A method for determining required volumetric mass flow of alcoholic blended beverage ingredients for a continuous blend system using a computing device includes receiving a required syrup/water ratio, a selected target alcohol strength, an alcohol strength of an alcohol supply, a type of container, and a selected container filling rate; calculating a required volumetric mass flow of ingredients, a required alcohol volumetric mass flow of the alcohol supply, a required blended syrup and water volumetric mass flow of a proportioner, and a required syrup volumetric mass flow of a syrup supply to the proportioner for the production fill; calculating a volumetric mass flow of water in the required alcohol volumetric mass flow of the alcohol supply and a required water volumetric mass flow of a water supply to the proportioner for the production fill accounting for the calculated volumetric mass flow of; and, outputting instructions to the continuous blend system.
A turret assembly rotatably mountable to a container sealing system. The turret assembly includes an annular turret having a plurality of arcuate container pockets arrayed about an outer periphery of the turret and an annular chamber located radially inward of the outer periphery of the turret, and a hub removably secured within the annular chamber of the turret, wherein the hub is adapted to be rotatably secured to the container sealing system. A turret system for use with a can seamer is also provided, and includes two or more annular turrets, and a hub removably securable within the annular chamber of the two or more annular turrets for selectively mounting the annular turrets to the hub and the can seamer.
B65B 43/50 - Alimentation ou positionnement des sacs, boîtes ou cartons en position dilatée, ouverte ou deboutAlimentation des réceptacles préformés rigides, p. ex. boîtes en fer-blanc, capsules, tubes en verre, flacons, vers la position d'empaquetageMise en place des réceptacles ou récipients au poste de remplissageMaintien des réceptacles ou récipients pendant le remplissage en se servant de tables ou tourelles rotatives
A guide rail device mountable to a container sealing line for guiding moving containers. The guide rail device includes a base mountable to the container sealing line, and a guide rail assembly having a first guide surface adapted to guide containers along a portion of the can sealing line. The guide rail assembly includes a first member, and a second member, wherein the first and second members are adjustably attached to one another. The guide rail assembly is securable to the base after the base is mounted to the container sealing line such that the guide rail assembly and base are self-aligning with respect to one another.
B65G 21/20 - Moyens incorporés ou fixés au châssis ou aux carters pour guider les porte-charges, les éléments de traction ou les charges portées sur les surfaces mobiles
A guide rail device mountable to a container sealing line for guiding moving containers. The guide rail device includes a base mountable to the container sealing line, and a guide rail assembly having a first guide surface adapted to guide containers along a portion of the can sealing line. The guide rail assembly includes a first member, and a second member, wherein the first and second members are adjustably attached to one another. The guide rail assembly is securable to the base after the base is mounted to the container sealing line such that the guide rail assembly and base are self-aligning with respect to one another.
B65G 21/20 - Moyens incorporés ou fixés au châssis ou aux carters pour guider les porte-charges, les éléments de traction ou les charges portées sur les surfaces mobiles
F16B 35/02 - Boulons filetésBoulons d'ancrageGoujons filetésVisVis de pression partagés dans le sens de la longueur
A turret assembly rotatably mountable to a container sealing system. The turret assembly includes an annular turret having a plurality of arcuate container pockets arrayed about an outer periphery of the turret and an annular chamber located radially inward of the outer periphery of the turret, and a hub removably secured within the annular chamber of the turret, wherein the hub is adapted to be rotatably secured to the container sealing system. A turret system for use with a can seamer is also provided, and includes two or more annular turrets, and a hub removably securable within the annular chamber of the two or more annular turrets for selectively mounting the annular turrets to the hub and the can seamer.
