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Matches 1 - 50 out of 2,181

Document Document Title
WO/2019/154596A1
A remote-control unit (10) is adapted for sending a control signal with instructions as an acoustic signal for controlling a hearing assistive device (20). A calibration method comprises outputting tone frequencies applied by the control...  
WO/2019/156823A1
A device is discussed, such as the hearing assistance device itself and/or an electrical charger cooperating with the hearing assistance device. The device can have one or more accelerometers and a power control module to receive input d...  
WO/2018/051369A3
Methods and apparatus for a battery-less, noise-cancellation headset compatible with 4-pin audio jack are generally described herein. An example device to support a noise cancellation function may include an audio socket including a micr...  
WO/2019/152722A1
Example techniques relate to device spaces and default designations in a media playback system. A device space may create an association between a networked microphone device and one or more playback devices such that certain voice comma...  
WO/2019/152729A1
A method for calibrating an ANC-enabled portable audio device having microphones plays continuously a calibration sound by a calibrated speaker of a test station separate from the device. For each microphone of all the microphones, a mic...  
WO/2019/138054A1
Microphone array calibration that does not require a calibrated source or calibrated reference microphone is provided. We provide a statistical (Bayesian) algorithm that (under condition of reasonable environment noise during calibration...  
WO/2019/139925A1
A system and method of adjusting an audio output in one location so that its propagation into another location is reduced. As a first device in a first location generates sound, a second device in a second location detects the propagated...  
WO/2019/133646A1
A micro-electromechanical system (MEMS) transducer assembly includes a transducer including a condenser microphone, an integrated circuit electrically connected to the transducer to receive an output voltage from the transducer, wherein ...  
WO/2019/129427A1
The present invention relates to a method and a system (1) for generating bass effect, wherein the system (1) comprises at least one bass effect generator (2) having a body (2.1), at least one attachment unit (2.2) provided on the surfac...  
WO/2019/123636A1
A broadcasting system (10) is provided with one loop (1) designed to transmit a signal to a speaker (3) and constituted by a plurality of signal lines (2), one or a plurality of isolators (40) arranged between the signal lines (2) consti...  
WO/2019/123633A1
A sound generator (5) is provided near equipment (4) to be examined that is an object to be measured. A measurement unit (6) acquires a measurement signal received by a sound receiver (2) by causing a test signal, which is a series of un...  
WO/2019/118891A1
Techniques, methods, systems, and other mechanisms for measuring the excursion of a speaker while being actively driven. Measuring excursion can involve attaching a flexible printed coil (FPC), including a sense coil, to the speaker, and...  
WO/2019/115757A1
A first aspect of the invention concerns a method (100) for detecting a malfunction of an acoustic sensor (CA) coupled to an electrochemical generator (GE), comprising a first step (101) of applying an electrical signal (SE) at a given f...  
WO/2019/112660A1
A smart home device (e.g., a voice assistant device) includes an audio control system that determines a set of one or more audio devices to include nearby devices that are capable of providing audio streams that are audibly detected by a...  
WO/2019/108311A1
The present invention relates to systems and methods for operating a microphone mesh network. In one embodiment, a method includes connecting, via a device comprising a processor, to one or more active microphones in an area via a networ...  
WO/2019/097216A1
A method of determining whether a sound has been generated by a loudspeaker comprises receiving an audio signal representing at least a part of the sound. The audio signal is separated into different frequency bands. The signal content o...  
WO/2019/098499A1
An electronic device and an audio system comprising the electronic device are disclosed. The electronic device comprises: a microphone; a communication unit for communicating with an external electronic device; and a processor for, when ...  
WO/2019/092624A1
The invention relates to a monitoring device 10 for monitoring exposure to sound. The monitoring device 10 includes an ear engaging member 12 which is shaped, sized and/or configured to engage and span an opening to an ear canal 16; a so...  
WO/2019/094497A1
Various additional and alternative aspects are described herein. In some aspects, the present disclosure provides a method of testing a system-on-chip (SoC). The method includes generating data for a plurality of audio channels. The data...  
WO/2019/094399A1
A sound localization system includes a multi-mic sound collector and a computing device. The multi-mic sound collector includes a carrier and a plurality of sound receivers removably attached to the sound receivers. The computing device ...  
WO/2019/086151A1
Microphone arrays with an automatic beam focusing function can detect sound sources within a search region in an autonomous manner, capture the sound of the sound sources, and output same, for example for conference telephones. Said micr...  
WO/2019/081358A1
Some embodiments are directed to a microphone calibration system (100) for multiple microphones (110), said microphones being arranged in an area in which moving objects pass the microphones. The system computes a first and second sound ...  
WO/2019/081893A1
This applications relates to methods and apparatus for monitoring a socket (101), to detect a connection status of a mating plug (102), e.g. for monitoring an audio jack socket for connection of an audio jack plug. A monitor (115, 305) i...  
WO/2019/073110A1
An apparatus for audio signal rendering, the apparatus comprising at least one processor (101) configured to: receive at least one microphone audio signal captured by at least one microphone (113, 115, 117) within a capture environment; ...  
WO/2019/071521A1
A headphone performance test system, comprising a headphone to be tested and a test module, the headphone to be tested comprising a plug (300), and the plug (300) comprising a left channel end (310), a right channel end (320) and a groun...  
