SE0402650D0 - Improved parametric stereo compatible coding of spatial audio - Google Patents
Improved parametric stereo compatible coding of spatial audioInfo
- Publication number
- SE0402650D0 SE0402650D0 SE0402650A SE0402650A SE0402650D0 SE 0402650 D0 SE0402650 D0 SE 0402650D0 SE 0402650 A SE0402650 A SE 0402650A SE 0402650 A SE0402650 A SE 0402650A SE 0402650 D0 SE0402650 D0 SE 0402650D0
- Authority
- SE
- Sweden
- Prior art keywords
- spatial audio
- parametric stereo
- compatible coding
- parametric representation
- spatial parameters
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 abstract 2
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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 OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- 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
Priority Applications (14)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0402650A SE0402650D0 (sv) | 2004-11-02 | 2004-11-02 | Improved parametric stereo compatible coding of spatial audio |
RU2007120634/09A RU2381570C2 (ru) | 2004-11-02 | 2005-10-31 | Стереофонически совместимое кодирование многоканального звука |
AT05798859T ATE393951T1 (de) | 2004-11-02 | 2005-10-31 | Stereokompatible mehrkanal-audiokodierung |
ES05798859T ES2306235T3 (es) | 2004-11-02 | 2005-10-31 | Codificacion de audio multicanal compatible estereo. |
JP2007539523A JP4616349B2 (ja) | 2004-11-02 | 2005-10-31 | ステレオ互換性のあるマルチチャネルオーディオ符号化 |
DE602005006424T DE602005006424T2 (de) | 2004-11-02 | 2005-10-31 | Stereokompatible mehrkanal-audiokodierung |
CN2005800338587A CN101036183B (zh) | 2004-11-02 | 2005-10-31 | 用于立体声兼容的多声道音频编码/解码的方法和设备 |
KR1020077006367A KR100936498B1 (ko) | 2004-11-02 | 2005-10-31 | 스테레오 호환성의 멀티채널 오디오 코딩 |
PCT/EP2005/011663 WO2006048226A1 (en) | 2004-11-02 | 2005-10-31 | Stereo compatible multi-channel audio coding |
EP05798859A EP1784819B1 (en) | 2004-11-02 | 2005-10-31 | Stereo compatible multi-channel audio coding |
TW094138330A TWI330825B (en) | 2004-11-02 | 2005-11-01 | Parametric representation, apparatus for processing/deriving parametric representation and method thereof |
US11/286,239 US7916873B2 (en) | 2004-11-02 | 2005-11-23 | Stereo compatible multi-channel audio coding |
HK07111849A HK1106606A1 (en) | 2004-11-02 | 2007-11-01 | Stereo compatible multi-channel audio coding |
US13/040,057 US8654985B2 (en) | 2004-11-02 | 2011-03-03 | Stereo compatible multi-channel audio coding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0402650A SE0402650D0 (sv) | 2004-11-02 | 2004-11-02 | Improved parametric stereo compatible coding of spatial audio |
Publications (1)
Publication Number | Publication Date |
---|---|
SE0402650D0 true SE0402650D0 (sv) | 2004-11-02 |
Family
ID=33448766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0402650A SE0402650D0 (sv) | 2004-11-02 | 2004-11-02 | Improved parametric stereo compatible coding of spatial audio |
Country Status (13)
Country | Link |
---|---|
US (2) | US7916873B2 (sv) |
EP (1) | EP1784819B1 (sv) |
JP (1) | JP4616349B2 (sv) |
KR (1) | KR100936498B1 (sv) |
CN (1) | CN101036183B (sv) |
AT (1) | ATE393951T1 (sv) |
DE (1) | DE602005006424T2 (sv) |
ES (1) | ES2306235T3 (sv) |
HK (1) | HK1106606A1 (sv) |
RU (1) | RU2381570C2 (sv) |
SE (1) | SE0402650D0 (sv) |
TW (1) | TWI330825B (sv) |
WO (1) | WO2006048226A1 (sv) |
