382results about "Hearing device active noise cancellation" patented technology

Aspects include headphones. In certain cases, a headphone includes: an ear cuff body having: a first portion configured to pass over an outer side of at least one of an antihelix, a helix, or a lobule of a user's outer ear; and a second portion configured to sit behind the outer ear; an acoustic package configured to deliver sound to the ear canal region; and wiring extending between the ear cuff body to the acoustic package.

A system may include an external device configured to transmit a first audio data to an ear-bud. A system may include the ear-bud configured to be positioned within an ear canal of a user, the ear-bud comprising: a microphone configured to generate audio data responsive to detecting audio, a storage device, configured to store computer-executable instructions; and one or more processors in communication with the storage device, wherein the computer-executable instructions, when executed by the one or more processors, cause the one or more processors to: receive the first audio data from the external device, receive a second audio data from the microphone, estimate an acoustic environment based on the first audio data and the second audio data, generate a third audio data based on the acoustic environment, and cause a speaker to emit the third audio data.

A cancellation device according to one aspect of the invention is a cancellation device that cancels noise coming to a region in a vicinity of a loudspeaker, the cancellation device including at least two loudspeakers 1 and one reference microphone 3, in which the cancellation device is configured such that an acoustic signal emitted in a sound emission direction of a same loudspeaker and an acoustic signal emitted in an opposite direction collide with each other, the at least two loudspeakers 1 and the reference microphone 3 are arranged on a same plane, the at least two loudspeakers 1 emit cancellation sound that cancels the noise in synchrony, and the plane is a plane including a boundary between a sound emission direction of the two loudspeakers 1 and a direction opposite to a sound emission direction.

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.

A system and associated processes include a left and right eyewear stem, each including a microphone array comprising a plurality of microphones, and a digital hearing aid that receives content from the microphone array and extracts a desired signal from the content, the digital hearing aid applying frequency-dependent gain to the desired signal to compensate for a user's hearing loss profile. The system further includes processes that receive the desired signal modified with the frequency-dependent gains to acoustically render the desired modified signal proximate to the ear of the user without anything physical being placed within an entrance to an ear canal. A rechargeable battery may be included, along with a front face of the eyewear configured to hold a pair of eyewear lenses, where the front face lacks an electrical conductor connecting the right and left eyewear stem.

The disclosure generally relates to a method, system and apparatus to improve a user's understanding of speech in real-time conversations by processing the audio through a neural network contained in a hearing device. The hearing device may be a headphone or hearing aid. In one embodiment, the disclosure relates to an apparatus to enhance incoming audio signal. The apparatus includes a controller to receive an incoming signal and provide a controller output signal; a neural network engine (NNE) circuitry in communication with the controller, the NNE circuitry activatable by the controller, the NNE circuitry configured to generate an NNE output signal from the controller output signal; and a digital signal processing (DSP) circuitry to receive one or more of controller output signal or the NNE circuitry output signal to thereby generate a processed signal; wherein the controller determines a processing path of the controller output signal through one of the DSP or the NNE circuitries as a function of one or more of predefined parameters, incoming signal characteristics and NNE circuitry feedback.

The present application discloses an active echo canceller for a hearing device, where the hearing device comprises an output interface configured to output a first sound based on a far-end signal, an input interface configured to provide a plurality of input audio signals indicative of the first sound and a near-end sound, and one or more processors, a filter configured to: filter a first filter input signal based on a far-end signal using a first filter to provide a first filtered signal, the first filter configured to estimate an echo signal originating from a first sound; combining the first filtered output signal with a first input signal to provide a first output signal; filtering a second filter input signal based on the plurality of input audio signals using a second filter to provide a second filtered signal, the second filter configured to attenuate the near-end sound; combining the second filtered output signal with the first filtered output signal to provide an update signal; one or more first filter coefficients of the first filter are updated based on the update signal.

The present inventive subject matter provides a method for tuning ANC based on a hearing threshold level of a user and an apparatus for tuning ANC based on a hearing threshold level of a user, wherein hearing threshold level data of the user is obtained by performing a hearing test on the user, and an ANC filter is tuned based on the hearing threshold level data of the user, so that the user obtains more optimized ANC effects.

A processor of an ear-worn device such as an earbud may receive acceleration data from an accelerometer of the earbud. The processor may determine a position of a body wearing the earbud based on the acceleration data. The processor may determine a pathology of the body. The processor may generate, based on the position of the body and the pathology, a therapy recommendation. The processor may output an indication of the therapy recommendation via the earbud or one or more other devices.

An ear-worn device may include an accelerometer and / or an electroencephalography (EEG) sensor to provide recommendations based on user activity and / or physiological responses. The ear-worn device may use the accelerometer to capture acceleration data to assess the wearer's movement rate, and detect changes. Using data from the EEG sensor, the processor may detect eyelid blinks and other signals of fatigue. The processor may generate a treatment recommendation based on any combination of the movement rate, changes, eyelid blinks, and / or signals of fatigue.

