A heart sound signal quality assessment method includes: acquiring a heart sound signal, extracting a feature from the heart sound signal to obtain a signal feature, inputting the signal feature into a pre-trained signal quality assessment model, and outputting a signal quality assessment result. The signal feature includes one or more of a local variance feature, a local peak feature, a signal energy feature, and a zero-crossing rate feature.
G10L 25/48 - 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
G10L 25/09 - 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 des taux de passage par zéro
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
2.
HOUSING OF SOUND GENERATION APPARATUS, SOUND GENERATION APPARATUS, AND ELECTRONIC DEVICE
Disclosed are a housing of a sound generation apparatus, a sound generation apparatus, and an electronic device. The housing comprises a reinforcing portion, the thickness of the reinforcing portion is less than or equal to 0.3 mm, and the reinforcing portion is formed by injection molding of a polyamide composite material consisting of carbon fibers and a polyamide. In the reinforcing portion, the mass ratio of the carbon fibers to the polyamide is 0.42-1, the density of the reinforcing portion is 1.2 g/cm3-1.45 g/cm3, and the flexural modulus of the reinforcing portion is 20 GPa-40 GPa. In the present invention, the reinforcing portion is formed by injection molding of the polyamide composite material, and the polyamide composite material comprises the carbon fibers and the polyamide mixed together. The carbon fibers can significantly improve the strength and modulus of the polyamide composite material. The housing does not need to be injection-molded containing a steel piece for thinning and improving the structural strength, the housing has good structural consistency and sealing performance, and the structural strength meets actual use requirements. Furthermore, the processing process of the housing is simplified, and the product yield is high.
The present invention belongs to the technical field of electroacoustics, and specifically relates to a diaphragm of a sound-producing device, and a sound-producing device. The diaphragm of the sound-producing device of the present invention comprises at least one phenyl silicone rubber layer, which contains a network polymer. The phenyl silicone rubber layer is formed by curing a liquid phenyl silicone rubber compound, which comprises methylphenyl vinyl polysiloxane, a methylphenyl vinyl silicone resin and a hydrogen-containing phenyl silicone oil. In the present invention, the diaphragm having the phenyl silicone rubber layer can significantly improve the adhesive force of the diaphragm to a housing and to a voice coil. Moreover, the hydrogen-containing phenyl silicone oil and methylphenyl vinyl polysiloxane have good compatibility, which makes the curing uniformity of the phenyl silicone rubber layer better, and the mechanical properties thereof more balanced and less prone to failing. In addition, the diaphragm of the present invention has high damping performance and can also significantly reduce THD distortion of the diaphragm, thus resulting in better acoustic performance.
The present application relates to the technical field of sign language recognition, and discloses a sign language recognition method and device, and a readable storage medium. The method comprises: acquiring video data to undergo sign language recognition, wherein the video data comprises a plurality of image frames; for each image frame, calculating a first similarity between the image frame and a preset reference image, and determining, on the basis of the first similarity, an image value corresponding to the image frame, wherein the image value is positively correlated with the first similarity, and the preset reference image is an image containing effective sign language content; and selecting, from among the respective image frames, a keyframe image having an image value greater than a preset threshold, and inputting the keyframe image into a preset sign language recognition model to obtain a sign language recognition result. The present application improves the accuracy of sign language recognition results.
G06V 10/82 - Dispositions pour la reconnaissance ou la compréhension d’images ou de vidéos utilisant la reconnaissance de formes ou l’apprentissage automatique utilisant les réseaux neuronaux
G06V 10/46 - Descripteurs pour la forme, descripteurs liés au contour ou aux points, p. ex. transformation de caractéristiques visuelles invariante à l’échelle [SIFT] ou sacs de mots [BoW]Caractéristiques régionales saillantes
G06V 10/80 - Fusion, c.-à-d. combinaison des données de diverses sources au niveau du capteur, du prétraitement, de l’extraction des caractéristiques ou de la classification
Disclosed in the present invention is a vibration device, comprising a vibrator assembly and a stator assembly. The vibrator assembly comprises a movable magnetic portion; the stator assembly comprises an iron core and a coil wound on the iron core; the vibrator assembly and the stator assembly are arranged spaced apart in a second direction; the vibrator assembly vibrates in a third direction perpendicular to the second direction; the axial direction of the iron core is parallel to the third direction; a fixed magnetic portion is mounted on at least one end of the iron core in the third direction; and the fixed magnetic portion and the movable magnetic portion form a magnetic loop. The magnetic circuit of the fixed magnetic portion and the magnetic circuit of the movable magnetic portion form a closed loop, which can effectively reduce magnetic flux leakage of products, improve the utilization rate of magnetic fields, and improve the driving force of products.
H02K 33/00 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant
H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p. ex. par des ressorts
H02K 33/18 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des systèmes de bobines se déplaçant, du fait de mises sous tension intermittentes ou inversées, par interaction avec un système de champ magnétique fixe, p. ex. des aimants permanents
The present invention relates to the technical field of electro-acoustic conversion, and relates to a sound-producing unit and an electronic device. The sound-producing unit comprises a housing, and a vibration system and a magnetic circuit system fixedly connected to the housing. The magnetic circuit system comprises a magnetic conductive yoke, and a common magnetic portion, central magnetic portions, and edge magnetic portions disposed on the magnetic conductive yoke. Four edge magnetic portions are provided, and annularly arranged around the common magnetic portion and the central magnetic portions. The vibration system comprises a diaphragm assembly, a series connection portion, two voice coils, and four spiders. The diaphragm assembly is connected to the housing. The two voice coils are arranged side by side, with first ends thereof both connected to the diaphragm assembly and second ends thereof respectively inserted into two magnetic gaps. The series connection portion is arranged on the diaphragm assembly, and the two voice coils are each electrically connected to the series connection portion to be connected in series. By providing the above structure, the direct current resistance of ineffective copper foil can be reduced, thereby lowering the impedance of the sound-producing unit and improving the sound quality of the sound-producing unit; moreover, the driving force factor BL of the sound-producing unit can be increased, thereby enhancing the loudness of the sound-producing unit.
The present application provides a method for processing an audio signal, an electronic device, and a computer-readable storage medium. The present application relates to the technical field of audio processing. The method for processing the audio signal includes: obtaining a current far-end signal and a microphone signal; the microphone signal includes a near-end signal and an echo signal generated by a speaker playing the far-end signal; performing linear echo cancellation processing on the microphone signal to obtain a linear filtered signal; inputting the linear filtered signal and the far-end signal into a pre-trained residual echo cancellation DNN model to output a gain signal corresponding to the near-end signal; and determining a target audio signal to be output to the far-end for playback based on the gain signal and the linear filtered signal.
G10L 21/0216 - Filtration du bruit caractérisée par le procédé d’estimation du bruit
G10L 25/18 - 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 spectrale de chaque sous-bande
G10L 25/30 - Techniques d'analyse de la parole ou de la voix qui ne se limitent pas à un seul des groupes caractérisées par la technique d’analyse utilisant des réseaux neuronaux
8.
HEART SOUND SEGMENTATION METHOD, APPARATUS, ELECTRONIC DEVICE, AND READABLE STORAGE MEDIUM
A heart sound segmentation method includes: synchronously collecting physiological signals, the physiological signals include heart sound signals; obtaining a segmentation threshold corresponding to the heart sound signal, and segmenting the heart sound signal based on the segmentation threshold to obtain a first heart sound and a second heart sound; and determining a systolic duration and a diastolic duration of the heart sound signal according to the first heart sound and the second heart sound.
A sound module includes a housing and a sound unit. The housing includes a housing; and a sound unit. The housing includes a first module housing and a second module housing provided along a first direction, the first module housing and the second module housing are enclosed to form an accommodating cavity. The sound unit is accommodated in the accommodating cavity and forms a front cavity and a rear cavity between the sound unit and the housing; and the sound unit includes a magnetic circuit system and a vibration system. The magnetic circuit system includes a plurality of magnetic circuit units distributed along a second direction, each of the magnetic circuit units includes a first magnetic assembly and a second magnetic assembly spaced apart along the first direction, and the second direction is perpendicular to the first direction.
The disclosure provides a myoelectric signals acquisition apparatus, a method for controlling a myoelectric signals acquisition apparatus, and an electronic device. The method comprises: obtaining the myoelectric signals from a plurality of positions on a wrist; determining whether a motion holding state is present, based on the myoelectric signals; determining whether the myoelectric signals contain motion information when in the motion holding state; obtaining a corresponding control motion based on the myoelectric signals when the myoelectric signals contain the motion information; and generating a control signal based on the control motion to control a target device.
H04M 1/72409 - Interfaces utilisateur spécialement adaptées aux téléphones sans fil ou mobiles avec des moyens de soutien local des applications accroissant la fonctionnalité par interfaçage avec des accessoires externes
G06F 3/01 - Dispositions d'entrée ou dispositions d'entrée et de sortie combinées pour l'interaction entre l'utilisateur et le calculateur
11.
IMAGE PROCESSING METHOD AND APPARATUS, DEVICE, AND SYSTEM
Disclosed in the present invention are an image processing method and apparatus, a device, and a system, applied to a head-mounted display device. The head-mounted display device comprises a camera apparatus, and the camera apparatus comprises an image sensor. The method comprises: receiving a capturing instruction; generating an original image in response to the capturing instruction, wherein the original image is an image outputted by the image sensor; and sending the original image to a control device, so that the control device performs image processing on the original image to generate a captured image.
Embodiments of the present invention disclose a parameter adjustment method and apparatus, a device, and a medium, which are applied to a first device. The method comprises: in the process of receiving a data frame transmitted by a second device, acquiring first parameter information of the data frame, the first parameter information comprising at least one of a frame loss rate and a transmission delay; and, on the basis of the first parameter information, controlling the second device to adjust second parameter information of the data frame, so that the second device transmits the data frame on the basis of the adjusted second parameter information, the second parameter information comprising at least one of a streaming mode, a bit rate, and a resolution.
H04L 67/1008 - Sélection du serveur pour la répartition de charge basée sur les paramètres des serveurs, p. ex. la mémoire disponible ou la charge de travail
13.