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JPH05502539A (ja) | 1990-09-19 | 1993-04-28 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 主データファイル及び制御ファイルが記録された記録担体、その記録方法及び装置、及びその読取装置 |
DE4236989C2 (de) * | 1992-11-02 | 1994-11-17 | Fraunhofer Ges Forschung | Verfahren zur Übertragung und/oder Speicherung digitaler Signale mehrerer Kanäle |
US6226616B1 (en) | 1999-06-21 | 2001-05-01 | Digital Theater Systems, Inc. | Sound quality of established low bit-rate audio coding systems without loss of decoder compatibility |
JP2002175097A (ja) * | 2000-12-06 | 2002-06-21 | Yamaha Corp | 音声信号のエンコード/圧縮装置およびデコード/伸長装置 |
US7292901B2 (en) | 2002-06-24 | 2007-11-06 | Agere Systems Inc. | Hybrid multi-channel/cue coding/decoding of audio signals |
AU2003201097A1 (en) | 2002-02-18 | 2003-09-04 | Koninklijke Philips Electronics N.V. | Parametric audio coding |
DE60311794C5 (de) | 2002-04-22 | 2022-11-10 | Koninklijke Philips N.V. | Signalsynthese |
ATE426235T1 (de) * | 2002-04-22 | 2009-04-15 | Koninkl Philips Electronics Nv | Dekodiervorrichtung mit dekorreliereinheit |
RU2325046C2 (ru) * | 2002-07-16 | 2008-05-20 | Конинклейке Филипс Электроникс Н.В. | Аудиокодирование |
CN1748247B (zh) | 2003-02-11 | 2011-06-15 | 皇家飞利浦电子股份有限公司 | 音频编码 |
ATE487213T1 (de) * | 2003-03-17 | 2010-11-15 | Koninkl Philips Electronics Nv | Verarbeitung von mehrkanalsignalen |
US7394903B2 (en) * | 2004-01-20 | 2008-07-01 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal |
SE0400998D0 (sv) * | 2004-04-16 | 2004-04-16 | Cooding Technologies Sweden Ab | Method for representing multi-channel audio signals |
-
2004
- 2004-11-02 SE SE0402650A patent/SE0402650D0/sv unknown
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2005
- 2005-10-31 JP JP2007539523A patent/JP4616349B2/ja active Active
- 2005-10-31 KR KR1020077006367A patent/KR100936498B1/ko active IP Right Grant
- 2005-10-31 ES ES05798859T patent/ES2306235T3/es active Active
- 2005-10-31 DE DE602005006424T patent/DE602005006424T2/de active Active
- 2005-10-31 AT AT05798859T patent/ATE393951T1/de not_active IP Right Cessation
- 2005-10-31 EP EP05798859A patent/EP1784819B1/en active Active
- 2005-10-31 CN CN2005800338587A patent/CN101036183B/zh active Active
- 2005-10-31 RU RU2007120634/09A patent/RU2381570C2/ru active
- 2005-10-31 WO PCT/EP2005/011663 patent/WO2006048226A1/en active IP Right Grant
- 2005-11-01 TW TW094138330A patent/TWI330825B/zh active
- 2005-11-23 US US11/286,239 patent/US7916873B2/en active Active
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HK1106606A1 (en) | 2008-03-14 |
TW200627379A (en) | 2006-08-01 |
RU2381570C2 (ru) | 2010-02-10 |
DE602005006424D1 (de) | 2008-06-12 |
CN101036183A (zh) | 2007-09-12 |
US20110211703A1 (en) | 2011-09-01 |
KR100936498B1 (ko) | 2010-01-13 |
EP1784819B1 (en) | 2008-04-30 |
WO2006048226A1 (en) | 2006-05-11 |
US7916873B2 (en) | 2011-03-29 |
ATE393951T1 (de) | 2008-05-15 |
KR20070051915A (ko) | 2007-05-18 |
JP4616349B2 (ja) | 2011-01-19 |
RU2007120634A (ru) | 2008-12-10 |
TWI330825B (en) | 2010-09-21 |
EP1784819A1 (en) | 2007-05-16 |
CN101036183B (zh) | 2011-06-01 |
JP2008519301A (ja) | 2008-06-05 |
DE602005006424T2 (de) | 2009-05-28 |
US20060133618A1 (en) | 2006-06-22 |
US8654985B2 (en) | 2014-02-18 |
ES2306235T3 (es) | 2008-11-01 |
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