Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels

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HELECTRICITY H04Electric communication H04SSTEREOPHONIC SYSTEMS H04S2400/00Details of stereophonic systems covered by H04S but not provided for in its groups

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H04S2400/03Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels

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Patents Grantslast 30 patents

Information Patent Grant
Advanced stereo coding based on a combination of adaptively selecta...
- Patent number 12,308,033
- Issue date May 20, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio decoder for interleaving signals
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- Issue date May 6, 2025
- DOLBY INTERNATIONAL AB
- Kristofer Kjörling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Parameter encoding and decoding
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- Issue date Apr 15, 2025
- Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Alexandre Bouthéon
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Loudness adjustment for downmixed audio content
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- Issue date Apr 15, 2025
- Dolby Laboratories Licensing Corporation
- Michael C Ward
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Parameter encoding and decoding
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- Issue date Apr 1, 2025
- Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Alexandre Bouthéon
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Noise filling in multichannel audio coding
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- Issue date Mar 11, 2025
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Maria Luis Valero
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Reconstruction of audio scenes from a downmix
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- Issue date Mar 4, 2025
- DOLBY INTERNATIONAL AB
- Toni Hirvonen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method for processing an audio signal in accordance with a room imp...
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- Issue date Feb 25, 2025
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Simone Neukam
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Information Patent Grant
Method for processing an audio signal, signal processing unit, bina...
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- Issue date Feb 25, 2025
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Simone Neukam
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Downmixer and method of downmixing
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- Issue date Feb 18, 2025
- Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Franz Reutelhuber
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Information Patent Grant
Selectable linear predictive or transform coding modes with advance...
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- Issue date Feb 11, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio channel spatial translation
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- Dolby Laboratories Licensing Corporation
- Mark F. Davis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of rendering one or more captured audio soundfields to a lis...
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- Richard J. Cartwright
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Information Patent Grant
Methods, apparatus and systems for encoding and decoding of multi-c...
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- Oliver Wuebbolt
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Information Patent Grant
Apparatus and method for processing multi-channel audio signal
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- Issue date Jan 14, 2025
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- Tammy Lee
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Information Patent Grant
Parametric stereo upmix apparatus, a parametric stereo decoder, a p...
- Patent number 12,192,734
- Issue date Jan 7, 2025
- Koninklijke Philips N.V.
- Erik G. P. Schuijers
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Loudness adjustment for downmixed audio content
- Patent number 12,185,077
- Issue date Dec 31, 2024
- Dolby Laboratories Licensing Corporation
- Michael C Ward
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus and method for generating a diffuse reverberation signal
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- Issue date Dec 31, 2024
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- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Real-time low-complexity stereo speech enhancement with spatial cue...
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Information Patent Grant
Audio processing in immersive audio services
- Patent number 12,167,219
- Issue date Dec 10, 2024
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- Stefan Bruhn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound signal downmixing method, sound signal coding method, sound s...
- Patent number 12,165,659
- Issue date Dec 10, 2024
- Nippon Telegraph and Telephone Corporation
- Ryosuke Sugiura
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Representing spatial audio by means of an audio signal and associat...
- Patent number 12,156,012
- Issue date Nov 26, 2024
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- Stefan Bruhn
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Information Patent Grant
System for and method of generating an audio image
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- Issue date Nov 26, 2024
- AUDIBLE REALITY INC.
- Matthew Boerum
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Information Patent Grant
Decoding of audio scenes
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- Issue date Nov 19, 2024
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- Heiko Purnhagen
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Information Patent Grant
Rendering spatial audio content
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- Issue date Nov 12, 2024
- Nokia Technologies Oy
- Lasse Juhani Laaksonen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound signal downmixing method, sound signal coding method, sound s...
- Patent number 12,136,427
- Issue date Nov 5, 2024
- Nippon Telegraph and Telephone Corporation
- Ryosuke Sugiura
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Information Patent Grant
Arrangement for distributing head related transfer function filters
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- Issue date Oct 29, 2024
- Apple Inc.
- Antti J. Vanne
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio encoding and decoding using presentation transform parameters
- Patent number 12,131,744
- Issue date Oct 29, 2024
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- Dirk Jeroen Breebaart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sound signal downmixing method, sound signal coding method, sound s...
- Patent number 12,119,009
- Issue date Oct 15, 2024
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- Ryosuke Sugiura
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Dialog detector
- Patent number 12,118,987
