Abrégé

A magnetic sensor 60 includes a substrate 61; a plurality of magneto-resistive elements 51 disposed on the substrate, wherein a part of the plurality of magneto-resistive elements is assembled into a Wheatstone bridge circuit to form a magneto-electric conversion unit 62a and another part is assembled into a Wheatstone bridge circuit to form a magneto-electric conversion unit 62b; and a plurality of electrode pads 63#1 to 63#6 disposed on the substrate including a first and a second electrode pad connected to the drive terminal VDD and the ground terminal GND of the magneto-electric conversion units 62a, 62b, respectively, a third and a fourth electrode pad connected to two output terminals Npa1, Npa2 of the magneto-electric conversion unit 62a, respectively, and a fifth and a sixth electrode pad connected to the two output terminals Npb1, Npb2 of the magneto-electric conversion unit 62b, respectively.

Classes IPC  ?

• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
• G01R 33/09 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs magnéto-résistifs

Abrégé

A magnetic sensor 50 includes a first magneto-electric conversion unit 50a including a resistive side Ra, a resistive side Rb, a resistive side Rc, and a resistive side Rd, each formed by connecting a plurality of magnetoresistive elements 51 in series, wherein the magnetic sensing directions of a resistive side Ra and a resistive side Rd are identical to each other, magnetic sensing directions of the resistive side Rb and the resistive side Rc are identical to each other and opposite to the magnetic sensing directions of the resistive side Ra and the resistive side Rd, the resistive side Ra and the resistive side Rb are connected in series, the resistive side Rc and the resistive side Rd are connected in series and are connected in parallel to the resistive side Ra and the resistive side Rb to be assembled into a Wheatstone bridge circuit.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

A current sensor comprises a first lead frame, a signal processing IC, first and second magnetoelectric conversion elements, and a second lead frame that partially surrounds the first and second magnetoelectric conversion elements. In a plan view, the first and second magnetoelectric conversion elements may oppose each other with an intermediate portion, through which a current flows in a second direction that intersects with a first direction from the first magnetoelectric conversion element toward the second magnetoelectric conversion element, sandwiched therebetween. First wires may extend in a direction different from the second magnetoelectric conversion element side in the plan view, and be electrically connected to the signal processing IC without traversing the second lead frame. Second wires may extend in a direction different from the first magnetoelectric conversion element side in the plan view, and be electrically connected to the signal processing IC without traversing the second lead frame.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

Solution: A certification system includes: an obtainment unit which obtains a result of identification of a user performed based on user information regarding the user and obtains state information indicating a specific state of the user from a state detection apparatus which detects the specific state of the user; and a certification unit which certifies that a state of the user satisfies a predetermined condition, based on the result of the identification of the user and on the state information. The obtainment unit obtains, from a calibration unit which executes calibration of the state detection apparatus, management information for the state detection apparatus. The certification unit certifies that the state of the user satisfies the predetermined condition, based further on the management information.

Classes IPC  ?

• G06F 21/33 - Authentification de l’utilisateur par certificats

Abrégé

A gas sensor is provided in which size of a filter can be decreased and optical path design is facilitated. The gas sensor includes: a light source (20) that has an active layer; a first sensor (32) disposed so that light emitted from the light source is incident thereon, configured to detect a state of a space; a second sensor (31) disposed so that light emitted from the light source is incident thereon, used to compensate for temperature variation or elapsed time variation of the first sensor; a first wavelength limiter configured to limit wavelengths of light emitted from the active layer that reach the first sensor and the second sensor, connected to the light source without the space intervening; and a second wavelength limiter configured to limit wavelengths of light emitted from the active layer that reach the second sensor, connected to the second sensor without the space intervening.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

Provided is a slave device that performs data communication with a master device via a bus. The slave device includes: an ID storage unit that stores an ID; and a communication unit that receives a control signal, including address information indicating a common address for the plurality of slave devices, specifying information specifying at least one slave device targeted for data communication, and data length information, and, in response to the specifying information in which its own slave device is not selected, determines not to communicate with the master device, and, in response to the specifying information in which its own slave device is selected, decides an order of the slave device to read or write data with a data length indicated in the data length information from/to a register of the slave device according to the ID and the specifying information.

Classes IPC  ?

• G06F 13/42 - Protocole de transfert pour bus, p. ex. liaisonSynchronisation

Abrégé

An IC chip that controls a driving mechanism that drives an optical element based on a control signal is provided. The IC chip comprises a generation unit that generates the control signal for moving the optical element to a target position while suppressing sound generated due to the driving by the driving mechanism, based on a detection signal indicating a position of the optical element and relationship information indicating a relationship between an index corresponding to a magnitude of the sound generated due to the driving by the driving mechanism and a position of the optical element.

Classes IPC  ?

• G03B 13/22 - Télémètres couplés avec dispositifs de mise au point, p. ex. réglage du télémètre mettant automatiquement l'objectif au point couplage amenant la compensation après changement d'objectif
• G02B 7/28 - Systèmes pour la génération automatique de signaux de mise au point

Abrégé

This current sensor comprises: a first lead frame that includes a first terminal part and a first conductor part; a second lead frame that includes a second terminal part and a second conductor part, is thinner than the first lead frame, and is electrically insulated from the first lead frame; at least one magnetoelectric conversion element; and a signal processing IC. The first conductor part has a first portion facing the first surface of the signal processing IC, and a second portion that is connected to the first portion and is positioned closer to the second surface side of a sealing part than the first portion, thereby forming a first step portion together with the first portion, and that is connected to the first terminal part. When viewed from a direction from the first side surface to the second side surface of the sealing part, the second conductor part and the signal processing IC are positioned between a second surface of the first portion opposite to the first surface of the first portion facing the first surface of the sealing part and a second surface of the second portion opposite to the first surface of the second portion facing the first surface of the sealing part.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• H01L 23/48 - Dispositions pour conduire le courant électrique vers le ou hors du corps à l'état solide pendant son fonctionnement, p. ex. fils de connexion ou bornes

Abrégé

Provided is a gas sensor that senses gas to be sensed, comprising a light emitting unit that radiates light; a first light receiving unit that receive at least a part of the light that passed through the gas to be sensed, and outputs a first light reception signal according to a light reception result; a second light receiving unit that receives at least a part of the light that did not pass through the gas to be sensed, and outputs a second light reception signal according to a light reception result; and an operating unit that senses that condensation has occurred in a light path from the light emitting unit to the first light receiving unit based on the first light reception signal and the second light reception signal.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 33/497 - Analyse physique de matériau biologique de matériau biologique gazeux, p. ex. de l'haleine

Abrégé

Provided is a breath sensor which senses a breath generated by breathing, including: a light emitting unit which emits light toward a path through which the breath passes; a first light receiving unit which receives at least a part of the light emitted from the light emitting unit and outputs a first light reception signal according to a light reception result; and an operating unit which performs an operation on the first light reception signal, wherein the operating unit calculates a baseline of a waveform of based on a frequency component of the first light reception signal lower than a first cut-off frequency that is set, and senses the breath based on a signal obtained by removing the baseline from the first light reception signal.

Classes IPC  ?

• G01N 33/497 - Analyse physique de matériau biologique de matériau biologique gazeux, p. ex. de l'haleine
• A61M 16/00 - Dispositifs pour agir sur le système respiratoire des patients par un traitement au gaz, p. ex. ventilateursTubes trachéaux

Abrégé

Provided is a current detection device, comprising at least two bus bars each of which includes a magnetic detection element, a first current path having a larger cross-sectional area, and a second current path having a smaller cross-sectional area, the first current path and the second current path sandwiching the magnetic detection element, wherein the at least two bus bars are arranged such that the first current paths face each other. The current detection device may further comprise another bus bar that is arranged between the at least two bus bars, and includes a magnetic detection element, a third current path having a large cross-sectional area, and a fourth current path having a small cross-sectional area, to the third current path and the fourth current path sandwiching the magnetic detection element.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

Disclosed is an infrared detecting device with a high SNR. The infrared detecting device includes a semiconductor substrate; a first layer formed on the semiconductor substrate and having a first conductivity type; a light receiving layer formed on the first layer; and a second layer formed on the light receiving layer and having a second conductivity type. The first layer includes, in the stated order: a layer containing Alx(1)In1-x(1)Sb; a layer having a film thickness ty(1) in nanometers and containing Aly(1)In1-y(1)Sb; and a layer containing Alx(2)In1-x(2)Sb, where ty(1), x(1), x(2), and y(1) satisfy the following relations: for j=1, 2, 0

Classes IPC  ?

• H01L 31/0304 - Matériaux inorganiques comprenant, à part les matériaux de dopage ou autres impuretés, uniquement des composés AIIIBV
• H01L 31/036 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails caractérisés par leurs corps semi-conducteurs caractérisés par leur structure cristalline ou par l'orientation particulière des plans cristallins

Abrégé

An information processing apparatus includes: a communication unit which receives statistical information transmitted from a sensor, the sensor having a measuring unit which measures environment information regarding environment in a target space and a statistics generation unit which generates, based on the environment information, the statistical information regarding the environment of the target space, a derivation unit which derives, based on the statistical information, a comfort index representing a comfort level of the target space according to a predetermined derivation method, and a generation unit which generates comfort information representing the comfort index of the target space.

Classes IPC  ?

• G06F 17/18 - Opérations mathématiques complexes pour l'évaluation de données statistiques
• G06F 21/44 - Authentification de programme ou de dispositif

Abrégé

There is provided an integrator including: a first order delay unit which outputs an output signal obtained by delaying a signal in accordance with an input signal; a first feedback unit which generates a first feedback signal in accordance with the output signal; a second feedback unit which generates a second feedback signal in accordance with the output signal; an addition and subtraction unit which adds and subtracts the first feedback signal and the second feedback signal, respectively, to and from the input signal, for an input to the delay unit; and a control unit which causes the second feedback unit to operate as a delay circuit during the first period, and causes the second feedback unit to operate as a gain circuit having a gain smaller than 0 during the second period.

Classes IPC  ?

