AU2015330759B2 - Signaling channels for scalable coding of higher order ambisonic audio data - Google Patents

Signaling channels for scalable coding of higher order ambisonic audio data Download PDF

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Publication number
AU2015330759B2
AU2015330759B2 AU2015330759A AU2015330759A AU2015330759B2 AU 2015330759 B2 AU2015330759 B2 AU 2015330759B2 AU 2015330759 A AU2015330759 A AU 2015330759A AU 2015330759 A AU2015330759 A AU 2015330759A AU 2015330759 B2 AU2015330759 B2 AU 2015330759B2
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AU2015330759A1 (en
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Moo Young Kim
Nils Gunther Peters
Dipanjan Sen
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Qualcomm Inc
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Qualcomm Inc
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU2015330759A 2014-10-10 2015-10-09 Signaling channels for scalable coding of higher order ambisonic audio data Active AU2015330759B2 (en)

Applications Claiming Priority (19)

Application Number Priority Date Filing Date Title
US201462062584P 2014-10-10 2014-10-10
US62/062,584 2014-10-10
US201462084461P 2014-11-25 2014-11-25
US62/084,461 2014-11-25
US201462087209P 2014-12-03 2014-12-03
US62/087,209 2014-12-03
US201462088445P 2014-12-05 2014-12-05
US62/088,445 2014-12-05
US201562145960P 2015-04-10 2015-04-10
US62/145,960 2015-04-10
US201562175185P 2015-06-12 2015-06-12
US62/175,185 2015-06-12
US201562187799P 2015-07-01 2015-07-01
US62/187,799 2015-07-01
US201562209764P 2015-08-25 2015-08-25
US62/209,764 2015-08-25
US14/878,729 2015-10-08
US14/878,729 US9984693B2 (en) 2014-10-10 2015-10-08 Signaling channels for scalable coding of higher order ambisonic audio data
PCT/US2015/054951 WO2016057926A1 (en) 2014-10-10 2015-10-09 Signaling channels for scalable coding of higher order ambisonic audio data

Publications (2)

Publication Number Publication Date
AU2015330759A1 AU2015330759A1 (en) 2017-03-23
AU2015330759B2 true AU2015330759B2 (en) 2020-08-27

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AU2015330759A Active AU2015330759B2 (en) 2014-10-10 2015-10-09 Signaling channels for scalable coding of higher order ambisonic audio data

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US (1) US9984693B2 (enExample)
EP (1) EP3204942B1 (enExample)
JP (1) JP6549225B2 (enExample)
KR (1) KR102053508B1 (enExample)
CN (1) CN106796796B (enExample)
AU (1) AU2015330759B2 (enExample)
CA (1) CA2961292C (enExample)
CL (1) CL2017000822A1 (enExample)
CO (1) CO2017003348A2 (enExample)
ES (1) ES2841419T3 (enExample)
HU (1) HUE051376T2 (enExample)
SG (1) SG11201701626RA (enExample)
WO (1) WO2016057926A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9674587B2 (en) * 2012-06-26 2017-06-06 Sonos, Inc. Systems and methods for networked music playback including remote add to queue
EP2922057A1 (en) * 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
KR102596944B1 (ko) * 2014-03-24 2023-11-02 돌비 인터네셔널 에이비 고차 앰비소닉스 신호에 동적 범위 압축을 적용하는 방법 및 디바이스
US9736606B2 (en) 2014-08-01 2017-08-15 Qualcomm Incorporated Editing of higher-order ambisonic audio data
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data
US10255032B2 (en) * 2016-12-13 2019-04-09 EVA Automation, Inc. Wireless coordination of audio sources
US10405126B2 (en) * 2017-06-30 2019-09-03 Qualcomm Incorporated Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems
EP4513483A1 (en) 2018-04-11 2025-02-26 Dolby International AB Methods, apparatus and systems for 6dof audio rendering and data representations and bitstream structures for 6dof audio rendering
US12142285B2 (en) 2019-06-24 2024-11-12 Qualcomm Incorporated Quantizing spatial components based on bit allocations determined for psychoacoustic audio coding
US12308034B2 (en) * 2019-06-24 2025-05-20 Qualcomm Incorporated Performing psychoacoustic audio coding based on operating conditions
CN110544484B (zh) * 2019-09-23 2021-12-21 中科超影（北京）传媒科技有限公司 高阶Ambisonic音频编解码方法及装置
US11430451B2 (en) * 2019-09-26 2022-08-30 Apple Inc. Layered coding of audio with discrete objects
WO2022120011A1 (en) * 2020-12-02 2022-06-09 Dolby Laboratories Licensing Corporation Rotation of sound components for orientation-dependent coding schemes
US12236959B2 (en) * 2021-05-27 2025-02-25 Qualcomm Incorporated Audio encoding based on link data
FR3136099A1 (fr) * 2022-05-30 2023-12-01 Orange Codage audio spatialisé avec adaptation d’un traitement de décorrélation

