Abstract: A terminal device includes a processor, a direct stream digital (DSD) audio playback circuit, and a headset jack. The processor is connected to the DSD audio playback circuit, and the DSD audio playback circuit is connected to the headset jack. The processor outputs a DSD audio signal to the DSD audio playback circuit in response to triggering performed by a user. The DSD audio playback circuit is configured to process the DSD audio signal, generate an alert tone based on a current scenario, and superpose the processed DSD audio signal and the alert tone. The headset jack is configured to connect to a headset and play the superposed audio signal and alert tone using the headset.

Abstract: This application provides a wireless headset, and relates to the field of TWS wireless headsets. The wireless headset includes a headset housing and a headset assembly accommodated in the headset housing. The headset assembly includes a microphone. The headset housing includes a bottom housing, the bottom housing includes a first bottom housing part and a second bottom housing part that are separated by using an insulating material, the first bottom housing part is a positive charging electrode, and the second bottom housing part is a negative charging electrode. A plurality of sound inlet holes are disposed on the bottom housing, and form microphone sound inlet channels communicating with each other. In the foregoing technical solutions, wind noise can be reduced, and call experience can be improved.

Abstract: A speaker includes a front cover, a coil, a frame, a magnet, a magnetic diaphragm, and a voice coil. The coil is located on an inner side of the front cover, the magnetic diaphragm is located between the coil and the voice coil, a periphery of the magnetic diaphragm is adhered to one side of the frame, the magnet is located on the other side of the frame, and the one side and the other side of the frame are two opposite sides of the frame. The voice coil is configured to drive the magnetic diaphragm to vibrate.

Abstract: A terminal device includes a processor, a direct stream digital (DSD) audio playback circuit, and a headset jack. The processor is connected to the DSD audio playback circuit, and the DSD audio playback circuit is connected to the headset jack. The processor outputs a DSD audio signal to the DSD audio playback circuit in response to triggering performed by a user. The DSD audio playback circuit is configured to process the DSD audio signal, generate an alert tone based on a current scenario, and superpose the processed DSD audio signal and the alert tone. The headset jack is configured to connect to a headset and play the superposed audio signal and alert tone using the headset.

Abstract: A speaker includes a front cover, a coil, a frame, a magnet, a magnetic diaphragm, and a voice coil. The coil is located on an inner side of the front cover, the magnetic diaphragm is located between the coil and the voice coil, a periphery of the magnetic diaphragm is adhered to one side of the frame, the magnet is located on the other side of the frame, and the one side and the other side of the frame are two opposite sides of the frame. The voice coil is configured to drive the magnetic diaphragm to vibrate.

Abstract: A method applied to an electronic device having at least two microphones, includes: obtaining, by the electronic device, first indication information, where the first indication information is used to indicate a position of a target sound source of at least two sound sources; receiving, by the electronic device, at least two mixed signals from the at least two sound sources by using the at least two microphones, where the at least two mixed signals are in a one-to-one correspondence to the at least two microphones, each of the at least two mixed signals includes at least two sound signals, the at least two sound signals are in a one-to-one correspondence to the at least two sound sources, and each sound signal comes from a corresponding sound source; and obtaining, by the electronic device, a target sound signal from the target sound source according to the first indication information.

Abstract: The present invention relates to a user device: a processor (20) configured to process an audio signal to derive a first driving signal and a second driving signal, such that the first driving signal comprises only components of the audio signal having frequencies higher than a threshold frequency and such that the second driving signal comprises components of the audio signal having frequencies above and below the threshold frequency; wherein the processor is configured to simultaneously provide the first driving signal and the second driving signal; a first speaker (30), being configured to generate sound based on the first driving signal; and a second speaker (40), being configured to generate sound based on the second driving signal. Furthermore, the present invention also relates to a corresponding method, a computer program, and a computer program product.

Abstract: A terminal device includes: an access unit, connected between a headset or an audio speaker and a digital-to-analog converter, and configured for insertion of a detachable second power amplifier; a processor, configured to: detect whether the second power amplifier is inserted into the access unit, output a first digital signal when detecting that the second power amplifier is inserted, and output a second digital signal when detecting that the second power amplifier is not inserted; the digital-to-analog converter, connected to the processor, and configured to: when receiving the first digital signal, convert the first digital signal to a first analog signal, and send the first analog signal to the second power amplifier; and when receiving the second digital signal, convert the second digital signal to a second analog signal, and send the second analog signal to a first power amplifier.

Abstract: A terminal device includes: an access unit, connected between a headset or an audio speaker and a digital-to-analog converter, and configured for insertion of a detachable second power amplifier; a processor, configured to: detect whether the second power amplifier is inserted into the access unit, output a first digital signal when detecting that the second power amplifier is inserted, and output a second digital signal when detecting that the second power amplifier is not inserted; the digital-to-analog converter, connected to the processor, and configured to: when receiving the first digital signal, convert the first digital signal to a first analog signal, and send the first analog signal to the second power amplifier; and when receiving the second digital signal, convert the second digital signal to a second analog signal, and send the second analog signal to a first power amplifier.

Abstract: Embodiments of the present invention provide a microphone, including: a metal cover and a printed circuit board PCB that is connected to the metal cover and that is provided with a sound pickup hole, and further including a boss that is provided with a through hole, where the boss is disposed on a side, away from the metal cover, of the PCB, and the boss is located on a soldering pad surrounding the sound pickup hole, so as to prevent soldering tin and a solder flux from entering the sound pickup hole, and the through hole is in communication with the sound pickup hole, so that an audio signal enters the sound pickup hole through the through hole.