B65B 51/09 - Dispositifs ou procédés pour souder ou pour fixer les plis ou fermetures des paquets, p. ex. sacs à cols fermés par torsion par déformation des fermetures
Metal threaded fasteners being specially adapted parts of machines sold as a component of packaging machines equipment for beverages, food products, and other consumables
2 at an intermediate carbonation level less than the final carbonation level; and carbonating the deaerated product blend to the final carbonation level downstream of the vented vessel to produce a carbonated beverage for subsequent packaging. A system for performing the method is also provided, as well as a method of producing a beverage using nitrogen deaeration.
B01F 23/236 - Mélange de gaz avec des liquides en introduisant des gaz dans des milieux liquides, p. ex. pour produire des liquides aérés spécialement adapté à l'aération ou la carbonatation des boissons
B01F 23/70 - Prétraitement des matières à mélanger
B01F 25/313 - Mélangeurs à injecteurs dans des conduits ou des tubes dans lesquels circule le composant principal dans lesquels des composants supplémentaires sont introduits au centre du conduit
A23L 2/76 - Clarification ou affinage des boissons non alcooliséesÉlimination des matières non désirées par élimination des gaz
B01F 23/237 - Mélange de gaz avec des liquides en introduisant des gaz dans des milieux liquides, p. ex. pour produire des liquides aérés caractérisé par les propriétés physiques ou chimiques des gaz ou des vapeurs introduits dans le milieu liquide
A method of producing a carbonated beverage comprising a blend of water and syrup having a predetermined final carbonation level. The method includes the steps of: introducing CO2 into a flowing stream of a product blend comprising water, syrup and dissolved oxygen, such that CO2 is dissolved in the product blend; deaerating the CO2-containing product blend by introducing the blend into a vented atmospheric vessel, the interior of which is at ambient pressure with a headspace maintained above the surface of the liquid within the vessel, whereby dissolved oxygen is released from the product blend and vented from the vessel; pumping the deaerated product blend from the vessel, wherein the deaerated blend includes dissolved CO2 at an intermediate carbonation level less than the final carbonation level; and carbonating the deaerated product blend to the final carbonation level downstream of the vented vessel to produce a carbonated beverage for subsequent packaging. A system for performing the method is also provided, as well as a method of producing a beverage using nitrogen deaeration.
A method of producing a carbonated beverage comprising a blend of water and syrup having a predetermined final carbonation level. The method includes the steps of: introducing CO2 into a flowing stream of a product blend comprising water, syrup and dissolved oxygen, such that CO2 is dissolved in the product blend; deaerating the CO2-containing product blend by introducing the blend into a vented atmospheric vessel, the interior of which is at ambient pressure with a headspace maintained above the surface of the liquid within the vessel, whereby dissolved oxygen is released from the product blend and vented from the vessel; pumping the deaerated product blend from the vessel, wherein the deaerated blend includes dissolved CO2 at an intermediate carbonation level less than the final carbonation level; and carbonating the deaerated product blend to the final carbonation level downstream of the vented vessel to produce a carbonated beverage for subsequent packaging. A system for performing the method is also provided, as well as a method of producing a beverage using nitrogen deaeration.
2 at an intermediate carbonation level less than the final carbonation level; and carbonating the deaerated product blend to the final carbonation level downstream of the vented vessel to produce a carbonated beverage for subsequent packaging. A system for performing the method is also provided, as well as a method of producing a beverage using nitrogen deaeration.
An adapter system for a beverage can filling valve for quick connection/disconnection of multiple centering bells used to fill differently sized cans and a CIF assembly.
B67C 3/26 - Têtes de remplissageDispositifs pour introduire les têtes de remplissage dans les goulots des bouteilles
B67C 3/22 - Mise en bouteilles de liquides ou de semi-liquidesRemplissage des bocaux ou bidons avec des liquides ou semi-liquides en utilisant des appareils de mise en bouteilles ou des appareils analogues Détails
B67C 3/00 - Mise en bouteilles des liquides ou des semi-liquidesRemplissage des bocaux ou bidons avec des liquides ou des semi-liquides en utilisant des appareils de mise en bouteilles ou des appareils analoguesRemplissage des fûts ou barriques avec des liquides ou des semi-liquides
A filling valve is provided for filling containers such as beverage cans. The valve includes a tipless nozzle having ports oriented for directing flow. The nozzle includes a valve seat having a planar sealing surface. A spring actuated vent seal is provided for closing the vent tube. The valve stem may have protrusions for centering the stem in the valve body. The filling valve may have a bell forming a cavity between the bell and the valve body, and an aperture for directing cleaning fluid from within the bell to the cavity. The valve body may have a duct for directing cleaning fluid from the cavity to an outlet.
