95results about "Transducer details" patented technology

A heat dissipation module, including vapor chamber and sound-producing device attached and fixed to vapor chamber; vapor chamber includes vapor chamber body having receiving cavity, capillary wick in receiving cavity, and opening on side of vapor chamber body close to sound-producing device; opening connects receiving cavity with outside, sound-producing device is supported by vapor chamber body and fixed to opening to seal opening, and receiving cavity is filled with heat dissipation liquid; sound-producing device includes magnetic circuit unit spaced apart from vapor chamber, and first vibration unit and second vibration unit on opposite sides of magnetic circuit unit. Magnetic circuit unit drives first vibration unit and second vibration unit to vibrate; sound-producing device includes first frame, one end of first frame is fixed to side of magnetic circuit unit close to vapor chamber, and another end of first frame is supported by vapor chamber and arranged around opening.

The application provides an earphone electric quantity monitoring system and an earphone device, and belongs to the technical field of electronic circuits. The first electric quantity of the first battery in the charging bin cover body is detected in real time through the first electric quantity detection module. The second electric quantity of the second battery in the charging bin base is detected in real time through the second electric quantity detection module. The second electric quantity detection module is connected with the first electric quantity detection module. When the switch cover state between the charging bin cover body and the charging bin base is the closed cover state, the second electric quantity detection module communicates with the first electric quantity detection module to obtain the first electric quantity of the first battery. Through the earphone electric quantity monitoring system, the electric quantity synchronization of the first electric quantity and the second electric quantity can be realized, the whole machine electric quantity information can be obtained according to the first electric quantity and the second electric quantity, the electric quantity detection accuracy is improved, and the problem of low electric quantity detection accuracy of the traditional earphone device is solved.

Sensor and / or sound detection device with: a sensing device (10) with a sensitive surface (12) which is designed such that a change in at least one physical quantity and / or at least one chemical concentration at the sensitive surface (12) causes a change in a sensor signal output by or tapped from the sensing device (10); wherein at least one access channel (18) in the sensor and / or sound detection device is designed such that, at least as long as the at least one access channel (18) is open, air and / or at least one gas can be transferred through the at least one access channel (18) between a spatial environment of the sensor and / or sound detection device and the sensitive surface (12); characterized by at least one at least partially water-impermeable membrane (20) with an inner membrane surface (20a) oriented towards the at least one associated access channel (18), wherein at least one contact surface (22) of the respective membrane (20) located on the respective inner membrane surface (20a) is pressed against at least one associated membrane contact surface (24) on the at least one associated access channel (18) by deformation of the respective membrane (20) when a membrane outer surface (20b) of the respective membrane (20) or a cover layer (40) located on the respective membrane outer surface (20b) is wetted with at least a minimum quantity of liquid, such that the at least one associated access channel (18) is sealed liquid-tight, wherein the at least one membrane (20) is designed such that, if the respective membrane outer surface (20b) or cover layer (40) is not wetted,the respective membrane (20) is in its initial position and the at least one associated access channel (18) is kept open via at least one open intermediate gap between the at least one contact surface (22) of the respective membrane (20) in its initial position and the at least one associated membrane contact surface (24) on the at least one associated access channel (18).

The utility model provides a kind of multifunctional earphone assembly and extension body of supporting function extension, the earphone assembly includes: earphone body, it is provided with output type's first power interface;Extension body, it includes function module and input type's second power interface;First power interface and second power interface are connected or separated by removable type connection structure, when first power interface and second power interface are in connection state, first power interface provides power supply for second power interface, to make function module in extension body work under the power supply driving of earphone body output;Function module is used to execute the extension function independent of earphone body.The above-mentioned earphone assembly utilizes the existing power supply capacity of earphone body, provides flexible function extension capability for earphone body by standardized removable interface, and user can select to use or not use different extension body according to demand, solve the problem that existing earphone function is single and poor in extensibility.