- Issue date Oct 15, 2024
- Dolby Laboratories Licensing Corporation
- Lie Lu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...
- Publication number 20250166638
- Publication date May 22, 2025
- DOLBY INTERNATIONAL AB
- Heiko PURNHAGEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...
- Publication number 20250166637
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- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...
- Publication number 20250166636
- Publication date May 22, 2025
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- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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APPARATUS, METHOD OR COMPUTER PROGRAM FOR GENERATING AN OUTPUT DOWN...
- Publication number 20250166654
- Publication date May 22, 2025
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Franz REUTELHUBER
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Downmixer and Method of Downmixing
- Publication number 20250149047
- Publication date May 8, 2025
- Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
- Franz REUTELHUBER
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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SYSTEM FOR AND METHOD OF GENERATING AN AUDIO IMAGE
- Publication number 20250150774
- Publication date May 8, 2025
- AUDIBLE REALITY INC.
- Matthew BOERUM
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DECODING OF AUDIO SCENES
- Publication number 20250140268
- Publication date May 1, 2025
- DOLBY INTERNATIONAL AB
- Heiko PURNHAGEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOUDNESS ADJUSTMENT FOR DOWNMIXED AUDIO CONTENT
- Publication number 20250126427
- Publication date Apr 17, 2025
- Dolby Laboratories Licensing Corporation
- Michael C. Ward
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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REPRESENTING SPATIAL AUDIO BY MEANS OF AN AUDIO SIGNAL AND ASSOCIAT...
- Publication number 20250119698
- Publication date Apr 10, 2025
- DOLBY INTERNATIONAL AB
- Stefan BRUHN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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AUDIO PROCESSING IN IMMERSIVE AUDIO SERVICES
- Publication number 20250088816
- Publication date Mar 13, 2025
- Dolby Laboratories Licensing Corporation
- Stefan Bruhn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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System and Method for Speech Enhancement in Multichannel Audio Proc...
- Publication number 20250087230
- Publication date Mar 13, 2025
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Generating Binaural Audio in Response to Multi-Channel Audio Using...
- Publication number 20250080943
- Publication date Mar 6, 2025
- Dolby Laboratories Licensing Corporation
- Kuan-Chieh YEN
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APPARATUS AND METHOD FOR AUDIO RENDERING EMPLOYING A GEOMETRIC DIST...
- Publication number 20250071496
- Publication date Feb 27, 2025
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Simone NEUKAM
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STEREO AUDIO ENCODER AND DECODER
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- Publication date Feb 13, 2025
- DOLBY INTERNATIONAL AB
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- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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APPARATUS AND METHOD FOR PROCESSING MULTI-CHANNEL AUDIO SIGNAL
- Publication number 20250056178
- Publication date Feb 13, 2025
- Samsung Electronics Co., Ltd.
- Sunghee HWANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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BINAURAL RENDERING FOR HEADPHONES USING METADATA PROCESSING
- Publication number 20250045010
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- Dolby Laboratories Licensing Corporation
- Nicolas R. TSINGOS
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AUDIO ENCODING AND DECODING USING PRESENTATION TRANSFORM PARAMETERS
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- Publication date Jan 16, 2025
- Dolby Laboratories Licensing Corporation
- Dirk Jeroen Breebart
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METHODS AND SYSTEMS FOR DESIGNING AND APPLYING NUMERICALLY OPTIMIZE...
- Publication number 20240430637
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- Dolby Laboratories Licensing Corporation
- Grant A. DAVIDSON
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ELECTRICAL DISCHARGE IRRIGATOR APPARATUS AND METHOD
- Publication number 20240414495
- Publication date Dec 12, 2024
- Endo-Logic LLC
- Gilbert FREGOSO
- G06 - COMPUTING CALCULATING COUNTING
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SOUND SIGNAL DOWNMIXING METHOD, SOUND SIGNAL CODING METHOD, SOUND S...
- Publication number 20240412744
- Publication date Dec 12, 2024
- Nippon Telegraph and Telephone Corporation
- Ryosuke SUGIURA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND SIGNAL DOWNMIXING METHOD, SOUND SIGNAL CODING METHOD, SOUND S...
- Publication number 20240412745
- Publication date Dec 12, 2024
- Nippon Telegraph and Telephone Corporation
- Ryosuke SUGIURA
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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APPARATUS AND METHOD FOR PROVIDING ENHANCED GUIDED DOWNMIX CAPABILI...
- Publication number 20240404533
- Publication date Dec 5, 2024
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Arne BORSUM
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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METHODS FOR PARAMETRIC MULTI-CHANNEL ENCODING
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- Publication date Nov 28, 2024
- DOLBY INTERNATIONAL AB
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Sound Field Related Rendering
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- Publication date Oct 24, 2024
- Nokia Technologies Oy
- Mikko-Ville LAITINEN
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Stereo Signal Encoding Method and Apparatus Using a Residual Signal...
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- Huawei Technologies Co., Ltd
- Bin Wang
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INTER-CHANNEL PHASE DIFFERENCE PARAMETER ENCODING METHOD AND APPARATUS
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- Publication date Oct 24, 2024
- Huawei Technologies Co., Ltd
- Xingtao Zhang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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SYSTEM AND METHOD FOR ADAPTIVE AUDIO SIGNAL GENERATION, CODING AND...
- Publication number 20240349010
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- Dolby Laboratories Licensing Corporation
- Charles Q. ROBINSON
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METHODS, APPARATUS AND SYSTEM FOR RENDERING AN AUDIO PROGRAM
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- Christof FERSCH
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IMAGE CAPTURE APPARATUS
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DEEP LEARNING BASED VOICE EXTRACTION AND PRIMARY-AMBIENCE DECOMPOSI...
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Aspects of down-mixing multi-channel audio to configurations with lower numbers of playback channels