B67C 3/06 - Mise en bouteilles de liquides ou de semi-liquidesRemplissage des bocaux ou bidons avec des liquides ou semi-liquides en utilisant des appareils de mise en bouteilles ou des appareils analogues utilisant une contrepression, c.-à-d. en remplissant pendant que le récipient est sous pression
A filling valve is provided for filling containers such as beverage cans. The valve includes a tipless nozzle having ports oriented for directing flow. The nozzle includes a valve seat having a planar sealing surface. A spring actuated vent seal is provided for closing the vent tube. The valve stem may have protrusions for centering the stem in the valve body. The filling valve may have a bell forming a cavity between the bell and the valve body, and an aperture for directing cleaning fluid from within the bell to the cavity. The valve body may have a duct for directing cleaning fluid from the cavity to an outlet.
B65B 3/18 - Réglage de l'échappement d'air des réceptacles ou récipients, durant le remplissage
B67C 3/06 - Mise en bouteilles de liquides ou de semi-liquidesRemplissage des bocaux ou bidons avec des liquides ou semi-liquides en utilisant des appareils de mise en bouteilles ou des appareils analogues utilisant une contrepression, c.-à-d. en remplissant pendant que le récipient est sous pression
B67C 3/26 - Têtes de remplissageDispositifs pour introduire les têtes de remplissage dans les goulots des bouteilles
20.
DIGITAL VIDEO BROADCASTING SYSTEM AND METHOD FOR ESTIMATING CHANNEL THEREOF
The present invention discloses a digital video broadcasting system. The digital video broadcasting system comprises an Inverse Discrete Fourier Transform operator, a channel impulse response estimating device, a Discrete Fourier Transform operator and a first multiplier. The Inverse Discrete Fourier Transform operator performs the operation of Inverse Discrete Fourier Transform; the channel impulse response estimating device sets a window according to an output of the Inverse Discrete Fourier Transform operator; the Discrete Fourier Transform operator performs the operation of Discrete Fourier Transform on the output of the Inverse Discrete Fourier Transform operator within the window; the first multiplier multiplies the output of the Discrete Fourier Transform operator by three times to adjust the whole energy rate. The present invention also discloses a method for estimating channel of digital video broadcasting system. In the present invention, the accurate degree of channel estimation is improved, so that a larger gain could be provided when the QAM manner using higher encoding speed is adopted.
An FFT/IFFT (Fast Fourier Transform/Inverse Fast Fourier Transform) operation core includes: an input buffer, the first multiplexer, an operation module and a control module. The input buffer stores and outputs the first FFT input sequence. The first multiplexer switches on one of the first and the third FFT input sequences. The control module generates a signal process mode indicating signal, and a bypass indicating signal. The operation module has many operation stages in series, answers to the signal process mode indicating signal and the bypass indicating signal, transforms the first FFT input sequence and the third FFT input sequence, respectively generates the first FFT output sequence and the third FFT output sequence, transforms the second IFFT input sequence and generates the second IFFT output sequence.