The application discloses an auxiliary rebound mechanism, a sound box and electronic equipment, which comprises a base, a rotating part, a mounting part, an encoder and an elastic part. The rotating part is arranged on the base and can rotate along the axis of the base. The mounting part is connected above the rotating part. The encoder is arranged on the mounting part and connected with the base at the lower end. The elastic part is arranged on the bottom surface of the rotating part to provide rebound force for the rotating part. When the mounting part is subjected to a downward pressure, the rotating part and the mounting part sink synchronously. When the mounting part loses the downward pressure, the elastic part can drive the rotating part and the mounting part to reset. The application can greatly reduce the probability of key function rebound jam, incomplete reset, key jam and even function failure of the product, and significantly improve the durability and service life of the product.

The utility model relates to the field of bluetooth headset charging box, and disclose a kind of bluetooth headset charging box of built-in ultraviolet germicidal chamber, comprising: bluetooth headset charging box;Sealing cover, sliding installation is in bluetooth headset charging box inside near top position, and the top of sealing cover is fixedly installed with installation strip, and the top of sealing cover is equipped with two groups of installation port;Two groups of moving groove are respectively set in the front and back of bluetooth headset charging box, and two groups of moving groove are slidably installed with sealing strip in;Convenient cleaning charging bin assembly is slidably installed in the bluetooth headset charging box, by setting the ultraviolet germicidal chamber and push block structure of sliding installation, when needing to clean earphone placing bin, just need to push push block, ultraviolet germicidal chamber can be slid upward and completely exposed outside charging box, without complex operation, can be carried out overall cleaning to charging bin inside, effectively solved the problem that charging box inside is difficult to reach and accumulates dust and dirt, significantly improved cleaning convenience.

A speaker apparatus comprising: a speaker comprising a diaphragm for transmitting an audio output; at least one light source; and an acoustic lens coupled to the speaker and defining a first opening to enable the first audio output to be transmitted from the first opening at a first predetermined angle, wherein the acoustic lens comprises at least one first light guide extending through the first opening, each of the at least one light source is coupled to at least one of the at least one first light guide such that light emitted by the light source is internally reflected along the respective at least one first light guide, and each of the at least one first light guide comprises a plurality of extraction elements arranged continuously along a length of the light guide, each of the plurality of extraction elements is configured to direct light emitted by a respective one of the at least one light source and internally reflected along the respective at least one first light guide towards a direction away from the speaker.

A MEMS transducer includes a deflectable membrane where the deflectable membrane includes two first layers and a second layer arranged between the two first layers. The two first layers comprise low-stress silicon nitride, and the second layer comprises doped silicon.

The application discloses a charging box, which comprises a shell, a battery, a magnetic isolation sheet and a charging coil, the shell comprises a lower shell and a supporting plate, the lower shell and the supporting plate cooperate to form a containing space, and the supporting plate is formed with a recessed area for containing earphones on a side away from the containing space; the battery, the magnetic isolation sheet and the charging coil are sequentially stacked in the containing space along the depth direction of the lower shell, the charging coil is fixed to a side of the magnetic isolation sheet away from the supporting plate, the battery is fixed to a side of the magnetic isolation sheet facing the supporting plate, and a limiting area is arranged on the inner wall surface of the lower shell and limits the magnetic isolation sheet. In the above manner, the application can simplify the mounting mode of the battery and the charging coil, reduce the mounting difficulty of the battery and the charging coil, and further make the charging box more convenient to assemble.

This utility model discloses a tracking charging device for headphones, including a charging case with a charging cavity in the center of the top of the charging case. The device uses two voltage detection modules to monitor the voltage of the two headphones in real time and transmits the monitored data to the MCU control panel. It compares its own battery voltage with the voltage of the headphones. If the charging case's battery voltage is greater than or equal to the headphones' battery voltage, the power management chip directly charges the headphones using the charging case's current battery voltage. If the charging case's battery voltage is less than or equal to the headphones' battery voltage, the power management chip increases the voltage by 0.1V based on the headphones' voltage using a boost circuit. This avoids excessive energy loss during the boost process, thereby improving the utilization rate of the charging case's power and increasing charging efficiency and overall battery life.

