Disclosed are a sound production device and an electronic apparatus. The sound production device comprises a housing, a vibration module, and a loudspeaker module; the housing is provided with a mounting cavity; the vibration module comprises 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 to the coil; the loudspeaker module comprises a vibration system and a magnetic circuit system which are provided in the mounting cavity; the magnetic circuit system is provided on the side of the vibrator assembly facing away from the coil and is opposite to the vibration system; the coil drives the vibrator assembly to drive the magnetic circuit system to vibrate synchronously. The present invention aims to provide a sound production device integrating a loudspeaker and a motor, so that the integration level of the sound production device can be improved, and the space occupied by the sound production device in an electronic apparatus is saved.
A vibration array system, a driving method, and a storage medium. The system comprises a controller, a direct current power supply, a drive array, and a vibration array. The vibration array is composed of a plurality of vibration units, the controller is connected to the drive array, and a positive end of the drive array is connected to a positive end of the direct current power supply. A negative end of the drive array is connected to a positive end of the vibration array, and a negative end of the vibration array is connected to a negative end of the direct current power supply. The driving method comprises: determining the pulse width modulation frequency of each vibration unit comprised in the vibration array; the controller generating a drive signal according to a vibration requirement and the pulse width modulation frequency of each vibration unit; aggregating the drive signals corresponding to all of the vibration units into one set, and sending the aggregated drive signals into the drive array; and the drive array driving the vibration array to vibrate. The system significantly reduces the costs of the entire drive array while improving wearing comfort. The driving method increases the richness of array vibration and achieves equalization of power supply loads.
The present application belongs to the technical field of active noise cancellation (ANC). Disclosed are an earbud wearing detection method, an earbud and a storage medium. The earbud comprises at least two capacitive sensors. The earbud wearing detection method comprises the following steps: determining whether an earbud is in a state of being worn; if capacitance values of all the capacitive sensors are smaller than a corresponding initial threshold value, determining that the earbud falls out; and if a capacitance value of at least one capacitive sensor is not smaller than the corresponding initial threshold value, determining that the earbud becomes loose. The present application preferably uses the two capacitive sensors and arranges same at different positions of the TWS earbud to detect two positions of ear skin attached to the TWS earbud, so that compared with a solution using only one capacitive sensor for independent detection, the present application can determine the wearing state of a TWS earbud more accurately, solves the problem of insufficient accuracy in wearing condition detection of earbuds in the prior art, and improves reliability and accuracy of wearing detection.
Provided are an interpupillary distance adjustment mechanism and a heat-mounted device. The interpupillary distance adjustment mechanism comprises a mounting frame (10), lens barrels (30) and adjustment structures (50). The lens barrels (30) are provided on the mounting frame (10) side by side, and can slide relative to the mounting frame (10) in the side-by-side direction of the lens barrels (30). The adjustment structures (50) are arranged respectively corresponding to the lens barrels (30). Each adjustment structure (50) comprises a threaded rod (51) and a hand wheel (52), wherein one end of the threaded rod (51) in the adjustment structure (50) is in threaded connection with the corresponding lens barrel (30), and the other end thereof is connected to the hand wheel (52); and the hand wheel (52) in the adjustment structure (50) can be driven by an external force to rotate to drive the threaded rod (51) to rotate, so as to drive the corresponding lens barrel (30) to slide in the side-by-side direction of the lens barrels (30). The interpupillary distance adjustment mechanism can achieve interpupillary distance adjustment in various manners to enhance the flexibility of interpupillary distance adjustment, so as to improve the convenience of the interpupillary distance adjustment process.
Disclosed are an anti-piracy method, system and device for a smart doorbell, and a computer-readable storage medium. The anti-piracy method for the smart doorbell comprises the following steps: when receiving a user binding request, verifying the user binding request according to a product ciphertext in a preset tamperproof storage area in the smart doorbell; if the user binding request passes verification, unlocking a preset local function of the smart doorbell; after the smart doorbell establishes communication with a preset cloud server, obtaining a verification ciphertext issued by the preset cloud server; verifying the verification ciphertext according to the product ciphertext; and if the verification ciphertext passes verification, unlocking a preset network function of the smart doorbell. The present invention reduces the risk that the smart doorbell is pirated.
Disclosed in the present invention are a driving method and apparatus, and a device and a computer-readable storage medium. The driving method is applied to a controller in a vibration-array circuit system, which further comprises a power driving circuit and a vibration array, wherein the vibration array comprises a plurality of vibration units. The driving method comprises: determining target vibration units from vibration units, and vibration durations respectively corresponding to the target vibration units; splitting each vibration duration, so as to obtain at least one unit duration corresponding to each target vibration unit; arranging, in an alternating manner, the unit durations corresponding to the target vibration units, so as to obtain a vibration sequence; and controlling the power driving circuit to sequentially drive, according to the order of the unit durations in the vibration sequence, the corresponding target vibration units to vibrate for the corresponding unit durations. The present invention reduces the sense of succession felt by a user when a plurality of vibration units vibrate when the plurality of vibration units share one driving circuit, thereby improving the use experience of the user.
Disclosed are a button structure and a wearable device. The button structure is applied to the wearable device. The button structure comprises a shell, a trigger assembly and a button assembly. The shell is provided with a mounting cavity, a movable cavity and a button hole communicated with the movable cavity, wherein the movable cavity is communicated with the mounting cavity. The trigger assembly is provided in the mounting cavity. The button assembly comprises a button rod and an operation member; the button rod is movably provided in the movable cavity and partially extends into the mounting cavity to correspond to the trigger assembly; a rotating groove is formed at the end of the button rod distant from the trigger assembly; the operation member is configured to be spherical; and the operation member is movably provided in the button hole, and is partially rotatably accommodated in the rotating groove, wherein the operation member is pressed to drive the button rod to trigger the trigger assembly; and/or the operation member is rotated to trigger the trigger assembly. The present invention aims at providing a button structure having various button functions and being convenient to operate, and the button structure is applied to a wearable device, thereby effectively improving user experience.
Disclosed in the present invention are a remote controller and an electronic system. The remote controller comprises a shell, a functional assembly and a control assembly, wherein the shell is provided with a functional region, an outer wall of the shell is further provided with an inclined face, and the inclined face is arranged around the functional region; a mounting cavity is further provided in the shell, and the inclined face is provided with a first sound receiving hole that is in communication with the mounting cavity; the functional assembly is arranged in the mounting cavity and corresponding to the functional region; the control assembly is arranged in the mounting cavity and electrically connected to the functional assembly; and the control assembly is provided with a first microphone and a second microphone, the first microphone being arranged corresponding to the first sound receiving hole and configured to collect sound data, and the second microphone being arranged corresponding to the functional assembly and configured to collect vibration noise data of the functional assembly. The present invention aims to provide a remote controller having a sound receiving hole that can be hidden, which effectively improves the aesthetics of the appearance of the remote controller, and also solves the technical problem of the low speech recognition accuracy of existing remote controllers.
The present application belongs to the technical field of active noise cancellation (ANC). Disclosed are an adaptive adjustment method and device for an ANC parameter, and a storage medium. The method comprises: acquiring frequencies at which noise cancellation earphones have energy loss, and respective energy loss values at the frequencies, and determining the number of frequencies at which the energy loss value is greater than a first energy loss threshold value among the frequencies; determining whether the sum of the energy loss values is greater than a second energy loss threshold value, and determining whether the number of frequencies is greater than a preset threshold number of frequencies; and if the number of frequencies is greater than the preset threshold number of frequencies, calculating a clock rate of a chip of the noise cancellation earphones, and adjusting the chip to a target clock rate mode corresponding to the clock rate, and calculating and adjusting an ANC parameter in the target clock rate mode. By means of the present application, energy loss values at frequencies are obtained during fitness detection of earphones, different ANC parameter adjustment methods are used according to the energy loss values, and a CPU clock rate is dynamically adjusted according to different methods, such that the noise cancellation performance is ensured, the power consumption can also be reduced, complex usage scenarios of a user are satisfied, and the user obtains a relatively ideal noise cancellation effect.
G10K 11/178 - Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
10.
EARBUD OPERATION CONTROL METHOD, RING EARBUDS, AND STORAGE MEDIUM
The present application discloses an earbud operation control method and device, ring earbuds, and a computer readable storage medium. The method is applied to ring earbuds, and the method comprises: when it is detected that a user is wearing the ring earbuds, determining the wearing position at which the user is wearing the ring earbuds; and if it is determined that the wearing position is a finger of the user, controlling the ring earbuds to operate in a corresponding normal working mode; or if it is determined that the wearing position is the ears of the user, controlling the ring earbuds to operate in a corresponding special working mode. The present application can prevent TWS earbuds from being dependent on an earbud case when the earbuds are carried, the convenience of the user carrying the earbuds is improved, and the earbuds are not easily lost. In addition, the earbuds can be automatically controlled to operate a corresponding working mode according to the position at which the user is wearing the ring earbuds, thus the working modes of the earbuds are diversified, and the smart control of earbud operation is greatly improved.
Disclosed in the present application are a doorbell control method and device, and a readable storage medium. The doorbell control method comprises: when trigger information, which is generated by a doorbell, is detected, sending a call request to at least one multimedia device; determining, from among multimedia devices, at least one multimedia device to be selected that responds to the call request, and selecting, as a first target multimedia device, a multimedia device to be selected that has effective user feedback information; and establishing a call connection between the doorbell and the first target multimedia device. The present application solves the technical problem in the prior art of a call-type doorbell having poor convenience, thereby greatly improving the convenience of the call-type doorbell.
Disclosed in the present invention is a security camera. The security camera comprises a main body assembly and a loudspeaker assembly, wherein the main body assembly comprises a first shell, a camera portion and a battery; a mounting groove is formed by means of the first shell, the camera portion and the battery are arranged in the mounting groove side by side, and a first connecting portion is provided on an outer edge of an opening of the mounting groove; the loudspeaker assembly comprises a second shell and a loudspeaker unit arranged in the second shell; a second connecting portion is provided on the inner side of the end of the second shell that faces the first shell; and the first shell is connected to the second shell by means of snap-fitting of the first connecting portion with the second connecting portion. The security camera of the present invention can improve the efficiency of assembly and disassembly of the loudspeaker assembly, and facilitate the charging of the battery.