WO/2019/071527A1
The present invention relates to an auxiliary apparatus for a speaker test, and a speaker testing apparatus. The auxiliary apparatus comprises a circuit board for being fixedly connected to a speaker testing apparatus, wherein the circui...  
WO/2019/075345A1
A memory stores a linear model predicting a preference rating for in-ear headphones. A processor is programmed to display a user interface for measurement of headphones; perform a sweep test of the headphone to create a headphone respons...  
WO/2019/071475A1
The present invention provides a noise-reducing earphones testing method and testing system; a closed chamber is arranged, and an artificial head is arranged at the center of said closed chamber, said artificial head wearing said noise-r...  
WO/2019/071533A1
Provided in the invention is a test method for call power of a smart device, characterized in that the test method comprises: storing a correspondence relationship between at least one preset communication system and a preset analog soun...  
WO/2019/061865A1
Disclosed in the present invention are a method for correcting an array microphone, a device, an equipment and a storage medium. The method comprises: acquiring a voice sampling amplitude group corresponding to each microphone at the sam...  
WO/2019/062751A1
Disclosed in the present application are a method and a device for detecting abnormalities of voice data. In the method, firstly target voice data transmitted via an uplink call path is acquired. As in normal voice data, the proportion o...  
WO/2019/067016A1
In general, the subject matter described in this disclosure can be embodied in methods, systems, and program products for analyzing, by a computing system, one or more signals transmitted to an audio transducer. The computing system dete...  
WO/2019/059941A1
Examples associated with audio component adjusting are described. One example includes storing a degradation for an audio component embedded in a device. A characteristic of the audio component is compared to the degradation model for th...  
WO/2019/052474A1
Disclosed is an audio system management method, comprising: detecting an audio system, and determining a faulty module of the audio system and a fault reason after detecting an audio system fault; selecting, from a plurality of pre-confi...  
WO/2019/051294A1
Systems and methods disclosed herein include, determining that a requirement exists to output a system response. In response to determining that a requirement exists to output a system response, (i) setting a system response volume for a...  
WO/2019/041314A1
The present invention discloses a security protection method and apparatus, and a smart speaker. The method comprises the following steps: acquiring an ambient sound; determining whether the ambient sound is abnormal; and transmitting al...  
WO/2019/045304A1
Disclosed are: an active noise canceling (ANC) test module which is used to test the ANC performance of earphones during a process for manufacturing the earphones having an ANC function; and an ANC test device using same, wherein the ANC...  
WO/2019/034535A1
According to one aspect disclosed herein, there is provided a method of tracking the performance of a microphone forming part of an audio based monitoring system comprising a network of microphones distributed throughout an environment, ...  
WO/2019/033986A1
Provided are a sound playback device detection method, apparatus, storage medium, and terminal. The method comprises: if it is detected that a detection event of a sound playback device has been triggered, playing a preset audio file at ...  
WO/2019/032962A1
Systems, methods, and apparatus for corona detection using audio data are provided. In one example embodiment, the method includes obtaining, by one or more computing devices, audio data indicative of audio associated with an electrical ...  
WO/2019/025789A1
A method, and system, of digital room correction for a device, such as a smart speaker, including a loudspeaker. The method comprises capturing audio from an environment local to the device, for example from one or more microphones of a ...  
WO/2019/025757A1
A controller for an electromechanical transducer is provided. The controller comprises driving means operable to actuate a mechanical output of the transducer; impedance cancelling means operable to at least partially cancel an electrica...  
WO/2019/006779A1
A method and device for adjusting a sound field of an active linear array loudspeaker, and an active linear array loudspeaker system. The active linear array loudspeaker comprises an ultra-bass unit and more than one all-frequency unit. ...  
WO/2019/008362A1
Detection of a blocked microphone involves receiving microphone signals from a plurality of microphones. A plurality of signal feature measures are derived from the microphone signals. The signal feature measures are normalised. The norm...  
WO/2019/009959A1
Disclosed are techniques for detecting a mismatch between a type of an audio socket of an electronic device and a type of an audio jack. In an aspect, an electronic device detects that the audio jack is plugged into the audio socket, acc...  
WO/2019/002849A1
In order to detect a replay attack in a speaker recognition system, at least one feature is identified in a detected magnetic field. It is then determined whether the at least one identified feature of the detected magnetic field is indi...  
WO/2019/002833A1
A method of detecting a replay attack on a voice biometrics system comprises: receiving an audio signal representing speech; detecting a magnetic field; determining if there is a correlation between the audio signal and the magnetic fiel...  
WO/2018/234626A1
An apparatus for generating at least one distance estimate to at least one sound source within a sound scene comprising the least one sound source, the apparatus configured to:receive at least two audio signals from a microphone array lo...  
WO/2018/234746A1
An audio system receives an input signal and, if the input signal has a sparse representation in the frequency domain, comprising components at at least one frequency of interest, the input signal is filtered in at least one band pass fi...  
WO/2018/234619A3
A method, computer-readable medium and apparatus are disclosed for:receiving, via a first track, a near-field audio signal from a near-field microphone;receiving, via a second track, a far-field audio signal from an array comprising one ...  

Matches 1 - 50 out of 2,181