CONTROL METHOD AND APPARATUS, HEAD-MOUNTED DISPLAY DEVICE, AND MEDIUM
Embodiments of the present invention disclose a control method and apparatus, a head-mounted display device, and a medium. The method comprises: separately displaying a corresponding 3D application image in at least one canvas created in a rendering scene of a 3D desktop application; detecting whether a first canvas among the at least one canvas is located at a central position of the rendering scene, the first canvas displaying an image of a first 3D application; and when the first canvas is not located at the central position of the rendering scene, on the basis of canvas information of the first canvas and first degree-of-freedom information of a head-mounted display device, determining second degree-of-freedom information, and allocating the second degree-of-freedom information to the first 3D application, thereby enabling the first canvas to display the image of the central position of the first 3D application.
The present application relates to the technical field of cameras. Disclosed are a camera synchronization method and device, and a storage medium and a computer program product. The method comprises: acquiring a first frame end time and a second frame end time, and determining the absolute value of a time difference between the first frame end time and the second frame end time, wherein the first frame end time indicates a frame end time of image frame capture by a first camera, the second frame end time indicates a frame end time of image frame capture by a second camera, and the first camera and the second camera are cameras to be synchronized; if the absolute value of the time difference is greater than a preset threshold value, adjusting the frame length of the first camera and/or the second camera, and returning to the step of acquiring the first frame end time and the second frame end time; and if the absolute value of the time difference is less than or equal to the preset threshold value, determining that camera synchronization between the first camera and the second camera is completed. The present application reduces the implementation cost of multi-camera synchronization.
Disclosed in embodiments of the present disclosure are a vapor chamber, a manufacturing method for a vapor chamber, and an electronic device. The vapor chamber comprises a housing and a supporting member; an accommodating cavity is formed in the housing; the supporting member is located in the accommodating cavity; the supporting member comprises a body portion and at least one supporting portion connected to the body portion; the supporting portion abuts against an inner wall of the housing; each supporting portion is provided with a first flow channel; the body portion is provided with a second flow channel; the first flow channel is communicated with the second flow channel, and the direction of extension of the first flow channel intersects with the direction of extension of the second flow channel. A heat flow network can be formed by forming, in the supporting member, the first flow channel and the second flow channel that are communicated with each other and extend in the intersecting directions. This design enables a heat-conducting working medium to move in two directions in the vapor chamber, so that heat can be efficiently conducted in the vapor chamber, thereby improving the heat conduction efficiency.
The present invention relates to the technical field of vibration motors, and specifically relates to a foam structure and a linear vibration motor. The foam structure provided by the present invention comprises a foam body; the foam body comprises a first side surface and a second side surface which are arranged opposite to each other in a width direction of the foam body, and slits penetrating the first side surface and the second side surface; in a height direction of the foam body, one end of each slit extends to the end surface of the foam body, and the other end is located in the middle of the foam body; and the foam body is configured to be fitted with vibration arms of metal elastic pieces of the linear vibration motor by means of the slits. By providing the structure, the connection between the foam structure and the metal elastic pieces can be realized by means of the slits of the foam structure, that is, positioning can be realized by using the foam structure, thereby improving the mounting consistency of the foam structure, and thus ensuring the performance consistency of the linear vibration motor.
H02K 5/24 - EnveloppesEnceintesSupports spécialement adaptés pour la réduction ou à la suppression des bruits ou vibrations
H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p. ex. par des ressorts
H02K 33/18 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des systèmes de bobines se déplaçant, du fait de mises sous tension intermittentes ou inversées, par interaction avec un système de champ magnétique fixe, p. ex. des aimants permanents
17.
FOAM STRUCTURE, LINEAR VIBRATION MOTOR AND ELECTRONIC DEVICE
The present invention relates to the technical field of vibration motors, and specifically relates to a foam structure, a linear vibration motor and an electronic device. The foam structure is used for a linear vibration motor, and the linear vibration motor comprises a housing and a vibrator assembly suspended in the housing by means of metal elastic pieces and capable of vibrating in a vibration direction. The foam structure comprises a foam body; the foam body comprises a first side surface and a second side surface arranged opposite to each other in a first direction, and a third side surface and a fourth side surface which are arranged in a second direction; and the third side surface is provided with through recesses arranged in the second direction, and the width of the through recesses gradually increases in the second direction. The foam structure is connected to the vibrator assembly by means of the first side surface, and is fitted with vibration arms of the metal elastic pieces by means of the through recesses. By providing the foam structure having the structure, the mounting consistency of the foam structure in the linear vibration motor can be ensured, thereby ensuring the performance consistency of the linear vibration motor.
The present invention provides a vibration device, comprising: a housing having a mounting cavity formed therein; a vibrator assembly suspended in the mounting cavity, the vibrator assembly comprising a magnetic circuit system; a stator assembly provided in the mounting cavity and connected to the housing, the stator assembly comprising a support, a first coil wound on the support, and a second coil assembled on the support, the axial direction of the first coil being a first direction, the axial direction of the second coil being a second direction, the first direction being perpendicular to the second direction, the first coil and the second coil being respectively energized to drive the vibrator assembly to vibrate in the first direction and the second direction, the support comprising a coil frame and two fixing portions provided at two ends of the coil frame, the first coil being wound around the coil frame and located between the two fixing portions, and the fixing portions being provided with fixing slots for accommodating part of the second coil; and an elastic assembly used for elastically connecting the housing and the vibrator assembly. The present invention can solve the problem that vibration directions cannot be well distinguished in existing vibration devices.
H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p. ex. par des ressorts
H02K 33/12 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits se déplaçant dans des directions opposées par alimentation alternée de systèmes à deux bobines
H02K 33/18 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des systèmes de bobines se déplaçant, du fait de mises sous tension intermittentes ou inversées, par interaction avec un système de champ magnétique fixe, p. ex. des aimants permanents
H02K 1/34 - Parties du circuit magnétique à mouvement alternatif, oscillant ou vibrant
19.
CAMERA DATA PROCESSING METHOD, ELECTRONIC DEVICE, PHOTOGRAPHING DEVICE, AND SYSTEM
Disclosed in the present invention are a camera data processing method, an electronic device, a photographing device, and a system. A first camera application is installed on an application layer of an electronic device; an application framework layer of the electronic device comprises a camera framework; a hardware abstraction layer of the electronic device comprises a camera hardware abstraction layer; a driver layer of the electronic device comprises a first camera driver; the camera framework separately performs data interaction with the first camera application and the camera hardware abstraction layer, and the camera hardware abstraction layer further performs data interaction with the first camera driver. The method applied to the electronic device comprises: receiving camera data sent by a photographing device that has established a wireless communication connection with the electronic device; and sending the camera data to the first camera driver, so that the first camera driver uploads the camera data to the first camera application by means of the camera hardware abstraction layer and the camera framework.
The present invention relates to the technical field of electronic devices, and specifically relates to a force feedback apparatus and a gamepad. The force feedback apparatus comprises a housing, a pressing rod assembly, an elastic member and a driving assembly; the rod assembly comprises a push rod and a sliding sleeve; the sliding sleeve is arranged in the housing; one end of the push rod is inserted into the center of the sliding sleeve and is in threaded transmission with the sliding sleeve so as to drive the sliding sleeve to move in its own axial direction, and the other end of the push rod extends out of the housing; the elastic member is sleeved on the end of the push rod extending out of the housing, one end of the elastic member is connected to the housing, the other end of the elastic member is connected to the push rod, and the elastic member is pressed and provides an elastic force during the axial movement of the push rod; and the driving assembly is transmittingly connected to the push rod and is used for driving the push rod to rotate. According to the force feedback apparatus, the elastic member is arranged on the force feedback apparatus, so that the force feedback apparatus and a trigger button can be connected as a whole, thereby ensuring the function of the gamepad.
The present invention relates to the technical field of computers. Disclosed are a recording method and apparatus, and a device and a medium. The method comprises: when a recording request sent by at least one application program has been received, applying for a first storage space and enabling a microphone; for a recording request sent by any application program, applying for a second storage space corresponding to the application program; storing, in the first storage space, an audio signal collected by the microphone; and storing, in the corresponding second storage space, a sub-audio signal belonging to each application program in the first storage space. The method can solve the problem of, when a plurality of applications all need to invoke a microphone on an XR head-mounted display device to perform recording, the first application that invokes the microphone locking the microphone, and the other applications being unable to request for use of the microphone any longer, and the other applications being able to successfully request the microphone only after the first application releases the microphone.
Provided in the present invention are a sound production unit and an electronic device. The sound production unit comprise: a support; a magnetic circuit system connected to the support and having a first magnetic gap and a second magnetic gap; and a vibration system comprising a first vibration diaphragm and second vibration diaphragm connected to two sides of the support, and a first voice coil and second voice coil connected to the first vibration diaphragm and the second vibration diaphragm, the first voice coil and the second voice coil being respectively located in the first magnetic gap and the second magnetic gap. The first vibration diaphragm comprises a first corrugated rim, a second corrugated rim, and a vibration part, the vibration part being connected to the first voice coil, and the first corrugated rim being connected to the magnetic circuit system. A through hole is provided in the center of the magnetic circuit system, the first corrugated rim surrounding the through hole. Sound waves of the second vibration diaphragm radiate outwards by means of the through hole, and sound waves of the first vibration diaphragm and the second vibration diaphragm radiate outwards on the same side of the sound production unit. Using the present invention can solve the problem that the vibration area and vibration displacement of existing sound production units cannot meet the requirements of wearable audio products such as OWS earphones.
Disclosed in the present application are a hinge module and smart glasses. The hinge module comprises a first connecting member, a second connecting member and a first elastic member. The second connecting member is rotationally connected to the first connecting member by means of a rotating shaft, and the second connecting member has an open state; the second connecting member in the open state can rotate to fold in a first direction and turn outwards in a second direction opposite to the first direction; and the first elastic member is configured to apply a damping elastic force to the second connecting member which rotates to turn outwards, the direction of the elastic force of the first elastic member intersecting the axal direction of the rotating shaft. The technical solution of the present application can improve the applicability of smart glasses to users with heads of different sizes, and also improve the comfort of wearing.
A temple connection structure (101) and a head-worn display device. The temple connection structure (101) comprises a first support (10) and a second support (20) which are rotatably connected to each other, a first elastic member (30), and a limiting member (40). One of the first support (10) and the second support (20) is mounted on a temple (102), and the other is mounted on a glasses frame (103). The first elastic member (30) is provided on the first support (10). The limiting member (40) is provided on the second support (20) and is provided with a limiting portion (41). During outward rotation of the temple (102) from an open position, the limiting portion (41) presses against the first elastic member (30) and causes the first elastic member (30) to be in an elastically deformed state, which can reduce the risk of the temple (102) and the head-worn display device slipping forward.