An earphone control method and apparatus, an earphone device, and a storage medium. The earphone control method is applied to the earphone device; the earphone device is provided with a magnet and a magnetic flux sensor of which distance can be changed by pressing an earphone; and the method comprises the following steps: acquiring a magnetic flux value by means of the magnetic flux sensor (S10); and determining a user operation type for 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, the earphone device control method has the advantages that 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.
Disclosed in the present invention are a sound emitting apparatus and an electronic device, wherein, the sound emitting apparatus comprises: a housing; a vibration system arranged on the housing, wherein the vibration system comprises a vibrating diaphragm and a voice coil connected to the vibrating diaphragm; the voice coil is flat, and the axial direction of the voice coil is perpendicular to the vibration direction of the vibrating diaphragm; a sound output side and a rear sound cavity are respectively formed at two opposing sides of the vibrating diaphragm, and the vibrating diaphragm is disposed in an arc shape and protrudes in the direction away from the rear sound cavity; and a magnetic circuit system, provided on the housing, the magnetic circuit system comprising a first magnetic assembly and a second magnetic assembly arranged in parallel and spaced apart from one another; a magnetic gap is formed between the first magnetic assembly and the second magnetic assembly, and the voice coil is inserted into the magnetic gap; wherein the housing is provided with an air pressure equalization hole communicated with the rear sound cavity. The technical solution of the present invention facilitates heat dissipation and air pressure equalization of the sound emitting apparatus.
Disclosed in the present invention are a sound emitting apparatus and an electronic device, wherein, the sound emitting apparatus comprises: a housing; a vibration system arranged on the housing, wherein the vibration system comprises a vibrating diaphragm assembly and a voice coil connected to the vibrating diaphragm assembly; the vibrating diaphragm assembly comprises a vibrating diaphragm and a dome; the voice coil is flat, and the axial direction of the voice coil is perpendicular to the vibration direction of the vibrating diaphragm assembly; a magnetic circuit system is provided on the housing, the magnetic circuit system comprising a first magnetic assembly and a second magnetic assembly arranged in parallel and spaced apart from one another; a magnetic gap is formed between the first magnetic assembly and the second magnetic assembly, and the voice coil is inserted into the magnetic gap; wherein an air pressure equalization hole is formed in the dome, the vibrating diaphragm assembly further comprises a water-resistant air-permeable film, and the water-resistant air-permeable film covers the air pressure equalization hole. The technical solution of the present invention facilitates heat dissipation and air pressure equalization of the sound emitting apparatus.
Disclosed in the present invention are a waterproof film assembly and an electronic product. The waterproof film assembly comprises a support member and a waterproof film. The support member is provided with a mounting hole, and the mounting hole penetrates through two opposite surfaces of the support member; the waterproof film is arranged in the mounting hole and blocks the mounting hole. According to the technical solution of the present invention, when the waterproof film assembly is applied to the electronic product, it can be guaranteed that a microphone in the electronic product has good acoustic performance and sealing performance.
An image display method and apparatus, and a storage medium and an AR head-mounted device. The method comprises: acquiring an environmental image, and determining a reference object body and a reference object shadow in the environmental image (S101); according to a positional relationship between the reference object body and the reference object shadow in the environmental image, determining a light source elevation angle and a shadow offset direction angle (S102); and performing scene light irradiation on a virtual object according to the light source elevation angle and the shadow offset direction angle, so as to obtain a target image, and displaying the target image (S103). The method can improve the imaging quality of a displayed virtual object, and reduce the difference between the virtual object and a real environment.
The present application discloses an information display method and apparatus, a device, and a storage medium. The method comprises: acquiring pose change information of the device between a first moment and a second moment; using the pose change information and first position information of an identified object stored in a preset storage space at the first moment to determine second position information of the identified object at the second moment; and if the second position information satisfies a preset condition, acquiring object information of the identified object stored in the preset storage space, and sending the object information to a target display area determined on the basis of the second position information in a device display picture for display. According to the technical solution, the present application can reduce the time consumption caused by feature point extraction and matching, and effectively reduce the display delay of the object information in a field of view image, thereby increasing the display speed of the object information in the field of view image.
An antenna assembly capable of proximity sensing and an electronic device including the antenna assembly are provided. The antenna assembly includes a first antenna element being driven for communication in a frequency band of radio frequency RF signals; a second antenna element positioned in vicinity of the first antenna element and electrically isolated from the first antenna element, the second antenna element being parasitically coupled to the first antenna element; a first filter coupling the second antenna element to ground; and a second filter coupling the second antenna element to a proximity sensing circuit, the proximity sensing circuit driving the second antenna element to detect proximity of a capacitive object to the antenna assembly. The antenna assembly requires limited space for supporting proximity sensing, and has lowered cost.
Disclosed in the present invention is a loudspeaker module, comprising: a module housing having an accommodating space, and a loudspeaker unit accommodated in the module housing, wherein the loudspeaker unit divides the accommodating space into a front sound cavity and a rear sound cavity which is filled with sound-absorbing particles; the module housing is provided with a suction hole which is in communication with the rear sound cavity to suck air outwards; the module housing comprises a housing bottom wall and a housing side wall which is connected to the periphery of the housing bottom wall, the housing bottom wall comprising an outer surface and an inner surface, and the housing side wall comprising an inner wall face; the suction hole comprises a recess hole which is at least recessed from the housing side wall in a direction from the outer surface to the inner surface, a hole bottom face of the recess hole having a height difference from the inner surface; and the inner wall face of the housing side wall is provided with an opening, by means of which the recess hole is in communication with the rear sound cavity. The loudspeaker module of the present invention has a better acoustic performance and a lower production cost.
Disclosed in the present application are an electronic product, and a switching control method of a flexible connector of the electronic product. The electronic product comprises a mounting structure, a flexible connector and a traction device, wherein the mounting structure comprises a main body and a mounting member; the flexible connector is provided with a connecting section connected between the main body and the mounting member; the connecting section comprises a folding section arranged at a joint between the main body and the mounting member, and a surplus section arranged on at least one of the main body and the mounting member; and the traction device is used for pulling the connecting section, so that the other sections of the connecting section can move to the joint between the main body and the mounting portion so as to switch the folding section. The switching control method comprises: when a preset switching condition is reached, controlling the traction device to pull the connecting section so as to switch the folding section, and in this way, the damage caused by bending the flexible connector multiple times can be effectively avoided.
H01R 43/00 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
H01R 13/56 - Means for preventing chafing or fracture of flexible leads at outlet from coupling part
22.
OUTDOOR DEVICE POWER SUPPLY CONTROL METHOD AND SYSTEM, AND OUTDOOR DEVICE
Disclosed in the present invention are an outdoor device power supply control method and system, and an outdoor device. The method is applied to the outdoor device. The outdoor device comprises an outdoor device load and an electric connector. The outdoor device power supply control method comprises the following steps: when it is detected that a power supply device is connected to the electric connector, determining the type of the connected power supply device; and controlling the on/off between the power supply device and the outdoor device load according to the determined type of the power supply device. The present invention solves the problem that a direct power failure or even data loss occurs in the outdoor device load when the power supply device cannot supply power to the outdoor device load is solved.
Some embodiments of the present application relate to the technical field of image processing of augmented reality devices, and disclose an image correction method and apparatus, an electronic device, and a head-mounted display device. The method comprises: acquiring a first acceleration and a second acceleration of a head-mounted display device, wherein the first acceleration represents a detection part acceleration of a detection part of the head-mounted display device, the second acceleration represents a calibration part acceleration of a set calibration part of the head-mounted display device, and the detection part and the set calibration part are arranged at a preset interval in the head-mounted display device; obtaining a target offset of the head-mounted display device according to the first acceleration and the second acceleration, wherein the target offset represents the relative offset between the eyes of a wearer of the head-mounted display device and the display component; and according to the target offset, correcting an image to be displayed of the head-mounted display device.
A method and apparatus for dynamically adjusting the volume of an intelligent wearable device and the intelligent wearable device. The method comprises: obtaining an average heart rate of a wearer (S110); determining the current heart rate state of the wearer according to the average heart rate of the wearer (S120); and adjusting a power amplifier gain of a loudspeaker of an intelligent wearable device according to the current heart rate state of the wearer, such that the dynamic adjustment of the volume of the intelligent wearable device is achieved (S130). The method can dynamically adjust the volume in real time according to the current heart rate state of the wearer without manual participation of the wearer, can enrich the volume adjusting means, can be suitable for more use scenes, and can greatly improve the use experience of a user.
The present application provides an image optimization method, apparatus and system for an augmented reality device, and an electronic device, and relates to the technical field of image processing of the augmented reality device. The method comprises: obtaining acceleration data of the augmented reality device; determining motion state information of a wearer of the augmented reality device according to the acceleration data, wherein the motion state information comprises that the wearer is in a head rotating state or a head static state; in a case that the wearer is in the head rotating state, obtaining a target acceleration of the augmented reality device; and compensating for an image to be displayed of the augmented reality device according to the target acceleration.
Disclosed in the present application are a motor-based vibration sense adjustment method and device, and a computer-readable storage medium. The method comprises the following steps: performing displacement prediction on a motor by frequency band according to a received audio signal, so as to obtain a predicted displacement; compressing and limiting the predicted displacement; and synthesizing a driving voltage according to the predicted displacement which has been compressed and limited and model parameters of the motor. By means of the present application, the richness of the vibration of a linear resonant actuator is guaranteed, a vibration sense is improved, and it can also be ensured that the linear resonant actuator vibrates within an allowed maximum space range, thereby avoiding damage to the motor, the occurrence of noise, etc.
