154results about "Hearing device energy consumption reduction" patented technology

Disclosed herein are systems and methods for power transmission between playback devices, systems and methods for energy harvesting and distribution for audio playback devices, and systems and methods for wirelessly powering wearable audio playback devices.

An audio data transmission method and apparatus for a wireless earphone, and a storage medium and a terminal are provided. A play mode adopted by the wireless earphone includes a first play mode and a second play mode, and the method includes: determining whether the first play mode currently adopted by the wireless earphone satisfies a transmission bandwidth required by to-be-played audio data at least based on parameter information of the to-be-played audio data; and based on the first play mode not satisfying the transmission bandwidth required by the to-be-played audio data, transmitting the to-be-played audio data through a connection channel corresponding to the second play mode.

This application discloses a system for power balancing in wireless earbuds. A first earbud is configured to communicate with a user media device and a second earbud. The first earbud includes: a battery, a battery monitor configured to determine the battery's power level, and a mode controller. The mode controller is configured to: receive a first power level value from the battery monitor and a second power level value from the second earbud, and determine that the first earbud is operating in a primary mode, in which the first earbud receives audio data from the user media device and transmits the received audio data to the second earbud. The mode controller is further configured to: in response to the determination that the first earbud is operating in primary mode, switch the first earbud from primary mode to secondary mode based on at least one of the first and second power levels.

A wearable multifunction device or earpiece or a pair of earpieces includes one or more processors, at least one microphone coupled to the one or more processors, a biometric sensor coupled to the one or more processors, and a memory coupled to the one or more processors, the memory having computer instructions causing the one or more processors to perform the operations of sensing a remaining battery life and based on the sensing, prioritizing one or more of the functions of always on recording, biometric measuring, biometric recording, sound pressure level measuring, voice activity detection, key word detection, key word analysis, personal audio assistant functions, transmission of data to a tethered phone, transmission of data to a server, transmission of data to a cloud device.

A compression triggered headset power saving system for an audio headset comprises a compression sensor cap operatively coupled to a spring switch housed within a compression sensor sleeve to form a compression sensor trigger, such that movement of the compression sensor cap toward the compression sensor sleeve causes the compression sensor cap to electrically contact two pogo electrical contacts and to urge them into contact with separate electrical contact plates, the electrical contact plates mounted to an ear cup plate and operatively coupled to a printed circuit board (PCB) and a speaker, and the compression sensor trigger disposed within an ear cup cushion mounted to the ear cup plate such that movement of the compression sensor cap to engage the pogo electrical contacts occurs under compression of the ear cup cushion to close a circuit to the PCB to trigger providing power to the speaker or other components.

Various aspects include active noise reduction (ANR) headsets and methods of controlling such headsets. In some implementations, a headset includes: at least one electro-acoustic transducer; a power source for powering the at least one electro-acoustic transducer; and a control circuit configured to apply active noise reduction (ANR) to environmental sound using the at least one electro-acoustic transducer, sample voltage drops across the power source, and adjust a compressor threshold for the ANR based on the sampled voltage drops across the power source.

Electronic headphones that are operational when worn or placed on the head of a wearer and are non-operational when the electronic headphones are not worn. In exemplary embodiments, one or more sensors in the electronic headphones may detect this change of position of the earcups / pivot arms of the headset which indicates the wearer is no longer wearing the electronic headphones and put the electronic headphones in a non-operational state. Correspondingly, when placed on the head of a wearer, the sensor(s) detect the change of position of the electronic headphones which indicates the wearer is wearing the electronic headphones and puts the electronic headphones in an operational state.

The present disclosure provides an earphone. The earphone includes a first housing, a first touch detection element, a second touch detection element, and a processing circuit. The first housing has a first touch region and a second touch region that are spaced apart from each other and arranged back-to-back in orientation. The first touch detection element is configured to generate a first touch indication signal in response to a capacitance change caused by a touch operation of a user on the first touch region. The second touch detection element is configured to generate a second touch indication signal in response to a capacitance change caused by a touch operation of the user on the second touch region. The processing circuit is configured to generate a control instruction based on the first touch indication signal, the second touch indication signal, and a preset instruction generation logic.

A wearable audio device is provided. The wearable audio device includes a first capacitive proximity sensor. The first capacitive proximity sensor is configured to generate a raw proximity signal. The wearable audio device further includes a second capacitive proximity sensor. The second capacitive proximity sensor is configured to generate a raw reference signal. The wearable audio device further includes a controller. The controller is configured to calculate a proximity threshold. The proximity threshold is calculated based on a product adjustment ratio, a bias value, and the raw reference signal. The controller is further configured to determine an on-head status. The on-head status is determined based on the raw proximity signal and the proximity threshold.