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Advanced stereo coding based on a combination of adaptively selecta...

Audio decoder for interleaving signals

Parameter encoding and decoding

Loudness adjustment for downmixed audio content

Parameter encoding and decoding

Noise filling in multichannel audio coding

Reconstruction of audio scenes from a downmix

Method for processing an audio signal in accordance with a room imp...

Method for processing an audio signal, signal processing unit, bina...

Downmixer and method of downmixing

Selectable linear predictive or transform coding modes with advance...

Audio channel spatial translation

Method of rendering one or more captured audio soundfields to a lis...

Methods, apparatus and systems for encoding and decoding of multi-c...

Apparatus and method for processing multi-channel audio signal

Parametric stereo upmix apparatus, a parametric stereo decoder, a p...

Loudness adjustment for downmixed audio content

Apparatus and method for generating a diffuse reverberation signal

Real-time low-complexity stereo speech enhancement with spatial cue...

Audio processing in immersive audio services

Sound signal downmixing method, sound signal coding method, sound s...

Representing spatial audio by means of an audio signal and associat...

System for and method of generating an audio image

Decoding of audio scenes

Rendering spatial audio content

Sound signal downmixing method, sound signal coding method, sound s...

Arrangement for distributing head related transfer function filters

Audio encoding and decoding using presentation transform parameters

Sound signal downmixing method, sound signal coding method, sound s...

Dialog detector

Patents Applicationslast 30 patents

ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...

ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...

ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...

APPARATUS, METHOD OR COMPUTER PROGRAM FOR GENERATING AN OUTPUT DOWN...

Downmixer and Method of Downmixing

SYSTEM FOR AND METHOD OF GENERATING AN AUDIO IMAGE

DECODING OF AUDIO SCENES

LOUDNESS ADJUSTMENT FOR DOWNMIXED AUDIO CONTENT

REPRESENTING SPATIAL AUDIO BY MEANS OF AN AUDIO SIGNAL AND ASSOCIAT...

AUDIO PROCESSING IN IMMERSIVE AUDIO SERVICES

System and Method for Speech Enhancement in Multichannel Audio Proc...

Generating Binaural Audio in Response to Multi-Channel Audio Using...

APPARATUS AND METHOD FOR AUDIO RENDERING EMPLOYING A GEOMETRIC DIST...

STEREO AUDIO ENCODER AND DECODER

APPARATUS AND METHOD FOR PROCESSING MULTI-CHANNEL AUDIO SIGNAL

BINAURAL RENDERING FOR HEADPHONES USING METADATA PROCESSING

AUDIO ENCODING AND DECODING USING PRESENTATION TRANSFORM PARAMETERS

METHODS AND SYSTEMS FOR DESIGNING AND APPLYING NUMERICALLY OPTIMIZE...

ELECTRICAL DISCHARGE IRRIGATOR APPARATUS AND METHOD

SOUND SIGNAL DOWNMIXING METHOD, SOUND SIGNAL CODING METHOD, SOUND S...

SOUND SIGNAL DOWNMIXING METHOD, SOUND SIGNAL CODING METHOD, SOUND S...

APPARATUS AND METHOD FOR PROVIDING ENHANCED GUIDED DOWNMIX CAPABILI...

METHODS FOR PARAMETRIC MULTI-CHANNEL ENCODING

Sound Field Related Rendering

Stereo Signal Encoding Method and Apparatus Using a Residual Signal...

INTER-CHANNEL PHASE DIFFERENCE PARAMETER ENCODING METHOD AND APPARATUS

SYSTEM AND METHOD FOR ADAPTIVE AUDIO SIGNAL GENERATION, CODING AND...

METHODS, APPARATUS AND SYSTEM FOR RENDERING AN AUDIO PROGRAM

IMAGE CAPTURE APPARATUS

DEEP LEARNING BASED VOICE EXTRACTION AND PRIMARY-AMBIENCE DECOMPOSI...