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Patent Searching and Data


Matches 1 - 50 out of 2,251

Document Document Title
WO/2019/145408A1
A signal processing system and method is disclosed for applying time-based effects to an N-channel audio input signal for reproduction on a set of loudspeakers having a predetermined configuration. A first M-channel audio signal is produ...  
WO/2019/142881A1
A speaker controller (3) has a switch (380) inserted in the middle of a speaker wiring that supplies a sound signal to a speaker (4), a switch control circuit (300) for retrieving an ON/OFF control signal that indicates the ON/OFF of a s...  
WO/2019/136460A1
A system (400) and method for incorporating Voice-Controlled ("VC") or smart speaker system features into a separate high-performance host loudspeaker system (604) includes a "Smart Puck" VC module (404) programmed to incorporate VC func...  
WO/2019/130788A1
This sound volume control device is connected to a sound output system which amplifies a signal of broadcast sound from a broadcast sound source and outputs the amplified signal from a speaker. The sound volume control device is provided...  
WO/2019/127020A1
A wireless audio transmission system, comprising a wireless audio transmitter (100b) matching an audio input device in a plug-in manner and used for sending an audio signal, and a wireless audio receiver (100a) connected to an audio outp...  
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/2019/110805A1
Systems and techniques are provided for audio synchronization and delay estimation. Audio metadata including a first discrete Fourier transform representation may be received. An audio signal may be pre-processed. A second discrete Fouri...  
WO/2019/097161A1
The invention relates to a public address method for live broadcast, in a helmet (7), of an audio signal (8) conditioned from a plurality of raw audio channels (6), characterised in that it comprises: a pre-processing phase (100) compris...  
WO/2019/081848A1
The present invention relates to a spatial arrangement (1000) for optimising the broadcasting of a sound signal and thus replacing the conventional stereo systems. For this purpose, the spatial arrangement (1000) is capable of broadcasti...  
WO/2019/083902A1
A security system can use video analytics and/or other input parameters to identify a theft event. Optionally, the security system can take remedial action in response. For example, the security system can use video analytics to determin...  
WO/2019/074564A1
Systems and methods are disclosed for adaptation of presentation speed for content presentation (e.g., audio content presentation). For example, methods may include obtaining an indication of motion within a space; adjusting a presentati...  
WO/2019/072401A1
In some implementations, the disclosed technology determines that a microphone is likely closer to a sound source compared to other microphones partially based on determining a spectral standard deviation associated with an audio signal ...  
WO/2019/073549A1
According to a microphone authentication method, a sound emission device (2) transmits authentication information to sound collection devices (3A, 3B, 3C). The sound collection devices (3A, 3B, 3C) receive the authentication information ...  
WO/2019/071502A1
Provided in the present invention is a sound amplification method for use in a microphone of a smart device, characterized in that the sound amplification method comprises: when the smart device is connected to at least one external audi...  
WO/2019/073439A1
A system of crosstalk cancelled zone creation in audio playback comprising: main transducers emitting stereo soundwaves of an audio playback; a local system comprising at least two or more close-proximity-transducers (CPTs, each is arran...  
WO/2019/058502A1
The present invention enables public addresses to be made within a train at an appropriate sound volume. A data storage unit 7 associatively stores noise information indicating a noise volume measured in the past while a train is traveli...  
WO/2019/055732A1
The systems and methods described herein provide an audio system and modules that include speakers that can be packaged in new locations, and/or that can be driven by a local amplifier (amp). The new audio system can be easily upgraded w...  
WO/2019/050769A1
A network media system forms a group comprising a first networked device and a second networked device using a first media playback protocol. The network media system includes the first networked device and the second networked device. T...  
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/2019/029783A1
An automatic audio transcription method comprises: sending an audio stream (38) and an identifier (36) of the audio stream (38) from a microphone device (12) to an audio support server (24) and to at least one hearing aid system (14) com...  
WO/2019/005355A1
A portable public address (PA) speaker comprises an enclosure constructed and arranged for positioning at a first position having a vertical orientation to output audio shaped for a first acoustic coverage area, a second position having ...  
WO/2019/005270A1
A loudspeaker assembly comprises an enclosure having a first end and a second end, the first end including an opening; an acoustic driver at the second end of the enclosure; an acoustic volume between the first end and the second of the ...  
WO/2019/005324A1
A speaker sound system assembly comprises an enclosure; a speaker mount housing covering the opening of the enclosure, the speaker mount housing including a hole that exposes an interior of the enclosure and concave horn walls on both si...  
WO/2018/234456A1
An apparatus comprising circuitry configured to generate one or more focused sound sources as virtual loudspeakers of an announcement system.  
WO/2018/223465A1
An adaptive ball-shaped loudspeaker comprises a remote control handle (1), a megaphone (2), a vibration sensor (3), a siren (4), a ball-shaped loudspeaker main body (5), and a digital signal processor (6). The remote control handle (1) i...  
WO/2018/224452A1
The invention relates to a device for playing back an acoustic notice, comprising a detection apparatus, which is designed to detect a voice announcement or an acoustic signaling on the basis of a microphone signal and to provide an acou...  