The present disclosure relates to a portable device and an operating method thereof. For example, the portable device includes a microphone structure configured to convert a received audio signal into an electronic signal representing the received audio signal, and to transmit and receive ultrasonic waves by emitting ultrasonic waves and receiving reflections of the ultrasonic waves. The portable device also includes a control unit configured to evaluate the reflections of the ultrasonic waves to obtain an evaluation result, and to control the operation of the portable device based on the evaluation result.

A method of head-tracking of a subject in a hearing system comprising a first hearing device and a second hearing device is disclosed. The method comprises obtaining, from a first accelerometer of the first hearing device, first accelerometer data. The method comprises obtaining, from a second accelerometer of the second hearing device, second accelerometer data. The method comprises determining a head parameter indicative of position and / or movement of the head of the subject based on the first accelerometer data and the second accelerometer data. The method comprises providing an output indicative of the head parameter.

An electronic device according to various embodiments of the present disclosure may include a communication interface and a processor, wherein the processor may be configured to receive first battery level information of a first earpiece and second battery level information of a second earpiece, via the communication interface, to identify a charging method corresponding to the first battery level and the second battery level, among a plurality of charging methods for charging at least one of the first earpiece or the second earpiece, and to control to supply charging power to at least one of the first earpiece or the second earpiece, via a cable which connects the electronic device with at least one of the first earpiece or the second earpiece, using the charging method.

An electronic device includes one or more pose sensors to detect a pose of a user of the electronic device relative to a first physical environment, and is in communication with one or more audio output devices. The electronic device provides audio content at a first simulated spatial location relative to the user when a first pose of the user satisfies first presentation criteria. The electronic device detects a change in the pose of the user from the first pose to a second pose. In response to detecting the change in the pose of the user, and in accordance with a determination that the second pose of the user does not satisfy the first presentation criteria, the electronic device provides audio content at a second simulated spatial location relative to the user that is different from the first simulated spatial location.

Aspects include active noise reduction (ANR) headphones and methods of controlling such headphones. In some implementations, a headphone comprises: at least one electro-acoustic transducer; the power supply is used for supplying power to the at least one electroacoustic transducer; and a control circuit configured to: apply active noise reduction (ANR) to ambient sound using the at least one electro-acoustic transducer; sampling the voltage drop at the two ends of the power supply; and adjusting a compressor threshold for the ANR based on the sampled voltage drop across the power supply.

Method and devices for saving audio data on an ear-worn device are provided herein. In various embodiments, the method can include connecting an ear-worn device to an external device, receiving a request for audio data to be sent from the external device to the ear-worn device, modifying a first audio data file on the external device in accordance with parameters defined in an audio profile associated with the ear-worn device to create a second audio data file, wherein the second audio data file is smaller than the first audio data file, sending the second audio data file from the external device to the ear-worn device, and saving the second audio data file in a non-volatile memory element of the ear-worn device.

A power management and a method for implementing power management, integrated circuit, and integrated circuit package are disclosed. One exemplary embodiment is a method of operating a portable audio device, the method comprising: reading, by a power supply controller, a logic speed measurement from a logic gate delay line, the power supply controller and the logic gate delay line implemented on a semiconductor substrate; calculating, by the power supply controller, a speed margin based on the logic speed measurement; generating, by the power supply controller, a value indicative of a modified voltage level, the generating based on the speed margin; and modifying, by a main voltage converter on the semiconductor substrate, an output voltage in response to the value indicative of the modified voltage level.

A hearing aid system is configured for managing the power of a wireless link. The hearing aid system includes a first hearing aid device and a mobile device, each of the devices including a transmit and receive unit for establishing a short range wireless link between the devices. At least one of the devices includes: a microphone configured to receive an acoustical audio signal; a signal processor configured to process an audio signal based on the acoustical audio signal; and first link quality estimating circuitry configured to determine rate of change of a link quality signal. The at least one of the devices is configured to transmit the link quality signal to the other device, and the other device is configured to determine a power level of transmission of an information packet based on the rate of change of the link quality signal via a power controller comprised by the other device.

A system and method for isolating a desired signal in the presence of undesired stereo audio signals, are presented. The disclosed embodiments provide a receiver that receives the desired and undesired signals and a modified bridge arrangement comprising a real branch having a fixed impedance level and a virtual branch having an adjustable impedance level. The combined desired and undesired signals are routed to the real branch to provide a first voltage signal and the undesired signal is routed to the virtual branch to provide a second voltage signal. The second impedance level of the virtual branch is dynamically adjusted to match the first impedance level of the real branch, such that a difference between the first and second voltage signals results in the cancellation of the undesired stereo audio signals such that the desired signal remains isolated.

