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WO/2021/107495A1 |
Disclosed is an electronic apparatus configured to identify a location of an object. The electronic apparatus includes: a sound output unit comprising sound output circuitry; and a processor configured to: obtain first sound information ...
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WO/2021/108645A1 |
A controller in a wireless system is configured, in a first mode, to communicate directly with a wireless microphone, via a first wireless protocol, in order to control the wireless microphone, and, in a second mode, to communicate using...
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WO/2021/106735A1 |
An active noise reduction device (10) is provided with: a reference signal input terminal (11) to which a reference signal which is outputted by a reference signal source (51) attached to a vehicle (50) and which has a correlation with n...
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WO/2021/099950A1 |
A method, including an action of receiving first data based on data based on ambient sound captured with a first microphone, and further including an action of receiving second data based on data based on the ambient sound captured with ...
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WO/2021/096943A1 |
A first playback device, while operating in a first media playback system, receives from a computing device over a WAN an indication that a second playback device operating in a second media playback system has initiated sharing of a pla...
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WO/2021/089981A1 |
A method for use in a biometric process, comprising: with a headset in a known acoustic environment, applying an acoustic stimulus at a first transducer of the headset; receiving a response signal at a second transducer of the headset, t...
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WO/2021/089980A1 |
A method for diagnosing a condition of a first headset enclosed in a headset enclosure. The method comprises playing a first audio stimulus through a first speaker of the headset; detecting a first response signal derived by a first tran...
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WO/2021/086370A1 |
A computer-implemented method including: triggering, with at least one processor, an acoustic wave generator to generate a predefined acoustic wave directed toward a 3-dimensional (3D) layout associated with an entity from plurality of e...
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WO/2021/082874A1 |
Disclosed are an earphone ear-oriented debugging method, apparatus and system, and a wireless earphone. The method comprises: determining an in-ear state signal indicating that a first earphone and a second earphone are in an in-ear stat...
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WO/2021/081535A1 |
A self-calibration system may include a housing including a first calibration circuit configured to coordinate with a second calibration circuit to execute a calibration sequence for an active noise cancelling (ANC) earphone. The housing...
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WO/2021/074651A1 |
A hearing protection device (500) arranged to provide an acoustic barrier is disclosed. The hearing protection device (500) includes a microphone (502) arranged to measure sound behind the acoustic barrier. The device (500) determines wh...
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WO/2021/074093A1 |
The invention relates to a transducer group for a device for measuring or stimulating by means of signals received or transmitted by the transducer group. The transducer group is in particular a loudspeaker group used for a device for st...
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WO/2021/064736A1 |
An acoustic chamber comprising: an enclosure that is internally coated with a flexible coating, the flexible coating comprising one or more phono-absorbing materials; an actuator configured to exert pressure on and change the geometry of...
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WO/2021/067027A1 |
The present disclosure provides systems and method for determining a background noise level. The device may receive audio from two or more microphones. The audio may include a first signal and a second signal, such that each microphone r...
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WO/2021/056485A1 |
The present invention relates to a quality inspection device, and in particular, to a full-automatic quality inspection device for high-tone-quality headphones. The technical problem solved is to provide a full-automatic quality inspecti...
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WO/2021/055629A1 |
A personal audio device (e.g., headphones, earphones) can have an earpiece (e.g., an ear cup or earbud) with a removable cushioning member (e.g., headphone cushions or ear tips for earbuds). The cushioning member can include an identific...
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WO/2021/047116A1 |
Disclosed in the present application are a wireless earphone synchronization detection method, an apparatus, wireless earphones and a computer-readable storage medium, the method comprising: when wireless earphones initiate a target acti...
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WO/2021/050354A1 |
Embodiments herein relate to ear-worn devices that can track exposure to hearing degrading conditions and/or provide notifications or warnings regarding the same. In an embodiment, an ear-worn device is included having a control circuit,...
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WO/2021/050381A1 |
Methods and apparatus for configuring a portable communication device are disclosed. The methods include receiving an incoming audio signal, adjusting the incoming signal audio level based on a volume control setting, generating an ultra...
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WO/2021/043414A1 |
An improved microphone blocking detection method and system that utilizes control information from a control unit (4) capable of detecting wind noise or handling noise from microphone signals, optionally combined with signals from inner ...
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WO/2021/045628A1 |
The invention relates to a method and system for detection of an object in proximity to an electronic device, which method comprises the steps of: - producing, via the processing unit using one or more parameters relating to a loudspeake...
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WO/2021/038297A1 |
Examples disclosed herein are relevant to testing capacitors to identify potentially faulty DC blocking capacitors in implantable stimulators. In an example, the test includes selecting an active electrode, a return electrode, and a refe...
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WO/2021/032106A1 |
A method for calibrating an optical sensor in a Bluetooth headset, and a Bluetooth headset. The Bluetooth headset comprises an optical sensor and a command execution apparatus, wherein the Bluetooth headset is connected to a fit charging...
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WO/2021/032766A1 |
An apparatus, method and computer program product for receiving captured spatial audio information comprising at least one audio signal and at least one audio parameter for controlling the at least one audio signal, receiving an instruct...
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WO/2021/030334A1 |
Disclosed herein are example techniques to facilitate calibrating a portable playback device. An example implementation involves determining that a playback device is to perform an equalization calibration of the playback device and init...