The present invention relates to the technical field of electroacoustics. Disclosed are a sound production unit and a sound production module. The sound production unit comprises a housing, a magnetic circuit system and a vibration system, wherein the housing has a plurality of accommodating spaces distributed in a second direction; the magnetic circuit system correspondingly comprises a plurality of magnetic circuit units, and each magnetic circuit unit comprises a first magnetic assembly having a first magnetic gap and a second magnetic assembly having a second magnetic gap, which are spaced apart in a first direction; and the vibration system correspondingly comprises a plurality of vibration units, each vibration unit is arranged between the first magnetic assembly and the second magnetic assembly of a corresponding magnetic circuit unit, each vibration unit comprises a diaphragm and a voice coil, the voice coil comprises a first voice coil portion and a second voice coil portion, the first voice coil portion is located in the first magnetic gap, the second voice coil portion is located in the second magnetic gap, and in a first working state, at least one vibration unit and the remaining at least one vibration unit respectively radiate sound waves having opposite phases outwards. The sound production unit of the present invention can achieve a light-weight and thin design, and has the technical effect of far-field silencing.
Disclosed in the present invention is a smart ring, relating to the technical field of smart wearable devices. The smart ring comprises a ring body and a detection assembly. A through hole for a finger to pass through is formed in the ring body. The ring body comprises an outer ring and an inner ring. The outer ring is sleeved outside the inner ring and forms a mounting space with the inner ring. A circuit board and a battery for supplying power to the circuit board are arranged in the mounting space. The detection assembly comprises a VPU acquisition module, a PPG acquisition module, an ECG acquisition module, and an optical module, which are mounted on the circuit board and are in communication with the circuit board. According to the present invention, a plurality of heart sound detection modules are integrated in the smart ring. The smart ring has a small volume and high wearing comfort, and is convenient to carry for a long time, so that heart sound data of a user in various states at various times are conveniently collected for analysis for a long time, thereby improving the accuracy of analyzing the heart sound data of the user.
The present application relates to the technical field of augmented reality. Disclosed are an imaging data acquisition method and apparatus, and an augmented reality device and a storage medium. The imaging data acquisition method is applied to an augmented reality device. The imaging data acquisition method comprises: receiving a camera access request; if a target camera is not in use when the camera access request is received, running a system camera support component, acquiring, by means of the system camera support component, an image stream captured by the target camera, acquiring imaging data of the target camera from the image stream, and copying the image stream to obtain a copy of the image stream; and if the target camera is in use when the camera access request is received, running the system camera support component, and acquiring the imaging data of the target camera from the copy of the image stream by means of the system camera support component. The present application enables shared camera use in augmented reality devices.
The present invention relates to the technical field of motors, and specifically relates to a linear vibration motor and an electronic device. The linear vibration motor comprises a housing, and a stator assembly, a vibrator assembly and a conductive member accommodated in the housing, wherein the vibrator assembly vibrates in a first direction. The vibrator assembly comprises first magnets, second magnets and third magnets, wherein two first magnets are arranged in a second direction perpendicular to the first direction; two second magnets are respectively arranged on two sides of the two first magnets in the first direction; two third magnets are respectively arranged on two sides of the two second magnets in the first direction; and a coil of the stator assembly and the conductive member are respectively arranged at two ends of the vibrator assembly in the second direction, and two driving edges of the coil are arranged opposite the two second magnets in the second direction. By means of the structure, the magnetic field utilization rate of the vibrator assembly can be increased, thereby improving the driving force of the linear vibration motor and shortening the start-stop time of the linear vibration motor.
The present application relates to the technical field of smart wearable devices, and specifically discloses a hinge structure and smart glasses. The hinge structure comprises a first rotating member, a second rotating member, a connecting member, and an elastic member. The second rotating member is provided with a limiting through hole. One end of the connecting member is rotatably disposed in the first rotating member, and the other end is penetratingly disposed in the limiting through hole. The first rotating member and the connecting member can rotate relative to each other, and the connecting member can linearly move along the limiting through hole, so that the first rotating member and the second rotating member can rotate relative to each other, and the axis of rotation moves linearly during rotation. The elastic member is disposed between the connecting member and the second rotating member, and is used to deform when the connecting member linearly moves, so as to provide a restoring force. By using the hinge structure and the smart glasses provided in the present application, a miniaturized and lightweight design of a hinge structure is achieved, and sufficient space is reserved for the distribution of other structural members of the smart glasses, thereby reducing the overall size and weight of the smart glasses.
Disclosed in the present invention are a control method and apparatus, and a head-mounted display device and a medium. The method comprises: launching a first virtual screen to run a first 3D application, and creating in a rendering scene of a 3D desktop application a first canvas corresponding to the first virtual screen; and creating a first mask on the first canvas, and filling the first mask with an application image of the first 3D application.
A temple connecting structure and a head-mounted display device. The temple connecting structure is configured to connect a temple (20) and a frame (10), and comprises a first support (100) and a second support (200) rotationally connected to each other, a movable member (300) and a first elastic member (410), wherein the first support (100) is configured to be fixedly connected to the frame (10), and the second support (200) is configured to be fixedly connected to the temple (20); the movable member (300) is movably mounted on the first support (100) and is connected to the second support (200); the first elastic member (410) is arranged between the first support (100) and the movable member (300) and is arranged separably from the movable member (300); when the second support (200) is folded inwards from the open position, the first elastic member (410) is separated from the movable member (300); and when the second support (200) is turned outwards from the open position, two ends of the first elastic member (410) abut against the movable member (300) and the first support (100) respectively, and the second support (200) can be subjected to an elastic force transmitted by the first elastic member (410) via the movable member (300) so as to provide a clamping force for the temple (20), thereby improving the wearing stability of the head-mounted display device.
The present invention relates to the technical field of electroacoustics. Disclosed are a sound production unit and a sound production module. The sound production unit comprises a housing, a magnetic circuit unit, and a vibration unit, wherein the magnetic circuit unit is accommodated in the housing and comprises a first magnetic assembly and a second magnetic assembly spaced apart in a first direction; the vibration unit is located between the first magnetic assembly and the second magnetic assembly and comprises a diaphragm and a voice coil connected to the diaphragm; the diaphragm comprises a vibrating plate and a surround disposed around the vibrating plate; the voice coil comprises a first voice coil portion and a second voice coil portion located on both sides of the vibrating plate in the first direction; the first voice coil portion is located in a first magnetic gap of the first magnetic assembly, and the second voice coil portion is located in a second magnetic gap of the second magnetic assembly; the first voice coil portion and the second voice coil portion are formed by winding the same wire; and the vibrating plate comprises an inner vibrating plate connected to an inner wall of the voice coil and an outer vibrating plate connected to an outer wall of the voice coil. The sound production unit of the present invention has high sensitivity, good mid-frequency performance, and a low distortion risk.
The present invention relates to the technical field of electroacoustics. Disclosed are a sound production module and an electronic device. The sound production module comprises a shell and a sound production unit. The shell comprises a first module shell and a second module shell which are arranged in a first direction and define an accommodating cavity. The sound production unit comprises a magnetic circuit system and a vibration system. The magnetic circuit system comprises a plurality of magnetic circuit units distributed in a second direction. Each magnetic circuit unit comprises a first magnetic assembly and a second magnetic assembly which are spaced apart from each other in the first direction. The vibration system comprises a plurality of vibration units. Each magnetic circuit unit corresponds to a vibration unit. Each vibration unit is arranged between the first magnetic assembly and the second magnetic assembly of a corresponding magnetic circuit unit. A voice coil of each vibration unit comprises a first voice coil portion and a second voice coil portion which are located on two sides of a vibration plate in the first direction; the first voice coil portion is located in a first magnetic gap of the corresponding magnetic circuit unit; and the second voice coil portion is located in a second magnetic gap of the corresponding magnetic circuit unit. The sound production module of the present invention can be designed to be light and thin, and the call privacy is improved.
The present application relates to the technical field of augmented reality. Disclosed are an imaging data acquisition method and apparatus, and a device and a readable storage medium. The imaging data acquisition method comprises: receiving a camera access request, and on the basis of the camera access request, determining a target camera to be accessed; if the target camera is not turned on when the camera access request is received, turning on the target camera, acquiring a preview image stream captured by the turned-on target camera, acquiring from the preview image stream imaging data of the target camera, and sharing the preview image stream; and if the target camera is turned on when the camera access request is received, determining whether the number of processes currently accessing the target camera is less than or equal to a preset threshold, and if so, acquiring from the shared preview image stream the imaging data of the target camera. The present application enables shared camera use in augmented reality devices.
The present application relates to the technical field of augmented reality. Disclosed are an imaging data acquisition method and apparatus, and an augmented reality device and a storage medium. The imaging data acquisition method is applied to an augmented reality device, and comprises: receiving a camera access request; if a target camera is not in use when the camera access request is received, running a system camera support component, acquiring, by means of the system camera support component, an image stream captured by the target camera, and caching the image stream to a preset address, and acquiring from the preset address imaging data of the target camera; and if the target camera is in use when the camera access request is received, creating a virtual camera support component, copying the preset address as a first access interface into the virtual camera support component, running the virtual camera support component, and acquiring the imaging data of the target camera via the first access interface. The present application enables shared camera use in augmented reality devices.
H04N 23/66 - Commande à distance de caméras ou de parties de caméra, p. ex. par des dispositifs de commande à distance
G06F 9/455 - ÉmulationInterprétationSimulation de logiciel, p. ex. virtualisation ou émulation des moteurs d’exécution d’applications ou de systèmes d’exploitation
36.
CONTROL METHOD, DEVICE, EARPLUGS, AND STORAGE MEDIUM FOR HEART SOUND DATA DETECTION DEVICE
The present application discloses a control method, device, earplugs, and storage medium for a heart sound data detection device. The present application relates to the technical field of data detection. The method comprises: acquiring first heart sound data collected by a first earplug and second heart sound data synchronously collected by a second earplug; analyzing the first heart sound data and the second heart sound data to obtain a corresponding first user state analysis result and a corresponding second user state analysis result; and outputting the first user state analysis result and/or the second user state analysis result, if the first user state analysis result and the second user state analysis result meet a consistency requirement. The present application aims to improve the reliability of heart sound data detection.