The utility model discloses a charging box, which comprises a shell and a key assembly, and is characterized in that the shell is provided with a key hole; the key assembly comprises a key main body arranged in the key hole and a connecting arm for elastically supporting the key main body; wherein the connecting arm comprises a first arm section and a second arm section which are connected with each other, the extension directions of the first arm section and the second arm section are crossed, the first end of the first arm section is connected with the shell, the first end of the second arm section is connected with the second end of the first arm section, and the second end of the second arm section is connected with the key main body; the length of the first arm section is smaller than that of the second arm section. Through the above mode, the connecting arm can conveniently avoid other elements in the shell, so that the space utilization rate of the charging box is improved.

Technology is configured to monitor correct utilization of a dispensed substance, including dispensing units having environmental sensors. For example, this may include soap dispensers configured to monitor handwashing activity, and toothpaste dispensers configured to monitor brushing activity. Embodiments include both base units that are configured to operate with separate dispensing containers, and containers having electronic components built in.

This application relates to the field of packaging technology, specifically disclosing an earphone case. The earphone case includes a case body, a lid, and a first elastic element. The case body has an open receiving cavity. The lid is rotatably connected to the case body via a pivot, and the angle of rotation of the lid relative to the case body is between 0° and 360°. The first elastic element always has a tendency to drive the lid to rotate towards the 0° position. When the angle of rotation of the lid is between 0° and a first angle, the first elastic element provides a force to drive the lid to rotate in a first clockwise direction. When the angle of rotation of the lid is between the first angle and 360°, the first elastic element provides a force to drive the lid to rotate in a second clockwise direction. The first clockwise direction and the second clockwise direction are opposite in direction. Thus, when the user closes the lid, whether the opening angle does not exceed the first angle or exceeds the first angle, the first elastic element can cause the lid to automatically close the case body, making operation convenient and improving the user experience.

Aspects include headphones and headbands for headphones. In certain cases, a headphone headband includes: a cushion assembly; a slider telescopically coupled to the cushion assembly, the slider comprising a proximal end disposed within the cushion assembly and a distal end extending outward from the cushion assembly; an earphone; and a yoke coupling the earphone to the distal end of the slider, wherein the slider includes an internal hinge enabling the yoke to pivot relative to a primary axis of the slider.

The application is suitable for the earphone technical field, and provides an earphone and an earphone wearing detection system.The earphone comprises an earphone body, an ear hook, a sensor assembly and a master control unit; wherein the sensor assembly is arranged in the ear hook, and the ear hook is in contact with the ear of a user when the user wears the earphone; the sensor assembly collects heart rate data of the user when the user wears the earphone, and sends the heart rate data to the master control unit; the master control unit is located in the earphone body, is connected with the sensor assembly, and is used for determining that the earphone is successfully worn when the heart rate data sent by the sensor assembly is preset normal heart rate data.Through the sensor assembly in the earphone, the heart rate data meeting the preset normal heart rate data is collected, the successful wearing of the earphone can be accurately determined, the problem that the traditional earphone cannot be detected due to wearing on the head, is placed on the desktop or is mis-triggered by hand holding, and the like, leads to inaccurate earphone wearing detection is solved, and therefore the use experience of the user is improved.

The application relates to speaker configured to emit sound in a main sound emission direction, the speaker comprising a movable diaphragm; a drive unit comprising a magnet generating a magnetic field, a first pole piece comprising a through hole arranged to contact the magnet on a first surface of the magnet, a second pole piece arranged to contact the magnet on a second surface of the magnet opposite the first surface, wherein the first and second pole pieces are configured to generate a magnetic field in an air gap between the first and second pole piece where the diaphragm is located. The speaker includes a light source configured to emit light and a light guide configured to guide the light emitted by the light source through the through hole in direction of the main sound emission direction to the movable diaphragm.