Disclosed in the embodiments of the present application are a sound production device and an electronic device. The sound production device comprises a magnetic circuit system, a vibration system and a housing, wherein the magnetic circuit system is provided with a magnetic gap; the vibration system comprises a conductive diaphragm, a conductive support chip, and a voice coil, which is used for driving the conductive diaphragm to vibrate; the conductive support chip is arranged on the side of the conductive diaphragm that faces the voice coil; one end of the voice coil is connected to the conductive support chip, and the other end of the voice coil is suspended in the magnetic gap; a first conductive structure is provided on the conductive support chip; a second conductive structure is provided on the conductive diaphragm; a voice coil lead of the voice coil is electrically connected to the second conductive structure by means of the first conductive structure; the conductive diaphragm is arranged on the housing; a third conductive structure is provided on the housing; and the second conductive structure is electrically connected to an external circuit by means of the third conductive structure. By means of the embodiments of the present application, a new power supply mode is provided for the voice coil in the sound production device, such that a defect caused by direct electrical connection between an existing diaphragm and a voice coil can be effectively overcome.
A regulation and control method and apparatus for a VR device, and a VR device, a system and a storage medium. The method comprises: respectively performing fitting to acquire a first correlation and a second correlation on the basis of a plurality of pre-acquired data groups (S10); acquiring the current lens spacing, and acquiring a first field of view according to the first correlation (S20), wherein the first field of view is a field of view corresponding to the current lens spacing; adjusting the field of view of a rendered scene to be equal to the first field of view (S30); and acquiring a first visible area according to the second correlation, and adjusting a display area of a display screen to be completely within the first visible area (S40). The regulation and control method for a VR device solves the problem existing in the prior art of an edge portion of a display area being fuzzy or invisible caused by the display area being greater than a visible area, such that the content of the display area can be completely presented in the visible area, thereby achieving the optimal display effect.
Disclosed are a glasses temple assembly and glasses. The glasses temple assembly comprises: a connecting module comprising a connecting arm; and a glasses temple comprising a connecting seat, the connecting seat being provided with an inserting hole allowing for inserting and fixing of the connecting arm, the connecting seat and/or the connecting arm being of a deformable structure, and under the action of external force, the connecting arm and the connecting seat being capable of generating relative deformation so that the state between the inserting hole and the connecting arm is switched from a tight fit state to a loose fit state. According to the technical solution of the present invention, a detachable structure between the connecting module and the glasses temple can be simplified, thereby improving the convenience of disassembling and assembling the glasses temple.
The present application provides a broadband vibration device and a control method therefor. The method comprises: obtaining frequency characteristics of a broadband vibration device, a pulse vibration waveform digital sequence, a target broadband signal, and target information; setting a first resonant frequency band of the broadband vibration device as a broadband, and a resonant frequency point of a second resonant frequency band of the broadband vibration device as a pulse frequency point according to the frequency characteristic of the broadband vibration device; generating a broadband vibration signal according to the target broadband signal and the broadband; constructing, according to the pulse vibration waveform digital sequence and the pulse frequency point, a pulse vibration waveform library corresponding to the pulse vibration waveform digital sequence; selecting a pulse vibration waveform corresponding to the target information from the pulse vibration waveform library to generate a pulse vibration signal; and driving the broadband vibration device according to the broadband vibration signal and the pulse vibration signal. Compared with the prior art, rich broadband vibration feedback and strong and clear pulse vibration experience can be realized at the same time.
H02N 2/02 - Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners
An antenna structure and an electronic wearable device are provided. The antenna structure includes an antenna element, a grounding plate and a grounded element. The grounded element is electrically connected to the grounding plate to ground. The antenna element is mounted to the grounding plate, and is configured to transmit and receive wireless signals in a first wavelength band of a first wireless communication standard, and couple with the grounded element to transmit and receive wireless signals in a second wavelength band of a second wireless communication standard, where the first wavelength band is different from the second wavelength band.
Disclosed in the present invention are a loudspeaker module and an outdoor fixed audio device. The loudspeaker module comprises: a loudspeaker assembly (100); a housing (200), the housing (200) being provided with a loudspeaker accommodating cavity and a sound outlet communicated with the loudspeaker accommodating cavity, and the loudspeaker assembly (100) being fixed in the loudspeaker accommodating cavity; and a first metal mesh (310) and a second metal mesh (320), the first metal mesh (310) and the second metal mesh (320) covering the sound outlet, one end of the first metal mesh (310) and one end of the second metal mesh (320) being electrically connected, and the other end of the first metal mesh (310) and the other end of the second metal mesh (320) respectively receiving electric energy having opposite phases. The present invention solves the problem that water stains remaining on the metal meshes hinder the sound production of a loudspeaker, and even the loudspeaker is caused to fail.
An actuator vibration control method and apparatus, and a computer device and a storage medium. The method comprises: acquiring an audio signal and feature data of an actuator, wherein the audio signal is an audio signal for driving the actuator, and the feature data comprises a bandwidth of a frequency sweeping characteristic of the actuator and a sound-production frequency band of the actuator; on the basis of the feature data, performing low-pass filtering and high-pass filtering on the audio signal, so as to obtain a preliminary acceleration; enhancing the amplitude of the preliminary acceleration, so as to obtain a target acceleration; on the basis of the target acceleration, determining a driving voltage corresponding to the target acceleration; and performing power amplification on the driving voltage, so as to drive the actuator to generate vibration sensing feedback. By means of the method, the vibration sensing experience of broadband vibration can be enhanced, and the technical problem of actuator sound production is also avoided.
H02P 7/025 - Arrangements for regulating or controlling the speed or torque of electric DC motors the DC motors being of the linear type the DC motors being of the moving coil type, e.g. voice coil motors
Disclosed in the present invention is a photographing system, comprising a front photographing part provided on the upper surface of a device body, a cover body rotatably provided on the upper surface of the device body and used for exposing the front photographing part when rotating in place, and a display screen provided on the upper surface of the cover body and in signal connection to the front photographing part and used for displaying the real-time photographed content of the front photographing part. Therefore, according to the photographing system provided by the present invention, the photographing and video recording functions of the smart wearable device are realized mainly by means of the front photographing part, when photographing and video recording are needed, a user only needs to rotate the cover body to expose the front photographing part, and meanwhile, an image acquired by the front photographing part can be checked in real time by means of the display screen. Compared with the prior art, the smart wearable device can independently achieve the photographing and video recording functions without the help of other electronic products such as a mobile phone, and the photographing and video recording operations are greatly simplified, and the user experience is improved. Also disclosed in the present invention is a smart wearable device, and the beneficial effects thereof are as described above.
Disclosed in the present invention is a photographing system, which is applied to a smart wrist-worn device. The photographing system comprises a sliding sleeve slidably inserted into a side wall of a device main body; a key arranged at an outer end of the sliding sleeve to allow operations; a photographing component embedded in the sliding sleeve; and a display screen, which is arranged on the device main body and is in signal connection with the photographing component. In this way, when there is a need for photographing and video recording, the sliding sleeve only needs to slide to the outside of the side wall of the device main body to expose the photographing component, and the photographed content of the photographing component can be viewed in real time by means of the display screen. By means of the present invention, on the basis of not affecting a preset function of the key, a smart wrist-worn device can independently achieve photographing and video recording functions without the assistance of other electronic products such as a mobile phone. Moreover, the operations of photographing and video recording are greatly simplified, thereby improving user experience. In addition, the hidden design of the photographing component is achieved, which is beneficial for protecting a user's privacy, and avoids an extra increase in the volume of the device main body. Further disclosed in the present invention is a smart wrist-worn device, which has said beneficial effects.
Disclosed in the present invention are an exercise data collection device, method and apparatus, and a wearable device. The exercise data collection device comprises: a fixed portion, which is used for being fixed to a part, to be subjected to detection, of a moving object; and a collector, which is movably mounted on the fixed portion, wherein the collector comprises a processor, a detection pin group, which is connected to the processor, and a first identification position, which is arranged on a surface of the collector and corresponds to the position of the detection pin group; the fixed portion is provided with a plurality of probe groups, and a plurality of second identification positions, which are arranged corresponding to the positions of the probe groups on a one-to-one basis; after the collector is mounted on the fixed portion, when the detection pin group is connected to different probe groups, different detection signals are detected; and the processor is used for acquiring the current detection signal, which is detected by the detection pin group, determining a target exercise type according to the current detection signal and a pre-established correspondence between an exercise type and a detection signal, and collecting exercise data corresponding to the target exercise type. The present invention has a wide application range and flexible usage, and provides convenience for a user.
A battery charging control method. The battery charging control method comprises: if a power supply apparatus enters a constant-current charging state, obtaining the battery temperature of a battery in the power supply apparatus (S101); determining a target charging current corresponding to the battery according to the battery temperature, and setting the battery having the highest charging priority as a target battery (S102), wherein the target charging current is positively correlated with the charging priority; and performing constant-current charging on the target battery (S103). According to the method, the battery having the maximum charging current in the power supply apparatus is charged, such that the charging efficiency of the battery can be improved.
Disclosed are a proximity sensor, a method for sensing proximity of a wireless device to a body part of a user, and a wireless device. The proximity sensor includes an antenna electrode and detecting circuitry. The antenna electrode serves as at least a part of an antenna of the wireless device. The detecting circuitry is electrically coupled to the antenna electrode, and is configured to detect an electrical parameter of the antenna electrode and output an operating signal based on the electrical parameter. A distance between the antenna electrode and a body part of a user is capable to be determined based on the operating signal. Miniaturization of the wireless device can be significantly improved, and power consumption of the wireless device can be reduced due to the non-emissive detection.
A VR scene switching method, which is applied to a VR head-mounted device. The VR head-mounted device is provided with a camera. The VR scene switching method comprises: collecting a real-environment picture by using a camera, and according to the real-environment picture, generating real-scene content to which a scene-switching element is added (S101); displaying the real-scene content on a display screen of a VR head-mounted device (S102); determining whether a control instruction for entering a virtual scene is received (S103); if so, displaying a cutscene on the display screen of the VR head-mounted device (S104); and displaying virtual-scene content on the display screen of the VR head-mounted device (S105). By means of the method, the consumption of computing resources of a VR device can be reduced, thereby improving the running efficiency. Correspondingly, a VR scene switching apparatus, a storage medium and a VR head-mounted device are also provided, which also have the above beneficial effects.