A headphone system can include an earbud that includes an earbud speaker, earbud communication circuitry and earbud power circuitry; and a headphone that includes a headphone speaker, an ear cushion, a headband, headphone communication circuitry, headphone power circuitry and an earbud socket that removably receives the earbud.

Techniques, apparatuses, and systems for wireless communication between proximate devices are disclosed. A first microphone on a first wearable audio device of a first user receives first audio signals that include speech from a second user proximate to the first user and ambient noise from an environment surrounding the first wearable audio device. The first audio signals are analyzed to determine primary audio directed to the first user. The primary audio is compared to other audio signals received through wireless communication channels between the first wearable audio device and one or more other wearable audio devices. In doing so, some of the other audio signals are determined to be similar to the primary audio and are thus output to the first wearable audio device. As a result, two users can accurately communicate, even in a noisy environment.

An active noise reduction (ANR) device includes an acoustic transducer, a first sensor, and a second sensor. The acoustic transducer is configured to generate output audio. The first sensor is configured to capture audio originating from an external environment of the ANR device. The second sensor is configured to generate a signal indicative of (1) the audio originating from the external environment and (2) the output audio generated by the acoustic transducer. The output audio generated by the acoustic transducer is modified based on a portion of the signal generated by the second sensor, the portion being attributable to a resonant mode of a user's ear canal.

The present invention relates to an over-ear headset-type hearing aid that has a Bluetooth audio function and that is configured to prevent howling, and provides: an over-ear headset-type hearing aid with a Bluetooth audio function, which is equipped with over-ear type headsets that cover ears of a user, a headband that connects the headsets and elastically supports same, and a head cushion, and which has microphones embedded between the head cushion and respective microphone holes in the headband; and an embodiment of a circuit configuration.

An earphone, comprising: an electroacoustic transducer for generating sound; a proximity sensor configured to detect when the earphone is close to the user's skin; an orientation sensor configured to detect the orientation of the earphone; and a processor configured to estimate whether the earphone is inserted into the user's external auditory canal based on the proximity sensor and the orientation sensor.

A hearing device including a spout configured for wearing on a user's concha or at least partially in a user's ear canal is disclosed. The hearing device includes a speaker having a sound outlet acoustically coupled to an opening of a spout by a speaker sound path, and a sensor having a signal input coupled to the spout opening by a sensor signal path. A partition disposed in the passage of the spout is located between the speaker sound path and the sensor signal path, wherein the partition isolates the sensor signal path from the speaker sound path along at least a portion of the spout passage.

A hearing protection device to be worn in ear provides communications of ambient sound to an in-ear speaker. Blast noise is detected and measured using either the in-ear speaker as a microphone or using a separate in-ear microphone.

This application discloses a noise cancellation method, a headset, an apparatus, a storage medium, and a computer program product, and relates to the field of audio processing technologies. The headset includes at least one reference microphone, one error microphone, and a plurality of first speakers. The method includes: determining a plurality of groups of target noise cancellation parameters that are in a one-to-one correspondence with the plurality of first speakers; generating, based on the plurality of groups of target noise cancellation parameters, a plurality of groups of target inverse phase noise that are in a one-to-one correspondence with the plurality of first speakers, where a frequency band of each target inverse phase noise in the plurality of groups of target inverse phase noise covers a sound-making frequency band of the plurality of first speakers; and performing noise cancellation through the plurality of first speakers by using the plurality of groups of target inverse phase noise. This solution can improve noise cancellation effect of the headset by using full-band inverse phase noise of a plurality of noise cancellation channels.

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.

Disclosed herein are embodiments of a hearing device. The hearing device can filter a first filter input signal to provide a first filtered signal, where filtering is performed to estimate an echo in a first input signal. The hearing device can combine a first filtered output signal with the first input signal to provide a first output signal, the first filtered output signal is based on the first filtered signal. The hearing device can filter a second filter input signal to provide a second filtered signal, where the filtering is performed to attenuate a near-end sound. The hearing device can combine the second filtered output signal with the first filtered output signal to provide an update signal, where the second filtered output signal is based on the second filtered signal. The hearing device can update one or more filter coefficients based on the update signal.

Various aspects include wearable audio devices wearable audio devices with a control platform for managing external device interaction. In some particular aspects, a wearable audio device includes: an accessory port; at least one processor; and memory including multiple sets of active noise reduction (ANR) configurations (or more generally, multiple profiles), the memory including instructions executable by the at least one processor, where the instructions are configured to: select a first ANR configuration (or more generally, a first profile) upon powering on the wearable audio device, the selection of the first ANR configuration (or first profile) based on an accessory connected to the accessory port, and automatically switch to a second ANR configuration (or more generally, a second profile) in response to a trigger, where the second ANR configuration (or second profile) is different from the first ANR configuration (or first profile).

