Abstract: Embodiments of the present disclosure disclose a speech noise reduction apparatus and method. A first radio device receives first sound signals including speech signals and noise signals, a second radio device receives the noise signals, a sensor module determines a sensing signal to determine position information of the first radio device, and a speech processing module reduces noise from the first sound signals according to the position information of the first radio device and the noise signals to determine noise-reduced speech signals. Therefore, noise is reduced from a received speech, and clarity and comfort of the speech heard by a user are improved.

Abstract: A noise reduction device for audio equipment includes a microprocessor, a digital signal processor, a host computer interface and an audio terminal. The digital signal processor is electrically connected to the microprocessor. The digital signal processor includes an uplink signal processing module and a downlink signal processing module. The host computer interface is configured to connect to a host computer. The host computer interface is electrically connected to the microprocessor. The audio connection terminal is configured to connect to the audio equipment. The audio connection terminal is electrically connected to the microprocessor. The uplink signal processing module is configured to perform noise reduction processing on an uplink signal of the audio equipment. The downlink signal processing module is configured to perform noise reduction processing on a downlink signal of the host computer.

Abstract: A microphone assembly includes a microphone, an inner sleeve and an outer sleeve. The microphone has a shell, a diaphragm, a first sound receiving hole and a second sound receiving hole. The inner sleeve has a first hole and a second hole. The microphone is received between the first hole and the second hole. The inner sleeve is movable relative to the outer sleeve. The inner sleeve and the outer sleeve have at least two relative positions: in a first relative position, both the first hole and the second hole communicate with an outside environment; and in a second relative position, the first hole or the second hole communicates with the outside environment. The microphone assembly utilizes the relative movement of the inner sleeve and the outer sleeve to achieve directivity change.

Abstract: A voice coil motor assembly including a base, a frame, an elastic sheet, a housing, and a plurality of shock-absorbing components is provided. The frame is disposed on the base. The frame includes a bottom surface, a top surface, a plurality of side walls and a support frame. One side of the elastic sheet is disposed on the top surface of the frame and the other is disposed on the support frame. The housing is disposed above the base to receive the frame and the elastic sheet. The housing includes a housing top wall and a plurality of housing side walls surrounding the housing top wall. The shock-absorbing components are disposed on the frame and are sandwiched between the frame and the housing side walls of the housing, and/or between the support frame and the housing top wall of the housing.

Abstract: Provided are a data transmission control method and device and a non-transitory computer-readable medium. The data transmission control method includes: determining a multiple and a remainder according to a total data size of to-be-transmitted data and a set byte size, where the multiple is equal to a quotient obtained by dividing the total data size by the set byte size, and the remainder is equal to a remainder obtained by dividing the total data size by the set byte size; sequentially transmitting data whose size is the set byte size multiplied by the multiple in the to-be-transmitted data by transmitting data of the set byte size each time; and in response to the remainder being not zero, transmitting remaining data whose size is the remainder in the to-be-transmitted data.

Abstract: A speaker is provided and includes a first speaker body, a second speaker body, a speaker component, and a sound transmission member. The first speaker body has a first chamber. The second speaker body has a second chamber. The second speaker body is received in the first chamber and defines a resonant cavity in the first chamber. The speaker component is disposed on the second speaker body and includes a supporting member, a magnet, a coil, and a diaphragm. Two ends of the supporting member are respectively inserted into the second chamber and fixed on the second speaker body. The magnet is disposed in the supporting member. The diaphragm is disposed on the supporting member and abuts against the second speaker body. The coil is received in the magnet and is connected to the diaphragm. The sound transmission member is coaxially disposed in the resonant cavity with the speaker component.

Abstract: A keyboard and an electronic device, wherein the keyboard comprises: a keyboard module comprising a plurality of keycaps and a keyboard body; a body waterproof layer provided with an accommodating part; and a keycap waterproof layer comprising a first bonding part and a second bonding part, wherein each of the keycaps passes through the accommodating part, and the body waterproof layer is connected with the keyboard body; the first bonding part is bonded to a side of each of the keycaps away from the keyboard body, and the second bonding part is bonded to the accommodating part; and the body waterproof layer and the keycap waterproof layer are both an integrally formed structure; the electronic device comprises the keyboard above the a device body, the keyboard is connected with the device body by a signal.

Abstract: A universal joint includes a seat body, a cover body, a damping member, and an elastic member. The cover body is fixed on the seat body and the cover body and the seat body form a cavity together. The damping member and the elastic member are respectively located on opposite sides of the cavity. The elastic member is fixed on the seat body and maintained below the cover body. The damping member is fixed on the cover body and maintained above the seat body. The universal joint of the present disclosure has the beneficial effect of structural stability, avoiding the problem of insufficient clamping force or even failure.

Abstract: A camera assembly comprises a casing, a light sensing component, and a flexible circuit board. The casing comprises a lens accommodating groove, an housing, and a base on which the housing is disposed. The lens accommodating groove is disposed between the housing and the base. An opening of the lens accommodating groove is disposed at the housing. The light sensing component comprises a light sensing member and a baseplate on which the light sensing member is disposed. The light sensing member is correspondingly disposed at the bottom of the lens accommodating groove. The light sensing component is disposed on the base. The flexible circuit board comprises a first end part, a second end part, and a body part disposed between the first end part and the second end part.