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WO/2021/030767A1 |
A method is provided, including: defining a plurality of frequency bins; sending, during a training phase, a test signal at different amplitude levels to one or more speakers, and gathering resulting test voltage (V) and current (I) poin...
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WO/2021/021429A1 |
An ear-worn electronic device comprises a housing configured to be supported by, at, in or on an ear of a wearer. Electronic circuitry is disposed in the housing and comprises a processor. A power source and a receiver or a speaker are r...
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WO/2021/021682A1 |
Methods for rendering audio for playback by two or more speakers are disclosed. The audio includes one or more audio signals, each with an associated intended perceived spatial position. Relative activation of the speakers may be a cost ...
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WO/2021/021460A1 |
A rendering mode may be determined for received audio data, including audio signals and associated spatial data. The audio data may be rendered for reproduction via a set of loudspeakers of an environment according to the rendering mode,...
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WO/2021/021018A1 |
A device for monitoring the integrity of a membrane module. The device has a piezoelectric sensor capable of generating a voltage when exposed to vibrations and a light emitting diode electrically connected to the piezoelectric sensor, t...
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WO/2021/021111A1 |
A method includes outputting, by a computing device, to a remote computing device, test audio data; determining, by the computing device, whether audio data detected by an audio input device includes the test audio data; and responsive t...
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WO/2021/021468A1 |
A system reduces power consumption by optimizing a selection of acoustic sensors of a sensor array based on environmental parameters of a local area. The system includes the sensor array including the acoustic sensors configured to detec...
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WO/2021/008976A1 |
The invention relates to an evaluation device (6) for analysing a public address system (1), the public address system (1) comprising at least one loudspeaker (3a-3d) and at least one audio signal output unit (4), the loudspeaker (3a-3d)...
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WO/2021/007872A1 |
Disclosed are a high sound pressure microphone calibrating device, system and method. Said device comprises a loudspeaker and a coupling cavity; the loudspeaker is fixedly arranged at the bottom of the coupling cavity to form a loudspeak...
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WO/2021/007254A1 |
A computer system establishes a wireless connection with a pair of wearable audio output devices that includes: a first device with one or more first microphones, and a second device with one or more second microphones. The system detect...
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WO/2021/005225A1 |
A method and apparatus are provided for generating a directional output signal from sound received by at least two microphones arranged as microphone array. The method includes transforming the sound received by each of said microphones ...
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WO/2021/002233A1 |
This control circuit is provided with: a voltage output circuit control unit which controls a voltage output circuit so as to apply a voltage corresponding to a second control signal across an electrostatic transducer when a first contro...
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WO/2021/002117A1 |
This control circuit comprises: a voltage output circuit control unit that, when a first control signal is at a first level, controls a voltage output circuit such that a voltage based on a second control signal is applied across both en...
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WO/2020/257491A1 |
A method for self-calibrating a sound pickup process that uses a microphone array in a wearable device that also includes a loudspeaker, where the microphone array being in a physical arrangement with respect to the loudspeaker. The meth...
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WO/2020/249378A1 |
The invention relates to a signal level display (2) for an audio device (1), comprising a first lamp (7) of a first color and a second lamp (8) of a second color, and comprising a control device (10) for controlling the lamps (7), (8) on...
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WO/2020/251088A1 |
Disclosed are a sound map generation method and a sound recognition method using a sound map, which are applied to a robot capable of recognizing sounds. The sound map generation method comprises the steps of: receiving sounds; extractin...
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WO/2020/247113A1 |
An audio accessory having a locally stored and executed policy. The policy includes a rule related to audio output generation. The audio accessory can be a peripheral audio accessory, and the policy can be stored on the peripheral audio ...
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WO/2020/247811A1 |
Techniques for allocating audio data between a first playback device and a second playback device are disclosed. The audio data comprises a plurality of audio portions and the method comprises: detecting a trigger associated with the fir...
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WO/2020/240338A1 |
The invention relates to a system comprising a hearing protection device (13) configured to be worn by a user (10); one or more audio output devices (26) configured to generate one or more audio signals, a computing device (60) comprisin...
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WO/2020/238702A1 |
Disclosed is a method for testing a power amplifier, wherein same belongs to the field of hardware testing. In the present invention, a control end is used to control a test end to sequentially perform, according to a test rule, tests on...
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WO/2020/229205A1 |
The invention provides a lighting device for determining and conveying an intelligibility of an audio signal, wherein the audio signal comprises a plurality of occurrences of a repeating audio feature, wherein each occurrence of the repe...
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WO/2020/223002A1 |
A method for determining a direct current impedance of a transducer may include receiving an input signal indicative of an electrical power consumed by the transducer and calculating, by a thermal model of the transducer, the direct curr...
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WO/2020/223009A1 |
Sound effects (SFX) are registered (202) in a database for efficient search and retrieval. This may be accomplished by classifying (200) SFX and using a machine learning engine to output a first of the classified SFX for a first computer...
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WO/2020/222928A1 |
A computer implemented method includes receiving audio signals representative of speech via multiple audio channels transmitted from corresponding multiple distributed devices, designating one of the audio channels as a reference channel...
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WO/2020/213869A1 |
Disclosed is an acoustic device including: a housing; a speaker disposed inside the housing; a microphone disposed inside the housing; a speaker hole that is formed passing through from the inside of the housing to a first portion of the...
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