• H03M 3/00 - Conversion de valeurs analogiques en, ou à partir d'une modulation différentielle
• H03M 1/40 - Valeur analogique comparée à des valeurs de référence uniquement séquentiellement, p. ex. du type à approximations successives du type à recirculation

Abrégé

A signal processing circuit of a current sensor has: a voltage detection circuit which detects a common mode voltage obtained by combining voltages of first signals respectively outputted from the pair of first output terminals; a differential amplifier circuit which outputs a signal obtained by amplifying each of the first signals with a predetermined gain, when the common mode voltage is equal to or lower than a predetermined threshold voltage, and which outputs a signal obtained by amplifying each of the first signals with a gain lower than a predetermined gain, when the common mode voltage exceeds the predetermined threshold voltage; and a correction circuit which corrects an output signal of the differential amplifier circuit, and the signal processing circuit derives a current value of the current flowing through the conductor, based on the output signal corrected by the correction circuit.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall

Abrégé

An estimation apparatus which estimates at least one of a position or a posture of a second portion relative to a first portion includes a derivation unit which derives a difference between a first value based on a first measured value according to a position or a posture of the second portion relative to the first portion measured by the magnetic sensor and a second value based on a second measured value according to a position or a posture of the second portion relative to the first portion measured by the gyro sensor; and an estimation unit which estimates a position and a posture of the second portion relative to the first portion based on at least one of the first value or the second value and the difference.

Classes IPC  ?

• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension
• G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer des angles ou des cônesDispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes
• G01C 19/00 - GyroscopesDispositifs sensibles à la rotation utilisant des masses vibrantesDispositifs sensibles à la rotation sans masse en mouvementMesure de la vitesse angulaire en utilisant les effets gyroscopiques

Abrégé

An information processing apparatus which senses an object by using an FMCW radar, wherein the information processing apparatus comprises: a data processing unit acquiring an angle power spectrum by performing angle FFT on a received signal; an acquisition unit acquiring an angle peak bin indicating an angle with the object; an extraction unit extracting an output signal corresponding to the power spectrum signal; and a correction unit correcting a phase of the output signal in accordance with a bin number of the plurality of peak bins, wherein the data processing unit applies a window function higher in order than a rectangular window function when performing the angle FFT, and the correction unit corrects the phase of the output signal so that a phase difference to be added or subtracted is (N−1)/2×π×sin(θ(i)) [rad] in accordance with the bin number of the angle peak bin.

Classes IPC  ?

• G01S 7/35 - Détails de systèmes non impulsionnels
• G01S 13/58 - Systèmes de détermination de la vitesse ou de la trajectoireSystèmes de détermination du sens d'un mouvement

Abrégé

A semiconductor apparatus includes a gate insulating film, a well region of a first conductivity type located on a surface layer of a semiconductor substrate, a source region of a second conductivity type and a drain region of the second conductivity type located on a surface layer of the well region, a first region of the second conductivity type, and a second region of the first conductivity type. The first region is located between the source region and the drain region and is buried in the well region. The second region is located between the first region and the gate insulating film. A burying depth of the first region in the well region from the surface of the semiconductor substrate is 50 nm or more.

Classes IPC  ?

• H01L 29/08 - Corps semi-conducteurs caractérisés par les formes, les dimensions relatives, ou les dispositions des régions semi-conductrices avec des régions semi-conductrices connectées à une électrode transportant le courant à redresser, amplifier ou commuter, cette électrode faisant partie d'un dispositif à semi-conducteur qui comporte trois électrodes ou plus
• H01L 21/265 - Bombardement par des radiations ondulatoires ou corpusculaires par des radiations d'énergie élevée produisant une implantation d'ions
• H01L 21/324 - Traitement thermique pour modifier les propriétés des corps semi-conducteurs, p. ex. recuit, frittage
• H01L 29/06 - Corps semi-conducteurs caractérisés par les formes, les dimensions relatives, ou les dispositions des régions semi-conductrices
• H01L 29/66 - Types de dispositifs semi-conducteurs
• H01L 29/786 - Transistors à couche mince

Abrégé

A PLL circuit including a digitally controlled oscillator outputting, as an output signal, a signal having a frequency modulated according to a control signal, a detection unit detecting a difference in at least one of a ratio or a phase of a frequency between the output signal and a reference signal, a digital loop filter smoothing an output indicating the difference output from the detection unit and outputs, as the control signal, a resulting output to the digitally controlled oscillator, a control signal storage unit storing, as a previous control signal, a digital value based on the control signal output from the digital loop filter in a predetermined period immediately before end of a chirp operation period, and a control unit controlling the digital loop filter such that the control signal output from the digital loop filter immediately after start of the chirp operation period is the previous control signal.

Classes IPC  ?

• H03L 7/093 - Détails de la boucle verrouillée en phase concernant principalement l'agencement de détection de phase ou de fréquence, y compris le filtrage ou l'amplification de son signal de sortie utilisant des caractéristiques de filtrage ou d'amplification particulières dans la boucle
• H03L 7/099 - Détails de la boucle verrouillée en phase concernant principalement l'oscillateur commandé de la boucle
• H03L 7/107 - Détails de la boucle verrouillée en phase pour assurer la synchronisation initiale ou pour élargir le domaine d'accrochage utilisant une fonction de transfert variable pour la boucle, p. ex. un filtre passe-bas ayant une largeur de bande variable

Abrégé

Solution: Provided is a current measurement module comprising: a conductor comprising two main body portions and two current paths having cross-sectional areas different from each other, wherein the two current paths are disposed between the two main body portions and extend in parallel to each other with a gap provided therebetween; two magnetic field sensing elements which each have a magnetosensitive surface disposed such that magnetic fields generated by currents flowing through the two current paths penetrate through the magnetosensitive surface in opposite directions to each other; and a substrate which supports the two magnetic field sensing elements and is attached to the conductor, wherein the substrate is inserted into the gap, and a distance between the two magnetic field sensing elements and an inner end of a current path of the two current paths having a smaller cross-sectional area is smaller than a distance between the two magnetic field sensing elements and an inner end of a current path of the two current paths having a larger cross-sectional area.

Classes IPC  ?

• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
• G01R 33/00 - Dispositions ou appareils pour la mesure des grandeurs magnétiques
• G01R 33/07 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs à effet Hall

Abrégé

Provided is an estimation apparatus for estimating a position and an attitude of a second portion with respect to a first portion in an apparatus including the first portion, the second portion, a movable mechanism which changes at least one of the position or the attitude of the second portion with respect to the first portion, at least one magnetic sensor provided in one of the first portion or the second portion, and a magnet section which is provided in another of the first portion or the second portion and which provides a magnetic field measured by the at least one magnetic sensor. The estimation apparatus includes an update unit which updates the reference information indicating a combination of measured values based on a correlation of measured values of the at least two components in the at least one direction measured by the at least one magnetic sensor.

Classes IPC  ?

• G01B 7/008 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer les coordonnées de points en utilisant des machines de mesure de coordonnées
• G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer des angles ou des cônesDispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes
• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension

Abrégé

A gas sensor (1) includes a gas measuring unit (40) including a light source (11) provided on a substrate, a detector (41) provided on the substrate and configured to detect a signal based on light emitted from the light source, and a gas detection space (42) provided with a hole for gas to pass through. The natural frequency of a resonance mode of the gas measuring unit is f, and the driving frequency of the light source is from 0.9f or more to 1.1f or less. A distribution of sound pressure is generated in the gas detection space by driving of the light source, and the light source and the detector are each arranged in a region that is 70% or more of the maximum absolute value of the sound pressure.

Classes IPC  ?

• G01N 21/17 - Systèmes dans lesquels la lumière incidente est modifiée suivant les propriétés du matériau examiné

Abrégé

Provided is an estimation apparatus for estimating a position or an attitude of a second portion with respect to a first portion in an apparatus including the first portion, the second portion, a movable mechanism, a magnetic sensor, and a magnet section. The estimation apparatus includes an estimation unit which performs, based on a combination of measured values and reference information, an estimation of the position or the attitude of the second portion with respect to the first portion. The reference information includes first reference information and second reference information. The estimation apparatus includes a selection unit which selects, according to a degree of coincidence between the combination of the measured values and each of the first reference information and the second reference information, the first reference information or the second reference information which has a higher degree of coincidence as the reference information for the estimation.

Classes IPC  ?

• G06F 1/16 - Détails ou dispositions de structure
• G01R 33/02 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques

Abrégé

This infrared sensor module is compact and capable of highly accurate infrared detection. The infrared sensor module (10) includes a quantum infrared sensor (11) configured to detect light in an infrared region, a signal processor (21) electrically connected to the quantum infrared sensor, a thermal conductor (15) in contact with the signal processor and disposed at a different position than the quantum infrared sensor in plan view, and a seal (14) configured to seal the quantum infrared sensor, the signal processor, and the thermal conductor integrally. A light-receiving surface of the quantum infrared sensor and a portion of the thermal conductor are exposed from the seal, and the thermal conductor is configured by a material with higher thermal conductivity than resin.

Classes IPC  ?

• G01J 5/02 - Détails structurels

Abrégé

A magnetic sensor 50 includes: a resistor arm Ra having: a plurality of magneto resistive elements 51a; an electrode piece 52a which connects upper surfaces of two magneto resistive elements 51a; and an electrode piece 53a which connects lower surfaces of two magneto resistive elements 51a, where the plurality of magneto resistive elements 51a are alternately connected in array sequence by the electrode pieces 52a and 53a; and a resistor arm Rb having: a plurality of magneto resistive elements 51b; an electrode piece 52b which connects upper surfaces of two magneto resistive elements 51b; and an electrode piece 53b which connects lower surfaces of two magneto resistive elements 51b, where the plurality of magneto resistive elements 51b are alternately connected in array sequence by the electrode pieces 52b and 53b.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

Provided is a rectifying circuit comprising: a first connection portion which couples drain terminals of a first transistor and a second transistor; a first bias unit which biases an alternating current voltage component of alternating current electric power according to magnitude of amplitude of the alternating current voltage component and inputs the alternating current voltage component, which has been biased, to a gate terminal of the first transistor; and a second bias unit which biases the alternating current voltage component of the alternating current electric power inputted to according to the magnitude of the amplitude of the alternating current voltage component and inputs the alternating current voltage component, which has been biased, to a gate terminal of the second transistor.

Classes IPC  ?

• H02M 7/219 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs dans une configuration en pont

Abrégé

An optical device with improved device orientation identifiability is provided without increasing manufacturing cost. An optical device (100) includes an optical element (10), a first lead frame portion (21) with opening hole (23), a second lead frame portion (22), wires (40), and a sealing material (70). A light-receiving or light-emitting surface of the optical element that is disposed in the opening hole and the second lead frame portion are each exposed at least partially from a first surface. On the first surface viewed from the front, the first lead frame portion has a rotation axis extending perpendicular to the first surface that is 180° rotationally symmetrical. The second lead frame portion exposed on the first surface has a shape that is 180° rotationally asymmetric with respect to the rotation axis. The optical element and the first lead frame portion overlap at least partially in a side view.

