ES2347274T3 - Codificacion de audio multicanal ajustable a escala. - Google Patents

Codificacion de audio multicanal ajustable a escala. Download PDF

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Publication number
ES2347274T3
ES2347274T3 ES06711111T ES06711111T ES2347274T3 ES 2347274 T3 ES2347274 T3 ES 2347274T3 ES 06711111 T ES06711111 T ES 06711111T ES 06711111 T ES06711111 T ES 06711111T ES 2347274 T3 ES2347274 T3 ES 2347274T3
Authority
ES
Spain
Prior art keywords
signal
audio
dominant
generate
parameters
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES06711111T
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English (en)
Spanish (es)
Inventor
Francois P. Myburg
Erik G. P. Schuijers
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=36579108&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2347274(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of ES2347274T3 publication Critical patent/ES2347274T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • 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
    • G10L19/18—Vocoders using multiple modes
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
ES06711111T 2005-03-30 2006-03-16 Codificacion de audio multicanal ajustable a escala. Expired - Lifetime ES2347274T3 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP05102506 2005-03-30
EP05102506 2005-03-30
EP05103077 2005-04-18
EP05103077 2005-04-18

Publications (1)

Publication Number Publication Date
ES2347274T3 true ES2347274T3 (es) 2010-10-27

Family

ID=36579108

Family Applications (1)

Application Number Title Priority Date Filing Date
ES06711111T Expired - Lifetime ES2347274T3 (es) 2005-03-30 2006-03-16 Codificacion de audio multicanal ajustable a escala.

Country Status (12)

Country Link
US (2) US8036904B2 (enExample)
EP (1) EP1866911B1 (enExample)
JP (1) JP4943418B2 (enExample)
KR (1) KR101315077B1 (enExample)
CN (1) CN101151659B (enExample)
AT (1) ATE470930T1 (enExample)
BR (1) BRPI0608753B1 (enExample)
DE (1) DE602006014809D1 (enExample)
ES (1) ES2347274T3 (enExample)
PL (1) PL1866911T3 (enExample)
RU (1) RU2416129C2 (enExample)
WO (1) WO2006103581A1 (enExample)

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US20100228554A1 (en) * 2007-10-22 2010-09-09 Electronics And Telecommunications Research Institute Multi-object audio encoding and decoding method and apparatus thereof
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KR101613975B1 (ko) * 2009-08-18 2016-05-02 삼성전자주식회사 멀티 채널 오디오 신호의 부호화 방법 및 장치, 그 복호화 방법 및 장치
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MY166267A (en) 2011-03-28 2018-06-22 Dolby Laboratories Licensing Corp Reduced complexity transform for a low-frequency-effects channel
JP5737077B2 (ja) * 2011-08-30 2015-06-17 富士通株式会社 オーディオ符号化装置、オーディオ符号化方法及びオーディオ符号化用コンピュータプログラム
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
WO2013083875A1 (en) * 2011-12-07 2013-06-13 Nokia Corporation An apparatus and method of audio stabilizing
EP2842322A1 (en) * 2012-04-24 2015-03-04 Telefonaktiebolaget LM Ericsson (Publ) Encoding and deriving parameters for coded multi-layer video sequences
US9460729B2 (en) 2012-09-21 2016-10-04 Dolby Laboratories Licensing Corporation Layered approach to spatial audio coding
EP2997573A4 (en) 2013-05-17 2017-01-18 Nokia Technologies OY Spatial object oriented audio apparatus
US9779739B2 (en) * 2014-03-20 2017-10-03 Dts, Inc. Residual encoding in an object-based audio system
CN106537502B (zh) 2014-03-31 2019-10-15 索尼公司 用于生成音频内容的方法和装置
CN104240712B (zh) * 2014-09-30 2018-02-02 武汉大学深圳研究院 一种三维音频多声道分组聚类编码方法及系统
CN105632505B (zh) * 2014-11-28 2019-12-20 北京天籁传音数字技术有限公司 主成分分析pca映射模型的编解码方法及装置
EP3067885A1 (en) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for encoding or decoding a multi-channel signal
FR3052614B1 (fr) * 2016-06-13 2018-08-31 Raymond MOREL Methode de codage par signaux acoustiques aleatoires et methode de transmission associee
RU2727799C1 (ru) * 2016-11-08 2020-07-24 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Устройство и способ понижающего или повышающего микширования многоканального сигнала с использованием фазовой компенсации
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WO2021232376A1 (zh) 2020-05-21 2021-11-25 华为技术有限公司 一种音频数据传输方法及相关装置
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Also Published As

Publication number Publication date
RU2007139921A (ru) 2009-05-10
PL1866911T3 (pl) 2010-12-31
US20120063604A1 (en) 2012-03-15
RU2416129C2 (ru) 2011-04-10
US8352280B2 (en) 2013-01-08
JP4943418B2 (ja) 2012-05-30
JP2008535014A (ja) 2008-08-28
WO2006103581A1 (en) 2006-10-05
ATE470930T1 (de) 2010-06-15
BRPI0608753B1 (pt) 2019-12-24
CN101151659A (zh) 2008-03-26
KR20070116170A (ko) 2007-12-06
EP1866911B1 (en) 2010-06-09
BRPI0608753A2 (pt) 2011-03-15
EP1866911A1 (en) 2007-12-19
KR101315077B1 (ko) 2013-10-08
CN101151659B (zh) 2014-02-05
US8036904B2 (en) 2011-10-11
US20080195397A1 (en) 2008-08-14
DE602006014809D1 (de) 2010-07-22

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