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SE0402652D0 - Methods for improved performance of prediction based multi- channel reconstruction - Google Patents

Methods for improved performance of prediction based multi- channel reconstruction

Info

Publication number
SE0402652D0
SE0402652D0 SE0402652A SE0402652A SE0402652D0 SE 0402652 D0 SE0402652 D0 SE 0402652D0 SE 0402652 A SE0402652 A SE 0402652A SE 0402652 A SE0402652 A SE 0402652A SE 0402652 D0 SE0402652 D0 SE 0402652D0
Authority
SE
Sweden
Prior art keywords
energy
methods
prediction based
upmix
improved performance
Prior art date
Application number
SE0402652A
Other languages
English (en)
Inventor
Jeroen Breebaart
Gerard Hotho
Lars F Villemoes
Kristofer Kjoerling
Heiko Pumhagen
Jonas Roeden
Original Assignee
Coding Tech Ab
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 Coding Tech Ab, Koninkl Philips Electronics Nv filed Critical Coding Tech Ab
Priority to SE0402652A priority Critical patent/SE0402652D0/sv
Publication of SE0402652D0 publication Critical patent/SE0402652D0/sv
Priority to AT05797620T priority patent/ATE371925T1/de
Priority to RU2006146947/09A priority patent/RU2369918C2/ru
Priority to CN2005800200435A priority patent/CN1969317B/zh
Priority to ES05797620T priority patent/ES2292147T3/es
Priority to EP05811028A priority patent/EP1730726B1/en
Priority to DE602005002833T priority patent/DE602005002833T2/de
Priority to DE602005002256T priority patent/DE602005002256T2/de
Priority to PL05811028T priority patent/PL1730726T3/pl
Priority to JP2007537236A priority patent/JP4527782B2/ja
Priority to EP05797620A priority patent/EP1738353B1/en
Priority to JP2007537235A priority patent/JP4527781B2/ja
Priority to CN2005800175433A priority patent/CN1998046B/zh
Priority to RU2006146948/09A priority patent/RU2369917C2/ru
Priority to KR1020067026450A priority patent/KR100885192B1/ko
Priority to AT05811028T priority patent/ATE375590T1/de
Priority to PCT/EP2005/011586 priority patent/WO2006048203A1/en
Priority to PCT/EP2005/011587 priority patent/WO2006048204A1/en
Priority to PL05797620T priority patent/PL1738353T3/pl
Priority to KR1020077000000A priority patent/KR100905067B1/ko
Priority to ES05811028T priority patent/ES2294738T3/es
Priority to TW094138176A priority patent/TWI338281B/zh
Priority to TW094138177A priority patent/TWI328405B/zh
Priority to US11/290,372 priority patent/US7668722B2/en
Priority to US11/290,370 priority patent/US8515083B2/en
Priority to HK07101175A priority patent/HK1097336A1/xx
Priority to HK07101782A priority patent/HK1097082A1/xx

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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/03—Application of parametric coding in stereophonic audio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
  • Fats And Perfumes (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Amplifiers (AREA)
  • Transmitters (AREA)
  • Electroluminescent Light Sources (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Geophysics And Detection Of Objects (AREA)
SE0402652A 2004-11-02 2004-11-02 Methods for improved performance of prediction based multi- channel reconstruction SE0402652D0 (sv)

Priority Applications (27)

