ATE416455T1 - Verfahren und vorrichtung zum kodieren und dekodieren von mehrkanaltonsignalen - Google Patents

Verfahren und vorrichtung zum kodieren und dekodieren von mehrkanaltonsignalen

Info

Publication number
ATE416455T1
ATE416455T1 AT05746699T AT05746699T ATE416455T1 AT E416455 T1 ATE416455 T1 AT E416455T1 AT 05746699 T AT05746699 T AT 05746699T AT 05746699 T AT05746699 T AT 05746699T AT E416455 T1 ATE416455 T1 AT E416455T1
Authority
AT
Austria
Prior art keywords
signal
processor
prediction
encoding
main
Prior art date
Application number
AT05746699T
Other languages
English (en)
Inventor
Brinker Albertus Den
Original Assignee
Koninkl 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
Application filed by Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE416455T1 publication Critical patent/ATE416455T1/de

Links

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
    • 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
    • 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
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
    • G10L25/12—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being prediction coefficients
    • 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
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
AT05746699T 2004-06-21 2005-06-14 Verfahren und vorrichtung zum kodieren und dekodieren von mehrkanaltonsignalen ATE416455T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04102827 2004-06-21

Publications (1)

Publication Number Publication Date
ATE416455T1 true ATE416455T1 (de) 2008-12-15

Family

ID=34970343

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05746699T ATE416455T1 (de) 2004-06-21 2005-06-14 Verfahren und vorrichtung zum kodieren und dekodieren von mehrkanaltonsignalen

Country Status (8)

Country Link
US (1) US7742912B2 (de)
EP (1) EP1761915B1 (de)
JP (1) JP4950040B2 (de)
KR (1) KR101183857B1 (de)
CN (1) CN1973319B (de)
AT (1) ATE416455T1 (de)
DE (1) DE602005011439D1 (de)
WO (1) WO2006000952A1 (de)

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DE602006014957D1 (de) * 2005-04-28 2010-07-29 Panasonic Corp Audiocodierungseinrichtung und audiocodierungsverfahren
WO2007052612A1 (ja) * 2005-10-31 2007-05-10 Matsushita Electric Industrial Co., Ltd. ステレオ符号化装置およびステレオ信号予測方法
US8370134B2 (en) 2006-03-15 2013-02-05 France Telecom Device and method for encoding by principal component analysis a multichannel audio signal
KR101149448B1 (ko) * 2007-02-12 2012-05-25 삼성전자주식회사 오디오 부호화 및 복호화 장치와 그 방법
WO2009057329A1 (ja) * 2007-11-01 2009-05-07 Panasonic Corporation 符号化装置、復号装置およびこれらの方法
WO2009068087A1 (en) * 2007-11-27 2009-06-04 Nokia Corporation Multichannel audio coding
KR101441897B1 (ko) 2008-01-31 2014-09-23 삼성전자주식회사 잔차 신호 부호화 방법 및 장치와 잔차 신호 복호화 방법및 장치
KR20090131230A (ko) 2008-06-17 2009-12-28 삼성전자주식회사 적어도 두 개의 주파수 대역들을 이용하는 저 밀도 패리티코드 인코딩 장치 및 디코딩 장치
KR101428487B1 (ko) * 2008-07-11 2014-08-08 삼성전자주식회사 멀티 채널 부호화 및 복호화 방법 및 장치
CN102160113B (zh) 2008-08-11 2013-05-08 诺基亚公司 多声道音频编码器和解码器
US20100104015A1 (en) * 2008-10-24 2010-04-29 Chanchal Chatterjee Method and apparatus for transrating compressed digital video
CN102428512A (zh) * 2009-06-02 2012-04-25 松下电器产业株式会社 下混装置、编码装置以及其方法
KR101710113B1 (ko) 2009-10-23 2017-02-27 삼성전자주식회사 위상 정보와 잔여 신호를 이용한 부호화／복호화 장치 및 방법
WO2011072729A1 (en) * 2009-12-16 2011-06-23 Nokia Corporation Multi-channel audio processing
US8463414B2 (en) * 2010-08-09 2013-06-11 Motorola Mobility Llc Method and apparatus for estimating a parameter for low bit rate stereo transmission
ES2727131T3 (es) 2011-02-16 2019-10-14 Dolby Laboratories Licensing Corp Decodificador con filtros configurables
WO2013120531A1 (en) 2012-02-17 2013-08-22 Huawei Technologies Co., Ltd. Parametric encoder for encoding a multi-channel audio signal
ES2555579T3 (es) 2012-04-05 2016-01-05 Huawei Technologies Co., Ltd Codificador de audio multicanal y método para codificar una señal de audio multicanal
TWI546799B (zh) 2013-04-05 2016-08-21 杜比國際公司 音頻編碼器及解碼器
KR101453733B1 (ko) 2014-04-07 2014-10-22 삼성전자주식회사 오디오 신호 처리장치
JP6270992B2 (ja) * 2014-04-24 2018-01-31 日本電信電話株式会社 周波数領域パラメータ列生成方法、周波数領域パラメータ列生成装置、プログラム及び記録媒体
EP3067885A1 (de) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und verfahren zur verschlüsselung oder entschlüsselung eines mehrkanalsignals
EP3067886A1 (de) 2015-03-09 2016-09-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiocodierer zur codierung eines mehrkanalsignals und audiodecodierer zur decodierung eines codierten audiosignals
CN106373578B (zh) * 2016-08-29 2019-10-11 福建联迪商用设备有限公司 一种音频通信解码方法
ES2911515T3 (es) * 2017-04-10 2022-05-19 Nokia Technologies Oy Codificación de audio
WO2020009082A1 (ja) * 2018-07-03 2020-01-09 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置及び符号化方法
KR20220066749A (ko) 2020-11-16 2022-05-24 한국전자통신연구원 잔차 신호의 생성 방법과 그 방법을 수행하는 부호화기 및 복호화기

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KR100981694B1 (ko) * 2002-04-10 2010-09-13 코닌클리케 필립스 일렉트로닉스 엔.브이. 스테레오 신호들의 코딩

Also Published As

Publication number Publication date
KR20070030841A (ko) 2007-03-16
KR101183857B1 (ko) 2012-09-19
JP2008503767A (ja) 2008-02-07
WO2006000952A1 (en) 2006-01-05
US20070248157A1 (en) 2007-10-25
CN1973319B (zh) 2010-12-01
EP1761915A1 (de) 2007-03-14
US7742912B2 (en) 2010-06-22
DE602005011439D1 (de) 2009-01-15
CN1973319A (zh) 2007-05-30
JP4950040B2 (ja) 2012-06-13
EP1761915B1 (de) 2008-12-03

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