A bandgap reference voltage generator (500). The bandgap reference voltage generator (500) includes a voltage generator circuit (510) for generating a voltage in response to temperature, a voltage level optimization circuit (520) and a reference voltage generator circuit (530). A first voltage (VPTAT) and a second voltage (Vbe) are generated by the voltage generator circuit (510). A current component increased with the temperature increment is generated by the first voltage (VPTAT). A current component decreased with the temperature increment is generated by the second voltage (Vbe). A third voltage (MVbe) which is obtained by optimizing the voltage level of the second voltage (Vbe) is generated by the voltage level optimization circuit (520). A reference voltage of a certain voltage level independent of temperature is generated by the reference voltage generator circuit (530) based on the first voltage (VPTAT) and the third voltage (MVbe).
G05F 3/20 - Régulation de la tension ou du courant là où la tension ou le courant sont continus utilisant des dispositifs non commandés à caractéristiques non linéaires consistant en des dispositifs à semi-conducteurs en utilisant des combinaisons diode-transistor
23.
VARIABLE RESISTOR ARRAY AND CHANNEL SELECTION FILTER
A variable resistor array and a channel selection filter using the variable resistor array are provided. The variable resistor array comprises a base resistor, the first resistor array, the second resistor array, the Nth (N is an integer) resistor array and a plurality of switches. The first resistor array is composed of M (M is an integer) resistors connected in series and its total resistance value is equal to the resistance value of the base resistor. The second resistor array is composed of M resistors connected in series and its total resistance value is twice as much as the total resistance value of the first resistor array. The Nth resistor array is composed of M resistors connected in series and its total resistance value is twice as much as the total resistance value of the (N-1)th resistor array.
The present invention relates to a DC offset removal circuit of a wireless receiver, more particularly to a DC offset removal circuit with low noise for a wireless receiver. The DC offset removal circuit with low noise removes the noises generated from the DC offset removal circuit by including a low-pass filter between a DC offset removal unit and the input terminal of a baseband part. The DC offset removal circuit according to the invention removes noises generated by itself by including the low-pass filter at the place where the input from the baseband part reaches the DC offset removal circuit. Therefore, the DC offset removal circuit has an effect on the reduction of the total noise in the wireless receiver.
This invention discloses an OFDM receiver that does not require reordering of a sub-carrier and a method for processing an OFDM signal. The OFDM receiver comprises an I/Q demodulator, an FFT processor, a block for correcting fractional frequency errors, a first multiplier, a block for correcting integral frequency errors, a first adder and a second adder. The method for processing an OFDM signal comprises steps of: demodulating a received OFDM signal to an I/Q signal, applying an offset to the I/Q signal, and generating a spectrum signal by quickly Fourier-transforming the I/Q signal to which the offset is applied.
The invention relates to a phase locked loop (PLL), more particularly to a PLL having a retiming part for the removal of jitter in a programmable frequency divider. An advantage of the invention is that in-band noises caused by the output jitter of a programmable frequency divider which divides the phase of an output signal from a voltage controlled oscillator can be removed by retiming an output of the divider and transmitting to a phase detector for comparison.
A communication domain restricting device for an ETCS (Electric Toll Collection System) terminal of an OBU (On Board Unit) having an antenna, an RF receiving unit, an RF transmitting unit, and a baseband transmitting/receiving unit, includes an OBU receiving performance restricting unit arranged at a receiving end of an ASK (Amplitude Shift Keying) demodulator of the RF receiving unit. The OBU receiving performance restricting unit includes a digital control block and an RSSI control block which operate to restrict the receiving performance of the OBU such that transmission or reception can be performed only in a communication domain of a predetermined range. The communication domain restricting device of the present invention overcomes the drawbacks of noises which degrade performance of ETCS in a region other than the communication domain and the deterioration of the efficiency of switching between reception and transmission when the OBU enters the communication domain.
G07B 15/06 - Dispositions pour la tarification routière modulable ou la taxation de congestion de véhicules ou d’utilisateurs de véhicules, p. ex. systèmes de péage automatiques
28.
