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Patent Searching and Data


Matches 1 - 50 out of 33,592

Document Document Title
WO/2021/085476A1
The present invention pertains to a sound emission device provided with: a speaker unit; and an enclosure of the speaker unit, which has an opening unit that forms a Helmholtz resonator. The resonance frequency Fr of the Helmholtz resona...  
WO/2021/082263A1
Disclosed is a method for communication between a wireless earphone and a charging case. In the method, by means of a case opening and closing state of the charging case, configuration of a working attribute for a first I/O interface may...  
WO/2021/085981A1
Disclosed is a vehicle speaker including a first speaker assigned to output a low frequency band and a second speaker assigned to output a high frequency band. The first speaker and the second speaker may be installed on one surface of a...  
WO/2021/086624A1
An audio device can sense sound in a physical environment using a plurality of microphones to generate a plurality of microphone signals. Clean speech can be extracted from microphone signals. Ambience can be extracted from the microphon...  
WO/2021/084905A1
A sound pickup device (10) for picking up a target sound outputted from a sound source by a user is provided with: a first input unit to which image data generated by a camera (11) is inputted; a second input unit to which a sound signal...  
WO/2021/086797A1
Systems and methods for protecting a loudspeaker from excessive excursion include an audio source, an adaptive excursion protection filter, an audio clipper, an inverse excursion protection filter, an amplifier and a loudspeaker. The sys...  
WO/2021/085174A1
The present invention pertains to a voice processing device and a voice processing method with which it is possible to minimize acoustic feedback more assuredly. Provided is a voice processing device equipped with a signal processing uni...  
WO/2021/087523A1
To provide improved feedback reduction in hearing assistance devices, technical solutions described herein include remeasuring a feedback path and updating adaptive feedback cancellation parameters whenever a user receives and plays an a...  
WO/2021/087474A1
Embodiments included herein generally relate to managing low frequencies of an output signal. For example, a method may include: measuring a sound pressure level (SPL) of a speaker; dynamically selecting a cutoff frequency for operating ...  
WO/2021/086744A1
In one example, a video endpoint obtains, from a vertical microphone array, a first audio signal including audio from a target sound source and audio from a horizontally- displaced sound source. The video endpoint obtains, from a horizon...  
WO/2021/085506A1
This vibration control device, which uses a signal to control vibrations arising from a vibration device, is provided with an energy control unit (113) which converts the waveform of the signal while maintaining the energy of the signal.  
WO/2021/087377A1
Embodiments include a microphone array comprising a first plurality of directional microphone elements arranged in a first cluster formed by directing a front face of said microphone elements towards a center of the first cluster, and a ...  
WO/2020/113017A9
The present disclosure provides an audio playback system adapted to automatically switch an active microphone back and forth between two or more devices. For example, where the system is a pair of earbuds, where each earbud is worn by a ...  
WO/2021/079690A1
Provided are a content reproduction program, a content reproduction apparatus, a content reproduction method, and a content reproduction system that enable reproducing acoustics as closely as possible to that intended by a game producer ...  
WO/2021/079640A1
The present invention provides an information processing device for processing video or audio outputted from a television through the use of artificial intelligence. This information processing device is provided with: an acquisition u...  
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...  
WO/2021/078895A1
A concept for modifying a loudspeaker signal to prevent excessive diaphragm deflection, in which a diaphragm deflection signal is predicted block by block, in overlapping time blocks, on the basis of the loudspeaker signal, in order to o...  
WO/2021/078356A1
Apparatus for processing an audio signal comprising a number of samples, particularly so as to generate missing harmonics of low-frequency components in the audio signal, the apparatus comprising at least one audio processing device conf...  
WO/2021/072980A1
Disclosed are a headset data transmission method, system, and device, and a computer storage medium, applied to headsets. The method comprising: obtaining a first data type of data to be transmitted; obtaining a second data type of a set...  
WO/2021/075108A1
The present technology pertains to a signal processing device and method, and a program which enable characteristics of a plurality of speakers to be more easily obtained. This signal processing device is provided with a correction value...  
WO/2021/073731A1
A valve-based pressure release in a microphone front cavity (108) is provided. One or more valves (104) are disposed between the front cavity (108) and surrounding air. These valves (104) will be opened when a desired pressure level is e...  
WO/2021/075118A1
The present invention provides an image display device capable of automatically turning the front of a three-dimensional object represented by a three-dimensional image toward a user. This image display device is provided with: a display...  
WO/2021/076051A1
Provided in the present invention is a stereo sound box, comprising: a box body. Two sound generating units are provided on a surface of the box body, correspondingly for a left sound channel and a right sound channel. The sound generati...  
WO/2021/072558A1
There is described a method for synchronizing a viewer-effect signal of a media content with a media signal of the media content. The method generally has: capturing an audio portion of the media signal from a surrounding environment usi...  
WO/2021/076048A1
An audio device includes a first earbud and a second earbud, each of which is configured to establish respective first and second wireless links with an audio source, and receive, from the audio source, audio information over the respect...  
WO/2021/074502A1