Classes IPC  ?

• H01L 33/62 - Dispositions pour conduire le courant électrique vers le corps semi-conducteur ou depuis celui-ci, p.ex. grille de connexion, fil de connexion ou billes de soudure
• H01L 31/02 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails - Détails
• H01L 31/0203 - Conteneurs; Encapsulations
• H01L 33/52 - Encapsulations

Abrégé

An optical member (30) includes a reflective structure (32) including a metallic thin film or an optical thin film, a metal body electrically disconnected from the reflective structure (32), and a support (31) integrally sealing and supporting the reflective structure (32) and the metal body. The reflective structure (32) is exposed from a first surface of the support (31). The metal body is exposed from the support (31) on a second surface opposite the first surface from which the reflective structure (32) is exposed, and on at least one side different from the first surface and the second surface.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

Provided are a miniaturized gas sensor and optical device enabling accurate measurement. A gas sensor (10) includes a light emitter (11) emitting light as infrared light, a detector (12) detecting a signal based on light from the light emitter, a light guide (17) at least including a mirror and reflects the light to form an optical path in which the light from the light emitter passes through an introduced gas and an optical filter (16) disposed in an optical path to limit a transmission wavelength band of the light, in which a base material of the optical filter has a refractive index of 1.5 or more in the transmission wavelength band and the optical filter satisfies 0.3<(T/Lf)<1.3 where T [mm] is a thickness of the optical filter and Lf [mm] is a maximum length of the optical filter in a longitudinal direction in a planar view.

Classes IPC  ?

• G01N 21/17 - Systèmes dans lesquels la lumière incidente est modifiée suivant les propriétés du matériau examiné

Abrégé

Provided is a drive apparatus including: a first drive unit group including first drive units, each for generating a magnetic field to drive a first object provided with a first lens and magnet in an optical axis direction; and a second drive unit group including second drive units, each for generating a magnetic field to drive a second object provided with a second lens and magnet in the direction. Each of the first and second drive units includes a first and second terminal connected via a clock and data signal line to a master controlling the drive unit as a slave. In at least one of the first drive units, the first and second terminals are respectively forward-connected to the clock and data signal lines. In at least one of the second drive units, the second and first terminals are respectively reverse-connected to the clock and data signal lines.

Classes IPC  ?

• H04N 23/68 - Commande des caméras ou des modules de caméras pour une prise de vue stable de la scène, p. ex. en compensant les vibrations du boîtier de l'appareil photo
• H04N 23/54 - Montage de tubes analyseurs, de capteurs d'images électroniques, de bobines de déviation ou de focalisation
• H04N 23/57 - Détails mécaniques ou électriques de caméras ou de modules de caméras spécialement adaptés pour être intégrés dans d'autres dispositifs

Abrégé

Provided is a program for causing a computer to function as a control apparatus which controls m+n control circuits. The program causes the computer to perform: acquiring position information from m+n position sensors, acquiring a target posture information with degrees of freedom components associated with a movement or a rotation of a movable member, deriving correction information indicating a corrective component for correcting misalignments of target positions of the movable member due to at least one of n degrees of freedom components based on at least one value of m+n values indicated in the position information, deriving m+n target positions of the movable member based on m degrees of freedom components indicated in the target posture information, the corrective component indicated in the correction information, and a set of coefficients, and outputting target position information indicating the target positions of the movable member to the m+n control circuits.

Classes IPC  ?

• G02B 27/64 - Systèmes pour donner des images utilisant des éléments optiques pour la stabilisation latérale et angulaire de l'image
• G03B 5/00 - Réglage du système optique relatif à l'image ou à la surface du sujet, autre que pour la mise au point présentant un intérêt général pour les appareils photographiques, les appareils de projection ou les tireuses
• H01F 7/06 - Électro-aimantsActionneurs comportant des électro-aimants
• H04N 23/68 - Commande des caméras ou des modules de caméras pour une prise de vue stable de la scène, p. ex. en compensant les vibrations du boîtier de l'appareil photo

Abrégé

A current sensor may include a first support portion and a first lead frame which is made of a material different from that of the first support portion. The current sensor may include: a signal processing IC which has a first surface supported by a first surface of the first support portion and is electrically connected to the first lead frame; at least one magnetoelectric conversion element which is configured separately from the signal processing IC, is mounted on a second surface on a side opposite to the first surface of the signal processing IC, and outputs, to the signal processing IC, a signal processed by the signal processing IC; and a second lead frame which has a second terminal portion, at least a part of which is arranged to face the second surface of the signal processing IC, and through which a measurement current flows.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
• G01R 19/25 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe utilisant une méthode de mesure numérique

Abrégé

Provided are a semiconductor wafer, a semiconductor device, and a gas concentration measuring device having a size reduced by reducing warpage to be even smaller than the sizes that can be achieved by conventional techniques. The semiconductor wafer includes: a wafer substrate, a semiconductor stacked portion formed on a first surface of the wafer substrate, the semiconductor stacked portion being capable of emitting or receiving infrared light of 2 μm to 10 μm; and an optical filter formed on a second surface of the wafer substrate that is opposite to the first surface of the wafer substrate. The thickness Twaf [μm] of the wafer substrate and the thickness Topt [μm] of the optical filter satisfy the relation of Topt≤0.000053×Twaf2.0488.

Classes IPC  ?

• H01L 33/44 - DISPOSITIFS À SEMI-CONDUCTEURS NON COUVERTS PAR LA CLASSE - Détails caractérisés par les revêtements, p.ex. couche de passivation ou revêtement antireflet
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• H01L 33/30 - Matériaux de la région électroluminescente contenant uniquement des éléments du groupe III et du groupe V de la classification périodique

Abrégé

An optical concentration measuring apparatus (1) that includes: a light emitter (3) on a main surface (20) of a substrate (2) that emits light from a light-emitting surface; a light receiver (4) on the main surface of the substrate that receives light at a light-receiving surface; and a light guide (5) that guides light emitted by the light emitter to the light receiver. The light guide includes a first reflector (51) and a second reflector (52) that are connected to the main surface of the substrate and are opposite each other in an overhead view of the main surface of the substrate. The second reflector includes two quadric surfaces. The first reflector includes a main reflective surface (53) that is a quadric surface and two secondary reflective surfaces (54) that are quadric surfaces and are integrally formed at portions of the main reflective surface.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

Provided is a drive circuit that drives a piezoelectric actuator for driving an optical element, the drive circuit comprising: a drive unit that, on the basis of a detection position indicating the detected position of the optical element and a target position to which the optical element is to move, generates a drive signal for controlling the movement speed of the optical element; and a filter unit that suppresses the frequency of fluctuation of the movement speed due to the drive signal. The filter unit may dampen components higher than 100 Hz within the frequency of fluctuation of the movement speed.

Classes IPC  ?

• H02N 2/06 - Circuits d'entraînementDispositions pour la commande

Abrégé

An optical physical quantity measuring apparatus (1) includes a light-emitting element (L), light-receiving elements (S) including at least a first light-receiving element and a second light-receiving element, and a reflector. The light-emitting element has a different radiation spectrum depending on a radiation direction and emits light at least at a first radiation angle, a second radiation angle, and a third radiation angle into a space in which an object to be measured is located. The reflector causes light emitted from the light-emitting element in different radiation directions to reach different positions. The first light-receiving element is arranged in an optical path formed by light emitted at the first radiation angle. The second light-receiving element is arranged in an optical path formed by light emitted at the second radiation angle. An absorber or a void is provided in an optical path formed by light emitted at the third radiation angle.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

A current sensor 100 comprises: a conductor 24 in which a to-be-measured current flows; a magnetoelectric conversion element 34 that is arranged to be separated from the conductor, whose upper surface is positioned below a center of the conductor in a thickness direction in a side view, and the upper surface is positioned above a lower surface of the conductor; a magnetic flux concentrator 36 that is arranged on the upper surface of the magnetoelectric conversion element, whose upper end is positioned above an upper surface of the conductor in a side view, and whose lower end is positioned below the center of the conductor in the thickness direction; a support member 18 that supports the magnetoelectric conversion element; and a package 9 that encapsulates the conductor, the magnetoelectric conversion element, the magnetic flux concentrator, and the support member.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

There is provided a control circuit which controls a DC-DC converter which boosts an output voltage of an input source and outputs the output voltage which has been boosted, in which the DC-DC converter has a boost coil, and a capacitor, and the control circuit includes: an input terminal into which the output voltage is input; a first transistor arranged between the input terminal, and the boost coil and the capacitor; and a switch activation unit which boosts the output voltage, and applies the output voltage, which has been boosted, to a control terminal of the first transistor.

Classes IPC  ?

• H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
• H02J 3/12 - Circuits pour réseaux principaux ou de distribution, à courant alternatif pour règler la tension dans des réseaux à courant alternatif par changement d'une caractéristique de la charge du réseau
• H02J 50/00 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique
• H02M 3/07 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des résistances ou des capacités, p. ex. diviseur de tension utilisant des capacités chargées et déchargées alternativement par des dispositifs à semi-conducteurs avec électrode de commande

Abrégé

This semiconductor package may comprise: a first lead frame; an element which outputs a signal that corresponds to the current flowing through the first lead frame; a second lead frame which is electrically insulated from the first lead frame, and outputs a signal that corresponds to the signal from the element; and a sealing part which seals the element, a part of the first lead frame and a part of the second lead frame with a resin. A terminal portion of the first lead frame may be exposed from a first surface of the sealing part. A terminal portion of the second lead frame may be exposed from a second surface of the sealing part, the second surface being opposite to the first surface in a first direction. The sealing part may have at least one groove, which extends in a second direction that intersects with the first direction, in at least one surface other than the first surface and the second surface.

Classes IPC  ?