CHARGE PUMP CAPABLE OF CONTROLLING TURN-ON TIME OF SHARING TRANSISTOR
The present invention concerns a charge pump (CP) which is capable of controlling the turn-on time of a sharing transistor. More specifically, the disclosed charge pump sets up a time interval between a control signal controlling a source switch and a control signal controlling movement of a sharing transistor, then turns on the sharing transistor so that it reaches a certain voltage level. Therefore, the reverse current caused after the source switch is turned off is prevented and the dynamic current applied to a roof filter is stably maintained.
This invention relates to a voltage controlled oscillator (VCO), more particularly to a voltage controlled oscillator with low-noise current and voltage sources. The voltage controlled oscillator has a low-noise voltage source by using a low-noise current source through the connection of a mirroring transistor to a path for the low-noise current source. As a voltage divider with a variable resistor is connected to a terminal of the mirroring transistor in the voltage controlled oscillator, the voltage controlled oscillator is able to supply a reference bias voltage to a tuner without the lowering of performance thereof.
H03B 5/12 - Éléments déterminant la fréquence comportant des inductances ou des capacités localisées l'élément actif de l'amplificateur étant un dispositif à semi-conducteurs
A table that incorporates a plurality of pivoting communication apparatuses and a lift device is provided. An opening in the tabletop is configured to pivotally accommodate the plurality of communication apparatuses. The table includes at least one supporting member or leg, and a tabletop supported by the leg. The lift device is housed in an interior portion of the body of the table and at least partially supports each of the communication apparatuses. The lift device is movable between a lowered position and a raised position, and is slidably coupled to each of the communication apparatuses. The movement of the lift device between the raised and lowered positions causes an edge of the lift device to slide along a cam surface of the communication apparatuses, and thus cause the communication apparatuses to pivot with respect to the tabletop.
A47B 21/00 - Tables ou bureaux spécialement adaptés aux postes de travail informatiques individuels, p. ex. pour le traitement de texte ou pour la saisie manuelle des donnéesTables ou bureaux spécialement adaptés pour la dactylographieDispositifs auxiliaires pour la fixation à de telles tables ou à de tels bureaux
31.
Beverage filling machine lock lever and methods for use
The invention is directed to lock levers for use in an automatic beverage machine for filling cans for example. The lock lever may have an L-shaped configuration with a first and second leg, and a first engagement surface on a side of the second leg which transitions to a second engagement surface at the distal end of the second leg. The lock lever is selectively rotated between operational and non-operational positions, and the first engagement surface transitions into the second engagement surface. The transition from the first engagement surface to the second engagement surface positions the second engagement surface at a predetermined height without the first or second engagement surface extending above the predetermined height.
A method for installing lock levers for a beverage filling machine includes supplying a plurality of lock levers, including a plurality of regular size lock levers with a first dimension associated with the height of an engagement surface relative to the axis of rotation of the lever, and at least one other lock lever having a second dimension for the height such that the second dimension is reduced or increased relative to the first dimension, installing a plurality of regular size lock levers on the beverage filling machine, determining if the engagement surface of any of the regular size lock levers is not positioned at a predetermined position and thereby non-conforming, then installing at the location of any non-conforming regular size lock lever one of the at least one other lock lever having a second dimension to position the engagement surface thereof substantially at the predetermined position.
A table that incorporates a pivoting two-way communication apparatus is provided. An opening in the tabletop is configured to pivotally accommodate a two-way communication system. The table includes at least one supporting member or leg, and a tabletop supported by the leg. The tabletop defines a substantially horizontal surface. The two-way communication system includes a support and a two-way communication apparatus mounted to the support. The support is pivotally connected to the tabletop and pivotable about a substantially horizontal axis between an open position and a closed position. The support includes a surface that is at least substantially co-planar with the horizontal surface of the tabletop when the communication system is in the closed position. In the open position, the two-way communication apparatus extends from the surface of the tabletop.
