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
Apparatus and method for processing multi-channel audio signal
- Patent number 12,369,005
- Issue date Jul 22, 2025
- Samsung Electronics Co., Ltd.
- Yoonjae Son
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Advanced stereo coding based on a combination of adaptively selecta...
- Patent number 12,354,612
- Issue date Jul 8, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio device and method for generating a three-dimensional soundfield
- Patent number 12,348,950
- Issue date Jul 1, 2025
- Huawei Technologies Co., Ltd.
- Simone Fontana
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for adaptive audio signal generation, coding and...
- Patent number 12,335,718
- Issue date Jun 17, 2025
- Dolby Laboratories Licensing Corporation
- Charles Q. Robinson
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Advanced stereo coding based on a combination of adaptively selecta...
- Patent number 12,334,082
- Issue date Jun 17, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Advanced stereo coding based on a combination of adaptively selecta...
- Patent number 12,327,565
- Issue date Jun 10, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Advanced stereo coding based on a combination of adaptively selecta...
- Patent number 12,327,566
- Issue date Jun 10, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Multichannel audio signal processing method, apparatus, and system
- Patent number 12,315,522
- Issue date May 27, 2025
- Huawei Technolgoies Co., Ltd.
- Zhe Wang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Methods and systems for designing and applying numerically optimize...
- Patent number 12,317,065
- Issue date May 27, 2025
- Dolby Laboratories Licensing Corporation
- Grant A. Davidson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sound signal downmixing method, sound signal coding method, sound s...
- Patent number 12,315,520
- Issue date May 27, 2025
- Nippon Telegraph and Telephone Corporation
- Ryosuke Sugiura
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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
- Patent number 12,293,768
- Issue date May 6, 2025
- DOLBY INTERNATIONAL AB
- Kristofer Kjörling
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Parameter encoding and decoding
- Patent number 12,277,941
- 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
- Patent number 12,279,104
- Issue date Apr 15, 2025
- Dolby Laboratories Licensing Corporation
- Michael C Ward
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Parameter encoding and decoding
- Patent number 12,266,372
- 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
- Patent number 12,249,340
- 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
- Patent number 12,243,542
- 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...
- Patent number 12,238,509
- Issue date Feb 25, 2025
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
- Simone Neukam
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method for processing an audio signal, signal processing unit, bina...
- Patent number 12,238,508
- 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
- Patent number 12,230,281
- Issue date Feb 18, 2025
- Fraunhofer-Gesellschaft zur Forderung der Angewandten Forschung E.V.
- Franz Reutelhuber
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Selectable linear predictive or transform coding modes with advance...
- Patent number 12,223,966
- Issue date Feb 11, 2025
- DOLBY INTERNATIONAL AB
- Heiko Purnhagen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio channel spatial translation
- Patent number 12,225,368
- Issue date Feb 11, 2025
- 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...
- Patent number 12,207,073
- Issue date Jan 21, 2025
- Dolby Laboratories Licensing Corporation
- Richard J. Cartwright
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods, apparatus and systems for encoding and decoding of multi-c...
- Patent number 12,205,600
- Issue date Jan 21, 2025
- Dolby Laboratories Licensing Corporation
- Oliver Wuebbolt
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Apparatus and method for processing multi-channel audio signal
- Patent number 12,200,464
- Issue date Jan 14, 2025
- Samsung Electronics Co., Ltd.
- Tammy Lee
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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
- Patent number 12,185,085
- Issue date Dec 31, 2024
- Koninklijke Philips N.V.
- Jeroen Gerardus Henricus Koppens
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Real-time low-complexity stereo speech enhancement with spatial cue...
- Patent number 12,167,223
- Issue date Dec 10, 2024
- Amazon Technologies, Inc.
- Masahito Togami
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio processing in immersive audio services
- Patent number 12,167,219
- Issue date Dec 10, 2024
- Dolby Laboratories Licensing Corporation
- Stefan Bruhn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PROCESSING AN AUDIO SIGNAL, SIGNAL PROCESSING UNIT, BINA...
- Publication number 20250234153
- Publication date Jul 17, 2025
- FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG e.V.