• H01L 23/28 - Encapsulations, p. ex. couches d’encapsulation, revêtements
• H01L 23/29 - Encapsulations, p. ex. couches d’encapsulation, revêtements caractérisées par le matériau
• H01L 23/31 - Encapsulations, p. ex. couches d’encapsulation, revêtements caractérisées par leur disposition
• H01L 23/50 - Dispositions pour conduire le courant électrique vers le ou hors du corps à l'état solide pendant son fonctionnement, p. ex. fils de connexion ou bornes pour des dispositifs à circuit intégré
• H01L 25/00 - Ensembles consistant en une pluralité de dispositifs à semi-conducteurs ou d'autres dispositifs à l'état solide

Abrégé

There is provided a sensor system including a reward transmission unit which transmits a reward for calibration by a calibration unit. The calibration unit calibrates an environmental measurement value of a measurement target that is measured by a second environmental sensor, based on first calibration information for calibrating an environmental measurement value of a measurement target that is measured by a first environmental sensor. The sensor system may further include: a first sensor device having a calibration information transmission unit which transmits the first calibration information; and a second sensor device having a receiving unit which receives the first calibration information that is transmitted by the calibration information transmission unit, and the calibration unit.

Classes IPC  ?

• G06Q 30/0208 - Commerce ou échange de biens ou de services contre des incitations ou des récompenses
• G01D 18/00 - Test ou étalonnage des appareils ou des dispositions prévus dans les groupes

Abrégé

Provided is an electric power supply system comprising: an energy harvesting electric power source; and a switching electric power source apparatus which boosts an input voltage supplied from the energy harvesting electric power source for an output, where the switching electric power source apparatus has: an input terminal; an output terminal; a coil; a first switch; a diode; a capacitor; a voltage conversion unit which outputs a converted voltage that is based on the input voltage; and a switch control circuit which outputs a signal having a frequency corresponding to the converted voltage and driving the first switch, where the voltage conversion unit converts the input voltage such that an output impedance of the energy harvesting electric power source and an input impedance of the switching electric power source apparatus have closer values than in a case where the input voltage is inputted to the switch control circuit.

Classes IPC  ?

• H02J 50/00 - Circuits ou systèmes pour l'alimentation ou la distribution sans fil d'énergie électrique
• H02M 3/06 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des résistances ou des capacités, p. ex. diviseur de tension
• H02M 3/156 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p. ex. régulateurs à commutation

Abrégé

A current sensor is configured such that at least one magnetoelectric conversion element, a conductor, a signal processing IC, an IC supporting portion, and an element supporting portion are encapsulated with an encapsulating portion. The current sensor is comprised of a pair of first lead terminals that is partially exposed outside the encapsulating portion, is electrically connected to the conductor, inputs a measurement current to the conductor, and outputs the measurement current from the conductor; and a metal member that is partially exposed outside the encapsulating portion and is spaced apart from the conductor. The element supporting portion further supports the metal member on a surface on the same side as a first surface on which the IC supporting portion supports the signal processing IC.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

A magnetic sensor comprises a die pad, a first and second magnetoelectric conversion units, and a signal processing unit which processes signals output from the first and second magnetoelectric conversion unit. The die pad includes a first frame portion including a fifth and sixth frame portions, a second frame portion including a seventh and eighth frame portions, a third frame portion, a fourth frame portion, and a coupling portion. At least one of the third, fifth, or seventh frame portions has a first gap which reaches to a first space portion surrounded by the coupling portion, and the third, fifth, and seventh frame portions from an outer edge, and at least one of the fourth, sixth, or eighth frame portions has a second gap which reaches to a second space portion surrounded by the coupling portion, and the fourth, sixth, and eighth frame portions from an outer edge.

Classes IPC  ?

• G01R 33/00 - Dispositions ou appareils pour la mesure des grandeurs magnétiques
• G01R 33/07 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs à effet Hall

Abrégé

A current sensor is configured by at least one magnetoelectric conversion element, a conductor, and a signal processing IC being encapsulated by an encapsulating portion. The current sensor includes a pair of first lead terminals that is partially exposed outside of the encapsulating portion, is electrically connected to the conductor, inputs the measurement current to the conductor, and outputs the measurement current from the conductor; a metal member that is partially exposed outside the encapsulating portion and is spaced apart from the conductor; and a supporting portion that supports the at least one magnetoelectric conversion element, the signal processing IC, and the metal member on a first surface, is separated from the conductor, and is separate from the metal member.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
• G01R 33/00 - Dispositions ou appareils pour la mesure des grandeurs magnétiques
• G01R 33/07 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs à effet Hall
• G01R 33/09 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs magnéto-résistifs

Abrégé

A gas detection apparatus includes a light emitting part; a light receiving part; and a light guiding part for guiding light from the light emitting part to the light receiving part. When a region inside the ellipsoid Ei and not including the ellipsoid Esi is defined as a region Ri, the ellipsoid Ei including a light source region of the light emitting part is defined as an ellipsoid Es, the ellipsoid Ei including a light receiving region of the light receiving part is defined as an ellipsoid Ed, the region Ri of the ellipsoid Es is defined as a region Rin, and the region Ri of the ellipsoid Ed is defined as a region Rout, the point Gin is present in the region Rin and the point Gout is present in the region Rout.

Classes IPC  ?

• G01N 21/03 - Détails de structure des cuvettes
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 21/61 - Analyseurs de gaz non dispersifs

Abrégé

The authentication apparatus includes a communication unit which receives statistical information for a target transmitted from a sensor, the sensor having a measuring unit which measures environment information regarding surrounding environment of the target existing in a space and a statistics generation unit which generates, based on the environment information, the statistical information regarding the surrounding environment of the target, an authentication unit which authenticates, based on the statistical information, that the statistical information is information regarding the surrounding environment of the target, and an issuing unit which, when the statistical information has been authenticated by the authentication unit, issues an electronic certificate certifying that the statistical information authenticated is the statistical information for the target.

Classes IPC  ?

• H04L 9/40 - Protocoles réseaux de sécurité
• G01D 21/02 - Mesure de plusieurs variables par des moyens non couverts par une seule autre sous-classe

Abrégé

Provided is an apparatus including: a first input circuit which inputs signal from a first communication line; a second input circuit which inputs a signal from a second communication line; a reference voltage generation circuit which generates a reference voltage; and a comparison circuit which compares the reference voltage with a voltage of the first communication line. The first input circuit and the second input circuit adjust judgement thresholds to be used for judging a signal value according to the comparison result obtained by the comparison circuit.

Classes IPC  ?

• H03K 5/24 - Circuits présentant plusieurs entrées et une sortie pour comparer des impulsions ou des trains d'impulsions entre eux en ce qui concerne certaines caractéristiques du signal d'entrée, p. ex. la pente, l'intégrale la caractéristique étant l'amplitude
• H03K 3/037 - Circuits bistables

Abrégé

A photoelectric conversion element includes a semiconductor module (21) including a semiconductor element member (10) and a seal (20) covering a side of the semiconductor element member, the semiconductor element member including a light emission/irradiation surface (10a) configured to emit or be irradiated by light, a semiconductor substrate (111), a semiconductor layer (112), and an electrode (113), and an insulating layer (31) provided on one surface of the semiconductor module and covering a redistribution wire of the electrode and of an external connection terminal. The insulating layer includes a first insulating layer (311) and a second insulating layer (312) with the redistribution wire provided therebetween and is formed so as not to cover at least a portion of the semiconductor layer, or so as to cover at least a portion of the semiconductor layer thinly as compared to the thickness of the insulating layer that covers the redistribution wire.

Classes IPC  ?

• H01L 33/20 - DISPOSITIFS À SEMI-CONDUCTEURS NON COUVERTS PAR LA CLASSE - Détails caractérisés par les corps semi-conducteurs ayant une forme particulière, p.ex. substrat incurvé ou tronqué
• H01L 23/498 - Connexions électriques sur des substrats isolants
• H01L 33/38 - DISPOSITIFS À SEMI-CONDUCTEURS NON COUVERTS PAR LA CLASSE - Détails caractérisés par les électrodes ayant une forme particulière
• H01L 33/62 - Dispositions pour conduire le courant électrique vers le corps semi-conducteur ou depuis celui-ci, p.ex. grille de connexion, fil de connexion ou billes de soudure

Abrégé

Provided is an IC chip comprising: a plurality of magnetic sensors which detect magnetic fields according to positions of the movable body in the first direction and the second direction; a first position information setting unit which calculates a first relative position of the movable body with respect to a first drive range in the first direction in accordance with the magnetic fields detected by the plurality of magnetic sensors; a second position information setting unit which calculates a second relative position of the movable body with respect to a second drive range in the second direction in accordance with the magnetic fields detected by the plurality of magnetic sensors, a first target position adjustment unit which calculates a first target position in the first drive range; and a second target position adjustment unit which calculates a second target position in the second drive range.

Classes IPC  ?

• H04N 23/68 - Commande des caméras ou des modules de caméras pour une prise de vue stable de la scène, p. ex. en compensant les vibrations du boîtier de l'appareil photo
• H04N 23/55 - Pièces optiques spécialement adaptées aux capteurs d'images électroniquesLeur montage
• H04N 23/67 - Commande de la mise au point basée sur les signaux électroniques du capteur d'image

Abrégé

A current sensor is configured such that at least one magnetoelectric conversion element, a conductor, and a signal processing IC are encapsulated with an encapsulating portion. The current sensor is comprised of a pair of first lead terminals that is partially exposed on a side surface of the encapsulating portion, is electrically connected to the conductor, inputs a measurement current to the conductor, and outputs the measurement current from the conductor; a metal member that is partially exposed on a side surface of the encapsulating portion and is spaced apart from the conductor; and an element supporting portion that is comprised of a metal plate or a semiconductor substrate, supports the at least one magnetoelectric conversion element and a metal member on a surface on a same side as the first surface, and is spaced apart from the conductor.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

Provided is a signal processing system including: an adaptive decimation filter apparatus which has a decimation filter which outputs an output signal obtained by down-sampling an input signal, and an aliasing noise detection unit which detects a magnitude of aliasing noise, which is folded back to a frequency lower than a Nyquist frequency in the output signal of the decimation filter by the down-sampling; and a signal processing apparatus which has a filter control unit which adjusts an order of the decimation filter on the basis of the magnitude of the aliasing noise, and an adaptive filter unit which performs filter processing on the output signal of the decimation filter.

Classes IPC  ?

• H03M 1/06 - Compensation ou prévention continue de l'influence indésirable de paramètres physiques
• H03M 1/12 - Convertisseurs analogiques/numériques

Abrégé

Provided is a signal processing system including: an adaptive decimation filter apparatus which has a decimation filter which outputs an output signal obtained by down-sampling an input signal, and a filter control unit which outputs an adjustment signal which adjusts an order of the decimation filter on the basis of a characteristic of the input signal; and a signal processing apparatus which performs signal processing, which corresponds to the adjustment signal, on the output signal of the decimation filter.