The present invention relates to the technical field of electronic devices, and disclosed are a force feedback apparatus and a gamepad. The force feedback apparatus comprises a housing, a stick and a driving assembly, wherein a thread is provided in the housing; the stick extends in a first direction, and one end thereof extends into the housing and is threadedly connected to the housing, so that the stick can move in the first direction when rotating relative to the housing; and the driving assembly is mounted on the housing and is drivingly connected to the stick, and the driving assembly can drive the stick to rotate forward and backward. The present invention aims to provide an adjustable gamepad force feedback apparatus, so as to enrich the user experience.
A63F 13/285 - Génération de signaux de retour tactiles via le dispositif d’entrée du jeu, p. ex. retour de force
A63F 13/245 - Parties constitutives, p. ex. manettes de jeu avec poignées amovibles spécialement adaptées pour un type particulier de jeu, p. ex. les volants
The present invention relates to the technical field of sound energy conversion, and disclosed are a sound production apparatus and an electronic device. The sound production apparatus comprises a magnetic circuit system, a first vibration system, a second vibration system, and a housing; the magnetic circuit system is used for forming a first magnetic gap and a second magnetic gap; the first vibration system comprises a first annular diaphragm and a first voice coil, wherein the first voice coil is arranged corresponding to the first magnetic gap; the second vibration system comprises a second diaphragm and a second voice coil; the housing and the first vibration system define a first sound cavity; a side sound outlet hole communicated with the first sound cavity is formed in a side wall of the housing; the housing and the second vibration system define a second sound cavity; and a front sound outlet hole communicated with the second sound cavity is formed in the housing, such that the sound production apparatus can be adapted to a use scenario in which a front sound outlet tube and a side sound outlet tube are provided. Because both the first vibration system and the second vibration system can produce sound, the total radiation area of the sound production apparatus is increased, and the performance of the sound production apparatus is improved.
The present invention relates to the technical field of acoustic energy conversion. Disclosed are a sound production apparatus and an electronic device. The sound production apparatus comprises a magnetic circuit system, a first vibration system, a second vibration system, and a housing; the magnetic circuit system is provided with a first magnetic gap and a second magnetic gap; the first vibration system comprises a first annular diaphragm and a first voice coil; the second vibration system comprises a second diaphragm and a second voice coil; the height of the first annular diaphragm is not higher than the height of the top surface of the magnetic circuit system; the housing and the first vibration system define a first sound cavity; a side wall of the housing is provided with a first side sound hole in communication with the first sound cavity; the housing and the second vibration system also define a second sound cavity independent of the first sound cavity; and the side wall of the housing is further provided with a second side sound hole in communication with the second sound cavity. By providing two side sound holes on the housing, the overall thickness of the sound production apparatus can be made thinner.
Disclosed in the present invention is a vibration device, relating to the technical field of vibration motor structures. The vibration device comprises a shell, a coil assembly and a magnet structure. The shell comprises an outer shell and an inner shell connected to the outer shell by means of a first elastic member, and the first elastic member is configured to elastically move in a first direction, so that the inner shell is movably arranged inside the outer shell in the first direction. The coil assembly comprises a first coil wound in the first direction and a second coil wound in a second direction, the first coil and the second coil being independent of each other. The magnet structure comprises a first magnet located on at least one side of the coil assembly in a third direction, and the magnetization direction of the first magnet is parallel to the third direction. One of the magnet structure and the coil assembly is configured as a vibration member, the vibration member is connected to the interior of the inner shell by means of a second elastic member, and the second elastic member is configured to elastically move in the second direction. The present invention aims to provide the vibration device that allows for independent and distinct bidirectional vibrations.
H02K 33/00 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant
H02K 33/12 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits se déplaçant dans des directions opposées par alimentation alternée de systèmes à deux bobines
H02K 33/14 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits se déplaçant dans des directions opposées par alimentation alternée de systèmes à deux bobines dans lesquels les mises sous tension et hors tension alternées des systèmes à deux bobines sont effectuées ou commandées par le mouvement des induits
H02K 33/18 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des systèmes de bobines se déplaçant, du fait de mises sous tension intermittentes ou inversées, par interaction avec un système de champ magnétique fixe, p. ex. des aimants permanents
H02K 1/34 - Parties du circuit magnétique à mouvement alternatif, oscillant ou vibrant
The present application relates to the technical field of intelligent display devices, and discloses a head-mounted display device. The head-mounted display device comprises a frame, temples, hinge structures, and sealed tubes, wherein the frame is provided with a first cavity; each temple is provided with a second cavity; each hinge structure connects the frame and the corresponding temple; two ends of each sealed tube are sealedly connected to the first cavity and the second cavity, respectively, and a passage for allowing an electrical connector to pass through is formed inside the sealed tube; and when the temple is driven by the hinge structure to move relative to the frame, the corresponding sealed tube can be deformed. The technical solution provided by the present application can protect the electrical connector while reducing the risk of external liquid entering the first cavity and the second cavity.
Disclosed are a smart head mount device and a housing thereof. The housing comprises a weight-reducing frame by at least a part of the housing The weight-reducing frame is made of at least an organic aerogel material and has a density of 0.4 g/cm3 to 1.3 g/cm3 and a bending modulus greater than 2.5 GPa.
The present invention relates to the technical field of earphone structures. Disclosed is an earphone. The earphone comprises a housing, a mounting frame, a loudspeaker and a microphone. The housing is provided with an in-ear end, and the in-ear end is provided with an opening. The mounting frame is mounted in the housing and covers the opening, and the mounting frame is provided with a sound production hole and a sound receiving hole which correspond to the opening. The loudspeaker is mounted on the side of the mounting frame facing the interior of the housing, and is arranged corresponding to the sound production hole. The microphone is mounted on the side of the mounting frame facing the interior of the housing, and a sound receiving port in the microphone is communicated with the sound receiving hole in the mounting frame, so as to receive low-frequency heart sounds transmitted through the opening. The present invention aims to provide an earphone capable of better collecting low-frequency heart sound signals.
The present application relates to the technical field of glasses, and discloses glasses and an AR device. The glasses comprise a frame, temples, and a hinge structure; one end of a rotating base of the hinge structure is movably accommodated in a mounting groove of the frame; one end of a first connecting member is mated with a hole shaft of a first rotating hole by means of a first rotating shaft and is rotatably connected to the rotating base, and the other end of the first connecting member is connected to the corresponding temple; a damping groove rotatably abutting against the first rotating shaft is formed in a first elastic member; a second rotating shaft of a second connecting member sequentially rotatably passes through a first via hole and a second rotating hole, so that the rotating base is rotatably connected to the frame; a sliding shaft movably passes through a second via hole and a slide hole; a second elastic member is arranged in the frame and elastically abuts against the rotating base; and an included angle is formed between the axial direction of the first rotating shaft and the axial direction of the second rotating shaft. In the glasses of the present application, multi-degree-of-freedom rotation of the temples can be achieved, so that the glasses are suitable for different users having different head shapes, thereby improving the wearing comfort and universality.
The present application relates to the technical field of glasses. Disclosed are a hinge module and glasses. The hinge module comprises a rotating base, a first connecting member, a first elastic member, a second connecting member and a second elastic member, wherein the first connecting member is rotatably connected to the rotating base by means of the hole-shaft engagement between a first rotating shaft and a first rotating hole; the first elastic member is provided with a damping groove that rotatably abuts against the first rotating shaft, and the other end of the first elastic member elastically abuts against the first connecting member; the second connecting member is provided with a second rotating shaft and a sliding shaft spaced apart from each other, the second rotating shaft rotatably passing through a second rotating hole to rotatably connect the second connecting member to the rotating base, and the sliding shaft movably passing through a sliding hole; the second elastic member is accommodated in an accommodating groove and elastically abuts against the sliding shaft; and the axial direction of the first rotating shaft and that of the second rotating shaft are arranged at an included angle. The hinge module of the present application, when applied to the glasses, can achieve multi-degree-of-freedom rotation of temples, so as to adapt to different head shapes of different users, thereby improving wearing comfort and applicability.
The present application discloses a sound-generating unit including a housing, a magnetic circuit system, and a vibration system. A conductive terminal is formed at the housing by injection molding; the magnetic circuit system is provided in the housing, the magnetic circuit system is provided with a bass magnetic gap and a midrange magnetic gap; and a vibration system includes a bass vibration unit, a midrange vibration unit and a treble vibration unit. The midrange vibration unit and the treble vibration unit are provided at a same side of the magnetic circuit system, and the midrange vibration unit is provided around the treble vibration unit. The bass vibration unit is provided at the other side of the magnetic circuit system. The bass vibration unit includes a bass vibration diaphragm and a bass voice coil, and the bass voice coil is provided in the bass magnetic gap.
H04R 1/24 - Combinaisons structurelles de transducteurs séparés ou de parties du même transducteur et sensibles respectivement à plusieurs bandes de fréquences
H04R 1/06 - Aménagements des branchements de circuitsRéduction des efforts sur les branchements de circuits
H04R 9/02 - Transducteurs du type à bobine mobile, à lame mobile ou à fil mobile Détails
H04R 9/04 - Structure, montage ou centrage de bobine
The present application relates to the technical field of intelligent devices, and discloses a scene rendering control method and apparatus, a device, and a storage medium. The method comprises: determining a video-see through descriptor on the basis of an image of a first thread, and determining a tracking positioning descriptor on the basis of an image of a second thread; matching the video-see through descriptor with the tracking positioning descriptor; rendering a current virtual space on the basis of a descriptor matching result, to obtain a target virtual space; acquiring a current pose of a target intelligent device, and determining a real scene image on the basis of the current pose and the target virtual space. By the described means, images of different threads are obtained separately, then corresponding descriptors are determined by using the respective images, a target virtual space is rendered by using the descriptor matching result, and finally a real scene image is determined in combination with the current pose of the target intelligent device, so that high-color rendering at low resolution can be realized, breaking through the limitation of resolution of a camera device.
The present disclosure discloses a drive exciter and an electronic device. The drive exciter includes a bracket, a vibration part, a braking part and a latch part, and the bracket includes an installation member and a guiding structure connected to the installation member; the vibration part is movably connected to the guiding structure and is provided with a vibratile vibration member; the braking part includes a first end and a second end, the first end is connected to the vibration part, and the second end is connected to the installation member; the latch part includes a driving member connected to the installation member and a latch member connected to an output end of the driving member; the drive exciter has a first state where the latch member abuts against the vibration part and a second state where the latch member is disengaged from the vibration part; and in the second state, the vibration part moves towards the installation member, and the first end interacts with the second end so that the first end is separated from the second end.