Application Number Priority Date Filing Date Title
SE0402652A SE0402652D0 (sv) 2004-11-02 2004-11-02 Methods for improved performance of prediction based multi- channel reconstruction
ES05811028T ES2294738T3 (es) 2004-11-02 2005-10-28 Compensacion de perdida de energia de audio multicanal.
CN2005800175433A CN1998046B (zh) 2004-11-02 2005-10-28 多声道合成器、编码器、编码方法以及使用它们的设备
KR1020067026450A KR100885192B1 (ko) 2004-11-02 2005-10-28 개선된 성능의 예측 기반의 멀티 채널 복원 방법, 장치 및 그 구성 요소
CN2005800200435A CN1969317B (zh) 2004-11-02 2005-10-28 基于多个参数化的多声道重构
ES05797620T ES2292147T3 (es) 2004-11-02 2005-10-28 Reconstruccion multicanal basada en multiparametrizacion.
EP05811028A EP1730726B1 (en) 2004-11-02 2005-10-28 Multi-channel audio energy loss compensation
DE602005002833T DE602005002833T2 (de) 2004-11-02 2005-10-28 Kompensation von multikanal-audio energieverlusten
DE602005002256T DE602005002256T2 (de) 2004-11-02 2005-10-28 Auf mehrfachparametrisierung basierende mehrkanalrekonstruktion
PL05811028T PL1730726T3 (pl) 2004-11-02 2005-10-28 Kompensacja strat energii w wielokanałowym sygnale audio
JP2007537236A JP4527782B2 (ja) 2004-11-02 2005-10-28 多パラメータ化ベースの多チャンネル再構築
EP05797620A EP1738353B1 (en) 2004-11-02 2005-10-28 Multi parametrisation based multi-channel reconstruction
JP2007537235A JP4527781B2 (ja) 2004-11-02 2005-10-28 予測ベースの多チャンネル再構築の性能を改善するための方法
AT05797620T ATE371925T1 (de) 2004-11-02 2005-10-28 Auf mehrfachparametrisierung basierende mehrkanalrekonstruktion
RU2006146948/09A RU2369917C2 (ru) 2004-11-02 2005-10-28 Способы улучшения характеристик многоканальной реконструкции на основе прогнозирования
RU2006146947/09A RU2369918C2 (ru) 2004-11-02 2005-10-28 Многоканальное восстановление на основе множественной параметризации
AT05811028T ATE375590T1 (de) 2004-11-02 2005-10-28 Kompensation von multikanal-audio energieverlusten
PCT/EP2005/011586 WO2006048203A1 (en) 2004-11-02 2005-10-28 Methods for improved performance of prediction based multi-channel reconstruction
PCT/EP2005/011587 WO2006048204A1 (en) 2004-11-02 2005-10-28 Multi parametrisation based multi-channel reconstruction
PL05797620T PL1738353T3 (pl) 2004-11-02 2005-10-28 Wielokanałowa rekonstrukcja oparta na wielu parametryzacjach
KR1020077000000A KR100905067B1 (ko) 2004-11-02 2005-10-28 멀티 파라미터화 기반의 멀티 채널 복원
TW094138177A TWI328405B (en) 2004-11-02 2005-10-31 Multi-channel synthesizer, encoder for processing a multi-channel input signal, method of generating at least three output channels and method of processing a multi-channel input signal
TW094138176A TWI338281B (en) 2004-11-02 2005-10-31 Methods and devices for improved performance of prediction based multi-channel reconstruction
US11/290,372 US7668722B2 (en) 2004-11-02 2005-11-29 Multi parametrisation based multi-channel reconstruction
US11/290,370 US8515083B2 (en) 2004-11-02 2005-11-29 Methods for improved performance of prediction based multi-channel reconstruction
HK07101175A HK1097336A1 (en) 2004-11-02 2007-02-01 Multi-channel audio energy loss compensation
HK07101782A HK1097082A1 (en) 2004-11-02 2007-02-15 Multi parametrisation based multi-channel reconstruction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0402652A SE0402652D0 (sv) 2004-11-02 2004-11-02 Methods for improved performance of prediction based multi- channel reconstruction

Publications (1)

Publication Number Publication Date
SE0402652D0 true SE0402652D0 (sv) 2004-11-02

Family

ID=33488133

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0402652A SE0402652D0 (sv) 2004-11-02 2004-11-02 Methods for improved performance of prediction based multi- channel reconstruction

Country Status (14)

Country Link
US (2) US8515083B2 (sv)
EP (2) EP1738353B1 (sv)
JP (2) JP4527782B2 (sv)
KR (2) KR100885192B1 (sv)
CN (2) CN1998046B (sv)
AT (2) ATE371925T1 (sv)
DE (2) DE602005002256T2 (sv)
ES (2) ES2294738T3 (sv)
HK (2) HK1097336A1 (sv)
PL (2) PL1730726T3 (sv)
RU (2) RU2369918C2 (sv)
SE (1) SE0402652D0 (sv)
TW (2) TWI328405B (sv)
WO (2) WO2006048204A1 (sv)

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