Classes IPC  ?

• H03H 21/00 - Réseaux adaptatifs
• H03K 5/00 - Transformation d'impulsions non couvertes par l'un des autres groupes principaux de la présente sous-classe
• H03K 5/01 - Mise en forme d'impulsions

Abrégé

Provided is an adaptive filter apparatus including: a decimation filter which outputs an output signal obtained by down-sampling an input signal; and a filter control unit which adjusts an order of the decimation filter on the basis of a characteristic of the input signal.

Classes IPC  ?

• H03H 21/00 - Réseaux adaptatifs
• H03H 17/06 - Filtres non récursifs

Abrégé

An optical device includes an optical filter having a substrate and a multilayer film having a plurality of layers with different refractive indexes formed on at least one side of the substrate, and an infrared light emitting and receiving device. The optical filter includes a wavelength range having an average transmittance of 70% or more with a width of 50 nm or more in a wavelength range of 2400 nm to 6000 nm, and has a maximum transmittance of 5% or more in a wavelength range of 6000 nm or more of the mid-infrared range.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 21/31 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique
• G01N 21/61 - Analyseurs de gaz non dispersifs
• G01N 21/93 - Étalons de détectionCalibrage
• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes
• G01N 35/00 - Analyse automatique non limitée à des procédés ou à des matériaux spécifiés dans un seul des groupes Manipulation de matériaux à cet effet
• G02B 5/28 - Filtres d'interférence

Abrégé

To provide a rotation angle sensor which outputs N periods (N>1) of a first signal of a first phase and a second signal of a second phase forming a predetermined phase angle with the first phase per single rotation of a rotating body. The rotation angle sensor includes a calibration parameter calculating part which calculates, in a mechanical angle of one angular range having a first mechanical angle different from a reference mechanical angle as its starting point, based on the first signal and the second signal, a calibration parameter which calibrates an error in a moving radius of the rotating body in the reference mechanical angle of the rotating body. The one angular range may have the first mechanical angle as its starting point and a second mechanical angle as its ending point.

Classes IPC  ?

• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension
• G01B 7/30 - Dispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour mesurer des angles ou des cônesDispositions pour la mesure caractérisées par l'utilisation de techniques électriques ou magnétiques pour tester l'alignement des axes
• G01D 18/00 - Test ou étalonnage des appareils ou des dispositions prévus dans les groupes

Abrégé

A control device that controls a load amount of a load device that receives supply of power output from a DC power supply is provided. The control device includes a setting unit that compares a voltage ratio in which a denominator is set to a first input voltage value indicating a magnitude of an input voltage applied when the load device is set to a first load amount, and a numerator is set to a second input voltage value based on a magnitude of an input voltage applied to the load device when it is set to a second load amount obtained by multiplying the first load amount by a predetermined first coefficient, and a determination value in accordance with the first coefficient, and executes a load amount setting process in which the load device is set to a new first load amount, until a predetermined condition is satisfied.

Classes IPC  ?

• G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
• H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif
• H02M 3/00 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu

Abrégé

Provided is a clock generation apparatus which generates an output clock signal, comprising: a first voltage-controlled oscillator which outputs the output clock signal; an AD converter which includes: a second voltage-controlled oscillator which outputs an internal clock signal phase-locked to the output clock signal in response to a digital temperature signal having become a value corresponding to an analog temperature signal from a temperature sensor; a phase comparator which detects a phase difference between the output clock signal and the internal clock signal; and a digital temperature signal generator which generates a digital temperature signal according to the phase difference detected by the phase comparator, to output it to the second voltage-controlled oscillator; and a digital temperature compensation circuit which compensates a frequency of the output clock signal of the first voltage-controlled oscillator by using the digital temperature signal.

Classes IPC  ?

• H03B 5/04 - Modifications du générateur pour compenser des variations dans les grandeurs physiques, p. ex. alimentation, charge, température
• H03B 5/36 - Production d'oscillation au moyen d'un amplificateur comportant un circuit de réaction entre sa sortie et son entrée l'élément déterminant la fréquence étant un résonateur électromécanique un résonateur piézo-électrique l'élément actif de l'amplificateur comportant un dispositif semi-conducteur
• H03K 3/03 - Circuits astables

Abrégé

To provide a display apparatus including a display part which displays an image of a virtual space, and a transmitting part. The display part further displays state information relating to a state of a reality space where an operator of the display part is present, and the transmitting part transmits, to control equipment which controls the state of the reality space, control information for controlling the state of the reality space. The display apparatus may further include a sensing part. The display part may further display a virtual input image in the virtual space. The transmitting part may transmit, when input to the virtual input image is sensed with the sensing part, the control information to the control equipment.

Classes IPC  ?

• G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur
• F24F 11/00 - Aménagements de commande ou de sécurité
• F24F 11/523 - Aménagements pour l’indication, p. ex. écrans pour l’affichage de la température
• F24F 11/56 - Commande à distance
• F24F 11/80 - Systèmes de commande caractérisés par leurs grandeurs de sortieDétails de construction de tels systèmes pour la commande de la température de l’air fourni
• G08B 21/14 - Alarmes réagissant aux gaz toxiques

Abrégé

An infrared module that enables temperature regulation of an infrared sensor to be readily achieved and a method of correcting the infrared module are provided. The infrared module (10) includes an infrared sensor (11) that detects infrared radiation emitted from an object being measured, a computation and control processor (20) that includes a temperature measurement unit (22) that obtains a signal from the infrared sensor and measures a temperature of its own, the computation and control processor obtaining a temperature signal from the temperature measurement unit and performing a computation, and a heating element (60) that regulates a temperature of the infrared sensor by generating heat, wherein the infrared sensor and the computation and control processor are stacked.

Classes IPC  ?

• G01J 5/24 - Utilisation de circuits spécialement adaptés, p. ex. de circuits en pont

Abrégé

A current sensor is configured such that at least one magnetoelectric conversion element, a conductor, a signal processing IC, an IC supporting portion, and an element supporting portion are encapsulated with an encapsulating portion. The current sensor is comprised of a pair of first lead terminals that is partially exposed outside the encapsulating portion, is electrically connected to the conductor, inputs a measurement current to the conductor, and outputs the measurement current from the conductor; and a metal member that is partially exposed outside the encapsulating portion and is spaced apart from the conductor. The element supporting portion further supports the metal member on a surface on the same side as a first surface on which the IC supporting portion supports the signal processing IC.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

A current sensor is configured such that at least one magnetoelectric conversion element, a conductor, and a signal processing IC are encapsulated with an encapsulating portion. The current sensor is comprised of a pair of first lead terminals that is partially exposed on a side surface of the encapsulating portion, is electrically connected to the conductor, inputs a measurement current to the conductor, and outputs the measurement current from the conductor; a metal member that is partially exposed on a side surface of the encapsulating portion and is spaced apart from the conductor; and an element supporting portion that is comprised of a metal plate or a semiconductor substrate, supports the at least one magnetoelectric conversion element and a metal member on a surface on a same side as the first surface, and is spaced apart from the conductor.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

A current sensor includes at least one magnetoelectric conversion element, a conductor that at least partially surrounds the at least one magnetoelectric conversion element in a plan view and through which a measurement current to be measured with the at least one magnetoelectric conversion element flows, an element supporting portion comprised of a semiconductor substrate, and supports the at least one magnetoelectric conversion element and the conductor on a first surface, a signal processing IC that processes a signal that is output from the at least one magnetoelectric conversion element, an encapsulating portion that encapsulates the at least one magnetoelectric conversion element, the conductor, and the signal processing IC, and a pair of first lead terminals that is partially exposed on a side surface of the encapsulating portion and is electrically connected to the conductor, inputs the measurement current to the conductor and outputs the measurement current from the conductor.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

1-zSb (0.05

Classes IPC  ?

• H01L 31/109 - Dispositifs sensibles au rayonnement infrarouge, visible ou ultraviolet caractérisés par une seule barrière de potentiel ou de surface la barrière de potentiel étant du type PN à hétérojonction
• G01J 5/08 - Dispositions optiques
• H01L 31/0352 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails caractérisés par leurs corps semi-conducteurs caractérisés par leur forme ou par les formes, les dimensions relatives ou la disposition des régions semi-conductrices
• H01L 31/18 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives

Abrégé

Provided is a TD converter including: a plurality of oscillators which at least include a first oscillator and a second oscillator receiving control signals input thereto, respectively, and operating in operating modes with oscillation frequencies different from each other, respectively, wherein each control signal indicates a time difference between a reference clock and a target clock; and a computation circuit which calculates a digital output value depending on the time difference, by using a plurality of pieces of phase information retained according to the reference clock in the plurality of oscillators, respectively.

Classes IPC  ?

• H03L 7/099 - Détails de la boucle verrouillée en phase concernant principalement l'oscillateur commandé de la boucle
• G04F 10/00 - Appareils pour mesurer des intervalles de temps inconnus par des moyens électriques
• H03L 7/081 - Détails de la boucle verrouillée en phase avec un déphaseur commandé additionnel
• H03L 7/085 - Détails de la boucle verrouillée en phase concernant principalement l'agencement de détection de phase ou de fréquence, y compris le filtrage ou l'amplification de son signal de sortie

Abrégé

Provided is a current measurement module including: a conductor which has two main body portions and two current paths disposed between the two main body portions and extending in parallel with a gap; two magnetic field sensing elements which each have a magnetosensitive surface disposed such that magnetic fields generated by current flowing through the two current paths penetrate the magnetosensitive surface in directions opposite to each other; and a substrate which supports the two magnetic field sensing elements and is attached to the conductor, the two main body portions each have a slit which extends from the gap and is narrower than the gap, and the substrate is inserted into the slit and the gap.

Classes IPC  ?

• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
• G01R 33/09 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs magnéto-résistifs

Abrégé

A gas sensor comprises first and second light emitting parts, first and second light receiving parts, and first and second optical path regions, wherein the optical path regions have a common region, a first light receiving part has a larger rate of change of an output signal with respect to a first gas than a second light receiving part, the second light receiving part has a larger rate of change of an output signal with respect to an second gas than the first light receiving part, the first light receiving part has a sensitivity peak wavelength closer to a first wavelength in an absorption wavelength band of the first gas than the second light receiving part, and the second light receiving part has a sensitivity peak wavelength closer to a second wavelength in an absorption wavelength band of the second gas than the first light receiving part.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 21/31 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique
• G01N 21/35 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge

Abrégé

There is provided a magnetic detection device including: a substrate including: a hole portion into which a magnet is inserted from a side of one main surface; and a stopper for stopping, from a side of another main surface, the magnet inserted into the hole portion to prevent the magnet from protruding toward the side of the another main surface; and a magnetic sensor mounted at a position corresponding to the hole portion, in the another main surface. The substrate may include a first substrate, and a second substrate bonded to the first substrate from the side of the another main surface. The hole portion may be a first through hole formed in the first substrate. The stopper may include a region, in the second substrate, that closes the first through hole.

Classes IPC  ?

• G01R 33/09 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs magnéto-résistifs
• G01D 5/245 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant les caractéristiques d'impulsionsMoyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques produisant des impulsions ou des trains d'impulsions utilisant un nombre variable d'impulsions dans un train

Abrégé

Provided is a physical quantity measuring device capable of measuring with high accuracy. A physical quantity measuring device (1) has a first substrate (10) and a second substrate (20) and measures a physical quantity of a measurement object, wherein the first substrate has, on a surface (10a), a sensing part (13) that outputs a signal corresponding to a physical quantity and has a surface electrode on the back surface, the second substrate has a side electrode, at least a portion of the first substrate overlaps the second substrate when the first substrate is viewed from the direction perpendicular to the front or back surface of the first substrate, and the surface electrode is electrically connected to the side electrode.

Classes IPC  ?

• H05K 1/14 - Association structurale de plusieurs circuits imprimés
• G01N 21/61 - Analyseurs de gaz non dispersifs

Abrégé

A small-sized gas detection apparatus with high measurement accuracy is provided. The gas detection apparatus includes a light emitting portion (1); a light receiving portion (2); a first mirror (3) that has a quadric reflective surface and reflects light emitted from the light emitting portion; and a second mirror (4) that has a quadric reflective surface and reflects the light reflected by the first mirror to the first mirror. The quadric surfaces of the first mirror and the second mirror have convex portions facing in a same direction. The first mirror reflects the light reflected by the second mirror to the light receiving portion. When one surface of a substrate on which the light emitting portion and the light receiving portion are mounted is used as a reference plane, the first mirror and the second mirror are provided at positions higher than the reference plane and have different heights.

Classes IPC  ?

• G01N 21/25 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

A current sensor is configured by at least one magnetoelectric conversion element, a conductor, and a signal processing IC being encapsulated by an encapsulating portion. The current sensor includes a pair of first lead terminals that is partially exposed outside of the encapsulating portion, is electrically connected to the conductor, inputs the measurement current to the conductor, and outputs the measurement current from the conductor; a metal member that is partially exposed outside the encapsulating portion and is spaced apart from the conductor; and a supporting portion that supports the at least one magnetoelectric conversion element, the signal processing IC, and the metal member on a first surface, is separated from the conductor, and is separate from the metal member.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 33/00 - Dispositions ou appareils pour la mesure des grandeurs magnétiques
• G01R 33/07 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

A semiconductor package includes a semiconductor chip having Hall elements built therein, and external terminals arranged on one surface side of the semiconductor chip. A first Hall element and a second Hall element are arranged to be point-symmetrical with respect to a center point of the semiconductor package in a plan view. The first Hall element is at least partially covered by a first external terminal among first external terminals in a plan view, and the second Hall element is at least partially covered by a second external terminal among second external terminals in a plan view. A first region covered by the first external terminal of the first Hall element in a plan view and a second region covered by the second external terminal of the second Hall element in a plan view are point-symmetrical with respect to the center point of the semiconductor package in a plan view.

Classes IPC  ?

• H10N 59/00 - Dispositifs intégrés, ou ensembles de plusieurs dispositifs, comportant au moins un élément galvanomagnétique ou à effet Hall couvert par les groupes
• H01L 23/00 - Détails de dispositifs à semi-conducteurs ou d'autres dispositifs à l'état solide

Abrégé

An estimation device may include an update unit. The update unit may correct the position of the second portion with respect to the first portion or the measured value of a first magnetic sensor, which is indicated by the new reference information, by comparing a predetermined first partial waveform in a first waveform for the first magnetic sensor, the first waveform indicating a change of a measured value in accordance with a position of the second portion with respect to the first portion, which is indicated by the new reference information, with a predetermined second partial waveform in a second waveform for a second magnetic sensor, the second waveform indicating the change of the measured value in accordance with the position of the second portion with respect to the first portion, which is indicated by the new reference information.

Classes IPC  ?

• H02K 11/215 - Dispositifs utilisant un effet magnétique, p. ex. des éléments à effet Hall ou magnéto-résistifs
• G09F 9/30 - Dispositifs d'affichage d'information variable, dans lesquels l'information est formée sur un support, par sélection ou combinaison d'éléments individuels dans lesquels le ou les caractères désirés sont formés par une combinaison d'éléments individuels

Abrégé

An estimation apparatus comprises: a collection unit configured to collect a plurality of pieces of update information used for updating reference information, which indicates measurement values in accordance with a position or an attitude of a second portion against a first portion which is measured by at least one magnetic sensor while changing at least one of the position and the attitude of the second portion against the first portion over a predetermined movable range; a clustering unit configured to perform clustering on the plurality of pieces of update information according to a predetermined classification condition; and an updating unit configured to update the reference information based on at least one piece of update information included in a maximum class into which a highest number of pieces of information are classified among the plurality of pieces of update information.

Classes IPC  ?

• G01D 5/14 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens électriques ou magnétiques influençant la valeur d'un courant ou d'une tension

Abrégé

A sound wave signal processing apparatus may include: an extraction unit configured to extract, from a sound wave signal, a plurality of frequency signals indicating respective frequency components of a plurality of frequency bands including different set frequencies; a setting unit configured to set a set frequency of the extraction unit on the basis of a comparison result between output levels of the frequency signals of the different set frequencies extracted by the extraction unit; and a detection unit configured to detect a formant frequency band including a formant frequency in the sound wave signal on the basis of a comparison result group between the output levels of the frequency signals of the different set frequencies extracted by the extraction unit, a setting history of the set frequency of the extraction unit by the setting unit, and a frequency characteristic of the extraction unit.

Classes IPC  ?

• H04R 1/32 - Dispositions pour obtenir la fréquence désirée ou les caractéristiques directionnelles pour obtenir la caractéristique directionnelle désirée uniquement
• H04R 1/10 - ÉcouteursLeurs fixations

Abrégé

A compound semiconductor device having a high SNR is provided. A compound semiconductor device (1) includes an insulating substrate (10); a plurality of mesa-type compound semiconductor laminate portions (20) including a first compound semiconductor layer (21) having a first conductivity type, an active layer (23) made of a compound semiconductor material, and a second compound semiconductor layer (25) having a second conductivity type laminated in this order; a first protective film (31); a second protective film (32) made of a material having a film density greater than that of the first protective film (31); and a recess (40) including recess side surfaces (40a) and a recess bottom surface (40b) for separating the plurality of mesa-type compound semiconductor laminate portion. The recess side surface and the recess bottom surface are covered with the first protective film and the second protective film.

Classes IPC  ?

• H01L 31/0216 - Revêtements
• H01L 31/0304 - Matériaux inorganiques comprenant, à part les matériaux de dopage ou autres impuretés, uniquement des composés AIIIBV
• H01L 33/44 - DISPOSITIFS À SEMI-CONDUCTEURS NON COUVERTS PAR LA CLASSE - Détails caractérisés par les revêtements, p.ex. couche de passivation ou revêtement antireflet

Abrégé

There is provided a camera module including: a movable body including an optical element; a fixed portion having a surface facing the movable body in a direction intersecting an optical axis of the optical element; a first drive unit having a portion arranged on a first surface of the movable body, for generating a first driving force for moving the movable body in a first direction; a second drive unit having a portion arranged on a second surface of the movable body different from the first surface, for generating a second driving force for moving the movable body in a second direction intersecting the first direction; and a position sensing unit arranged on a surface of the fixed portion facing the first surface of the movable body, or on the first surface of the movable body, for detecting positions in the first and second directions of the movable body.

Classes IPC  ?

• H04N 23/57 - Détails mécaniques ou électriques de caméras ou de modules de caméras spécialement adaptés pour être intégrés dans d'autres dispositifs
• H04N 23/68 - Commande des caméras ou des modules de caméras pour une prise de vue stable de la scène, p. ex. en compensant les vibrations du boîtier de l'appareil photo
• H04N 23/54 - Montage de tubes analyseurs, de capteurs d'images électroniques, de bobines de déviation ou de focalisation

Abrégé

A gas sensor includes a light receiving element, a light emitting element, an integrated circuit, a lead frame, and a sealing member configured to seal these into a package. The lead frame includes at least one die pad portion and a plurality of terminal portions, the die pad portion includes a first region having a first thickness and a second region having a second thickness thinner than the first thickness, the integrated circuit is arranged on the second region of the die pad portion, the light emitting element is electrically connected to at least one of the plurality of terminal portions, the light receiving element is electrically connected to the integrated circuit and is arranged on the opposite side to the light emitting element with the integrated circuit interposed therebetween, and the integrated circuit is electrically connected to at least one of the plurality of terminal portions.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 15/06 - Recherche de la concentration des suspensions de particules
• G01N 15/075 - Recherche de la concentration des suspensions de particules par des moyens optiques
• G01N 21/27 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en utilisant la détection photo-électrique

Abrégé

An optical filter for an optical device comprises a substrate and a multilayer film having a plurality of layers with different refractive indexes formed on at least one side of the substrate. The multilayer film has a structure in which a first layer and a second layer are alternately stacked. The first layer has a refractive index of 1.2 or more and 2.5 or less, and the second layer has a refractive index of 3.2 or more and 4.3 or less in a wavelength range of 6 μm to 10 μm. The optical filter includes a wavelength range having an average transmittance of 70% or more with a width of 50 nm or more in a wavelength range of 6 μm to 10 μm, and has a maximum transmittance of 10% or more in a wavelength range of 12.5 μm to 20 μm.

Classes IPC  ?