H02K 33/02 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant avec des induits entraînés dans un sens par application d'énergie à un système à une seule bobine et ramenés par une force d'origine mécanique, p. ex. par des ressorts
H02K 7/10 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques
49.
HEALTH MONITORING DEVICE AND METHOD, AND STORAGE MEDIUM
The present application relates to the technical field of medical care. Disclosed are a health monitoring device and method, and a storage medium. The device comprises: a microprocessor and multiple types of sensors, wherein: the microprocessor is configured to acquire a health detection instruction and, according to the health detection instruction, detect corresponding physiological indicators by means of one or more of the multiple types of sensors. The solution of the present application integrates multiple types of sensors on one health monitoring device, thereby achieving the effect of accurately detecting multiple physiological indicators with one single device.
The present invention relates to the technical field of earphones. Disclosed are a measurement method for a physiological signal, and an earphone device, a storage medium and a computer product. The measurement method for a physiological signal in the present invention is applied to an earphone device configured with an air pressure measurement module, and specifically comprises: detecting whether an acoustic system corresponding to an earphone device is in a preset sealed state, wherein the acoustic system is an acoustic system composed of the earphone device and the auditory canal of a wearer; after detecting that the acoustic system is not in the preset sealed state, determining acoustic system parameters corresponding to the acoustic system, and collecting an initial air pressure signal in the auditory canal of the wearer by means of an air pressure measurement module; and on the basis of the acoustic system parameters and the initial air pressure signal, generating a target air pressure signal, and on the basis of the target air pressure signal, determining a physiological signal corresponding to the wearer. By means of the present invention, the technical effect of enabling an earphone device to accurately detect a physiological signal of a wearer is achieved.
The embodiments of the present application provide a flexible heat pipe and a flexible heat pipe welding method. The flexible heat pipe welding method comprises: bringing a first welding face of a first housing and a second welding face of a second housing into contact; arranging a welding head on the side of the first housing facing away from the first welding face; and welding the first welding face and the second welding face by means of ultrasonic waves emitted by the welding head. In the embodiments of the present application, the first housing and the second housing are welded by means of ultrasonic waves emitted by the welding head, thus effectively ensuring the air tightness of the flexible heat pipe.
B23K 20/10 - Soudage non électrique par percussion ou par une autre forme de pression, avec ou sans chauffage, p. ex. revêtement ou placage utilisant des vibrations, p. ex. soudage ultrasonique
52.
LED DISPLAY SCREEN DISPLAY CONTROL METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM
The present application relates to the technical field of display screen control, and discloses an LED display screen display control method and apparatus, a device, and a storage medium. The method comprises: acquiring values of pixel points of an LED display screen; by means of the values of the pixel points, determining a pixel density mask set representing different lighting states of the LED display screen; on the basis of pixel density masks in the pixel density mask set, scanning a pattern to be displayed, so as to obtain a target display pattern; and by means of the target display pattern, controlling the LED display screen to perform gradation display. The pattern to be displayed can be scanned by means of the pixel density mask set, and a fade-in/fade-out display effect is added on the basis of display, so that the costs are reduced, and the display effect of the LED display screen is improved, improving user experience.
G09G 3/32 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice utilisant des sources lumineuses commandées utilisant des panneaux électroluminescents semi-conducteurs, p. ex. utilisant des diodes électroluminescentes [LED]
The present invention relates to the technical field of electroacoustic transduction. Disclosed are a sound production unit and an electronic device. The sound production unit comprises a housing, a magnetic circuit system and a vibration system. A conductive terminal is molded on the housing by injection. The magnetic circuit system is provided inside the housing. The magnetic circuit system has a bass magnetic gap and a midrange magnetic gap. The vibration system comprises a bass vibration unit, a midrange vibration unit and a treble vibration unit, the midrange vibration unit and the treble vibration unit being provided at the same side of the magnetic circuit system, the midrange vibration unit surrounding the treble vibration unit, and the bass vibration unit being provided on the other side of the magnetic circuit system. The bass vibration unit comprises a bass vibrating diaphragm and a bass voice coil, the bass voice coil being located in the bass magnetic gap. The midrange vibration unit comprises a midrange vibrating diaphragm and a midrange voice coil, the midrange voice coil being located in the midrange magnetic gap. The treble vibration unit is a piezoelectric unit. The present invention aims to provide the full-range and miniaturized sound production unit.
The present application relates to the technical field of audio processing. Disclosed in the present application are an audio signal processing method, an electronic device and a computer-readable storage medium. The audio signal processing method comprises: acquiring a current far-end signal and microphone signal, the microphone signal comprising a near-end signal and an echo signal, i.e. an echo generated by a loudspeaker playing back the far-end signal; performing linear echo cancellation processing on the microphone signal, so as to obtain a linear filtered signal; inputting the linear filtered signal and the far-end signal into a pre-trained residual echo cancellation DNN model, and outputting an obtained gain signal corresponding to the near-end signal; and, on the basis of the gain signal and the linear filtered signal, determining a target audio signal for output to the far end for playback. The present application can improve the echo cancellation effect, and reduce computing resources required for echo cancellation.
The disclosure discloses a drive exciter and an electronic device. The drive exciter includes a bracket, a vibration part, a braking part and a latch part, and the bracket includes an installation member and a guiding structure connected to the installation member; the vibration part is movably connected to the guiding structure and is provided with a vibratile vibration member; the braking part is connected to the installation member and is provided towards the vibration part; and the latch part includes a drive member connected to the installation member and a latch member connected to an output end of the drive member.
H02K 33/00 - Moteurs avec un aimant, un induit ou un système de bobines à mouvement alternatif, oscillant ou vibrant
H02K 7/102 - Association structurelle avec des embrayages, des freins, des engrenages, des poulies ou des démarreurs mécaniques avec des freins à friction
56.
SOUND-PRODUCING MODULE AND PREPARATION METHOD THEREFOR, AND ELECTRONIC DEVICE
Provided in the present invention are a sound-producing module and a preparation method therefor, and an electronic device. The sound-producing module comprises a module housing, and a sound-producing unit, which fits with the module housing to define a front sound cavity and a rear sound cavity in an inner chamber, wherein a filling hole is provided in the module housing, and a plurality of cluster-shaped sound absorption materials or a whole block of sound absorption material is provided in the rear sound cavity. The constituent materials of the sound absorption material comprise a plurality of sound absorption particles and a plurality of bonding particles, wherein the constituent materials fill the rear sound cavity via the filling hole, and the module housing is heated, such that the bonding particles form adhesion layers on the surfaces thereof so as to connect the sound absorption particles or the bonding particles adjacent thereto. In the present invention, cluster-shaped sound absorption materials or a whole block of sound absorption material being formed in the module housing can reduce the movement of the sound absorption material in the rear sound cavity, can eliminate the flowing and friction of the sound absorption particles in the rear sound cavity, and can also prevent the acoustic performance from being affected by the sound absorption particles colliding and breaking into powder when the sound-producing module operates at a large amplitude and the powder then entering into the sound-producing module.
A double-sided sound production unit and an electronic device. The double-sided sound production unit comprises a housing assembly; a magnetic circuit system, the magnetic circuit system being provided with a first magnetic gap and a second magnetic gap; and a first vibration system and a second vibration system, the first vibration system comprising a first diaphragm assembly and a first voice coil, and the second vibration system comprising a second diaphragm assembly and a second voice coil, wherein the projection of the first voice coil is located on the periphery of the second voice coil, the first voice coil comprises a first side and a second side, the second voice coil comprises a third side and a fourth side, the length L11 of the first side and the length L12 of the second side are each not greater than 34 mm, and the length L21 of the third side and the length L22 of the fourth side are each not less than 3 mm.
A heart-sound signal quality index assessment method, and an electronic device and a readable storage medium. The method comprises: collecting a heart sound signal (S10); performing feature extraction on the heart sound signal, so as to obtain a signal feature, wherein the signal feature comprises one or more of a local variance feature, a local peak feature, a signal energy feature and a zero-crossing rate feature (S20); and inputting the signal feature into a pre-trained signal quality index assessment model, and outputting a signal quality index assessment result (S30).
G10L 25/60 - 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 pour mesurer la qualité des signaux de voix
The present application relates to the technical field of medical signal processing. Disclosed are a heart-sound segmentation method and apparatus, and an electronic device and a readable storage medium. The heart-sound segmentation method comprises: synchronously collecting physiological signals, wherein the physiological signals comprise a heart sound signal; acquiring a segmentation threshold value corresponding to the heart sound signal, and segmenting the heart sound signal on the basis of the segmentation threshold value, so as to obtain a first heart sound and a second heart sound; and on the basis of the first heart sound and the second heart sound, determining the systole duration of the heart sound signal and the diastole duration of the heart sound signal. The present application reduces the consumption of resources for heart sound segmentation of heart sound signals.
G06F 18/213 - Extraction de caractéristiques, p. ex. en transformant l'espace des caractéristiquesSynthétisationsMappages, p. ex. procédés de sous-espace
60.
METHOD AND APPARATUS FOR PREDICTING BLOOD PRESSURE, ELECTRONIC DEVICE, AND READABLE STORAGE MEDIUM
A method and apparatus for predicting blood pressure, an electronic device, and a readable storage medium, relating to the technical field of medical treatment. The method for predicting blood pressure comprises: synchronously acquiring physiological signals, wherein the physiological signals comprise an electrocardiographic signal, a pulse signal, and a heart sound signal; performing feature extraction on the physiological signals to obtain signal features, wherein the signal features comprise an pre-ejection period duration and a pulse transmission time; and inputting the signal features into a pre-trained blood pressure prediction model, so that the blood pressure prediction model outputs a blood pressure prediction result, thereby improving the prediction accuracy of blood pressure.
A vibration sound-producing device and an electronic apparatus. The vibration sound-producing device comprises a shell, a first magnetic circuit system, a second magnetic circuit system, a first vibration system and a second vibration system. The first magnetic circuit system comprises a central magnetic portion. The first vibration system and the second vibration system are respectively arranged on two opposite sides of the first magnetic circuit system; and the second vibration system comprises a vibrator assembly, wherein the vibrator assembly comprises a driving coil, the driving coil comprising two connecting edges arranged opposite to each other. The second magnetic circuit system is arranged on the side of the driving coil that faces away from the central magnetic portion. The central magnetic portion comprises a first magnet and a second magnet which are adjacent to each other and have opposite magnetizing directions. The second magnetic circuit system comprises a third magnet and a fourth magnet which have opposite magnetizing directions. In a first direction, the first magnet and the third magnet have the same magnetizing direction and are located on two opposite sides of one of the connecting edges, and the second magnet and the fourth magnet have the same magnetizing direction and are located on two opposite sides of the other connecting edge. The vibration sound-producing device has good sound production and vibration effects.