A film removing device (1000). The film removing device (1000) comprises: a machine base, a fixing tool (1), a positioning tool (2), and a film removing apparatus (3). The machine base is provided with a film removing station, and the fixing tool (1) is provided with fixing stations (11) used for fixing products (3000) to be subjected to film removal; the positioning tool (2) is provided with positioning portions (21) disposed corresponding to the fixing stations (11); the film removing apparatus (3) comprises a main body portion (31) and a film removing portion (32), the film removing portion (32) being movably disposed so as to move to the film removing station to pick up a film (2000) and to move away from the film removing station to remove the film, and the film removing portion (32) being provided with fitting portions (321); when the positioning tool (2) is located at the film removing station, the fitting portions (321) fit with the positioning portions (21). According to the film removing device (1000), the positioning portions (21) are used as a reference, the mounting position of the film removing portion (32) is quickly and accurately adjusted, and the time for calibration and adjustment of the film removing device (1000) is reduced, such that the stability of film removal is better than that of manual calibration, and the working efficiency is also improved.
Film tearing equipment (100), comprising a machine base (1), a fixing tool (2), a transfer apparatus, and a film tearing apparatus (4). The machine base (1) is provided with a film tearing station (1a); the fixing tool (2) is provided with a fixing station (2a) for fixing a product to be subjected to film tearing; the transfer apparatus is used for transferring the fixing tool (2) to the film tearing station (1a); the film tearing apparatus (4) corresponds to the film tearing station (1a), and comprises a mounting portion (41) and a clamping jaw mechanism (42) provided on the mounting portion (41); the mounting portion (41) is movably arranged and has a feeding stroke of moving to the film tearing station (1a) and a film tearing stroke of obliquely moving upwards and gradually away from the film tearing station (1a); the clamping jaw mechanism (42) comprises a first clamping portion (421) and a second clamping portion (422) that are oppositely arranged; and the first clamping portion (421) and the second clamping portion (422) can be movably arranged relative to each other so as to have a film clamping stroke that the first clamping portion and the second clamping portion are close to each other. The equipment is good in mechanical operation reliability and saves labor costs; and in the whole film tearing process, a product does not need to be taken out from the fixing tool (2), such that the stability of film tearing is good.
Disclosed in some embodiments of the present application are an electronic device control method and apparatus, and an electronic device and a readable storage medium. The method comprises: acquiring the current temperature of an electronic device and the current speech signal collected by a microphone provided in the electronic device; determining a target rotation speed of a fan of the electronic device according to the current speech signal and the current temperature; and according to the target rotation speed, controlling the fan to rotate.
G10L 25/51 - Speech or voice analysis techniques not restricted to a single one of groups specially adapted for particular use for comparison or discrimination
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
F04D 29/66 - Combating cavitation, whirls, noise, vibration, or the like; Balancing
A wrist-worn device, and an air pressure adjustment method, apparatus and system therefor. The method comprises: controlling a loudspeaker of a wrist-worn device to emit a first sound (S110); receiving a sound signal, which is picked up by a microphone, and analyzing the sound signal to obtain a corresponding amplitude value (S120); determining whether the amplitude value is smaller than a preset amplitude threshold value (S130); and if so, performing pressure relief processing on a rear cavity of the loudspeaker (S140), so that the air pressure balance in the rear cavity of the loudspeaker is maintained, thus ensuring that the loudspeaker can operate normally, thereby facilitating an improvement in the usage experience of a user.
A screen brightness adjustment method and apparatus (800) for a head-mounted display device, and a head-mounted display device (1000). The method comprises: acquiring the current ambient brightness information and the current pupil information of a wearer of a head-mounted display device (1000) (S5100); determining a target screen brightness value according to the current ambient brightness information and the current pupil information (S5200); and adjusting the screen brightness according to the target screen brightness value (S5300).
A wireless electronic device, comprising an electrode, communication circuitry, and charging circuitry. The electrode is disposed at a housing of the wireless electronic device, is configured to serve as at least the part of an antenna and connect a power source electrically. The communication circuitry is electrically connected to the electrode, and is configured to transmit or receive wireless signals via the antenna. The charging circuitry is electrically connected between the electrode and a battery, and is configured to charge the battery by using the power source. That is, the electrode for charging the battery is reused in the antenna, and hence it is not necessary to provide separate spaces for both a dedicated antenna and a dedicated charging electrode within the housing of the wireless electronic device. Accordingly, the wireless electronic device can be downscaled, which improves its compactness and portability.
The present application discloses a photographing function control method, applied to an AR device and comprising: if a photographing function calling instruction is received, starting a photographing apparatus of the AR device; setting a display state of the AR device to be a non-preview state, wherein currently displayed content of the AR device does not comprise photographing preview content in the non-preview state; determining whether a photographing instruction is received; and if yes, controlling the photographing apparatus to execute an operation corresponding to the photographing instruction. The present application can reduce the power consumption of the photographing function of the AR device, and improve the endurance. The present application further discloses a photographing function control apparatus, a storage medium and an AR device, which have the described beneficial effects.
The present application relates to the technical field of augmented reality (AR), and in particular, to a photographing method of an AR device and the AR device. The AR device comprises an eyeball tracking camera and a photographing camera. The photographing method comprises: the eyeball tracking camera photographing an eye photo of a user; the AR device obtaining the current gaze focus area of the eyes of the user according to the eye photo; and controlling the photographing camera to photograph the current picture according to the current gaze focus area, wherein the current picture corresponds to the current gaze focus area. The present application omits a picture preview process, saves overheads caused by computing resources, power consumption, a memory, and the like, and improves the experience of users.
Disclosed in some embodiments of the present application are a display method, a display device, and a computer-readable storage medium. The display method is applied to the display device, and the display device comprises a first camera unit. The display method comprises: detecting that a target display mode of the display device is an AR display mode or a VR display mode; when the target display mode is the VR display mode, obtaining first physical model data stored in a cache unit of the display device, and determining, according to the first physical model data, relative position information between the display device and an environment where the display device is located, the first physical model data being collected by the first camera unit; and generating and playing a VR display picture according to the relative position information and virtual model data stored in the cache unit, the VR display picture being a virtual picture on which a virtual model is generated. The present application aims to avoid the situation that a user can only experience a VR mode when wearing a VR device, and thus user experience is limited.
Provided in the present invention is an intelligent security and protection control method, which is applied to an intelligent security and protection device, wherein the intelligent security and protection device comprises a loudspeaker module. The intelligent security and protection control method comprises: detecting whether a person enters an area to be subjected to detection; when it is determined that a person enters said area, collecting a behavioral state of the person in said area, and generating corresponding behavioral state information; and when it is determined, according to the behavioral state information, that the person in said area has the intention of making a call, controlling a loudspeaker module to be enabled. By means of the present invention, the power consumption of an intelligent security and protection device is effectively reduced.
Disclosed in some embodiments of the present application are a far-field silencing method, apparatus and system for a head-mounted device, which are applied to a head-mounted device. The head-mounted device comprises a first loudspeaker and a second loudspeaker, and further comprises a monitoring microphone. The method comprises: during a working process of a first loudspeaker and a second loudspeaker, receiving a monitoring sound signal which is picked up by a monitoring microphone; determining whether the monitoring sound signal satisfies a preset requirement, and if so, the method ending, and if not, determining the current first target compensation signal and the current second target compensation signal from preset compensation signals; and compensating for the first loudspeaker by using the first target compensation signal, compensating for the second loudspeaker by using the second target compensation signal, and returning to the step of receiving the monitoring sound signal which is picked up by the monitoring microphone. By means of the present application, the far-field silencing effect can be improved in use, thereby improving the user experience.
H04R 1/34 - Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
H04R 3/02 - Circuits for transducers for preventing acoustic reaction
51.
PRESSURE MEASUREMENT METHOD, AND ELECTRONIC DEVICE AND COMPUTER-READABLE STORAGE MEDIUM
Disclosed in the present invention is a pressure measurement method. The method comprises: transmitting an ultrasonic signal to a target area, and receiving a reflected signal corresponding to the ultrasonic signal, wherein the reflected signal is a signal formed by reflecting the ultrasonic signal by means of a contact action on the target area; determining a signal characteristic value of the reflected signal; and according to the signal characteristic value, determining the value of target pressure applied to the target area by the contact action. Further disclosed in the present invention are an electronic device and a computer-readable storage medium. The present invention aims to avoid the influence of the deformation performance of a shell material on the pressure measurement of an electronic device, so as to improve the accuracy of the pressure measurement of the electronic device.
A hinge module (10) and glasses. The hinge module (10) comprises: a first connecting assembly (11) and a second connecting assembly (12), which is rotatably connected to the first connecting assembly (11), wherein the second connecting assembly (12) comprises an outward-turning elastic member (121), and the second connecting assembly (12) has an open state relative to the first connecting assembly (11); and when the second connecting assembly (12) is turned outward from the open state, the outward-turning elastic member (121) can deform, so that the second connecting assembly (12) maintains a tendency to keep turning and resetting toward the open state. The glasses can adaptively adjust the wearing tightness, thereby improving the wearing comfort of a user.
Disclosed are a bending pressure maintaining unit and a product bending production line. The bending pressure maintaining unit comprises a first bending device provided on a first bending station, a second bending device provided on a second bending station, downward-pressing auxiliary bending devices corresponding to the first bending station and the second bending station, and a pressure maintaining device provided on a pressure maintaining station. Under the assistance of the downward-pressing auxiliary bending devices, the first bending device bends portions to be bent of multiple products in a first direction at the same time, the second bending device continues to bend the multiple bent portions that has been bent in the first direction in a second direction at the same time, and the first direction is perpendicular to the second direction; the pressure maintaining device performs pressure maintaining at the same time on all the bent portions which has been bent in the second direction. The product bending production line comprises a multi-station rotary table device, a product conveying device, a product feeding device, a product discharging device, and the bending pressure maintaining unit. The present invention can meet high requirements for a height, a position degree, consistency and the like after bending, and ensures the yield of products; moreover, the production efficiency is high, and the universality is high.
B21D 11/10 - Bending specially adapted to produce specific articles, e.g. leaf springs
B21D 11/22 - Auxiliary equipment, e.g. positioning devices
B21D 43/12 - Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by chains or belts
B21D 43/14 - Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by turning devices, e.g. turn-tables
54.
