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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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WO/2020/200855A1 |
A subject of the present invention is an enclosure fastening module (100), designed to be fastened to a fastening support outside the module (100), characterized in that the module (100) comprises a longitudinal movable dowel (10), mount...
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WO/2020/197806A1 |
A host device is connected via universal serial bus (USB) connections to one or more external devices with respective speakers. The host device synchronizes playback of audio through the speakers of the USB-connected external devices by ...
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WO/2020/192257A1 |
The present application relates to the field of communications, and particularly relates to an intermediate-frequency digital signal processing method and device that can reduce the hardware implementation costs of a processing device. T...
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WO/2020/186434A1 |
A beamformer, for a differential microphone array (DMA) including a number M of microphones, is constructed based on a specified target directivity factor (DF) value for the DMA. An N order beampattern is generated for the DMA, wherein N...
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WO/2020/181553A1 |
A method and device for identifying production equipment in an abnormal state in a factory, a computing device, a computer-readable storage medium and a computer program product, the method comprising: obtaining environment information s...
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WO/2020/178256A1 |
An apparatus comprises a receiver (201) receiving a multi-channel audio signal representing audio for a scene. An extractor (203) extracts at least one directional audio component by applying a spatial filtering to the multi-channel sign...
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WO/2020/176338A1 |
Aspects of the disclosure relate to using a display as a sound emitter and may relate to an electronic device including a display. In particular a vibration sensor such as an accelerometer is physically coupled to the display and senses ...
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WO/2020/167924A1 |
Systems and methods for detecting and configuring passive speakers within a playback system using a graphical user interface are disclosed. In one embodiment, a method of for detecting and configuration passive speakers in a playback sys...
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WO/2020/167660A1 |
Systems and methods for verbal expression are provided. In one aspect, a verbal expression system may receive a selection of sound identifiers, generate a list of video files associated with the identifiers, receive a selection of one or...
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WO/2020/108255A9 |
The present application discloses an activated carbon acoustic material and a sound-emitting device. The activated carbon material is mainly composed of three elements, i.e. carbon, hydrogen, and oxygen, the mass percentage of carbon bei...
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WO/2020/160703A1 |
A method for diagnosing an audio system in a vehicle comprising generating (101) an audio signal of a particular frequency for at least one speaker in the audio system, transmitting (102) the generated audio signal to a compare function ...
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WO/2020/158195A1 |
A sine wave output unit 2 (audio output unit) outputs an audio signal of a certain frequency to a speaker (10). A sound pickup unit (3) picks up audio outputted from the speaker (10). A signal output control unit (41) controls the freque...
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WO/2020/157517A1 |
A personal vocal monitor system comprises a handheld microphone. The handheld microphone comprises a volume control user interface, a controller operable to generate volume control command data in response to user interaction with the vo...
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WO/2020/154802A1 |
Method, apparatus, and computer-readable media focusing sound signals from plural microphones in a 3D space, to determine audio signal processing profiles to optimize sound source(s) in the space. At least one processor determines plural...
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WO/2020/150030A1 |
Embodiments relate to a microphone that functions as either a digital wireless microphone or a wired passive microphone. The microphone may comprise: a microphone transducer; an analog to digital converter (ADC) coupled to the microphone...
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WO/2020/143472A1 |
A method for correcting acoustic properties of a loudspeaker, an audio device and an electronics device are disclosed. The method comprises: obtaining a volume velocity of a diaphragm of the loudspeaker; obtaining a sound pressure of the...
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WO/2020/143474A1 |
A speaker and a method for displacement measurement in a speaker unit are disclosed. The speaker comprises: a housing; a speaker unit mounted in the housing, which includes a moving part; and a radar sensor, which is placed by using a ch...
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WO/2020/146728A1 |
Loudspeaker parameters are measured separately for various forward and rearward cone displacements, using a test signal (120, 130, 140) that permits measurement of parameters at various degrees of either forward or rearward cone movement...
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WO/2020/143473A1 |
An audio device and an electronics device are disclosed. The audio device comprises: a loudspeaker; a sensing circuit, which senses a voltage and/or a current in the loudspeaker; a first processing circuit, which determines changes of ac...
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WO/2020/146608A1 |
Disclosed is a system and method for individualized hearing aid prescription which consists of a test procedure that enables the fitting of an individualized estimation of the SII model to individual listeners efficiently and an optimiza...
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WO/2020/139559A1 |
The disclosure generally provides methods, systems and apparatus for functional safety systems. Specifically, the disclosure relates to validating functional safety warnings that may be communicated to an operator. Such warnings may incl...
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WO/2020/126843A1 |
Microphone capsules for capacitive or electret microphones often have individual deviations from a desired ideal electro-acoustic response, e.g. the frequency response and the phase response. In particular when multiple microphone capsul...
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WO/2020/130872A1 |
The invention relates to processing and converting acoustic signals into electrical signals in a robot. Interference and the level of an audio signal from the external speakers of a robot are reduced by calibrating the working microphone...
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WO/2020/127836A1 |
Sound reproduction/simulation system (10) comprising at least a sound reproduction device (12) driven by one or more audio signals (15) and a processor (14) for processing an input audio stream (ST) to generate the one or more audio sign...