The present disclosure relates to a volume adjustment method and apparatus, and an earphone, an electronic device, and a readable storage medium. The method includes: acquiring a first volume at which a first audio data sent from an electronic device is played, upon receiving the first audio data; receiving a second volume sent from the electronic device at which the first audio data is played by at least one second earphone; adjusting the first volume at which the first audio data is played, based on the second volume at which the first audio data is played by the at least one second earphone.
Disclosed in the present application are a method for matching left and right sound channels of headphones, and earclip headphones and a computer-readable storage medium. The method for matching left and right sound channels of headphones comprises: when it is detected that a target headphone has been worn, acquiring triaxial acceleration information detected by a triaxial acceleration sensor, and tactile information detected by a contact sensor, wherein the target headphone is a first headphone or a second headphone; on the basis of the tactile information, determining a tactile distribution position at which a tactile sensation is generated in a speaker chamber region; and on the basis of the triaxial acceleration information and the tactile distribution position, adjusting a sound channel of a loudspeaker of the target headphone, such that the sound channel of the target headphone matches a wearing position. The present application can realize automatic matching between a left sound channel and a left ear and between a right sound channel and a right ear, and a user does not need to distinguish between the left sound channel and the right sound channel before wearing earphones, thereby improving the usage convenience of earclip headphones.
A pair of smart glasses. The smart glasses comprise a supporting piece, an imaging device and an antenna. The imaging device is mounted on the supporting piece; the antenna comprises an antenna body and coaxial lines electrically connected to the antenna body, wherein each coaxial line is provided with a shielding layer; and the supporting piece has electrical conductivity, the coaxial lines are fixed to the supporting piece, and the shielding layer is electrically connected to the supporting piece so as to realize grounding of the antenna. A grounding structure, which is additionally provided on the antenna, can be omitted, such that a space occupied by the antenna is reduced, thereby improving a space utilization rate of the smart glasses, and in turn improving the compactness thereof.
Disclosed are a lens processing process, a lens, and smart glasses. The lens of the lens processing process at least comprises a first main lens layer, a patch antenna, and a second main lens layer, which are stacked. One of the first main lens layer and the second main lens layer is a waveguide sheet, and the other of the first main lens layer and the second main lens layer is a protective sheet. A lens processing process comprises the following steps: attaching a first side of the patch antenna to the first main lens layer; and attaching the second main lens layer to a second side of the patch antenna. The layer-by-layer lamination means of the technical solution of the present invention is a simple assembly operation, reducing the assembly complexity of the patch antenna, improving the yield rate of produced lenses, and reducing production costs of the lens.
Disclosed in the present invention are a sound-producing device and an electronic apparatus. The sound-producing device comprises a magnetic circuit system, a vibration system and a support member, wherein the magnetic circuit system comprises a magnetically conductive yoke, and a central magnetic portion and a side magnetic portion that are arranged on the magnetically conductive yoke, the central magnetic portion and the side magnetic portion being spaced apart from each other to form a magnetic gap; the vibration system is arranged on one side of the magnetic circuit system, and comprises a diaphragm assembly and a voice coil; one end of the voice coil is connected to the diaphragm assembly; the end of the voice coil that is away from the diaphragm assembly is arranged corresponding to the magnetic gap; at least a part of the support member is located on the side of the diaphragm assembly facing back to the magnetic circuit system; the diaphragm assembly is provided with a first magnetic attraction portion, and the support member is provided with a second magnetic attraction portion; and there is a first magnetic attraction force between the first magnetic attraction portion and the second magnetic attraction portion, and there is a second magnetic attraction force between the first magnetic attraction portion and the magnetic circuit system. In the present invention, by means of providing the first magnetic attraction portion and the second magnetic attraction portion, a static magnetic force is introduced into the vibration system to reduce the stiffness of the vibration system, thereby significantly improving a low-frequency effect of the sound-producing device.
Disclosed in the present invention are a sound production module and an electronic device. The sound production module comprises a module housing and a sound production unit, a vibration plate of a diaphragm assembly of the sound production unit is provided with a magnetic conduction part, an upper shell of the module housing is located on the side of the diaphragm assembly facing away from a magnetic circuit system, an auxiliary magnet is arranged on the upper shell, the magnetization direction of the auxiliary magnet is opposite to that of a central magnetic part, wherein there is a first magnetic attraction between the magnetic conduction part and the auxiliary magnet, and there is a second magnetic attraction between the magnetic conduction part and the magnetic circuit system, and in a non-working state, a vibration system is located at a balance position between the auxiliary magnet and the magnetic circuit system under the combined effect of the first magnetic attraction and the second magnetic attraction. According to the present invention, the magnetic conduction part and the auxiliary magnet are provided to introduce a static magnetic force into the vibration system, so as to reduce the stiffness of the vibration system, thereby greatly improving the low-frequency effect of the sound production module.
Disclosed in the present application are a left and right channel matching method for earbuds, clip-on earbuds, and a computer-readable storage medium. The left and right channel matching method for earbuds comprises: upon detecting that clip-on earbuds have been worn, acquiring triaxial acceleration information measured by triaxial accelerometers; on the basis of the triaxial acceleration information, determining wearing positions corresponding to a first earbud and a second earbud; and on the basis of the wearing positions corresponding to the first earbud and the second earbud, adjusting a left channel and a right channel of loudspeakers of the clip-on earbuds, such that the left channel corresponds to an earbud at a left-ear wearing position and the right channel corresponds to an earbud at a right-ear wearing position. The present application realizes automatic matching between a left channel and a left ear and between a right channel and a right ear, and thus it is not necessary for a user to distinguish between the left channel and the right channel before wearing earbuds, thereby improving the convenience of clip-on earbud usage.
Disclosed in the present application are a method for matching left and right audio channels of an earphone, and a clip-on earphone and a computer-readable storage medium. The method for matching left and right audio channels of an earphone comprises: when it is detected that the wearing of a target earpiece is completed, acquiring triaxial acceleration information detected by a triaxial acceleration sensor and detection distance information detected by an infrared distance sensor, wherein the target earpiece is a first earpiece or a second earpiece in a clip-on earphone; and on the basis of the triaxial acceleration information and the detection distance information, adjusting an audio channel of a speaker in the target earpiece, such that the audio channel of the target earpiece matches a wearing position. The present application can realize automatic matching of left and right audio channels with left and right ears, such that a user does not need to distinguish between left and right audio channels before wearing an earphone, thereby improving the usability of a clip-on earphone.
The present invention relates to the technical field of head-mounted devices. Disclosed are a display method and apparatus for a head-mounted device, and a device and a medium. The method comprises: acquiring a gaze state of a wearer of a head-mounted device for each display region, wherein the gaze state comprises one of a during-gaze state, an about-to-gaze state and a no-gaze state, and the head-mounted device comprises at least two display regions; acquiring pieces of display data, which are respectively sent by at least two terminal devices; on the basis of the gaze state, executing either of the following storage and scheduling operations: first, on the basis of the gaze state, respectively storing the pieces of display data, which are sent by the at least two terminal devices, in matching storage spaces, and scheduling display data from the storage spaces according to scheduling priorities of the storage spaces; and second, respectively storing the pieces of display data, which are sent by the at least two terminal devices, in matching storage spaces, and on the basis of the gaze state, scheduling display data from the storage spaces; and on the basis of the gaze state, executing a display operation on the scheduled display data.
G09G 3/20 - Dispositions ou circuits de commande présentant un intérêt uniquement pour l'affichage utilisant des moyens de visualisation autres que les tubes à rayons cathodiques pour la présentation d'un ensemble de plusieurs caractères, p. ex. d'une page, en composant l'ensemble par combinaison d'éléments individuels disposés en matrice
71.
SOUND SOURCE POSITION DETERMINATION METHOD, HEAD-MOUNTED DEVICE, AND STORAGE MEDIUM
Some embodiments of the disclosure disclose a sound source position determination method, a device and a storage medium. The method is applied to a head-mounted device including at least four microphones. The method includes: determining microphone coordinates of the microphones in a space coordinate system according to a device coordinate of a preset sound source device; determining time differences between receiving time points at which the microphones receive audio signals sent by a sound source to be positioned; determining a sound source coordinate of the sound source to be positioned in the space coordinate system according to the microphone coordinates and the time differences. According to the disclosure, a sound source position emitting sound can be accurately calculated by the head-mounted device, so that a user can clearly know the specific position of the sound source emitting the sound in a reality space environment when wearing the head-mounted device.
Disclosed in the present invention are a sound production apparatus, a sound production module and an electronic device. The sound production apparatus comprises a magnetic circuit system, an electrically conductive bracket and a vibration system, wherein the magnetic circuit system is provided with a mounting hole running through a magnetically conductive yoke and a central magnetic portion, and the electrically conductive bracket is arranged in the mounting hole; one end of a voice coil of the vibration system is connected to a diaphragm assembly, and the other end of the voice coil is arranged corresponding to a magnetic gap; one end of a spider is electrically connected to the electrically conductive bracket, and the other end of the spider is connected to the diaphragm assembly and is electrically connected to a lead wire of the voice coil; and the central magnetic portion comprises a central magnet and a central magnetically conductive plate arranged on a side of the central magnet opposite to the diaphragm assembly, the mounting hole runs through the central magnet and the central magnetically conductive plate, and the electrically conductive bracket is formed as an integral injection-molded structure with the central magnetically conductive plate or the magnetically conductive yoke. The present invention provides a sound production apparatus having an effectively increased magnetic circuit, and the sound production apparatus has a simple and compact structure, is easy to assemble, and has a low magnetic flux leakage to meet the use requirements. In addition, the product has a large BL value, thereby improving the acoustic performance.
The present disclosure relates to the technical field of wireless communication technology, and discloses a speaker control method and apparatus, a speaker device, a stereo speaker, and a storage medium, capable of improving the listening effect of a user. The speaker control method includes: determining the current relative position of the speaker device and the target device carried by a user; determining user position change information according to the current relative position and a preset relative position; adjusting speaker parameters of the speaker device according to the user position change information, wherein the speaker parameters include speaker transducer orientation and/or playback volume; and playing an audio according to the speaker parameters. The present disclosure can adaptively adjust the speaker parameters, thereby reducing an influence of user movement on the listening effect.