CONNECTING PIECE, HINGE MODULE, TEMPLE ASSEMBLY, AND EYEGLASSES
A connecting piece (223), a hinge module (22), a temple assembly (20), and eyeglasses (100). The connecting piece (223) is used for the eyeglasses (100); the eyeglasses (100) comprise an eyeglass frame (10) and temples (21); the connecting piece (223) comprises two fixing portions (2231) that are arranged opposite to each other and spaced apart from each other, and an elastic deformation portion (2232) connected between the two fixing portions (2231); and one of the fixing portions (2231) is used for being connected to the eyeglass frame (10), and the other of the fixing portions (2231) is used for being connected to each temple (21). The eyeglasses (100) can adaptively adjust the degree of tightness of wearing, and improves the wearing comfort of a user.
A pair of smart glasses and an image distance adjustment method therefor. The smart glasses comprise: a binocular display module (100), a binocular module holder (200), a visibility detection module (300), an image distance adjustment module (400), an image source module (500), and a display control module; the image distance adjustment module (400) maintains the image source module (500) above the binocular display module (100); the binocular display module (100) is arranged on the binocular module holder (200), and the binocular display module (100) and the image source module (500) constitute a display system of the smart glasses; the visibility detection module (300) detects the diopter of a user wearing the smart glasses; the display control module obtains a system image distance of the display system, determines a system image distance adjustment amount according to the diopter of the user and the system image distance, and controls, according to the system image distance adjustment amount, the image distance adjustment module (400) to adjust the distance between the image source module (500) and the binocular display module (100), until the system image distance adjustment amount is within a preset range. The smart glasses can implement automatic and high-precision image distance adjustment according to the diopter of different wearers, thus improving wearing comfort.
Augmented reality glasses, comprising: a main glasses frame (1), temples (2), which are arranged at ends of the main glasses frame (1), and an optical display assembly (3). The main glasses frame (1) comprises a left frame body (11), a right frame body (12), and a nose bridge (13), which is connected between the left frame body (11) and the right frame body (12). The optical display assembly (3) comprises an auxiliary glasses frame (31), optical display lenses (32), which are mounted on the auxiliary glasses frame (31), and optical machine modules, which are mounted on the auxiliary glasses frame (31) and correspond to the optical display lenses (32) on a one-to-one basis. The auxiliary glasses frame (31) comprises two lens mounting parts (311) and a connecting part (312), which is connected between the two lens mounting parts (311). The connecting part (312) is connected to the nose bridge (13), the lens mounting parts (311) are respectively located in the left frame body (11) and the right frame body (12), and avoidance gaps (4) are respectively formed between the inner peripheral surface of the left frame body (11) and the outer peripheral surface of a corresponding lens mounting part (311) and between the inner peripheral surface of the right frame body (12) and the outer peripheral surface of a corresponding lens mounting part (311). When the augmented reality glasses are worn, the relative positions of the optical machine display modules and optical waveguides remain unchanged, thereby ensuring the accuracy of optical imaging, and preventing the phenomenon of image offset or binocular incapability of image fusion. Therefore, the augmented reality glasses can meet the wearing and use requirements of different users.
A wearable device. The wearable device comprises a device body (100), a belt body, a connecting member (200), and limiting members (300); the connecting member (200) is provided with an annular inner wall (201); the device body (100) is detachably inserted into the annular inner wall (201); the belt body is connected to two opposite ends of the connecting member (200); one of the connecting member (100) and the device body (100) is provided with limiting slots (210), and the other one is provided with mounting slots (110); a slot opening of each mounting slot (110) is configured to face that of each limiting slot (210); the limiting members (300) are rotatably provided in the mounting slots (110) to provide locking positions and unlocking positions; each limiting member (300) is provided with a limiting protrusion (310) engaged with a corresponding limiting slot (210); at the locking positions, the limiting protrusions (310) are exposed from the slot openings of the mounting slots (110) and engaged with the limiting slots (210); and at the unlocking positions, the limiting protrusions (310) are separated from the limiting slots (210). Such a structure allows the belt body and the device body (100) to be conveniently and rapidly detached, and is particularly suitable for a wrist-worn device such as a smart watch.
A44C 5/14 - Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps characterised by the way of fastening to a wrist-watch or the like
58.
LOUDSPEAKER BOX CALIBRATION CONTROL METHOD AND APPARATUS, DEVICE, AND READABLE STORAGE MEDIUM
The present application discloses a loudspeaker box calibration control method and apparatus, a device, and a readable storage medium. The loudspeaker box calibration control method comprises: obtaining real-time IMU data of a loudspeaker box during a rotating calibration process, and determining, according to the real-time IMU data, whether the loudspeaker box undergoes an external force interference; if it is determined that the loudspeaker box undergoes an external force interference, controlling the loudspeaker box to stop the rotating calibration operation, and detecting whether a strength value corresponding to the external force interference is greater than a preset strength threshold; and if the strength value is greater than the preset strength threshold, controlling the loudspeaker box to restart from a calibration starting point of the loudspeaker box to perform the rotating calibration operation on an IMU module in the loudspeaker box. According to the present application, when performing the rotating calibration operation, even undergoing the external force interference, a loudspeaker box device can still maintain good calibration of the rotating control precision of the loudspeaker box.
Disclosed in the present application are a calibration control method, apparatus and device for a sound box, and a readable storage medium. The calibration control method for a sound box comprises: acquiring real-time IMU data of a sound box, and according to the real-time IMU data, determining whether the sound box is interfered with by an external force; if it is determined that the sound box is interfered with by the external force, measuring, when the interference of the external force is eliminated, the current posture inclination of the sound box, and comparing the current posture inclination with a pre-stored reference posture inclination, so as to obtain an inclination change value; and if the inclination change value is greater than a preset inclination threshold value, performing a rotation calibration operation on an IMU module in the sound box. In the present application, after being interfered with by an external force, a sound box can still maintain a good rotation control precision.
A glasses temple connection structure and a head-mounted display device. The glasses temple connection structure comprises: a glasses frame (10) provided with a first electronic component; glasses temples (20) provided with a second electronic component; and a connection assembly (30) comprising a conductive slip ring (310), the conductive slip ring (310) having a stator (311) and a rotor (312) which are relatively rotatably connected, one of the stator (311) and the rotor (312) being arranged on the glasses frame (10) and electrically connected to the first electronic component, and the other being arranged on the glasses temple (20) and electrically connected to the second electronic component. The glasses temple connection structure can avoid damage to an electrical connection structure when the glasses temple (20) is bent, thereby extending the service life of a head-mounted display device.
The present application provides a vibration signal generation method and apparatus, an electronic device, and a storage medium. The vibration signal generation method comprises: acquiring audio data; detecting first audio average energy in a first time period before the current moment and second audio average energy in a second time period, the first time period being smaller than the second time period; determining an audio energy relative increment of the first time period relative to the second time period according to the first audio average energy and the second audio average energy; and if the audio energy relative increment is greater than or equal to a preset threshold value, generating a preset vibration signal according to a preset rule. According to the present application, rhythm detection can be performed in real time, and vibration signals can be synchronously generated.
Disclosed in the present invention is a method for controlling a virtual reality device. The method comprises: when a state switching signal of a virtual reality device is detected, detecting a first speech signal; and when a target instruction corresponding to the state switching signal is present in the first speech signal, controlling the running of the virtual reality device according to the target instruction. Also disclosed in the present invention are a virtual reality device and a computer-readable storage medium. The present invention aims to improve the convenience of a user using a virtual reality device, thereby improving the user experience.
Disclosed in the present invention are a gesture recognition method and apparatus for a head-mounted display device, a head-mounted display device, and a computer readable storage medium. The method comprises: acquiring reflected wave data of a preset ultrasonic signal collected by microphones in a head-mounted display device; according to the reflected wave data, acquiring gesture motion state information in a target direction, wherein the target direction comprises a vertical direction and/or an arrangement direction of the microphones, and the gesture motion state information comprises motion direction information; and recognizing a target control gesture according to the gesture motion state information, wherein the target control gesture is a preset control gesture corresponding to the gesture motion state information. According to the present invention, a loudspeaker and microphones can be used to determine a gesture motion state of a user in a target direction according to an ultrasonic positioning principle, so as to recognize a control gesture of the user, thereby avoiding the use of a camera, greatly reducing the size of a head-mounted display device, and eliminating the effect of ambient light on gesture recognition.
Disclosed in the present invention are a head-mounted display device calibration method, apparatus, device and system, and a computer-readable storage medium. The method comprises: acquiring 3D point coordinates corresponding to a target calibration chart card image, wherein the target calibration chart card image comprises an image of a calibration chart card, and the target calibration chart card image is an image, which is captured by a positioning component when a preset image projected by a light machine under the angle of view of a wearer of a head-mounted display device onto the calibration chart card on a see-through display coincides with an actual calibration chart card; determining a correspondence between a projection coordinate system of the light machine and a coordinate system of the positioning component according to the 3D point coordinates; and calibrating the display content of the head-mounted display device according to the correspondence. In the present invention, by determining the correspondence between the projection coordinate system of the light machine and the coordinate system of the positioning component according to the acquired 3D point coordinates corresponding to the target calibration chart card image, the calibration data collection process is simplified, and calibration can be completed by means of just one alignment, thereby saving the calibration time.
Disclosed in the present application is a collision early warning method, which is applied to a head-mounted VR device. The method comprises: collecting environment information, and determining a safe area and an initial user position according to the environment information; acquiring position change information of a head-mounted VR device, and determining the current user position according to the position change information and the initial user position; determining whether the current user position is within the safe area; and if not, executing a collision early warning operation. By means of the present application, a VR user is prevented from colliding with an obstacle, without affecting the user experience. Also disclosed in the present application are a collision early warning apparatus, a storage medium and a head-mounted VR device, which have the beneficial effects.