A table that incorporates a pivoting one-way audio amplification apparatus is provided. An opening in the tabletop is configured to pivotally accommodate a one-way audio amplification system. The table includes at least one supporting member or leg, and a tabletop supported by the leg. The tabletop defines a substantially horizontal surface. The one-way audio amplification system includes a support and a one-way audio amplification apparatus mounted to the support, where the amplification apparatus includes a microphone. The support is pivotally connected to the tabletop and pivotable about a substantially horizontal axis between an open position and a closed position. The support includes a surface that is at least substantially co-planar with the horizontal surface of the tabletop when the audio amplification system is in the closed position. In the open position, the one-way audio amplification apparatus extends from the surface of the tabletop.
The present invention is directed to a table that is constructed to receive an audio system and an audio system that is intended to be incorporated within a tabletop. The audio system comprises a housing and an audio column having a speaker wherein the audio column is capable of being retracted into the housing such that the top wall of the audio column is substantially co-planar with a tabletop. Additionally, the present invention includes a method of conducting business meetings including releasing a mechanism causing the audio column to extend out of the housing; allowing sound to travel through the speaker during the meeting and to be heard by participants in a room where the tabletop is located; and closing the audio column such that the audio column is received within the housing and the top of the audio column is at least substantially co-planar with the tabletop.
A filling valve is provided for filling containers such as beverage cans. The valve includes a tipless nozzle having ports oriented for directing flow. The nozzle includes a removable valve seat having a planar sealing surface. A spring actuated vent seal is provided for closing the vent tube. The valve stem has protrusions for centering the stem in the valve body. The filling valve has a bell forming a cavity between the bell and the valve body, and an aperture for directing cleaning fluid from within the bell to the cavity. The valve body has a duct for directing cleaning fluid from the cavity to an outlet.
A peak detector capable of rapidly detecting a peak value of a signal is provided. The peak detector includes first and second operational amplifiers and an auxiliary current source to detect two rail to rail signals. The first operational amplifier outputs a detection signal by buffering a first rail to rail input signal. The second operational amplifier outputs a control signal in response to a second rail to rail input signal and the detection signal. The auxiliary current source includes a terminal connected to an output terminal of the first operational amplifier and the other terminal connected to the first or second source voltage. The auxiliary current source operates in response to the control signal. The auxiliary current source supplies a current from the first source voltage to the output terminal in response to the control signal or supplies a path for discharging a current from the output terminal to the second source voltage.
G01R 19/165 - Indication de ce qu'un courant ou une tension est, soit supérieur ou inférieur à une valeur prédéterminée, soit à l'intérieur ou à l'extérieur d'une plage de valeurs prédéterminée
38.
VARIABLE GAIN AMPLIFIER HAVING LINEAR-IN-DB GAIN CHARACTERISTIC
A variable gain amplifier (VGA) with a linear-in-dB gain characteristic is provided. The VGA includes: a control signal converter which converts an input gain control signal V, which is input so that the VGA obtains a linear-in-dB gain characteristic to the maximum gain, into an output gain control signal VX =VT ln((l/m)exp(-VC /VT )-l)(m is a constant, VT =kT/q); and a variable gain amplifier which receives and converts the output gain control signal V X. output from the control signal converter so that the gain has a linear-in-dB characteristic. A shape of a gain curve is externally controlled.
H03L 7/16 - Synthèse de fréquence indirecte, c.-à-d. production d'une fréquence désirée parmi un certain nombre de fréquences prédéterminées en utilisant une boucle verrouillée en fréquence ou en phase
40.
ADAPTIVE FREQUENCY CALIBRATION DEVICE OF FREQUENCY SYNTHESIZER
An adaptive frequency calibration unit employing an N-target algorithm for a high speed automatic frequency calibration for CDMA application is provided. The adaptive frequency calibration device calibrating a frequency of a voltage controlled oscillator (VCO) bank of a phase-locked loop (PLL), the adaptive frequency calibration device includes: a reference frequency divider dividing an output frequency of a temperature compensated crystal oscillator (TCXO); a feedback frequency divider dividing an output frequency of a prescaler; a frequency comparator comparing a frequency with the reference frequency divider output and the feedback frequency divider output; and a state machine providing a predetermined bit with a predetermined frequency resolution for the VCO to calibrate the frequency of the VCO bank using the frequency comparison result. Accordingly, it is possible to reduce power consumption and have a small silicon region by designing the adaptive frequency calibration device using the TCXO input and the prescaler output. In addition, a short switching time, phase noise reduction, and low power consumption can be achieved.