Disclosed in the present disclosure are audio-based multi-channel data transmission method and device, and a storage medium, the audio-based multi-channel data transmission method comprises: acquiring multi-channel data in a target scene; processing the multi-channel data on the basis of a preset audio play strategy to obtain target audio data; and playing the target audio data to be received by a second device, and analyzing the target audio data to obtain the multi-channel data. The present disclosure solves the technical problem of relatively low data transmission efficiency caused by poor network signals in a current environment.
Provided are a health detection device and a health detection method. The method comprises: in response to a health detection instruction, acquiring, by means of a position determination apparatus, a user hand image in a corresponding area of a bearing part (S10); determining a fingertip under detection of the user and fingertip feature information of the fingertip under detection according to the user hand image (S20); determining position information of the fingertip under detection according to the fingertip feature information (S30); and controlling a detection part to perform health detection according to the position information (S40). In this way, the fingertip under detection and the fingertip feature information of the fingertip under detection are determined on the basis of the user hand image, the fingertip position of the hand of the user is automatically determined on the basis of the fingertip feature information, and the detection part is then controlled to perform health detection according to the position information of the fingertip. As such, the present application achieves the automatic positioning of an area under detection, and thus improves the accuracy and efficiency of health detection and the user experience.
The disclosure includes a calibration method and a driving method for a force feedback apparatus, devices therefor, and storage media. The calibration method includes: when the force feedback apparatus is not powered on, adjusting a travel of a mover of the force feedback apparatus and measuring an outward output force of the force feedback apparatus, to measure a first correspondence between single-body characteristic forces and the travel of the force feedback apparatus; when the force feedback apparatus is driven according to a preset driving mode, adjusting the travel of the mover and measuring the outward output force of the force feedback apparatus, to measure a second correspondence between an electromagnetic force and the travel of the force feedback apparatus under the preset driving mode; and outputting the first correspondence and the second correspondence; to drive the force feedback apparatus.
A wearable device comprises a device body, a strap body and a detection sensor provided on at least one of the device body and the strap body and at least obtain a user's blood pressure data; a shape memory alloy component connected between the device body and the strap body, and pulled the strap body to move toward the device body; a driving component suppling power to the shape memory alloy component according to a target current magnitude; a main controller sending a detection instruction to the driving component and obtaining detection data from the detection sensor. The wearable device supplies power to the shape memory alloy component, so that it uses its own heat to deform and drives the strap body to move. The strap body may apply pressure on the user to meet detection condition, the structure is simple, miniaturization can be achieved, and reliability is high.
An operation mode control method for a wearable device, a wearable device and a medium, being applied to the technical field of wearable devices. The method comprises acquiring a physiological sign signal collected by a sensor in the current wearable device, wherein the physiological sign signal comprises at least a temperature signal (S11); determining whether the physiological sign signal satisfies a first preset condition, wherein the first preset condition comprises at least that an absolute value of a temperature difference corresponding to two adjacent temperature signals is greater than a first threshold (S12); if so, then controlling the operation mode of the current wearable device to be a low power consumption mode (S13). This control method determines the operation mode for controlling the current wearable device by means of changing the software, and adopts the temperature difference determination method to determine.
The present application discloses a screen display method, device and medium, and relates to the field of display technology. The screen display method according to the present application comprises: receiving information to be displayed on the screen; determining whether the buffer memory required for displaying the information to be displayed is greater than the preset buffer memory; if not, controlling the screen to display the information to be displayed; if yes, which means that the buffer required for displaying the information to be displayed is too large at this time, then controlling the screen to select a display strategy for reducing the buffer memory usage to display the information to be displayed. By reducing the buffer size occupied by the information to be displayed, the information to be displayed can be stored in the buffer to display on the screen.
Disclosed is an electrical contact, the electrical contact includes a base portion, a restriction portion, and an elastic portion; the base portion is conductive and includes a mounting portion and an outer conductor contact portion, the mounting portion is configured to be mounted on a substrate and is adjacent to the outer conductor contact portion, and the outer conductor contact portion is provided with a first hole; the restriction portion is provided with a second hole; the elastic portion is connected between the restriction portion and the base portion; and the elastic portion is capable of being elastically deformed when the restriction portion is subjected to an external force and moves close to the outer conductor contact portion so as to align the second hole and the first hole.
Disclosed in the present disclosure are a dome and a diaphragm assembly for a sound producing apparatus, a sound producing apparatus, and an electronic device. The dome comprises an organic aerogel matrix and a reinforcing material dispersed in the organic aerogel matrix. The mass of the organic aerogel matrix accounts for 10% to 95% of the total mass of the dome, and the modulus density ratio of the dome is greater than or equal to 5 GPa·cm3/g. According to the present disclosure, the dome has a light weight, and thus facilitates meeting the design requirements of lightening, thinning and miniaturization of the sound producing apparatus, and can also reduce the resonance frequency of the sound producing apparatus and improve the medium-frequency sensitivity thereof.
Disclosed in the present invention are a virtual reality glove and a virtual reality product. The virtual reality glove comprises a glove body, and a heating module, a control module, a communication module and a mode changeover switch which are provided in the glove body; the heating module is configured to heat a container to be heated held by the glove body; the control module, the communication module and the mode changeover switch are all electrically connected to the heating module; the virtual reality glove switches between a real application mode and a virtual application mode by means of the mode changeover switch; in the real application mode, the control module can control the heating module to work; and in the virtual application mode, the control module communicates with a virtual reality device by means of the communication module so as to send, to the virtual reality device, a trigger instruction for capturing an action of the glove body. The technical solution of the present invention can provide a smart apparatus capable of traversing between the reality and the metaverse.
Disclosed in the present invention are a sound-producing device, a sound-producing module and an electronic device. The sound-producing device comprises a magnetic circuit system, an electrically conductive bracket and a vibration system, wherein the magnetic circuit system is configured to be square, and the magnetic circuit system comprises a magnetically conductive yoke, and a central magnetic portion and a side magnetic portion, which are arranged on the magnetically conductive yoke; the side magnetic portion is located on the outer side of the central magnetic portion, and the side magnetic portion and the central magnetic portion enclose a magnetic gap; the magnetic circuit system is provided with a mounting hole penetrating the magnetically conductive yoke and the central magnetic portion; the electrically conductive bracket is arranged in the mounting hole; the vibration system comprises a diaphragm assembly opposite the magnetic circuit system, a voice coil and a spider; one end of the voice coil is connected to the diaphragm assembly, and the other end of the voice coil is suspended in the magnetic gap; and one end of the spider is electrically connected to a bonding pad of the electrically conductive bracket, and the other end of the spider is connected to the diaphragm assembly and is electrically connected to a lead wire of the voice coil. The present invention aims to provide the sound-producing device, the size of a magnetic circuit of which is effectively increased. By means of the sound-producing device, the magnetic field intensity is effectively increased, and a BL value is also increased, thereby improving the acoustic performance.
The present application relates to the technical field of loudspeakers, and discloses a method and apparatus for discharging foreign matter in a loudspeaker, a device, and a medium. The method comprises: acquiring a desired motion waveform of a diaphragm of a loudspeaker; on the basis of the desired motion waveform, determining a driving voltage waveform; and driving the loudspeaker according to the driving voltage waveform. The desired motion waveform is a desired displacement waveform or a desired acceleration waveform, a maximum amplitude when the corresponding diaphragm having the desired motion waveform moves toward a first direction is greater than a maximum amplitude when the diaphragm moves toward a second direction, and the first direction is a direction from the diaphragm to a sound outlet hole and is opposite to the second direction. By means of the method, the diaphragm can, at the same power consumption, provide the greatest possible driving force/air pressure to foreign matter in the direction of discharging foreign matter, so that the foreign matter in the loudspeaker can be discharged from the sound outlet hole.
Disclosed in the present invention are a vibration apparatus, a driving circuit and an electronic device. The vibration apparatus comprises a first pair of linear resonant actuators, a second pair of linear resonant actuators and a third pair of linear resonant actuators, wherein the center point of the first pair of linear resonant actuators, the center point of the second pair of linear resonant actuators and the center point of the third pair of linear resonant actuators coincide, the vibration directions of the first pair of linear resonant actuators are parallel to a first direction, the vibration directions of the second pair of linear resonant actuators are parallel to a second direction, the vibration directions corresponding to the third pair of linear resonant actuators are parallel to a third direction, and the first direction, the second direction and the third direction are perpendicular in pairs.
H02P 5/46 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques pour la régulation de vitesse de plusieurs moteurs dynamo-électriques en relation les uns avec les autres
H02P 23/00 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur
86.
VIBRATION DEVICE, DRIVE CIRCUIT, AND ELECTRONIC DEVICE
A vibration device, a drive circuit, and an electronic device are disclosed. The vibration device comprises a first linear motor and a rotation component, wherein the rotation component is used for driving the first linear motor to rotate so as to change the vibration direction of the first linear motor within a three-dimensional space.
H02P 5/46 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques pour la régulation de vitesse de plusieurs moteurs dynamo-électriques en relation les uns avec les autres
H02P 23/00 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur
B60W 50/16 - Signalisation tactile au conducteur, p. ex. vibration ou augmentation de la résistance sur le volant ou sur la pédale d'accélérateur
87.
VIBRATION DEVICE, DRIVING CIRCUIT AND ELECTRONIC APPARATUS
Disclosed in the present invention are a vibration device, a driving circuit and an electronic apparatus. The vibration device comprises a first linear motor, a second linear motor, a connecting component and a first rotating component, wherein the first linear motor and the second linear motor are respectively arranged at two ends of the connecting component, the vibration directions of the first linear motor and the second linear motor being parallel to each other and both perpendicular to the axial direction of the connecting component; and the first rotating component is fixed on the connecting component, the first rotating component driving the first linear motor and the second linear motor to rotate around the axis of the connecting component.
H02P 5/46 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques pour la régulation de vitesse de plusieurs moteurs dynamo-électriques en relation les uns avec les autres
H02P 23/00 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur
88.