A testing device (100), comprising a testing table (10), a testing mechanism (20), a moving mechanism (30), and a limiting member (40). The testing table (10) is used for fixing a circuit board to be tested; the testing mechanism (20) is disposed on one side of the testing table (10), and comprises at least one pair of detection assemblies (23), the detection assemblies (23) being electrically connected to a tester; the moving mechanism (30) is connected to the testing mechanism (20), and drives the testing mechanism (20) to move towards or away from the testing table (10) so that the detection assemblies (23) elastically abut against the circuit board to be tested; the limiting member (40) is connected to the testing mechanism (20), and when the testing mechanism (20) moves towards the testing table (10), the limiting member (40) abuts against the testing table (10) to limit the distance that the testing mechanism (20) moves relative to the testing table (10). The testing device (100) can improve the test quality.
An apparatus for testing the state of a glue path, and a test method therefor. The test method for testing the state of a glue path comprises the following steps: obtaining a three-dimensional (3D) space state image model of a 3D scanning glue path (S10); obtaining, according to the 3D space state image model of the glue path, state-related parameters of the glue path and a workpiece where the glue path is located (S20); and comparing the state-related parameters with domain values of an allowable parameter database, so as to obtain whether the glue path is qualified (S30). A 3D space state image model of a 3D scanning glue path is acquired first, so as to obtain an accurate and stable state of the glue path on a workpiece; and state-related parameters are obtained, and the obtained state-related parameters are then compared with domain values of an allowable parameter database, so as to obtain the deviation of the glue path. In this way, not only can the states of various types of glue paths be accurately and reliably detected, but testing can also be performed on a glue path of transparent glue, into which a fluorescent agent is forbidden to be added, or a glue path when applied glue and a glue carrier are in the same color and a workpiece is made of a transparent material.
Smart glasses and a pupillary distance adjustment method therefor. The smart glasses comprise: a binocular display module (100), a binocular module support (200), a pupillary distance measurement module (300), a pupillary distance adjustment module (400), an image source module (500), and a display control module. The binocular display module (100) is disposed on the binocular module support (200) and forms, with the image source module (500), a display system of the smart glasses. The pupillary distance measurement module (300) is used for measuring the pupillary distance of a user wearing the smart glasses and sending the pupillary distance of the user to the display control module. The display control module is used for acquiring a system pupillary distance of the display system, calculating a pupillary distance difference between the pupillary distance of the user and the system pupillary distance, and controlling, according to the pupillary distance difference, the pupillary distance adjustment module (400) to adjust a distance between a left screen (510) and a right screen (520) in the image source module (500) until the pupillary distance difference falls within a preset range. The smart glasses can realize automatic and high-precision pupillary distance adjustment according to the pupillary distances of different wearers.
Disclosed in the present application are a calibration and control method and apparatus for a sound box, and a device and a readable storage medium. The calibration and control method for a sound box comprises: acquiring real-time IMU data of a sound box, and determining, according to the real-time IMU data, whether the sound box is subjected to an external force; if it is determined that the sound box is subjected to an external force, detecting whether a force value corresponding to the external force is greater than a preset force threshold value; and if the force value is greater than the preset force threshold value, performing rotation and calibration operations on an IMU module in the sound box. The sound box device of the present application can still maintain good rotation and control precision after being subjected to an external force.
Disclosed in the present invention are a loudspeaker module and an outdoor audio device. The loudspeaker module comprises: a loudspeaker assembly; a housing, the housing being provided with a loudspeaker accommodating cavity and a sound outlet communicated with the loudspeaker accommodating cavity, and the loudspeaker assembly being fixed in the loudspeaker accommodating cavity; and a thermally-conductive acoustically-transparent mesh, the thermally-conductive acoustically-transparent mesh covering the sound outlet. The present invention solves the problem that the water stains left on a metal mesh hinder the sound production of the loudspeaker, causing the loudspeaker to fail.
A glasses adjustment system, glasses, and a glasses adjustment method, applied to the field of electronic control. The system comprises a shape memory alloy (13), a controller (11), an adjuster (10), and a driving circuit (12); the controller (11) is separately connected to the adjuster (10) and the driving circuit (12); the adjuster (10) acquires adjustment parameters of a lens and sends the adjustment parameters to the controller (11); and the controller (11) controls the magnitude of a current of the driving circuit (12) and/or the power-on time of the driving circuit (12) according to the adjustment parameters. The driving circuit (12) generates a current to flow through the shape memory alloy (13), and when the shape memory alloy (13) is stretched/contracted, the lens connected to the shape memory alloy (13) moves along the stretching/contracting direction. Compared with a solution of a stepping motor, first, the shape memory alloy (13) is used in the system, and has a smaller size than the stepping motor; second, in the system, a temperature change of the shape memory alloy (13) is controlled by means of the current, and no noise is generated; third, compared with the stepping motor, the use of the shape memory alloy (13) can achieve significantly improved control accuracy; and fourth, the power consumption of using the shape memory alloy (13) is lower than the power consumption of using the stepping motor.
Disclosed in the present invention is a control method for a multidimensional vibration device. The method comprises: setting a changing curve of the voltage amplitude of each resonant frequency of each motor changing over time; constructing, on the basis of the resonant frequencies of each motor, a driving voltage family corresponding to the motor, the driving voltage family comprising a sine driving voltage family and/or a cosine driving voltage family; performing linear superposition on the driving voltage family of each motor, respectively, so as to obtain corresponding driving voltages; and on the basis of the driving voltages, driving each motor by a power amplifying circuit to generate corresponding vibration. By means of the control method for multidimensional vibration and the multidimensional vibration device corresponding to the control method provided in embodiments of the present application, the restoration of a vibration vector in the direction of any axis of a three-dimensional space can be realized, and multidimensional vibration feedback can be implemented by controlling changes in the vibration vector in real time, thereby improving the vibration experience.
Disclosed in some embodiments of the present application is a loudspeaker and motor combined structure, comprising a front cover and a rear housing. The front cover and the rear housing form an accommodating cavity, a frame is provided in the accommodating cavity and divides the accommodating cavity into a first chamber and a second chamber, and a first through hole for communicating the first chamber and the second chamber is formed in the frame. A loudspeaker is provided in the first chamber, a motor is provided in the second chamber, and electric signals independently access the loudspeaker and the motor. In the present application, the motor and the loudspeaker are arranged in the accommodating cavity together, such that the motor and the loudspeaker are integrated, thereby achieving the effect of saving the internal space of an electronic product. By independently accessing the electric signals into the motor and the loudspeaker, it is convenient for a user to select working modes of the motor and the loudspeaker according to different usage scenarios of the electronic product. Spaces where the motor and the space are respectively located are communicated by means of the first through hole in the frame, such that when the loudspeaker and the motor both work, the effect of mutually enhancing vibration is achieved by controlling the vibration directions of the loudspeaker and the motor to be synchronous, the volume of the loudspeaker is increased, and the vibration sensation of the motor is enhanced.
The present application relates to the technical field of smart wearable products, and discloses a waterproof button structure and a wearable device. The wearable device is provided with a button hole; the waterproof button structure comprises a mounting sleeve, a button, and a first sealing ring; the mounting sleeve is inserted into the button hole; the mounting sleeve is provided with a through hole; the button is inserted into the through hole and can move in the axial direction of the through hole or rotate relative to the mounting sleeve; the outer wall of the button is provided with a first conical surface in the circumferential direction of the button; the outer peripheral wall of the first sealing ring is connected to the hole wall of the through hole; the first sealing ring is sleeved on the periphery of the button; the inner wall of the first sealing ring is provided with a second conical surface in the circumferential direction of the first sealing ring; the second conical surface at least partially abuts against the first conical face for limitation. The waterproof button structure provided by the present application has higher waterproof reliability.
An electronic wearable device and an antenna structure. The electronic wearable device includes a portion, an antenna structure, and a communication chip. The antenna structure is disposed in the portion or located at a surface of the portion, and includes an antenna element, an isolating element, and a ground element. The antenna element is configured to transmit or receive a signal carried by electromagnetic waves in a wavelength band of a wireless communication standard. The antenna element and the isolating element are electrically connected to a connector. The isolating element is electrically connected a ground of the electronic wearable device via the ground element. The isolating element is configured to confine at least a part of an oscillating current to the antenna structure, where the oscillating current flows from the connector toward the ground element. The communication chip electrically connected to the antenna structure is configured to process the signal.
A multi-element assembly, an electronic device including the same and a method for controlling the same. The multi-element assembly includes a first electrode and a second electrode. The first electrode and the second electrode are connected to each other via a first type of coupling device. The first electrode is connected to a first type of port via a first type of coupling device. The second electrode is connected to a second type of port via a second type of coupling device. The first type of coupling device is configured to pass high frequency signals and block low frequency signals. The second type of coupling device is configured to pass low frequency signals and block high frequency signals.
Disclosed are a sound production device, a calibration method for a sound production device, and a sound production module. The sound production device comprises two sound production modules; each sound production module comprises a cavity, a sound production unit, and an adjusting device; the sound production unit is arranged in the cavity and partitions the cavity into a front cavity and a rear cavity; the adjusting device comprises an adjusting plate and a driving part; one end of the adjusting plate is rotatably mounted on an inner wall of the rear cavity; and the driving part drives the adjusting plate to move so as to adjust the effective volume of the rear cavity. In the sound production device of the present invention, the peak frequency of one of the sound production modules can be adjusted correspondingly by changing the position of the adjusting plate in the sound production module, so as to cause a difference between frequency response parameters of the two sound production modules to be within a preset range, such that the two sound production modules are more consistent, thereby achieving a good far-field sound elimination effect.
A magnesium lithium-aluminum composite material structure and an electronic device. The magnesium lithium-aluminum composite material structure comprises a magnesium lithium alloy layer, an aluminum alloy layer, and a metal layer provided between the magnesium lithium alloy layer and the aluminum alloy layer. The magnesium lithium alloy layer and the aluminum alloy layer form the magnesium lithium-aluminum composite material structure by means of metallurgical bonding, wherein the distribution concentration of an aluminum element in the metal layer is lower than the distribution concentration of an aluminum element in the aluminum alloy layer, and the composite density of the magnesium lithium-aluminum composite material structure is no higher than 1.8 g/cm3 and the elongation rate thereof is higher than 20%. The magnesium lithium alloy layer and the aluminum alloy layer form a magnesium lithium-aluminum composite material structure by means of metallurgical bonding; and the material structure, in one aspect, has a low density and a light weight, and in another aspect, relative to mechanical bonding, has a greatly improved plastic deformation ability, and may be stamped or forged so as to fabricate required exterior components having a desired shape.