- Simone NEUKAM
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
METHOD OF RENDERING ONE OR MORE CAPTURED AUDIO SOUNDFIELDS TO A LIS...
- Publication number 20250234147
- Publication date Jul 17, 2025
- Dolby Laboratories Licensing Corporation
- Richard J. Cartwright
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RENDERING OF AN M-CHANNEL INPUT ON S SPEAKERS (S<M)
- Publication number 20250227424
- Publication date Jul 10, 2025
- Dolby Laboratories Licensing Corporation
- Ziyu Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDNESS ADJUSTMENT FOR DOWNMIXED AUDIO CONTENT
- Publication number 20250220377
- Publication date Jul 3, 2025
- Dolby Laboratories Licensing Corporation
- Michael C. Ward
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
ADVANCED STEREO CODING BASED ON A COMBINATION OF ADAPTIVELY SELECTA...
- Publication number 20250174233
- Publication date May 29, 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 20250174234
- Publication date May 29, 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 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
- 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 20250166636
- Publication date May 22, 2025
- DOLBY INTERNATIONAL AB
- Heiko PURNHAGEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
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
Information Patent Application
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
Information Patent Application
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
Information Patent Application
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
Information Patent Application
AUDIO PROCESSING IN IMMERSIVE AUDIO SERVICES
- Publication number 20250088816
- Publication date Mar 13, 2025
- Dolby Laboratories Licensing Corporation
- Stefan Bruhn
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and Method for Speech Enhancement in Multichannel Audio Proc...
- Publication number 20250087230
- Publication date Mar 13, 2025
- Microsoft Technology Licensing, LLC
- Stanislav Kruchinin
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
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
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
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
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
STEREO AUDIO ENCODER AND DECODER
- Publication number 20250054506
- Publication date Feb 13, 2025
- DOLBY INTERNATIONAL AB
- Heiko PURNHAGEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
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
Information Patent Application
BINAURAL RENDERING FOR HEADPHONES USING METADATA PROCESSING
- Publication number 20250045010
- Publication date Feb 6, 2025
- Dolby Laboratories Licensing Corporation
- Nicolas R. TSINGOS
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
AUDIO ENCODING AND DECODING USING PRESENTATION TRANSFORM PARAMETERS
- Publication number 20250022475
- Publication date Jan 16, 2025
- Dolby Laboratories Licensing Corporation
- Dirk Jeroen Breebart
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR DESIGNING AND APPLYING NUMERICALLY OPTIMIZE...
- Publication number 20240430637
- Publication date Dec 26, 2024
- Dolby Laboratories Licensing Corporation
- Grant A. DAVIDSON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRICAL DISCHARGE IRRIGATOR APPARATUS AND METHOD
- Publication number 20240414495
- Publication date Dec 12, 2024
- Endo-Logic LLC
- Gilbert FREGOSO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
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
Information Patent Application
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
Information Patent Application
METHODS FOR PARAMETRIC MULTI-CHANNEL ENCODING
- Publication number 20240395264
- Publication date Nov 28, 2024
- DOLBY INTERNATIONAL AB
- TOBIAS FRIEDRICH
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Sound Field Related Rendering
- Publication number 20240357304
- Publication date Oct 24, 2024
- Nokia Technologies Oy
- Mikko-Ville LAITINEN
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

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

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Apparatus and method for processing multi-channel audio signal

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

Audio device and method for generating a three-dimensional soundfield

System and method for adaptive audio signal generation, coding and...

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...

Multichannel audio signal processing method, apparatus, and system

Methods and systems for designing and applying numerically optimize...

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

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

Patents Applicationslast 30 patents

METHOD FOR PROCESSING AN AUDIO SIGNAL, SIGNAL PROCESSING UNIT, BINA...

METHOD OF RENDERING ONE OR MORE CAPTURED AUDIO SOUNDFIELDS TO A LIS...

RENDERING OF AN M-CHANNEL INPUT ON S SPEAKERS (S<M)

LOUDNESS ADJUSTMENT FOR DOWNMIXED AUDIO CONTENT

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...

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