Abstract: An electronic device and a display module used therein are provided. The display module includes a display panel, a backlight module and a sensing antenna. The backlight module has a light exit surface and a reflective plate opposite to the light exit surface, and the display panel is stacked on the light exit surface. The sensing antenna is disposed on a surface of the reflective plate opposite to the light exit surface and has a body and two signal connecting terminals connecting the body. The electronic device includes the display module, a system circuit module, and a conductive device. The system circuit module is disposed on a back side of the display module and has a signal connecting parts corresponding to and connecting the signal connecting terminals.

Abstract: A sensing device and a positioning method are disclosed. The sensing device is mounted around a display module to detect an object. The display module includes a display screen for displaying an image. The sensing device includes a first sonic wave transceiver, a second sonic wave transceiver, and a control module. The first and second sonic wave transceivers are respectively configured for transmitting a first sonic wave and a second sonic wave, and receiving a first reflected sonic wave and a second reflected sonic wave generated based on the first and second sonic waves, respectively. A frequency of the first and second sonic waves is between 50 KHz and 70 KHz. The control module is configured for controlling the first and second sonic wave transceivers, and for calculating a position of the object relative to the display module based on the first and second reflected sonic waves.

Abstract: A display for controlling information display. In one embodiment, the display has a display panel having a display area for displaying information and a peripheral portion surrounding the display area, a plurality of acoustic/ultrasonic transducers, {Xi}, arranged at a plurality of selected locations in the peripheral portion, each acoustic/ultrasonic transducer Xi being configured to transmit a first signal S1i with frequency band fi in a first duration, ?tdi, and to receive a second signal S2i in a second duration, ?Tdi, periodically at each period, where the second signal S2i is reflected from the first signal S1i by at least one object, and a processor in communication with the plurality of acoustic/ultrasonic transducers {Xi} for processing the received second signals {S2i} from the plurality of acoustic/ultrasonic transducers {Xi} to determine a location and a gesture of the at least one object relative to the display area.

Abstract: An electronic device and a display module used therein are provided. The display module includes a display panel, a backlight module and a sensing antenna. The backlight module has a light exit surface and a reflective plate opposite to the light exit surface, and the display panel is stacked on the light exit surface. The sensing antenna is disposed on a surface of the reflective plate opposite to the light exit surface and has a body and two signal connecting terminals connecting the body. The electronic device includes the display module, a system circuit module, and a conductive device. The system circuit module is disposed on a back side of the display module and has a signal connecting parts corresponding to and connecting the signal connecting terminals.

Abstract: A hat with sound playing function includes a hat body, a brim extending from the hat body and at least one slim speaker. The brim has a supporting layer and a decorating layer covering a surface of the supporting layer. The at least one slim speaker is disposed between the supporting layer and the decorating layer.

Abstract: A speaker system includes a first speaker, a second speaker and a driving circuit. The first speaker and the second speaker are different types of speakers. The driving circuit drives the first speaker with a first driving voltage and a first driving current and drives the second speaker with a second driving voltage and a second driving current, wherein the first driving voltage is larger than the second driving voltage and the first driving current is smaller than the second driving current. The present disclosure further provides a speaker driving circuit.

Abstract: An electronic device is provided, including a conductive substrate, an electret diaphragm, a plurality of spacers, a first electrode, and two second electrodes. The conductive substrate has a plurality of openings. The spacers are disposed between the conductive substrate and the electret diaphragm to define an acoustic projecting portion and two acoustic receiving portions on the electret diaphragm. The first electrode is disposed on the acoustic projecting portion and coupled with the conductive substrate for generating an acoustic signal. The second electrodes are disposed on the acoustic receiving portions and coupled with the conductive substrate, wherein the acoustic receiving portions receive the acoustic signal and vibrate to vary an electrical field between the second electrodes and the conductive substrate.

Abstract: A method for detecting a spatial position of an indicator object by using sound waves. The method is adapted to be used with a sound wave transceiver device and a plurality of sound wave receiving devices. The method includes steps of: obtaining a relative position of the sound wave transceiver device to each one of the sound wave receiving devices; obtaining a plurality of reflection times respectively indicating time periods from the sound wave transceiver device emitting the sound wave to the sound wave transceiver device and the sound wave receiving devices receiving the reflected sound wave from the indicator object; and calculating a position of the indicator object according to the relative positions and the reflection times. A system for detecting a spatial position of an indicator object by using sound waves is also provided.

Abstract: An electro-acoustic transducer is disclosed. The electro-acoustic transducer includes an electret diaphragm, an orifice plate and a plurality of dividing structures. Each of the dividing structures, disposed between the electret diaphragm and the orifice plate, includes at least one main portion, and the number of the main portion is a positive integer. When the number of the main portion is larger than one, the main portions are respectively connected to a center and extended radially from the center.

Abstract: A display for controlling information display. In one embodiment, the display has a display panel having a display area for displaying information and a peripheral portion surrounding the display area, a plurality of acoustic/ultrasonic transducers, {Xi}, arranged at a plurality of selected locations in the peripheral portion, each acoustic/ultrasonic transducer Xi being configured to transmit a first signal S1i with frequency band fi in a first duration, ?tdi, and to receive a second signal S2i in a second duration, ?Tdi, periodically at each period, where the second signal S2i is reflected from the first signal S1i by at least one object, and a processor in communication with the plurality of acoustic/ultrasonic transducers {Xi} for processing the received second signals {S2i} from the plurality of acoustic/ultrasonic transducers {Xi} to determine a location and a gesture of the at least one object relative to the display area.