Disclosed in the present invention is a charging dock, comprising: a support portion having a first side portion and a second side portion opposite each other; and a charging portion provided with a charging structure for charging an electronic device, wherein the charging portion is rotatably mounted on the first side portion, the axis of rotation of the charging portion being inclined relative to the distribution direction of the first side portion and the second side portion, so that the charging dock has a lay-flat charging state in which the charging portion is unfolded relative to the support portion, and a stand-type charging state in which the charging portion is inclined relative to the support portion. According to the technical solution of the present invention, the compatibility of the charging dock for charging different wrist-worn devices can be improved.
The present application relates to the technical field of display. Disclosed are a screen display method and apparatus, and a medium. The screen display method provided in the present application comprises: receiving information to be displayed on a screen; determining whether a buffer memory required for displaying said information is greater than a preset buffer memory; if not, controlling the screen to display said information; and if so, same indicating that a buffer required for displaying said information is too large at this moment, and controlling the screen to select a display strategy for reducing an occupied buffer memory, so as to display said information. The size of a buffer occupied by information to be displayed is reduced, such that said information can be stored in the buffer, so as to be displayed on a screen, thereby avoiding the occurrence of a problem with a display result that is caused by still displaying said information when the buffer is insufficient. In addition, further provided in the present application are a screen display apparatus and a computer-readable storage medium, which comprise the screen display method, the effect of which is as stated above.
A wearable device, comprising: a device main body (100); an annular connector (200) detachably sleeved outside the device main body (100), an inner side of the annular connector (200) being provided with a mounting slot (210); a strap body connected to an outer side of the annular connector (200); and a limiting member (110) provided at a side portion of the device main body (100), wherein the limiting member (110) has a portion that can protrude from an outer side of the device main body (100), such that the limiting member (110) can be clamped in the mounting slot (210); and at least the portion between the mounting slot (210) and one end face of the annular connector (200) can elastically deform, or the limiting member (110) can elastically extend or retract relative to the device main body (100), such that the limiting member (110) can move into and out of the mounting slot (210). The strap body and the device main body (100) of the wearable device can be assembled or disassembled quickly and conveniently.
A44C 5/14 - Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps characterised by the way of fastening to a wrist-watch or the like
A pre-bending device (100), used for bending an eartip package piece (90). The pre-bending device (100) comprises a machine rack (10), a pressing mechanism (20) and a suction mechanism (30), wherein the machine rack (10) is provided with a bending working position (11), and the eartip package piece (90) is pre-fixed at the bending working position (11); the pressing mechanism (20) is movably arranged in the machine rack (10), the pressing mechanism (20) moves towards the bending working position (11) to press and fix the eartip package piece (90); and the suction mechanism (20) is movably arranged in the machine rack (10), and the suction mechanism (20) can move towards the bending working position (11) to suction a buckling tongue (911) of the eartip package piece (90) and drive the buckling tongue (911) to move away from the bending working position (11), such that the buckling tongue (911) is bent relative to a buckling plate (91) of the eartip package piece (90) to form a crease. The pre-bending device (100) aims to pre-bend the buckling tongue (911) of the eartip package piece (90) to form the crease of the buckling tongue (911) and the buckling plate (91), so as to improve the buckling efficiency of the eartip package piece (90), thereby improving the assembly efficiency of an eartip and an earphone clip.
A mold (100) and a horizontal injection molding machine. The mold is applied to the horizontal injection molding machine. The mold (100) comprises a moving mold assembly (1) and a fixed mold assembly (2). The moving mold assembly (1) comprises a front mold plate (11) and a female mold core (12) that are movably connected to each other, the front mold plate (11) being provided with an injection molding hole (111), the female mold core (12) being provided with a press fitting surface (121), and the axis direction of the injection molding hole (111) being arranged parallel to the press fitting surface (121); the fixed mold assembly (2) comprises a rear mold plate (21) and a male mold core (22) that are connected to each other, the male mold core (22) being provided with a bearing surface (221), the bearing surface (221) being provided with an insertion hole (2211), and the insertion hole (2211) being used for placing an insert. When the front mold plate (11) and the rear mold plate (21) of the mold (100) are closed, the press fitting surface (121) directly faces the bearing surface (221) and they enclose to form a mold cavity, so that the injection molding hole (111) is communicated with the mold cavity, and the axis direction of the injection molding hole (111) is arranged parallel to the bearing surface (221); the insert is located in the mold cavity, and the mold cavity is used for injection molding to form a product. Thus, the stability of mounting the insert to the mold (100) is improved, and the product yield and production efficiency are improved.
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
A temple component and a frame component of a head-mounted display apparatus, a control method and apparatus for a head-mounted display apparatus, and a head-mounted display apparatus. The temple component comprises: a main board module (11), an encoding and decoding module (12), a first optical transceiver module (13), a first optical fiber (14), a first power supply module (15) and a first power supply contact (16). Data transmission between the temple component and the frame component of the head-mounted display apparatus is realized by using optical fiber technology, and electrical energy transmission between the temple component and the frame component is realized in a contact power-supply manner, thereby avoiding signal attenuation caused by the bending of an FPC or other wires, improving reliability and prolonging the service life. Thus, the use condition of the head-mounted display apparatus can be determined by means of contact power-supply testing, thereby realizing the automatic switching on and off of the head-mounted display apparatus, and improving the user experience. Moreover, the temple component and the frame component can be assembled together after being assembled in a split manner, such that the head-mounted display apparatus can be assembled more conveniently, thereby improving the yield of product production.
A wearable device comprises a device body (100) and a belt body (200), and further comprises: a detection sensor (700), the detection sensor (700) being provided on at least one of the device body (100) and the belt body (200), and the detection sensor (700) at least being used to acquire blood pressure data of a user; a shape memory alloy component (400), the shape memory alloy component (400) being connected between the device body (100) and the belt body (200), and capable of pulling the belt body (200) to move toward the device body (100); a driving assembly, used to supply power to the shape memory alloy component (400) according to a target current value; and a main controller, used to send a detection instruction to the driving assembly and acquire detection data of the detection sensor (700). The wearable device uses the principle of a shape memory alloy component (400) deforming when a temperature changes, and by means of supplying power to the shape memory alloy component (400), using its own generated heat to cause a change in shape and drive a belt body (200) to move, such that the belt body (200) can apply pressure to a user, ensuring a detection condition of the detection sensor (700) is satisfied; the structure is simple, miniaturization can be achieved, and reliability is high.
A working 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: obtaining physiological sign signals collected by a sensor in the current wearable device, the physiological sign signals at least comprising temperature signals (S11); determining whether the physiological sign signals satisfy a first preset condition, wherein the first preset condition at least comprises that an absolute value of a temperature difference value corresponding to adjacent two temperature signals is greater than a first threshold (S12); and if yes, controlling the working mode of the current wearable device to be a low power consumption mode (S13). According to the control method, the working mode of the current wearable device is controlled by changing software, and judgement is performed by using a temperature difference value judgment mode, and thus, the present application can avoid the problem of misjudgment caused by using a temperature threshold, not only increases the endurance time of the wearable device, but also avoids the change of hardware and reduces the risk of misjudgment, and improves the experience effect of a user.
The present invention belongs to the technical field of linear resonant actuators. Disclosed are a control method and apparatus for a linear resonant actuator, and a device and a medium. The method comprises: acquiring the current vibrator speed of a linear resonant actuator, a driving voltage and a response time to a target acceleration; obtaining a damping adjustment coefficient on the basis of the response time and hardware parameters of the linear resonant actuator; obtaining a target compensation voltage on the basis of the current vibrator speed and the damping adjustment coefficient; obtaining an actual driving voltage on the basis of the driving voltage and the target compensation voltage; and on the basis of the actual driving voltage, controlling the linear resonant actuator to vibrate. By means of the control method of the present invention, the response time to an acceleration of a linear resonant actuator can be accurately adjusted.
The present invention relates to the technical field of electronic devices. Specifically disclosed are an operating apparatus and a gamepad. The operating apparatus comprises a main body and a trigger button; the trigger button is rotatably connected to the main body; a linear vibration motor is provided on the trigger button; the vibration direction of a vibrator of the linear vibration motor is the same as the movement direction or rotation tangential direction of the trigger button so as to output a force to the trigger button. According to the present invention, the linear vibration motor is provided on the trigger button, and when the trigger button moves, the linear vibration motor can directly output, by means of the movement of the vibrator, a force to a human body coupled with the trigger button, such that the hysteresis caused by using a transmission apparatus is avoided, and the game experience is improved.
A63F 13/218 - Input arrangements for video game devices characterised by their sensors, purposes or types using pressure sensors, e.g. generating a signal proportional to the pressure applied by the player
A63F 13/24 - Constructional details thereof, e.g. game controllers with detachable joystick handles
A wearable device, comprising: a device body (10) and a belt body (20); a first mounting recess (110) provided at an end part of the device body (10), the depth direction of the first mounting recess (110) being parallel with or at an acute angle with the thickness direction of the device body (10); and a plug-in member (30) provided at an end part of the belt body (20), the plug-in member (30) being inserted and engaged in the first mounting recess (110), such that the belt body (20) can be locked to the device body (10). The wearable device aims to improve the connection stability between the belt body (20) and the device body (10).
A44C 5/14 - Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps characterised by the way of fastening to a wrist-watch or the like
90.
AUDIO OUTPUT CONTROL METHOD AND SYSTEM, AND RELATED ASSEMBLIES
Disclosed in the present application are an audio output control method and system, and a head-mounted device and a computer-readable storage medium. The audio output control method comprises: acquiring an initial audio signal of a virtual sound source in the current environment where a head-mounted device is located; calculating a phase modulation parameter on the basis of the current head contour parameter of a wearer of the head-mounted device; calculating an amplitude modulation parameter on the basis of the position of the virtual sound source relative to the head-mounted device; and controlling a sound production apparatus of the head-mounted device to perform stereoscopic sound effect modulation on the initial audio signal according to the amplitude modulation parameter and the phase modulation parameter, and outputting the modulated audio signal. In the present application, the sense of space on a horizontal plane is reconstructed by using amplitude translation, and the sense of space in a vertical direction is enhanced by using phase modulation, so that a wearer can sense the real orientation of a sound source better, and production of a positioning effect in the sound source is avoided, thereby improving the sound field sense of space and the user experience of a head-mounted device.