• G02B 5/28 - Filtres d'interférence
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes

Abrégé

Provided is a gas detection device that is compact and can perform accurate measurement. The gas detection device includes a light-emitting section (10), a light-receiving section (20), and a light-guiding section (30) that guides light from the light-emitting section (10) to the light-receiving section (20). The light-guiding section (30) includes a mirror (50) and has a shape of part of at least one spheroid. The mirror (50) is provided at a position of or in proximity to a first focal point of the spheroid. The light-emitting section (10) and the light-receiving section (20) are each provided at a position of or in proximity to a focal point of the spheroid that is not the first focal point. The light-emitting section (10) and the light-receiving section (20) are arranged in parallel to a major axis direction of the spheroid.

Classes IPC  ?

• G01N 21/61 - Analyseurs de gaz non dispersifs
• G01N 21/03 - Détails de structure des cuvettes

Abrégé

a) including a light-emitting element (11) and a first sensor element; a light-emitting element drive section that drives the light-emitting element; a signal acquisition section (21) that acquires at least an output signal of the first sensor element, a first drive signal that is a first voltage value or first current value of the light-emitting element, and a second drive signal that is a second voltage value or second current value of the light-emitting element; and a computation section (22) that computes gas concentration based on signals acquired by the signal acquisition section. The computation section, based on the first and second drive signals, corrects the output signal of the first sensor element and computes the gas concentration.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 21/31 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique
• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes

Abrégé

Provided is a risk information provision device including: an information acquisition unit configured to acquire risk information related to a risk depending on a status of leakage of a refrigerant in a determination target and risk handling information for handling the risk, wherein the status is determined on a basis of a concentration of the refrigerant in the determination target; a provision unit configured to provide at least one of the risk information or the risk handling information; and a date information acquisition unit configured to acquire date information of a date on which at least one of the risk information or the risk handling information is acquired. The risk handling information includes recipient information related to one or more recipients that receive the risk information. The provision unit is configured to provide at least one of the risk information or the date information to the one or more recipients.

Classes IPC  ?

• F24F 11/36 - Aménagements de commande ou de sécurité en relation avec le fonctionnement du système, p. ex. pour la sécurité ou la surveillance réagissant aux dysfonctionnements ou aux situations critiques aux fuites de fluides échangeurs de chaleur
• G08B 21/12 - Alarmes pour assurer la sécurité des personnes réagissant à l'émission indésirable de substances, p. ex. alarmes de pollution
• G08B 21/04 - Alarmes pour assurer la sécurité des personnes réagissant à la non-activité, p. ex. de personnes âgées

Abrégé

The present invention relates to gas detecting devices and in particular to volatile substance sensors such as breath alcohol devices sensors. The semiconductor gas sensor device according to the invention comprises a laser structure and an optical waveguide resonator formed in a same compound semiconductor which comprises at least one optical emission layer and one optical propagation layer. The optical waveguide resonator is formed in the optical propagation layer and is to its greater part separated from the remaining portion of the optical propagation layer. The laser structure is provided adjacent to a portion of the optical waveguide resonator and arranged to transmit electromagnetic radiation at a specific wavelength band to the optical waveguide resonator arranged to resonate at that specific wavelength band.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 21/552 - Réflexion totale atténuée

Abrégé

The present invention relates to gas detecting devices and in particular to volatile substance sensors such as breath alcohol devices sensors. The semiconductor gas sensor device according to the invention comprises a laser structure and an optical waveguide resonator formed in a same compound semiconductor which comprises at least one optical emission layer and one optical propagation layer. The optical waveguide resonator is formed in the optical propagation layer and is to its greater part separated from the remaining portion of the optical propagation layer. The laser structure is provided adjacent to a portion of the optical waveguide resonator and arranged to transmit electromagnetic radiation at a specific wavelength band to the optical waveguide resonator arranged to resonate at that specific wavelength band.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 21/552 - Réflexion totale atténuée

Abrégé

Provided are a gas sensor system, a gas sensor control device, and a control method that enable high-accuracy measurement without causing a user to wait. The gas sensor system (1) includes: a gas sensor (10) that performs concentration measurement of a measurement target gas in air; a heater (17) that heats the gas sensor; an air intake port (11) and an air discharge port (12) that are connected to the gas sensor; and a control device (20) that performs heating control of operating the heater so as to heat the gas sensor. The control device acquires temperature information for the gas sensor and temperature information for a space from which the air intake port takes in air and performs the heating control based on the temperature information for the gas sensor and the temperature information for the space from which the air intake port takes in air.

Classes IPC  ?

• G01N 1/24 - Dispositifs d'aspiration
• G01N 33/497 - Analyse physique de matériau biologique de matériau biologique gazeux, p. ex. de l'haleine
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• G01N 1/44 - Traitement d'échantillons mettant en œuvre un rayonnement, p. ex. de la chaleur

Abrégé

A magnetic field measurement apparatus including a magnetic sensor array having magnetic sensor cells capable of detecting magnetic fields in three axial directions arranged in three dimensions, each magnetic sensor cell including a plurality of magnetic sensors that each have a magnetoresistive element and a magnetic flux concentrator arranged at least at one of one end and another end of the magnetoresistive element; AD converters that respectively convert analog detection signals output by the magnetic sensors into digital measurement data; a magnetic field acquiring section that acquires the digital measurement data; a calibration computing section that calibrates the digital measurement data from the magnetic field acquiring section, using at least one of a main-axis sensitivity, cross-axis sensitivities, and an offset; and a gradient magnetic field computing section that calculates a gradient magnetic field using magnetic field measurement data resulting from the calibration of the digital measurement data.

Classes IPC  ?

• G01R 33/09 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs magnéto-résistifs
• A61B 5/242 - Détection de champs biomagnétiques, p. ex. de champs magnétiques produits par des courants bioélectriques
• A61B 5/243 - Détection de champs biomagnétiques, p. ex. de champs magnétiques produits par des courants bioélectriques spécialement adaptée aux signaux magnétocardiographiques [MCG]
• G01R 33/00 - Dispositions ou appareils pour la mesure des grandeurs magnétiques
• G01R 33/02 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques

Abrégé

There is provided an input device including a magnet that generates a magnetic field; a sensor for detecting the magnetic field generated by the magnet; and a magnet moving unit for moving a position of the magnet in a predetermined first plane, in which the magnet includes a first magnet and a second magnet, the sensor is provided in a region different from a region in which the magnet moves in a top view with respect to the first plane, the magnet moving unit is configured to move the first magnet in a predetermined first direction in the first plane, and move the second magnet in a second direction different from the first direction in the first plane, the first direction and the second direction are orthogonal to each other in the first plane, and the sensor is provided in common to the first magnet and the second magnet.

Classes IPC  ?

• A63F 13/21 - Dispositions d'entrée pour les dispositifs de jeu vidéo caractérisées par leurs capteurs, leurs finalités ou leurs types
• A63F 13/24 - Parties constitutives, p. ex. manettes de jeu avec poignées amovibles

Abrégé

An authentication system includes: a sensor including an instrumentation unit configured to instrument environment information about an environment in a space to be authenticated, a generating unit configured to generate statistical information about the environment of the space based on the environment information, and a communication unit configured to transmit the statistical information to an authentication server configured to authenticate the space based on the statistical information; and the authentication server. The authentication server includes an authentication unit configured to authenticate the space based on the statistical information.

Classes IPC  ?

• H04L 9/40 - Protocoles réseaux de sécurité
• H04L 67/12 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p. ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance

Abrégé

Provided is an infrared optical device that is easy to produce and has high performance. The infrared optical device having a peak at a center wavelength λ includes: a semiconductor substrate; and a thin film laminate portion including a first reflecting layer, an active layer, a p-type semiconductor layer, and a first electrode layer formed on the semiconductor substrate in stated order. The first reflecting layer and the p-type semiconductor layer are directly connected to the active layer. The first reflecting layer is constructed through layering of a low-refractive-index layer that is an n-type semiconductor layer and a high-refractive-index layer. The low-refractive-index layer is placed closest to the active layer in the first reflecting layer. The active layer and the p-type semiconductor layer each have a higher refractive index than the low-refractive-index layer. The center wavelength λ is 7 μm or more at room temperature.

Classes IPC  ?

• H01L 31/101 - Dispositifs sensibles au rayonnement infrarouge, visible ou ultraviolet
• H01L 31/0232 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails - Détails Éléments ou dispositions optiques associés au dispositif
• H01L 31/0304 - Matériaux inorganiques comprenant, à part les matériaux de dopage ou autres impuretés, uniquement des composés AIIIBV

Abrégé

Provided are a gas sensor system, a gas sensor control device, and a control method that enable high-accuracy measurement without causing a user to wait. The gas sensor system (1) includes: a reception section (30) that receives a startup signal from externally to the gas sensor system; a gas sensor (10) that performs concentration measurement of a measurement target gas in air; an air intake port (11) and an air discharge port (12) that are connected to the gas sensor; at least one fan (13); and a control device (20) that starts up the gas sensor through reception of the startup signal, that acquires temperature information for the gas sensor, and that, based on the temperature information for the gas sensor, performs cooling control of operating the fan so as to cool the gas sensor from startup of the gas sensor, before initiation of the concentration measurement.

Classes IPC  ?

• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes
• H05K 7/20 - Modifications en vue de faciliter la réfrigération, l'aération ou le chauffage

Abrégé

Provided are a sensor device for sensing an object using an FMCW radar and including: a signal processing unit for acquiring a reception signal based on a reception wave of the FMCW radar and outputting a processing signal obtained by sensing the object; a sound detection unit for detecting a sound-related signal related to a sound from the object on a basis of the processing signal; and a mode control unit for switching an operation mode of the sensor device between an object detection mode for detecting the object and a sound detection mode for detecting a sound from the object on a basis of a detection result of the sound detection unit, and a system including an FMCW radar including a transmission/reception unit for transmitting and receiving an FMCW radar signal and the sensor device according to a first aspect of the present invention. [Selected Drawing] FIG. 1A

Classes IPC  ?