SOUND PRODUCTION APPARATUS, SOUND PRODUCTION MODULE, AND ELECTRONIC DEVICE
Disclosed in the present invention are a sound production apparatus, a sound production module, and an electronic device. The sound production apparatus comprises a magnetic circuit system, a conductive support, and a vibration system; the magnetic circuit system is provided with a magnetic gap and a mounting hole; the conductive support is provided in the mounting hole; the vibration system comprises a diaphragm assembly, a voice coil, and centering supports; the diaphragm assembly comprises a diaphragm, a frame, and a dome opposite to the magnetic circuit system; an inner annular hole is formed in the center of the diaphragm; the frame is provided in the inner annular hole and is connected to the diaphragm; the frame is provided with an assembling hole corresponding to the conductive support; the dome covers the assembling hole; one end of the voice coil is connected to the diaphragm or the frame, and the other end of the voice coil is suspended in the magnetic gap; and one end of each centering support is connected to the conductive support, and the other end of the centering support is connected to the frame and electrically connected to a lead of the voice coil. The sound production apparatus of the present invention has low magnetic flux leakage, and the sound production apparatus effectively improves the magnetic field strength and increases the BL value, thereby improving acoustic performance.
Disclosed in the present invention are a drive circuit for a vibration apparatus, and an electronic device. The vibration apparatus comprises a first linear resonant actuator, a second linear resonant actuator and a connecting component, wherein the first linear resonant actuator is arranged at a first end of the connecting component, the second linear resonant actuator is arranged at a second end of the connecting component, and the directions of vibration of the first linear resonant actuator and the second linear resonant actuator are both parallel to a first direction. The drive circuit is configured to drive the first linear resonant actuator and the second linear resonant actuator in-phase, so as to make the vibration apparatus translate in the first direction; alternatively, the drive circuit drives the first linear resonant actuator and the second linear resonant actuator out-of-phase, so as to make the vibration apparatus rotate about a first axis, wherein the first axis passes through a midpoint of a first line segment, and is perpendicular to the first line segment and the first direction, and the first line segment is a line segment that connects the first linear resonant actuator to the second linear resonant actuator.
H02P 5/46 - Dispositions spécialement adaptées à la régulation ou la commande de la vitesse ou du couple d’au moins deux moteurs électriques pour la régulation de vitesse de plusieurs moteurs dynamo-électriques en relation les uns avec les autres
H02P 23/00 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par un procédé de commande autre que la commande par vecteur
90.
SOUND PRODUCTION DEVICE, SOUND PRODUCTION MODULE, AND ELECTRONIC APPARATUS
Disclosed in the present invention are a sound production device, a sound production module, and an electronic apparatus. The sound production device comprises a magnetic circuit system, an electrically conductive support and a vibration system, wherein the magnetic circuit system comprises a magnetically conductive yoke, and a central magnetic part and an edge magnetic part arranged on the magnetically conductive yoke, the edge magnetic part and the central magnetic part enclosing a magnetic gap; the magnetic circuit system is provided with a mounting hole running through the magnetically conductive yoke and the central magnetic part, the electrically conductive support being arranged in the mounting hole, and the electrically conductive support being provided with a first welding surface; and the vibration system comprises a diaphragm assembly, a voice coil and a spider which are opposite the magnetic circuit system, one end of the voice coil being connected to the diaphragm assembly, and the other end of the voice coil being suspended in the magnetic gap, one end of the spider being electrically connected to the first welding surface, and the other end of the spider being connected to the diaphragm assembly and electrically connected to a lead-out wire of the voice coil. The first welding surface is not higher than the side surface of the central magnetic part facing the diaphragm assembly. The sound production device of the present invention has low magnetic leakage, so that the magnetic field intensity can be effectively improved, thus increasing the BL value, improving the acoustic performance.
Disclosed are a sound production device and an electronic apparatus. The sound production device includes a housing, a vibration module, and a loudspeaker module; the housing is provided with a mounting cavity; the vibration module includes a coil and a vibrator assembly which are provided in the mounting cavity; the vibrator assembly is suspended in the mounting cavity and is arranged opposite the coil; the loudspeaker module includes a vibration system and a magnetic circuit system which are provided in the mounting cavity; the magnetic circuit system is provided on a side of the vibrator assembly facing away from the coil and is opposite the vibration system; wherein the coil drives the vibrator assembly to drive the magnetic circuit system to vibrate synchronously.
A display control method, display control apparatus, an augmented reality head-mounted device, and a medium. The display control method includes: receiving, in a running process of a 3D desktop environment, a first enable instruction for enabling a first application; creating a first canvas and a first virtual screen in the 3D desktop environment in response to the first enable instruction when the first application is a 2D application; running the first application on the first virtual screen; and acquiring texture information from the first virtual screen, and rendering the texture information acquired from the first virtual screen onto the first canvas.
A housing of a sound generating device, the sound generating device and an electronic apparatus are provided. At least a part of the housing of the sound generating device is formed as a supporting part, at least a part of the supporting part is made of organic aerogel material, the organic aerogel material has a mesh structure on which reinforcement material is distributed, the reinforcement material accounts for 0 wt % to 40 wt % of the supporting part, and a specific modulus of the supporting part is 1.5 GPa·cm3/g to 40 GPa·cm3/g. At least part of the housing of the sound generating device is formed as the supporting part, the supporting part including organic aerogel material with a mesh structure and reinforcement material disposed on the mesh structure. Thus, the housing of the sound generating device has advantages of high strength, light weight and strong applicability.
H04R 1/02 - BoîtiersMeublesMontages à l'intérieur de ceux-ci
H04R 1/28 - Supports de transducteurs ou enceintes conçus pour réponse de fréquence spécifiqueEnceintes de transducteurs modifiées au moyen d'impédances mécaniques ou acoustiques, p. ex. résonateur, moyen d'amortissement
A housing of a sound production device, a sound production device, and an electronic apparatus. At least a part of the housing is a first support housing, and the first support housing includes a metal frame and an organic aerogel material, wherein the metal frame is a porous framework with a pore channel structure, and the organic aerogel material is distributed on a surface of the metal frame and in the pore channel structure.
H04R 1/28 - Supports de transducteurs ou enceintes conçus pour réponse de fréquence spécifiqueEnceintes de transducteurs modifiées au moyen d'impédances mécaniques ou acoustiques, p. ex. résonateur, moyen d'amortissement
H04R 1/02 - BoîtiersMeublesMontages à l'intérieur de ceux-ci
96.
DIAPHRAGM FOR MINIATURE SOUND GENERATION DEVICE AND MINIATURE SOUND GENERATION DEVICE
The present disclosure relates to the technology field of acoustic product. Disclosed are a diaphragm for miniature sound generation device and a miniature sound generation device. The diaphragm includes a rubber film layer formed by cross-linking reaction of an acrylate polymer, wherein the acrylate polymer contains carboxylic acid group, the cross-linking agent is an amine cross-linking agent. The present disclosure effectively improves the degree of cross-linking by using the acrylate polymer containing carboxylic acid group and the amine cross-linking agent, resulting in excellent resilience and temperature resistance of the diaphragm; At the same time, it allows the diaphragm forming method to be unrestricted and reduces preparation cost; It also improves the low-frequency performance of the miniature sound generation device, such that it has a full bass and a comfortable listening experience.
A sound production module and a terminal device are disclosed. The sound production module includes a sound production unit and an expansion cavity, the sound production unit includes a magnetic circuit system, a receiver unit including a first diaphragm and a speaker unit opposite to the receiver unit and including a second diaphragm. Vibration systems of the receiver unit and the speaker unit are on two opposite sides of the magnetic circuit system. A first rear cavity is formed between the first diaphragm and the magnetic circuit system. A second rear cavity is formed between the second diaphragm and the magnetic circuit system. The first rear cavity is separated from the second rear cavity and the expansion cavity. The receiver unit is provided with a communication hole for communicating the first rear cavity with a space outside the sound production module and not communicated with the expansion cavity.
Disclosed in the present invention are a sound-producing device and an electronic device, the sound-producing device comprising a magnetic circuit system and a vibration system. The magnetic circuit system comprises a yoke plate, a first magnetic circuit portion and a second magnetic circuit portion, wherein the first magnetic circuit portion is provided with a first magnetic gap, and the second magnetic circuit portion is arranged around part of the first magnetic circuit portion. The vibration system comprises a first vibration assembly and a second vibration assembly that vibrate perpendicular to each other, wherein the first vibration assembly comprises a first diaphragm and a first voice coil, the first voice coil being arranged in the first magnetic gap; and the second vibration assembly comprises a second diaphragm and a second voice coil, the second voice coil being a flat voice coil and having a central axis perpendicular to the second diaphragm. The second voice coil at least has a first wire segment and a second wire segment which are arranged opposite each other and have opposite current directions; at least some of the magnetic induction lines of the second magnetic circuit portion pass through the first wire segment and the second wire segment in the direction of vibration of the first vibration assembly, the magnetic induction lines that pass through the first wire segment and the second wire segment having opposite directions.
Disclosed in the present invention are a sound-producing device and an electronic device, the sound-producing device comprising a magnetic circuit system and a vibration system. The magnetic circuit system comprises a yoke plate, a first magnetic circuit portion and a second magnetic circuit portion, the first magnetic circuit portion being provided with a first magnetic gap, and the second magnetic circuit portion being arranged around part of the first magnetic circuit portion. The vibration system comprises a first vibration assembly and a second vibration assembly which vibrate perpendicular to each other, wherein the first vibration assembly comprises a first diaphragm and a first voice coil, the first voice coil being arranged in the first magnetic gap; and the second vibration assembly comprises a second diaphragm and a second voice coil, the second voice coil being a flat voice coil and having a central axis perpendicular to the second diaphragm. The second voice coil is provided with at least a first wire segment and a second wire segment which are arranged opposite each other and have opposite current directions; at least some of the magnetic induction lines of the second magnetic circuit portion pass through the first wire segment and the second wire segment in the direction of vibration of the first vibration assembly; and the directions of the magnetic induction lines passing through the first wire segment and the second wire segment are opposite.
An earphone control method, an earphone control apparatus, an earphone device and a storage medium are disclosed. The earphone control method is applied to the earphone device, and the earphone device is provided with a magnet and a magnetic flux sensor therein, a separation distance between them is changeable by pressing the earphone device, and the method comprises: obtaining a magnetic flux value by the magnetic flux sensor (S10); and determining an operation type of a user on the earphone device according to the magnetic flux value, to control the earphone device according to the operation type (S20). Compared with a control method using a traditional key, in the earphone device control method, the implementation process using the magnetic flux sensor and the magnet is simpler, and the operation of pressing the earphone device by the user is more convenient.
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