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WO/2020/125522A1 |
The present application discloses an automatic calibration method, device and apparatus for microphone array and a storage medium. The method comprises the following steps: obtaining digital audio data after respective channels of a micr...
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WO/2020/120945A1 |
This application relates to audio driving circuitry (100), and in particular to audio driving circuitry for outputting first and second audio driving signals for driving a stereo audio load (106), which may be a stereo audio load of an a...
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WO/2020/111284A1 |
A vehicle according to an embodiment of the present invention may comprise: a microphone; a plurality of speakers; a memory for storing a sound field table including corresponding relationships between filter set values, virtual sound it...
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WO/2020/107261A1 |
The present application provides a probabilistic silent failure detection method and apparatus. The probabilistic silent failure detection method comprises: an electronic device determining a sounding frequency corresponding to the elect...
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WO/2020/106505A1 |
Systems and methods can be implemented to include a speaker system with microphone room calibration in a variety of applications. The speaker system can be implemented as a smart speaker. The speaker system can include a microphone array...
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WO/2020/088861A1 |
The present invention relates to systems for optimizing low frequency sounds regardless of the position of the sound source. The present invention in particular relates to a microphone which measures the sound pressure level frequency re...
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WO/2020/084184A1 |
A calibration system for an audibility meter with an acoustic transducer (21,22,23), an audibility meter (1) comprising a calibration device (4) to generate a voltage reference with a specific value in the audibility meter (1) to update ...
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WO/2020/074522A1 |
The present invention relates to a method (100) for controlling the distortion generated by a system having at least one loudspeaker on board a vehicle, said loudspeaker being designed to receive an audio signal. The method according to ...
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WO/2020/075965A1 |
An electronic device is provided. The electronic device includes a communicator comprising communication circuitry; a speaker; and a processor configured to control the electronic device to: output a first sound via the speaker and contr...
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WO/2020/076062A1 |
A method includes detecting, by a speaker system including a microphone, one or more boundaries within a proximity to the speaker system. The speaker system adjusts an output of the speaker system based on the one or more detected bounda...
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WO/2020/071200A1 |
In order to enable a user to measure his/her own head-related transfer characteristic with high precision, provided is an information processing device (10) equipped with a interface control unit (140) for controlling a user interface re...
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WO/2020/061439A1 |
Systems and methods for optimizing voice detection via a network microphone device, NMD, are disclosed. In one example, individual microphones of a network microphone device detect sound. The sound data is captured in a first buffer and ...
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WO/2020/053074A1 |
An apparatus comprising means for: simultaneously controlling content rendered by a hand portable device and content rendered by a spatial audio device; and providing for rendering to a user, in response to an action by the user, of a fi...
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WO/2020/051546A1 |
Examples of systems and methods described herein may estimate a state of the ear canal of a patient utilizing a smart phone by characterizing acoustic waveforms reflected off the patient's eardrum. Examples may include an acoustic focusi...
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WO/2020/045892A1 |
The present invention relates to a clothes-processing device comprising: a cabinet comprising a body, a body front surface fixed to the body and forming the front surface, and an introduction opening formed through the body front surface...
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WO/2020/047094A1 |
Systems and methods for authenticating a passive speaker include (i) activating, by a playback device configured to drive the passive speaker, a passive speaker identification circuit of the passive speaker by providing an identification...
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WO/2020/034544A1 |
Disclosed are an earphone wearing status detection method and device and an earphone. The method comprises: acquiring a type of an environment in which an earphone is located, wherein environment types comprise a noisy environment type a...
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WO/2020/033772A1 |
A digital microphone includes built-in self-test features. The features may include capability to apply different bias voltages to a MEMS capacitor sensor of the digital microphone, simulating application of different sound pressures to ...
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WO/2020/033685A1 |
The various implementations described herein include methods, devices, and systems for automatic audio equalization. In one aspect, a method is performed at an audio device having one or more processors, memory, and a plurality of device...
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WO/2020/027501A1 |
An electronic device, according to various embodiments of the present invention, comprises: a housing comprising a sound path through which sound is outputted; a sound output device which is disposed in at least one part of the housing a...
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WO/2020/028280A1 |
A method of calibrating a feedback-based noise cancellation system of an ear device may involve obtaining a measured plant response of the ear device, obtaining a reference plant response value and determining a plant response variation ...
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WO/2020/027895A1 |
A method of presenting a soundscape in an environment space using a plurality of controllable speakers arranged the space is provided. A spatial audio engine may access a spatial audio file defining a digital representation of the sounds...
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WO/2020/023633A1 |
Some systems include an acoustic sensor array configured to receive acoustic signals, an electromagnetic imaging tool configured to receive electromagnetic radiation, a position sensor configured to output position information, memory, a...
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WO/2020/019857A1 |
Disclosed are a microphone hole blocking detection method and a related product. The method comprises: acquiring a sound wave in a pre-set frequency band by means of a microphone of a first wireless earphone, wherein the pre-set frequenc...
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WO/2020/019844A1 |
Disclosed are a speech data processing method and a related product. The method comprises: when an acquisition instruction for target speech data is received, executing a first operation and a second operation in parallel, wherein the fi...
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