Provided are a structure of a series sampling capacitor, which reduces impedance of a series sampling capacitor and prevents erroneous operations of an analog-to-digital converter, and an analog-to-digital converter using the same. The structure includes: two capacitors connected in series; and a transistor which functions as a switch and is connected between a center node of the two capacitors connected in series and a common mode voltage, wherein a reset clock operates immediately before the two capacitors connected in series initially perform sampling, so that voltage at the center node can be reset based on the common mode voltage. Accordingly, erroneous operations of an analog-to-digital converter can be prevented by lowering impedance of a series sampling capacitor.
A cascode low-noise amplifier for enhancing linearity is provided. The cascode low-noise amplifier has a two-stage structure in which a common-emitter stage cascaded to a common-base stage, wherein a phase difference of 180 is produced between a third-order intermodulation signal resulting from a fundamental signal input to the common-base stage and a third-order intermodulation signal previously generated at the common-emitter stage. Accordingly, the fundamental signal and the third-order intermodulation signal can be adjusted to have a phase difference of 180 by disposing an impedance matching circuit between a common-emitter (or a common-source) stage of a buffer transistor and a common-base (or a common-gate) stage of an amplifier transistor, and the magnitude difference can be adjusted as well. In addition, the entire linearity of the cascode low-noise amplifier is enhanced by adjusting the impedance value of the impedance matching circuit to an appropriate value so as to cancel the impedance with the third- order intermodulation signal in the subsequent stage.
H03F 1/22 - Modifications des amplificateurs pour réduire l'influence défavorable de l'impédance interne des éléments amplificateurs par utilisation de couplage dit "cascode", c.-à-d. étage avec cathode ou émetteur à la masse suivi d'un étage avec grille ou base à la masse respectivement
There is provided a variable gain mixer capable of controlling a gain at a low source voltage in a wide range without additional current consumption. The mixer includes: mixers constructed with variable gain amplifiers having two transistor pairs Qp+/Qp- and Qn+/Qn- to have a predetermined gain by using LO+ and LO- signals; and LO bias circuits connected to have bias voltages different from each other with respect to the LO+ and LO signals of the mixers and share an input signal. Accordingly, by integrating the variable gain amplifiers into the mixers, a gain change can be obtained at a low source voltage in a wide range without connecting a number of variable gain amplifiers. In addition, by properly applying the LO signals used in the mixers, the gain change can have a linearity in dB characteristic
H03D 7/10 - Transfert de modulation d'une porteuse à une autre, p. ex. changement de fréquence au moyen de tubes à décharge ayant plus de deux électrodes les signaux à mélanger étant appliqués entre des paires d'électrodes différentes
A roll over audio visual control center (“roll over platform”) designed to be embedded for use within the top of a conference table to display, in an inverted position, a power or communications outlet for use on top of the conference table or to hide, in a regular position, the power or communications outlet under the conference table when not in use. The roll over platform consists of two main parts: a housing and a control center. The housing is rectangular in shape and forms a hollow center. The control center approximates the rectangular shape of the housing and is secured within the hollow center of the housing by a hinge. The hinge enables the rotation of the control center within the hollow center of the housing. The roll over platform further consists of a means to secure the control center to the housing to enable the regular and inverted positions of the control center with respect to the housing.
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
Produits et services
Machine parts, namely industrial and custom plastic change parts for the bottling industry Custom manufacture of industrial and custom plastic machine parts for the bottling industry