A biometric authentication device is provided with: a replay unit for reproducing a sound; an ear authentication unit for acquiring a reverberation sound of the sound in an ear of a user to be authenticated, extracting an ear acoustic feature from the reverberation sound, and calculating an ear authentication score by comparing the extracted ear acoustic feature with an ear acoustic feature stored in advance; a voice authentication unit for extracting a talker feature from a voice of the user that has been input, and calculating a voice authentication score by comparing the extracted talker feature with a talker feature stored in advance; and an authentication integration unit for outputting an authentication integration result calculated based on the ear authentication score and the voice authentication score. After the sound is output into the ear, a recording unit inputs the voice of the user.

Provided is a flexible electrostatic electroacoustic transducer having a pair of opposing conductive layers and a dielectric layer arranged between the pair of opposing conductive layers. The electrostatic electroacoustic transducer further includes a flexible buffer layer arranged on a surface of one or both of the pair of opposing conductive layers opposite from the dielectric layer, and a flexible sealing layer arranged on the surface of the buffer layer opposite from the conductive layer.

A thermoacoustic device 10 comprises: a prime mover 30 that includes a heat accumulator 50A, a first heat exchanger 60A that is provided with a first heat transfer tube 61 in which a heating medium can flow, and a second heat exchanger 70A that is provided with a second heat transfer tube 71 in which a coolant can flow; piping 20 in which the prime mover 30 is accommodated in the inside, and in which a working gas can be filled; and a water jacket 90 that is attached to the piping 20 and in which a coolant for cooling the piping 20 can flow. The piping 20 is provided with accommodation piping 23A in which the prime mover 30 is accommodated in the inside and which has one end 231A located on the first heat exchanger 60A side and the other end 231B located on the second heat exchanger 70A side, first main piping 21A that is connected to the one end 231A of the accommodation piping 23A, and a heat-insulating member 80 that is interposed between the accommodation piping 23A and the first main piping 21A and that has lower heat conductivity than the accommodation piping 23A and the first main piping 21A, the water jacket 90 being attached to the first main piping 21A.

This invention provides a box structure, including a box body, a hinged lid, and a flexible plate. The hinged lid is connected to the box body via the flexible plate. A portion of the flexible plate forms a first section fixed to the interior of the hinged lid, and another portion forms a second section fixed to the interior of the box body. The flexible plate includes a flexible core layer, a first flexible surface layer, and a second flexible surface layer. The tensile modulus of the flexible core layer is greater than the tensile modulus of the first and second flexible surface layers, and the flexible core layer is sandwiched between the first and second flexible surface layers.

The sound receiver watch (100) for non-surgical hearing aid comprising a body detachably connected to the wrist band, said body accommodated with a main circuit powered with the battery (106) placed inside the body. The main circuit having inbuilt sound processor connected to a microphone (102) module being capable to process the sound, a transmitter being capable to transmit said processed sound to said hearing aid device, plurality of buttons to access the functions of said watch. The touch enabled display placed on the top side (105) of said body being connected to a microprocessor and said control circuit, a sort-distance wireless communication module being capable to provide the connectivity to said watch (100) and an USB charging port (103) located on said body, provided to charge said watch (100) battery (106) to operate the same, wherein, watch (100) dissemble as a transmitter and transmit the processed sound to said hearing aid device, said sound being bypass and received to the cochlea directly through the hearing aid device.

This invention provides an improved speaker cone structure that utilizes the differences in the physical properties of different metal interfaces to generate reflection or scattering effects on vibration waves, thereby effectively eliminating energy transfer and improving sound quality. [Solution] This invention provides an improved structure for a speaker cone 10 laid between an acoustic device and a support. The speaker cone has a top contact portion 11 facing the acoustic device and a bottom support portion 12 facing the support. At least three layers of laminated body 13 are provided between the top contact portion and the bottom support portion. The at least three layers of laminated body are composed of at least two types of metal members of different densities that are stacked in a crisscross pattern, thereby forming a composite metal body with vibration isolation properties for the speaker cone.