The invention relates to the processing of audio signals acquired by a least one microphone, of ambisonic type for example, with a view to locating at least one audio source in a space comprising at least one wall. A time-frequency trans...  
WO/2021/072294A1
An audio device including a housing having a side facing outwardly of the housing, the housing further having a first mounting position disposed on the side. The side has a first portion and a second portion, the first portion opposite t...  
WO/2021/069793A1
An apparatus comprising means configured to: receive a spatial audio signal, the spatial audio signal comprising at least one audio signal (122) and spatial metadata (124) associated with the at least one audio signal; obtain a room effe...  
WO/2021/071222A1
Disclosed are an electronic device for transmitting audio data to a plurality of external electronic devices, and a method for controlling same. An electronic device according to various embodiments of the present disclosure comprises: a...  
WO/2021/071887A1
A speaker system uses multiple sound chambers having phi ratios to create a dampening effect to filter out incoherent sounds, thus creating an enhanced listening experience that feels very natural to the listener. The speaker system has ...  
WO/2021/070278A1
A noise suppressing device (100) converts an observation signal to spectral components (X1(ω, τ)) of a plurality of channels; calculates an arrival time difference (δ(ω, τ)) on the basis of spectral components of a plurality of fram...  
WO/2021/071272A1
The present disclosure relates to a method, an apparatus, a computer program, and a recording medium thereof for managing sound exposure in a wireless communication system. A method for reporting a volume level in a wireless communicatio...  
WO/2021/068167A1
The present application discloses an audio device that has an inhibitory effect on sound waves emitted by a near-field sound source within a specified range and has an amplification effect on sound waves emitted from a far-field sound so...  
WO/2021/071743A1
This application is directed to acoustic chambers that can be incorporated into headsets to improve consistency of sound reproduction between a left and right earcup. Headsets, especially wireless headsets, need to hold many different co...  
WO/2021/064368A1
Disclosed is a method of operating an array of receiver devices (6) as a phased array. The receiver devices (6) are in a fixed mutual relationship within a zone (2) and each receiver device (6) comprises a photovoltaic element (16). The ...  
WO/2021/065560A1
The present invention pertains to an information processing device, an information processing method, and a program with which it is possible to suppress howling that occurs when vibration is outputted in response to an input sound. An i...  
WO/2021/065080A1
This voice processing system comprises: a first microphone that outputs a first signal based on a first audio signal; one or more microphones, each of which outputs a microphone signal based on a voice signal; one or more adaptive filter...  
WO/2021/064917A1
A relationship determination device including: a substantially-spherical base unit comprising an N number of recesses on the surface thereof, N being an integer of at least 2 and said recesses having a prescribed distance therebetween; a...  
WO/2021/065095A1
Provided is a signal processing device that performs noise canceling by combining a feedforward method and a feedback method. The signal processing device comprises: a correlation calculation unit which calculates a correlation between...  
WO/2021/060680A1
Methods and systems are provided for recording mixed audio signal and reproducing directional audio. A method includes receiving a mixed audio signal via plurality of microphones; determining an audio parameter associated with the mixed ...  
WO/2021/061382A1
An audio system presented herein includes a transducer array, a sensor array, and a controller. The transducer array presents audio content to a user. The controller controls the transducer array to adjust a level of tactile content impa...  
WO/2021/059422A1
Provided is a vibration presentation system by which a user, when experiencing vibrations at various parts of the body, can sense the vibrations without an unnatural feeling. This vibration presentation system presents, with regard to me...  
WO/2021/062276A1
A system for haptic stimulation includes: an actuation subsystem having a set of actuators, a support subsystem, a rigid housing, a sensor subsystem, a control module, and an electrical subsystem. A method for manufacturing a system for ...  
WO/2021/058858A1
According to an example embodiment, a method for processing an input audio signal (101) in accordance with spatial metadata (103) so as to play back a spatial audio signal in a device (50) in dependence of at least one sound reproduction...  
WO/2021/061680A2
Embodiments are disclosed for hybrid near/far-field speaker virtualization. In an embodiment, a method comprises: receiving a source signal including channel-based audio or audio objects; generating near-field gain(s) and far-field gain(...  
WO/2021/059399A1
This acoustic device (2) is provided with: a constitution information acquisition unit (82) which acquires musical piece constitution information that indicates the constitution of a musical piece including lyrics; a lyric information ac...  
WO/2021/060600A1
The present invention relates to an acoustic control system and an acoustic control interface for a horizontal array type sound playback apparatus that comprises a plurality of speaker modules and uses wave field synthesis, the acoustic ...  
WO/2021/058857A1
A method comprising: obtaining at least two audio signals for reproduction, each of the at least two audio signals associated with a respective one of at least two reproduction locations (211, 213, 215, 231, 233) within an audio reproduc...  
WO/2021/060500A1
This signal processing device comprises: an acquisition unit for acquiring an acoustic signal; a measurement unit for measuring an acoustic level of the acoustic signal for every one of first frequency bands, which are a plurality of fre...  
WO/2021/059423A1
Provided is a vibration presentation system with which, when a user experiences vibration in various regions of the body and/or when a plurality of users experience vibration, convenience is improved. A vibration presentation system for ...  

Matches 1 - 50 out of 33,592