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 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
-
- 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
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)
- Stereophonic System (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereo-Broadcasting Methods (AREA)
- Transceivers (AREA)
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 |
DE602005006424T DE602005006424T2 (de) | 2004-11-02 | 2005-10-31 | Stereokompatible mehrkanal-audiokodierung |
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 |
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 |
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 |
ES05798859T ES2306235T3 (es) | 2004-11-02 | 2005-10-31 | Codificacion de audio multicanal compatible estereo. |
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 |
KR1020077006367A KR100936498B1 (ko) | 2004-11-02 | 2005-10-31 | 스테레오 호환성의 멀티채널 오디오 코딩 |
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 (xx) |
EP (1) | EP1784819B1 (xx) |
JP (1) | JP4616349B2 (xx) |
KR (1) | KR100936498B1 (xx) |
CN (1) | CN101036183B (xx) |
AT (1) | ATE393951T1 (xx) |
DE (1) | DE602005006424T2 (xx) |
ES (1) | ES2306235T3 (xx) |
HK (1) | HK1106606A1 (xx) |
RU (1) | RU2381570C2 (xx) |
SE (1) | SE0402650D0 (xx) |
TW (1) | TWI330825B (xx) |
WO (1) | WO2006048226A1 (xx) |
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CN108694955B (zh) | 2017-04-12 | 2020-11-17 | 华为技术有限公司 | 多声道信号的编解码方法和编解码器 |
EP3588495A1 (en) | 2018-06-22 | 2020-01-01 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Multichannel audio coding |
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ES2280736T3 (es) | 2002-04-22 | 2007-09-16 | Koninklijke Philips Electronics N.V. | Sintetizacion de señal. |
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DE602004029872D1 (de) * | 2003-03-17 | 2010-12-16 | 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 |
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HK1106606A1 (en) | 2008-03-14 |
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TWI330825B (en) | 2010-09-21 |
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KR100936498B1 (ko) | 2010-01-13 |
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WO2006048226A1 (en) | 2006-05-11 |
EP1784819A1 (en) | 2007-05-16 |
TW200627379A (en) | 2006-08-01 |
JP4616349B2 (ja) | 2011-01-19 |
CN101036183A (zh) | 2007-09-12 |
DE602005006424T2 (de) | 2009-05-28 |
RU2007120634A (ru) | 2008-12-10 |
RU2381570C2 (ru) | 2010-02-10 |
US20110211703A1 (en) | 2011-09-01 |
US7916873B2 (en) | 2011-03-29 |
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