An acoustic device that includes a housing, a nozzle portion, a speaker hole, a first microphone hole, a speaker, a first microphone, and a processor configured to output a first signal through the speaker, receive a second signal corresponding to the first signal through the first microphone, output a third signal through the speaker when a magnitude of a first frequency band component of the second signal is greater than a first value, receive a fourth signal corresponding to the third signal through the first microphone, and determine that the protruding end surface of the nozzle portion is blocked and the acoustic device is not worn in a user's ear when a magnitude of a second frequency band component of the fourth signal is greater than a second value.

A device includes a memory configured to store fit test configuration data associated with a fit test of an audio playback device. The device also includes one or more processors coupled to the memory. The one or more processors are configured to set, based on the fit test configuration data, a test performance frequency of the fit test to a first value. The one or more processors are configured to obtain activity data corresponding to an activity measurement associated with the audio playback device.The one or more processors are also configured to set, based on the activity measurement, the test performance frequency of the fit test to a second value.

Embodiments of the present disclosure disclose an earphone of an antenna peripheral device and an audio playing method. A specific embodiment of the earphone of the antenna peripheral device comprises an acoustic cavity assembly, a battery assembly and an antenna ear stem. The acoustic cavity assembly comprises a front acoustic cavity and a rear acoustic cavity, the front acoustic cavity and the rear acoustic cavity are connected, an earphone mainboard and a loudspeaker are arranged between the front acoustic cavity and the rear acoustic cavity, and the front acoustic cavity is provided with an acoustic outlet. The battery assembly comprises a battery front cavity and a battery rear cavity, the battery front cavity and the battery rear cavity are connected, and a battery is arranged between the battery front cavity and the battery rear cavity. The acoustic cavity assembly and the battery assembly are connected through the antenna ear stem, and the earphone mainboard and the battery are connected through a power line. The earphone of the antenna peripheral device can realize the antenna function by using the ear stem, avoids the limitation of the earphone cavity on the antenna size, and makes the antenna greatly away from the battery, the loudspeaker and the mainboard, increases the area of the antenna contacting the signal source, thereby enhances the signal receiving capability and the signal stability of the antenna, and further can enhance the signal of the earphone.

A method and device for determining a wearing state of an earphone, and a corresponding earphone, are provided. The method includes determining that the earphone has experienced a first event on the basis of first acceleration data from the earphone. In response to the first event, determining whether the earphone has experienced a second event on the basis of first angular velocity data from the earphone, The method further includes determining the wearing state of the earphone on the basis of a determination result for the two events. In this way, it is possible to accurately determine the wearing state of the earphone while reducing power consumption.

The invention relates to a method for controlling a voice coil of a loudspeaker, comprising the steps of providing a magnetic circuit with an air gap, providing a voice coil suspended in the air gap, and applying an audio signal to the voice coil to move the voice coil along an axis of motion. The voice coil comprises a middle voice coil section, an upper voice coil section, and a lower voice coil section, arranged on the respective sides of the middle voice coil section. A middle control signal is supplied to the middle voice coil, and an upper rectified control signal, which attenuates a first current direction, and a lower rectified control signal, which attenuates a second current direction, are supplied to the upper and lower voice coil sections, respectively.The invention further relates to a voice coil control system and a loudspeaker with a voice coil control system.

A hearing system comprises: a first hearing device; and a second hearing device; wherein the first hearing device comprises a first microphone system configured to provide a first microphone signal, a first processing unit, a first communication unit, and a first antenna; wherein the second hearing device comprises a second processing unit, a second communication unit, a second antenna, and a receiver configured to provide an audio output; wherein the first hearing device has a first and a second mode of operation; wherein, when the first hearing device is in the first mode of operation, the first hearing device is configured to transmit a first microphone signal or an audio signal based on the first microphone signal to the second hearing device over the wireless communication link; and wherein the wireless communication link is disabled when the first hearing device is in the second mode of operation.

The present application provides a method for detecting a wearing position of an earphone, the earphone being provided with a detection module and storing a wearing position indication, the detection method comprising: in a predetermined detection period, using the detection module to obtain a pre-determination result for characterizing the wearing position of the earphone (S100); and updating the wearing position indication in real time based on a comparison result between the pre-judgment result and the current wearing position indication of the earphone, wherein the pre-judgment result and the wearing position indication are respectively used for representing whether the earphone is worn on the left ear or the right ear (S200). According to the scheme, the risk of misdetection is reduced, and the accuracy of wearing position detection is improved.

An earbud includes a speaker, a communication circuit, multiple microphones, an acceleration sensor, and at least one processor. The earbud is configured to receive, from an external electronic device, a first data signal for identifying at least one filter among multiple filters for audio data output from the multiple microphones. The earbud is configured to identify at least one microphone for mono recording among the multiple microphones based on reception of the first data signal. The earbud is configured to obtain voice data by applying a filter for the mono recording among the multiple filters to a voice signal received from the at least one microphone. The earbud is configured to transmit a second data signal indicating the voice data to the external electronic device.