WO/2018/216195A1
The present invention addresses the problem of providing a loudspeaker device having a small directivity angle in the vertical direction and horizontal direction. The loudspeaker device relating to one embodiment of the present invention...  
WO/2018/215360A1
The invention relates to a method for wireless audio transmission between a wireless transmitter (10) and a wireless receiver (50) in a program making special event (PMSE) system. An audio signal is transmitted from the at least one wire...  
WO/2018/187352A1
A dry audio signal may be received. An envelope of the dry audio signal may be compared to a threshold of the playback device to determine a dry excess. A filter may be applied to the dry audio signal to generate a wet audio signal. An e...  
WO/2018/178667A1
To provide flexibility in multiple loudspeaker combinations, and reduced space requirements, a modular loudspeaker system is provided comprising a first loudspeaker cabinet (10) having a first face (40), and a first loudspeaker (30) for ...  
WO/2018/153642A1
The invention relates to a method for providing sound to persons (10, 20, 30) by means of mobile hearing systems (11, 21, 31) during a talk with a speaker (1), and by means of an audiovisual system (2, 3, 4), the audiovisual system havin...  
WO/2018/140618A1
A microphone module comprises a housing, an audio bus, and a first plurality of microphones in communication with the audio bus. The microphone module further comprises a module processor in communication with the first plurality of micr...  
WO/2018/127298A1
There is provided a microphone assembly (10) to be worn at a user's chest, comprising: at least three microphones (20, 21, 22) for capturing audio signals from the user's voice, the microphones defining a microphone plane; an acceleratio...  
WO/2018/107223A1
A computer implemented method for managing a sound emitting device comprising: receiving data associated with operation of the sound emitting device at a predetermined location; processing said data to determine an operating characterist...  
WO/2018/100233A3
An apparatus for identifying which sound sources are associated with which microphone audio signals, the apparatus comprising a processor configured to: determine/receive a position/orientation of at least one sound source relative to a ...  
WO/2018/070046A1
This failure detection apparatus is provided with: an output unit that outputs from an audio output device a confirmation signal formed by a frequency in a band other than an audible band; an input unit to which an input signal is inputt...  
WO/2018/046643A3
The invention relates to a method (100) for emergency management at a meeting place, comprising a plurality of signal systems, in particular public address systems, which are independent from one another, each having an individual sonica...  
WO/2018/045195A1
A method for operating a wireless audio playback device that has an electro-acoustic transducer and a microphone, wherein the wireless audio playback device is configured for playback of audio signals received from a plurality of digital...  
WO/2018/035008A1
The technology described in this document can be embodied in a method that includes receiving a first signal representative of audio captured using a microphone in communication with an analog communication module. The method also includ...  
WO/2018/029459A1
A method of authorising an audio download is provided. The method comprises : receiving, at a receiving device, a first wireless signal comprising authorisation data; requesting an audio download using the authorisation data; receiving a...  
WO/2018/027156A1
Example techniques involve determining a direction of an NMD. An example implementation includes causing two audio drivers to output audio content, where the audio drivers are positioned at a known distance apart in a given azimuthal pla...  
WO/2018/019667A1
The invention relates to a cabling assembly (1) for connecting multiple microphones (2) and/or instruments to a mixer, wherein the cabling assembly (1) has a multi-channel connection cable (3) with at least one multi-channel cable connec...  
WO/2018/017448A1
A method for synchronizing audio playback by the audio playback devices of a group with at least two audio playback devices, where the group is part of a larger zone of audio playback devices, and where one audio playback device of the z...  
WO/2018/013959A1
Example techniques may involve performing aspects of a spectral calibration using an applied spatial calibration. An example implementation may include receiving data representing spatial filters that correspond to respective playback co...  
WO/2018/005694A1
Embodiments are described for a high-frequency waveguide that improves the performance of large-scale surround sound and immersive audio environments. A horn waveguide is configured to be asymmetric about one of a vertical axis and horiz...  
WO/2017/204473A1
Disclosed are a beacon speaker for guiding a visually impaired person, and a beacon recognition server for recognizing beacon information. The beacon speaker for guiding the visually impaired person comprises: a beacon transmission modul...  
WO/2017/194785A1
According to an example embodiment, a seat arranged for joint production of vibration and sound is provided. The seat comprises vibration means for jointly producing vibration and sound to reproduce an input audio signal provided as inpu...  
WO/2017/195310A1
The present invention has: an information acquiring unit (31) which acquires musical piece information including at least beat position information of musical piece data (11); an illumination control unit (34) which controls an illuminat...  
WO/2017/167562A1
The invention relates to a method and an arrangement for controlling the output volume of at least one acoustic output device (2, 4). The method comprises: recording (A) an acoustic voice signal (46) using a speech recording device (50),...  
WO/2017/162448A1
The present disclosure relates to a sound system comprising a master device comprising a plurality of audio input interfaces and a plurality of wireless audio channels, and a wireless audio rendering device adapted to consume said audio ...  

Matches 1 - 50 out of 2,251