To obtain a glass diaphragm that can prevent thermal degradation of the transducer and facilitates the installation of the transducer onto the glass plate structure. [Solution] The glass diaphragm 11 comprises a glass plate structure 12, a mount 22 fixed to one main surface of the glass plate structure 12 via an adhesive layer 20 and housing a vibrator 26 that vibrates the glass plate structure 12, and a cap 24 attached to the mount 22 and holding the vibrator 26 to the mount 22. The mount 22 has an opening 22A that exposes the vibrator 26 to the glass plate structure 12 side, and a heat insulating space 30 is formed between the glass plate structure 12 and the vibrator 26.

The present disclosure relates to an ultrasonic particle reduction system for acoustic microvalves. A portable electronic device comprising: a housing having a housing wall forming an internal chamber that houses a transducer and a valve operable to open or close a vent to the internal chamber; and a particle removal mechanism coupled to the valve, the particle removal mechanism operable to dislodge particles from the valve when a current is applied.

A MEMS sound transducer element is operable in an audio and an ultrasonic range. The MEMS sound transducer element includes a first electrode structure, wherein a conductive material of the first electrode structure includes a plurality of electrically isolated electrode segments, and a second electrode structure spaced apart from the first electrode structure, wherein the first electrode structure and the second electrode structure are operable as an audio sound transducer. A first subset of the plurality of electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure, operable as an ultrasonic or audio emitter, and a second subset of the plurality of the electrically isolated electrode segments of the first electrode structure is, in conjunction with the second electrode structure, operable as an ultrasonic or audio receiver.

This utility model discloses a 4G charging case electronic device based on a Bluetooth headset, including a charging case and a Bluetooth headset connected to the charging case via a signal. The charging case includes: a microcontroller unit, an energy storage unit, a charging unit, a first Bluetooth chip, a touchscreen, and an audio power amplifier; the Bluetooth headset includes: a second Bluetooth chip, and a hybrid noise-canceling microphone and a battery pack respectively connected to the second Bluetooth chip; the charging unit and the energy storage unit are respectively connected to the microcontroller unit, the energy storage unit being used to store the electrical energy provided by the charging unit and charge the battery pack of the Bluetooth headset; the touchscreen and the audio power amplifier are respectively connected to the first Bluetooth chip, the first Bluetooth chip being connected to the microcontroller unit; the charging case also includes a 4G chip connected to the first Bluetooth chip; the first Bluetooth chip and the second Bluetooth chip are connected via a signal connection. This 4G charging case electronic device based on a Bluetooth headset incorporates a touchscreen display into a traditional Bluetooth headset, enriching its functionality.

An aerosol provision system (1) for generating an aerosol, wherein the aerosol provision system (1) is configured to wirelessly transmit a feedback signal (290) to an audio output device (200). The feedback signal (290) is configured for controlling the audio output device (200), which may be a loudspeaker, headphone, or earphone. In some cases, the feedback signal (290) is configured to be wirelessly transmitted by the aerosol provision system (1) in response to a predetermined event being determined as being satisfied by the aerosol provision system (290). In this way, the feedback signal (290) can used as a means to ultimately provide the user, via the audio output device (200), an indication of a current status of the aerosol provision system (1).

The application mainly relates to an earphone, which comprises a supporting assembly and a core module connected with the supporting assembly. The supporting assembly is used for supporting the core module to be worn on a wearing position. The core module comprises a core shell, a transducing device, a first vibration transmission sheet and a vibration panel. The transducing device is suspended in a containing cavity of the core shell through the first vibration transmission sheet. The vibration panel is connected with the transducing device and is used for transmitting mechanical vibration generated by the transducing device to a user. The mass of the core shell is less than or equal to 0.5 g. The rigidity of the first vibration transmission sheet is greater than or equal to 80000 N / m. The peak frequency of a resonance valley on a frequency response curve of the vibration panel is shifted to a high frequency band, which is beneficial to improving the medium frequency loss of the earphone and improving the acoustic performance of the earphone.