The present application discloses a far-field noise elimination self-calibration method for an electronic device, comprising: controlling a first loudspeaker and a second loudspeaker to perform playback by using the same first audio, and obtaining a first frequency response curve by means of a sound signal collected by a first microphone; determining, on the basis of the first frequency response curve, whether far-field noise elimination of an electronic device is qualified; and if not, then adjusting a first transfer function and/or a second transfer function on the basis of a first preset calibration rule, and returning to execute an operation step of controlling the first loudspeaker and the second loudspeaker to perform playback by using the same first audio, wherein first and second transfer function segments represent sound signal transfer functions from the first and second loudspeakers to the first microphone. Using the solution of the present application, the far-field noise elimination performance of the electronic device is effectively improved. The present application further discloses a far-field noise elimination self-calibration system for an electronic device, the system having corresponding effects.
H04R 1/28 - Transducer mountings or enclosures designed for specific frequency response; Transducer enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
Disclosed are an automatic folding apparatus and an automatic production line. The automatic folding apparatus is used for assembling an earmuff packaging element, and the automatic folding apparatus comprises a chassis, a positioning tool, a pressing and covering mechanism, a first folding mechanism and a second folding mechanism. The chassis is provided with a folding station, the positioning tool is movably disposed on the chassis and located on the folding station, the positioning tool is used for affixing the earmuff packaging element, the pressing and covering mechanism is disposed on the chassis in a raising and lowering manner, and the pressing and covering mechanism moves towards the folding station so as to press and fix the earmuff packaging element. The first folding mechanism and the second folding mechanism are movably disposed on the chassis and located at two opposite side edges of the folding station, the first folding mechanism being capable of driving a first connecting plate and a buckle plate to fold relative to a base plate, and the second folding mechanism being capable of driving a second connecting plate and a cover plate to fold relative to the base plate. Technical solutions of the present invention aim to improve efficiency of folding the earmuff packaging element.
B65B 63/04 - Auxiliary devices, not otherwise provided for, for operating on articles or materials to be packaged for folding or winding articles, e.g. gloves or stockings
93.
IDENTIFIER POSITIONING METHOD AND APPARATUS, ELECTRONIC DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM
An identifier positioning method and apparatus, an electronic device and a computer-readable storage medium, related to the field of image processing technology, and the method comprising: identifying a scene identifier of a scene area in a first scene image so as to obtain a scene identifier position; selecting coordinate points from the first scene image, extracting first feature information corresponding to the coordinate points, and respectively recording the coordinate point positions of the coordinate points; identifying within a second scene image of the scene area an identifier to be tested, so as to obtain the position of the identifier to be tested, and extracting second feature information at the position of the identifier to be tested; searching each of the coordinate points for a target coordinate point where the first feature information and the second feature information match, and, in accordance with the coordinate point position corresponding to the target coordinate point and in accordance with the position of the scene identifier in the scene area, calculating the position in the scene area of the identifier to be tested. Compared with existing large-scene positioning methods depending on expensive external auxiliary equipment, the present method greatly reduces the hardware cost of large-scene user positioning.
A head-mounted device management method and apparatus, a head-mounted device, and a computer storage medium. The method comprises: acquiring pose information of a target device and state information of the target device (S10); detecting whether there is a target temperature management mode matching the pose information and the state information (S20), wherein different temperature management modes comprise different temperature reading frequencies and/or different temperature control modes; and if there is a target temperature management mode matching the pose information and the state information, performing temperature management on the target device according to the temperature reading frequency and temperature control mode in the target temperature management mode. According to the method, the target temperature management mode corresponding to the pose information and state information of the target device can be quickly determined, and temperature management is accurately performed on the target device according to the temperature reading frequency and temperature control mode in the target temperature management mode. The power consumption of a head-mounted device is intelligently managed, thereby improving the management efficiency of the head-mounted device.
Disclosed in the present invention is an electrode assembly. The electrode assembly comprises a plurality of positive electrodes and negative electrodes which are arranged in a stacked manner; isolating films are respectively arranged between the adjacent positive electrodes and the negative electrodes; and the positive electrode on the outermost layer comprises a positive electrode material layer coated on the surface, close to the inner side, of a positive electrode current collector and a mixed slurry layer of lithium iron phosphate and an insulating material coated on the surface, close to the outer side, of the positive electrode current collector. As for the use of the electrode assembly provided in the present invention, the positive electrode on the outermost layer of the electrode assembly is in the form of a single-sided positive electrode, and the other side of the single-sided positive electrode is the mixed slurry layer of lithium iron phosphate and an insulating material, such that the strength of the electrode assembly and the whole battery comprising same is greatly improved; in addition, the electrode assembly has a good short-circuit resistance, thereby achieving a good protective effect for the battery. In addition, the battery has a small energy density loss, which can be controlled to be within 2%. Further disclosed in the present invention are a battery and a device comprising the electrode assembly which also have these technical effects.
The present invention belongs to the technical field of linear resonant actuators. Disclosed are a method for controlling a linear resonant actuator, and a device and a medium. The method comprises: acquiring driving waveform data; on the basis of a preset frame duration, dividing the driving waveform data into at least one frame of driving waveform sub-data; on the basis of a hardware parameter, predicting at least one frame of vibration parameter waveform of a linear resonant actuator which is driven according to at least one frame of driving waveform data; determining an intra-frame vibration parameter peak value of each frame of vibration parameter waveform; for each frame of vibration parameter waveform, if the intra-frame vibration parameter peak value is greater than a hardware characteristic parameter peak value, decreasing all vibration parameter values of the vibration parameter waveform, so as to make the intra-frame vibration parameter peak value less than or equal to the hardware characteristic parameter peak value, and obtaining at least one frame of adjusted vibration parameter waveform; and on the basis of the at least one frame of adjusted vibration parameter waveform, controlling the linear resonant actuator to vibrate. By means of the present invention, the situation of a vibration parameter exceeding a hardware characteristic parameter peak value which is allowed by hardware of a linear resonant actuator can be avoided.
The present application relates to a construction method and apparatus for a directional vibration waveform and an adjustment method and apparatus for a directional vibration waveform. The construction method comprises: constructing a piecewise linear waveform; smoothing the piecewise linear waveform to obtain a continuous curve; performing low-pass filtering on the continuous curve for two times to obtain a first waveform; performing primary differentiation on the first waveform to obtain a second waveform; performing primary differentiation on the second waveform to obtain a third waveform; and adjusting the third waveform according to a preset target intensity, a motor space limitation, and a circuit limitation in sequence to obtain a target directional vibration waveform. By means of the shape difference of a vibration waveform in a positive direction and a negative direction, especially the amplitude difference, good directional haptics is implemented. By means of the present application, the problems of displacement and drive voltage divergence are avoided; the adjustment method for a directional vibration waveform allows for adjustment of a waveform according to actual motor and hardware conditions, and has the feasibility of actual control.
Disclosed in the present invention are a multifunctional earphone charging box and a control method therefor, and a terminal control system. The multifunctional earphone charging box has a charging box mode, a handle mode and a mouse mode. The multifunctional earphone charging box comprises: a box body; a charging module, which is arranged in the box body; a sensor module, which is arranged in the box body; a user input module, which is arranged in the box body; and a main controller, which is electrically connected to the charging module, the sensor module and the user input module, wherein the main controller is used for controlling, according to a mode selection signal which is triggered by a user, the charging module, the sensor module and the user input module to work, such that the multifunctional earphone charging box works in one mode corresponding to the charging box mode, the handle mode or the mouse mode, or in a combination of a plurality of modes. The present invention is conducive to improving the operation convenience of a user for a terminal device, and reducing resource waste.
Disclosed in embodiments of the present application is a connecting assembly capable of being rapidly disassembled/assembled, comprising a first connector (1), stoppers (2), a second connector (3), and connecting rod assemblies (4). The first connector (1) is provided with a mounting slot (101); the stoppers (2) are telescopically provided in the mounting groove (101); snap slots (301) and first mounting holes (302) are formed in the second connector (3); the connecting rod assemblies (4) are rotatably connected to the second connector (3); first ends of the connecting rod assemblies (4) extend to the outside of the second connector (3) from the first mounting holes (302), and second ends thereof can extend into the snap slots (301); when part of the second connector (3) is embedded in the mounting slot (101), the stoppers (2) are snapped into the snap slots (301); the first ends of the connecting rod assemblies (4) are pressed to drive the stoppers (2) to contract and be separated from the snap slots (301). The connecting assembly capable of being rapidly disassembled/assembled, which is provided in the embodiments of the present application, is reasonable in structural design and quite convenient to use, and can rapidly implement assembly or disassembly between two connecting structures.
An injection molding method, comprising: providing a fixing device (10), an insert, and a mold (20), wherein a mold cavity is provided inside the mold (20), the fixing device (10) is located in the mold cavity, the fixing device (10) is provided with a bearing surface (16), the bearing surface (16) is used for bearing the insert, an air hole (14) is formed in the fixing device (10), the air hole (14) has a first opening (15) and a second opening, the first opening (15) is located on the bearing surface (16), the second opening is configured to be connected to a negative pressure device, and one end surface of the insert is opposite to the first opening (15); forming a negative pressure in the air hole (14); injecting an injection molding material into the mold cavity; and after injection molding is completed, separating an injection-molded product from the mold cavity and separating the insert from the bearing surface (16). The first opening (15) can form an adsorption force along the axial direction of the fixing device (10) to the insert to adsorb the insert on the bearing surface (16), so that the insert can be prevented from loosening or falling in the injection molding process.
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
B29C 33/18 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor with incorporated means for positioning inserts, e.g. labels against the mould wall using vacuum
patents