Techniques and apparatuses are described that perform gesture-based control using active acoustic sensing. By transmitting and receiving acoustic signals, a hearable can recognize changes in an acoustic circuit to perform gesture recognition. Gesture recognition involves recognizing a muscle-based gesture and / or an object-based gesture. With gesture recognition, the hearable can support a voice-free and / or hands-free user interface that enables the user to control an operation of the hearable or a computing device that is coupled to the hearable. This voice-free and / or hands-free user interface can provide a discreet and socially acceptable means of controlling an electronic device in a variety of different environments. It can also provide additional accessibility for people with various disabilities or physical restrictions.

Methods and systems are disclosed for signal processing, in particular of an entrainment signal. A signal processing module is described which comprises a first signal input for receiving an input signal x in, a signal output for providing an output signal x out to an output device, and a second signal input for receiving a recorded signal y. The recorded signal y represents a recording of the output generated by the output device. The signal processing module further comprises signal processing circuitry configured to generate the output signal by adding the input signal and a difference α (x ref - y) between a reference signal and the recorded signal: x out = x in + α (x ref - y). The reference signal can be the input signal, the output signal, or an external reference signal. The input signal can be an entrainment signal.

A method of using an earphone set to deliver binaural beats to a user (e.g., for altering a state of consciousness) and an earphone set 100 therefore are provided. The method involves simultaneously p

An in-ear hearing protection device is provided. The in-ear hearing protection device includes a microphone (410) configured to receive an ambient sound. The in-ear hearing protection device also includes a processor (420) configured to perform an attenuation function on the received ambient sound to provide an attenuated sound. The in-ear hearing protection device also includes a speaker (440) configured to broadcast the attenuated sound. The in-ear hearing protection device also includes a communication module (430) configured to receive a second attenuation function detail from a second in-ear protection device. The processor is configured to calculate a first attenuation function detail and compare the first and second attenuation function details. The performed attenuation function is based on one of the first and second attenuation function details.

Two or more microphone arrays in an ear-worn device such as an earbud may detect a sound generated by a source body. A processor of the earbud may generate, based on the sound, a noise cancellation data package including an anti-phase sound. The processor may transmit the noise cancellation data package to a second earbud to cancel the sound for another body.

Techniques are described herein for classification-based selective pass-through for wearable audio components with active noise control (ANC). Embodiments receive ambient noise with a first artificial neural network pre-trained to classify attention-seeking audio (ASA) components present in the ambient noise. A conditional signal is output based at least on the classification. For example, the first pre-trained network generates an embedded space representation (ESR) characterizing the ASA component, and the conditional signal is based on the ESR. A second artificial neural network is pre-trained to generate a pass-through audio output based on the same ambient audio and the conditional signal, so that the pass-through audio output corresponds to the ASA component. The pass-through audio output is delayed past an ANC processing window so that essentially all the ambient noise except for the ASA component is cancelled by the ANC.

Selective sound allowance for noise cancelling headphones in industrial work environments. According to one embodiment, a method, computer system, and computer program product for allowing selective sound within a noise cancelling headphone are provided. Embodiments can include receiving sound from a noise filled environment. The sound source is a machine in the noise filled environment. Embodiments can include determining that the sound indicates a problem within the noise filled environment. The embodiments can include identifying a severity of the problem. Embodiments can include identifying a user within a boundary range of the problem. The boundary range is based in part on the severity of the problem. The user wears a noise cancelling headphone that actively cancels sound from the noise filled environment. Embodiments can include allowing the sound to be heard within the noise cancelling headphone of the identified user.

A wearable electronic device according to one embodiment may comprise: a display; a microphone; a speaker; at least one processor including a processing circuit; and a memory storing instructions. The instructions, when executed individually or collectively by the at least one processor, may cause the wearable electronic device to acquire sound through the microphone while the wearable electronic device is being worn by a user. The instructions, when executed individually or collectively by the at least one processor, may further cause the wearable electronic device to determine whether the sound acquired through the microphone satisfies a condition for at least partially blocking sound acquired by the wearable electronic device from a real space surrounding the wearable electronic device. The instructions, when executed individually or collectively by the at least one processor, may cause the wearable electronic device to set, on the basis of the acquired sound satisfying the condition, an area in the real space corresponding to a direction from which the sound is acquired as a blocking area. The instructions, when executed individually or collectively by the at least one processor, may cause the wearable electronic device to display, through the display, an indicator representing the blocking area on the basis of a location of the wearable electronic device. The instructions, when executed individually or collectively by the at least one processor, may further cause the wearable electronic device to at least partially block sound acquired from a direction corresponding to the blocking area.

A method for rendering output audio via a wearable audio device is provided. The method includes: (1) generating an aware audio signal based on a playback audio signal and an environmental aware signal corresponding to a feedforward microphone; (2) filtering, via an adaptive filter, the aware audio signal to generate an adapted aware signal; (3) generating an acoustic driver signal based on the adapted aware signal and a feedback audio signal corresponding to a feedback microphone; and (4) rendering, via an acoustic driver, output audio based on the acoustic driver signal. The adaptive filter is configured to adapt based on the aware audio signal and the feedback audio signal.