• G01S 13/56 - Discrimination entre objets fixes et mobiles ou entre objets se déplaçant à différentes vitesses pour la détection de présence
• G01S 7/35 - Détails de systèmes non impulsionnels
• G01S 13/536 - Discrimination entre objets fixes et mobiles ou entre objets se déplaçant à différentes vitesses utilisant la transmission d'ondes continues non modulées, ou modulées en amplitude, en fréquence ou en phase
• G01S 13/86 - Combinaisons de systèmes radar avec des systèmes autres que radar, p. ex. sonar, chercheur de direction
• G01S 7/41 - Détails des systèmes correspondant aux groupes , , de systèmes selon le groupe utilisant l'analyse du signal d'écho pour la caractérisation de la cibleSignature de cibleSurface équivalente de cible
• G10L 25/21 - Techniques d'analyse de la parole ou de la voix qui ne se limitent pas à un seul des groupes caractérisées par le type de paramètres extraits les paramètres extraits étant l’information sur la puissance
• G10L 25/51 - Techniques d'analyse de la parole ou de la voix qui ne se limitent pas à un seul des groupes spécialement adaptées pour un usage particulier pour comparaison ou différentiation

Abrégé

There is provided an apparatus including a measuring unit including a light-emitting unit and a first sensor for measuring a first measurement value of a first physical quantity that varies in response to light emitted from the light-emitting unit passing through a measurement target; a second sensor for measuring a second measurement value of a second physical quantity having a correlation with a standard value of the first measurement value, among physical quantities relating to the measuring unit; a third sensor for measuring a third measurement value of a third physical quantity having a correlation with the standard value; a detection unit for detecting presence or absence or a concentration of the gas to be detected in the measurement target, based on the first measurement value; and a determination unit for determining whether a deterioration amount of accuracy of the first measurement value has exceeded a threshold.

Classes IPC  ?

• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

Provided is a gas sensor that can suppress characteristic variation caused by deformation of a semiconductor substrate. The gas sensor (1) includes a substrate (redistribution layer 30), a light-emitting element (11) provided at a front surface (30a) or embedded in the substrate, a light-receiving element (12) that is provided at the front surface or embedded in the substrate and that receives light emitted from the light-emitting element, and a plurality of external connection terminals (40) at a rear surface (30b) that is an opposite surface to the front surface of the substrate. At least a portion of the plurality of external connection terminals is electrically connected to the light-emitting element and the light-receiving element. The plurality of external connection terminals is arranged such that, in plan view, the light-emitting element and the light-receiving element are not present on a line linking any two external connection terminals.

Classes IPC  ?

• H01L 31/173 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails structurellement associés, p.ex. formés dans ou sur un substrat commun, avec une ou plusieurs sources lumineuses électriques, p.ex. avec des sources lumineuses électroluminescentes, et en outre électriquement ou optiquement couplés avec lesdites sour le dispositif à semi-conducteur sensible au rayonnement étant commandé par la ou les sources lumineuses les sources lumineuses et les dispositifs sensibles au rayonnement étant tous des dispositifs semi-conducteurs caractérisés par au moins une barrière de potentiel ou de surface formés dans, ou sur un substrat commun
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz
• H01L 31/0216 - Revêtements
• H01L 31/14 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails structurellement associés, p.ex. formés dans ou sur un substrat commun, avec une ou plusieurs sources lumineuses électriques, p.ex. avec des sources lumineuses électroluminescentes, et en outre électriquement ou optiquement couplés avec lesdites sour la ou les sources lumineuses étant commandées par le dispositif à semi-conducteur sensible au rayonnement, p.ex. convertisseurs d'images, amplificateurs d'images ou dispositifs de stockage d'image
• H01L 23/00 - Détails de dispositifs à semi-conducteurs ou d'autres dispositifs à l'état solide

Abrégé

Provided is a sensor system having an improved SNR. The sensor system (1) includes: a sensor (gas sensor 10) including a light-emitting element (11) and a detecting element (light-receiving element 12) that detects a signal that is based on light emitted from the light-emitting element; and a computation device (20) that, by taking an interval in which the light-emitting element emits light as an ON interval and an interval in which the light-emitting element does not emit light as an OFF interval, uses the signal as detected in the ON interval and the signal as detected in a plurality of the OFF interval to compute one measurement value.

Classes IPC  ?

• G01N 21/17 - Systèmes dans lesquels la lumière incidente est modifiée suivant les propriétés du matériau examiné
• G01N 21/3504 - CouleurPropriétés spectrales, c.-à-d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p. ex. spectrométrie d'absorption atomique en utilisant la lumière infrarouge pour l'analyse des gaz, p. ex. analyse de mélanges de gaz

Abrégé

This current sensor comprises: a conductor through which a current to be measured flows; a first magneto-electric conversion element which is disposed via the conductor and outputs signals in response to a magnetic field; and a signal processing circuit which includes a pair of first input terminals connected to a pair of first output terminals of the first magneto-electric conversion element via a pair of first conductor wires. The signal processing circuit includes: a voltage detection circuit which detects an in-phase voltage obtained by synthesizing respective voltages of first signals output from the pair of first output terminals; a differential amplification circuit which outputs a signal obtained by amplifying the first signals with a predetermined gain when the in-phase voltage is equal to or smaller than a predetermined threshold voltage, and outputs a signal that is obtained by respectively reducing the first signals by less than the predetermined gain when the in-phase voltage exceeds the predetermined threshold voltage; and a correction circuit which corrects the output signal of the differential amplification circuit, wherein a current value of the current flowing through the conductor is derived on the basis of the output signal corrected by the correction circuit.

Classes IPC  ?

• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
• G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe

Abrégé

Provided is an apparatus with a gas detection function capable of detecting a detection target gas with high accuracy. An apparatus with a gas detection function comprises: a housing (10); a vibration source (20); and a gas measurement unit (40) located inside the housing and demarcated by a partition, wherein the vibration source is located outside the gas measurement unit, the gas measurement unit includes a detector (41) located on a substrate (30), and a gas detection space (42) provided with a hole (43) through which a gas passes, and a frequency f expressed by the following Formula (1): Provided is an apparatus with a gas detection function capable of detecting a detection target gas with high accuracy. An apparatus with a gas detection function comprises: a housing (10); a vibration source (20); and a gas measurement unit (40) located inside the housing and demarcated by a partition, wherein the vibration source is located outside the gas measurement unit, the gas measurement unit includes a detector (41) located on a substrate (30), and a gas detection space (42) provided with a hole (43) through which a gas passes, and a frequency f expressed by the following Formula (1): f = c 2 ⁢ π ⁢ S VL Formula ⁢ ( 1 ) is 500 Hz or more, where V is a volume of the gas detection space, S is a cross-sectional area of the hole, L is an effective length of the hole, and c is a sound speed.

Classes IPC  ?

• G01N 33/00 - Recherche ou analyse des matériaux par des méthodes spécifiques non couvertes par les groupes
• G01N 29/036 - Analyse de fluides en mesurant la fréquence ou la résonance des ondes acoustiques
• G01N 29/24 - Sondes

Abrégé

Provided is a driving apparatus including: a calculation unit which calculates a driving amount of an optical element based on a detection position and target position of the optical element; a correction unit which generates a correction driving amount obtained by correcting the driving amount based on the driving amount, a parameter corresponding to a tilt of the optical element, and either the detection position or the target position, and outputs the driving amount and the correction driving amount; a first driving unit which applies a first driving force corresponding to either one of the driving amount or the correction driving amount to a first driving source out of driving sources for moving the optical element in a predetermined direction; and a second driving unit which applies a second driving force corresponding to another one of the driving amount or the correction driving amount to a second driving source.

Classes IPC  ?

• G01S 17/06 - Systèmes déterminant les données relatives à la position d'une cible
• G01S 7/481 - Caractéristiques de structure, p. ex. agencements d'éléments optiques

Abrégé

An oscillator circuit includes: a first temperature detector, detecting an internal temperature of the oscillator circuit; a current generator, generating a heater current so that the internal temperature matches a target temperature; a first and second heater, heating the resonator and the integrated circuit, respectively, based on the heater current; a second temperature detector, detecting a temperature of the integrated circuit; a first compensation voltage generation circuit, generating a first compensation voltage for compensating for a frequency variation due to a temperature change in the integrated circuit, based on a detection result of the second temperature detector; a second compensation voltage generation circuit, generating a second compensation voltage for compensating for a frequency variation due to a temperature change in the resonator, based on a detection result of the first temperature detector; and an oscillator, generating an oscillation signal based on the first and second compensation voltages.

Classes IPC  ?

• H03B 5/04 - Modifications du générateur pour compenser des variations dans les grandeurs physiques, p. ex. alimentation, charge, température
• G01K 1/02 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres
• G05D 23/19 - Commande de la température caractérisée par l'utilisation de moyens électriques
• H03B 5/36 - Production d'oscillation au moyen d'un amplificateur comportant un circuit de réaction entre sa sortie et son entrée l'élément déterminant la fréquence étant un résonateur électromécanique un résonateur piézo-électrique l'élément actif de l'amplificateur comportant un dispositif semi-conducteur

Abrégé

Provided is a delta-sigma modulator including a first integral unit configured to integrate an input analog signal, a second integral unit configured to integrate a signal output by the first integral unit, a quantizer configured to quantize a signal output by the second integral unit, a DA converter configured to perform DA conversion on an output of the quantizer and output a feedback signal to be fed back to the first integral unit, and a control unit configured to perform control to cause the first integral unit and the second integral unit to perform different integral operations during a first period and a second period, in which the second integral unit is configured to receive the feedback signal output by the DA converter via the first integral unit and integrate the feedback signal during the first period and the second period.

Classes IPC  ?

• H03M 3/00 - Conversion de valeurs analogiques en, ou à partir d'une modulation différentielle
• H03M 3/02 - Modulation delta, c.-à-d. modulation différentielle à un bit

Abrégé

A nonvolatile storage element includes a substrate; a gate region having a charge holding region and an insulator surrounding an entire surface of the charge holding region; a drain region formed in one of both sides of a lower portion of the gate region; and a source region formed in another one of both the sides. A halogen is distributed in the insulator to cover an entire surface of an upper surface of the charge holding region.

Classes IPC  ?

• H01L 21/00 - Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de dispositifs à semi-conducteurs ou de dispositifs à l'état solide, ou bien de leurs parties constitutives
• H01L 21/28 - Fabrication des électrodes sur les corps semi-conducteurs par emploi de procédés ou d'appareils non couverts par les groupes
• H01L 29/423 - Electrodes caractérisées par leur forme, leurs dimensions relatives ou leur disposition relative ne transportant pas le courant à redresser, à amplifier ou à commuter
• H01L 29/66 - Types de dispositifs semi-conducteurs
• H01L 29/788 - Transistors à effet de champ l'effet de champ étant produit par une porte isolée à grille flottante
• H10B 41/30 - Dispositifs de mémoire morte reprogrammable électriquement [EEPROM] comprenant des grilles flottantes caractérisés par la région noyau de mémoire