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020126759A1 (en) * 2001-01-10 2002-09-12 Wen-Hsiao Peng Method and apparatus for providing prediction mode fine granularity scalability
KR100571824B1 (ko) * 2003-11-26 2006-04-17 삼성전자주식회사 부가정보 삽입된 ｍｐｅｇ-4 오디오 ｂｓａｃ부호화/복호화 방법 및 장치
SE0400998D0 (sv) * 2004-04-16 2004-04-16 Cooding Technologies Sweden Ab Method for representing multi-channel audio signals
US8423372B2 (en) * 2004-08-26 2013-04-16 Sisvel International S.A. Processing of encoded signals
EP1881485A1 (en) 2006-07-18 2008-01-23 Deutsche Thomson-Brandt Gmbh Audio bitstream data structure arrangement of a lossy encoded signal together with lossless encoded extension data for said signal
CN101170590B (zh) * 2006-10-27 2011-04-27 华为技术有限公司 一种背景噪声的编码码流传输的方法、系统及装置
CN101578864A (zh) * 2006-12-22 2009-11-11 高通股份有限公司 增强层中的参考帧放置
US8032359B2 (en) * 2007-02-14 2011-10-04 Mindspeed Technologies, Inc. Embedded silence and background noise compression
US7885819B2 (en) * 2007-06-29 2011-02-08 Microsoft Corporation Bitstream syntax for multi-process audio decoding
WO2009067741A1 (en) * 2007-11-27 2009-06-04 Acouity Pty Ltd Bandwidth compression of parametric soundfield representations for transmission and storage
EP2154911A1 (en) * 2008-08-13 2010-02-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. An apparatus for determining a spatial output multi-channel audio signal
WO2010070225A1 (fr) 2008-12-15 2010-06-24 France Telecom Codage perfectionne de signaux audionumeriques multicanaux
CN101556799B (zh) * 2009-05-14 2013-08-28 华为技术有限公司 一种音频解码方法和音频解码器
US20100324915A1 (en) * 2009-06-23 2010-12-23 Electronic And Telecommunications Research Institute Encoding and decoding apparatuses for high quality multi-channel audio codec
EP2469741A1 (en) * 2010-12-21 2012-06-27 Thomson Licensing Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or 3-dimensional sound field
WO2013028393A1 (en) 2011-08-23 2013-02-28 Dolby Laboratories Licensing Corporation Method and system for generating a matrix-encoded two-channel audio signal
EP2783366B1 (en) 2011-11-22 2015-09-16 Dolby Laboratories Licensing Corporation Method and system for generating an audio metadata quality score
EP2600343A1 (en) 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for merging geometry - based spatial audio coding streams
US10051400B2 (en) 2012-03-23 2018-08-14 Dolby Laboratories Licensing Corporation System and method of speaker cluster design and rendering
US9288603B2 (en) * 2012-07-15 2016-03-15 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for backward-compatible audio coding
EP2688066A1 (en) * 2012-07-16 2014-01-22 Thomson Licensing Method and apparatus for encoding multi-channel HOA audio signals for noise reduction, and method and apparatus for decoding multi-channel HOA audio signals for noise reduction
US9761229B2 (en) * 2012-07-20 2017-09-12 Qualcomm Incorporated Systems, methods, apparatus, and computer-readable media for audio object clustering
US9479886B2 (en) * 2012-07-20 2016-10-25 Qualcomm Incorporated Scalable downmix design with feedback for object-based surround codec
EP2898506B1 (en) 2012-09-21 2018-01-17 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
WO2014052429A1 (en) 2012-09-27 2014-04-03 Dolby Laboratories Licensing Corporation Spatial multiplexing in a soundfield teleconferencing system
US9716959B2 (en) 2013-05-29 2017-07-25 Qualcomm Incorporated Compensating for error in decomposed representations of sound fields
US9922656B2 (en) 2014-01-30 2018-03-20 Qualcomm Incorporated Transitioning of ambient higher-order ambisonic coefficients
EP2922057A1 (en) 2014-03-21 2015-09-23 Thomson Licensing Method for compressing a Higher Order Ambisonics (HOA) signal, method for decompressing a compressed HOA signal, apparatus for compressing a HOA signal, and apparatus for decompressing a compressed HOA signal
JP6243060B2 (ja) 2014-03-21 2017-12-06 ドルビー・インターナショナル・アーベー 高次アンビソニックス（ｈｏａ）信号を圧縮する方法、圧縮されたｈｏａ信号を圧縮解除する方法、ｈｏａ信号を圧縮する装置および圧縮されたｈｏａ信号を圧縮解除する装置
EP3120352B1 (en) 2014-03-21 2019-05-01 Dolby International AB Method for compressing a higher order ambisonics (hoa) signal, method for decompressing a compressed hoa signal, apparatus for compressing a hoa signal, and apparatus for decompressing a compressed hoa signal
US10140996B2 (en) 2014-10-10 2018-11-27 Qualcomm Incorporated Signaling layers for scalable coding of higher order ambisonic audio data

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DVB ORGANIZATION: "ISO-IEC_23008-3_(E)_(DIS of 3DA).docx", DVB, DIGITAL VIDEO BROADCASTING, C/O EBU - 17A ANCIENNE ROUTE - CH-1218 GRAND SACONNEX, GENEVA - SWITZERLAND, (2014-08-08) *

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US20160104494A1 (en) 2016-04-14
CA2961292C (en) 2022-03-15
CN106796796B (zh) 2021-06-18
CA2961292A1 (en) 2016-04-14
CL2017000822A1 (es) 2018-04-06
WO2016057926A1 (en) 2016-04-14
CN106796796A (zh) 2017-05-31
BR112017007153A2 (pt) 2017-12-19
HUE051376T2 (hu) 2021-03-01
KR102053508B1 (ko) 2019-12-06
US9984693B2 (en) 2018-05-29
KR20170067758A (ko) 2017-06-16
SG11201701626RA (en) 2017-04-27
ES2841419T3 (es) 2021-07-08
JP2017534910A (ja) 2017-11-24
EP3204942A1 (en) 2017-08-16
AU2015330759A1 (en) 2017-03-23
CO2017003348A2 (es) 2017-09-29
JP6549225B2 (ja) 2019-07-24
EP3204942B1 (en) 2020-09-23

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