Abstract: A camera device with image compensation and autofocus function, comprising a first carrying member, a second carrying member, a camera module, a first optical compensation component, a third carrying member, and an autofocus component. The second carrying member is movably assembled to the first carrying member. The first optical compensation component comprises a first force interaction member disposed at the first carrying member and a second force interaction member disposed at the second carrying member, which generate force interaction, allowing the second carrying member to move in the direction of a first axis or/and a second axis intersecting with an optical axis of the optical lens for optical compensation for the optical lens. The third carrying member bears the optical lens and is movably disposed on the second carrying member. The third carrying member could move along an optical axis of the optical lens.

Abstract: A retractable cable box includes a shell, a cable-receiving component, a connection plate and a guiding element. The shell has an inner cavity and a storage opening. The shell includes a first shell and a second shell. The first shell is rotatable relative to the second shell. The cable-receiving component is disposed in the inner cavity and fixedly connected to the first shell. The second shell has a mounting hole. The connection plate is passed through the mounting hole and fixedly connected to the cable-receiving component. The guiding element is mounted to the cable-receiving component. The second shell has a track groove. By rotating the cable-receiving component relative to the second shell, the guiding element moves along the track groove, so that a data cable is coiled or loosened from the cable-receiving component. An electronic device having the retractable cable box is disclosed.

Abstract: A voice coil motor includes a base, a lens housing, a voice coil, a magnet, and a yoke member. The lens housing has a first margin wall, and a first protrusion and a second protrusion extend from the first margin wall. The height of the second protrusion is lower than the height of the first protrusion. The yoke member has a first wall, a connection wall, a second wall, and a side wall. The first wall, the connection wall, and the second wall together form a stepped structure. The first wall is disposed on the first protrusion, and the second wall is disposed on the second protrusion. The lens housing has a deflectable angle relative to a horizontal reference line. When the lens housing deflects to a maximum value of the deflectable angle, the second protrusion abuts against the second wall.

Abstract: A voice coil motor includes a base, a lens housing, a voice coil, a magnet, an elastic sheet, and a yoke member. The lens housing has a first margin wall, and a first protrusion and a second protrusion extend from the first margin wall. The height of the second protrusion is lower than the height of the first protrusion. The yoke member has a first wall, a connection wall, a second wall, and a side wall. The first wall, the connection wall, and the second wall together form a stepped structure. The first wall is disposed on the first protrusion, and the second wall is disposed on the second protrusion. The lens housing has a deflectable angle relative to a horizontal reference line. When the lens housing deflects to a maximum value of the deflectable angle, the second protrusion abuts against the second wall.

Abstract: A voice coil motor includes a base, a lens housing, a voice coil, a magnet, a first elastic sheet, a second elastic sheet and a yoke member. The lens housing has a first margin wall, and a first protrusion and a second protrusion extend from the first margin wall. The height of the second protrusion is lower than the height of the first protrusion. The yoke member has a first wall, a connection wall, a second wall, and a side wall. The first wall, the connection wall, and the second wall together form a stepped structure. The first wall is disposed on the first protrusion, and the second wall is disposed on the second protrusion. The lens housing has a deflectable angle relative to a horizontal reference line. When the lens housing deflects to a maximum value of the deflectable angle, the second protrusion abuts against the second wall.

Abstract: A headphone and a headphone state detection method are provided. A signal processor receives a sensed signal generated by a sensing unit, and determines a contact state based on the sensed signal. In response to that the contact state is in no contact, the signal processor sequentially sends a plurality of pieces of code information to a first sound playing unit such that the first sound playing unit plays a plurality of first audio signals corresponding to the code information according to a playing sequence, and determines a wearing state of a headphone according to a plurality of first time points when a first audio receiving unit receives the first audio signals subjected to first reflection. In response to that the contact state is in contact, the signal processor stops sending the code information.

Abstract: Provided are a clamping force measurement system and method for a head-mounted device. The clamping force measurement system for a head-mounted device includes a pressure sensing module and a measurement module. The measurement module includes at least two measurement device and at least one gas guide device. A measurement device includes at least one hollow compressible unit. The measurement device is configured to discharge gas when the volume of the measurement device is deformed during extrusion. A first end of a gas guide device is in communication with a measurement device. A second end of the gas guide device is in communication with the pressure sensing module to transmit the gas to the pressure sensing module. The pressure sensing module is configured to determine the clamping force of the head-mounted device according to the pressure value of the gas.

Abstract: A wireless charging apparatus includes a housing, a base, a first drive assembly, a second drive assembly and a charging coil. The housing is provided with a load-bearing cover plate, and the load-bearing cover plate is configured to carry a device to be charged. The base is disposed within the housing. The first drive assembly is disposed on the base. The second drive assembly includes a drive bracket and a moving member, the drive bracket is disposed at an output end of the first drive assembly, the output end of the first drive assembly is capable of performing a rotary motion, and the moving member is capable of performing a linear motion along an extension direction of the drive bracket. The charging coil is disposed in the moving member.

Abstract: The present disclosure discloses a simulating interface system, which is assembled with an electronic device and has an interface module and a simulating module. The interface module is connected with an external electronic device, and receives connection signals from the external electronic device; and the simulating module is connected with the interface module, and has a simulating unit and a management unit, wherein the simulating unit is used to simulate a use authority of the electronic device, and the management unit adjusts the use authority to provide to the external electronic device based on the connection signals. The simulating unit analogizes the use authority of the electronic device, and the management unit adjusts the use authority to provide to the external electronic device based on the connection signals from the external electronic device, so as to achieve effective protection.