ATE371926T1 - Audiocodierung mit verschiedenen codierungsmodellen - Google Patents

Audiocodierung mit verschiedenen codierungsmodellen

Info

Publication number
ATE371926T1
ATE371926T1 AT04733391T AT04733391T ATE371926T1 AT E371926 T1 ATE371926 T1 AT E371926T1 AT 04733391 T AT04733391 T AT 04733391T AT 04733391 T AT04733391 T AT 04733391T AT E371926 T1 ATE371926 T1 AT E371926T1
Authority
AT
Austria
Prior art keywords
coding
models
coder mode
encoding
module
Prior art date
Application number
AT04733391T
Other languages
English (en)
Inventor
Jari Maekinen
Ari Lakaniemi
Pasi Ojala
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE371926T1 publication Critical patent/ATE371926T1/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
    • G10L19/04—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
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Steroid Compounds (AREA)
AT04733391T 2004-05-17 2004-05-17 Audiocodierung mit verschiedenen codierungsmodellen ATE371926T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2004/001579 WO2005112004A1 (en) 2004-05-17 2004-05-17 Audio encoding with different coding models

Publications (1)

Publication Number Publication Date
ATE371926T1 true ATE371926T1 (de) 2007-09-15

Family

ID=34957454

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04733391T ATE371926T1 (de) 2004-05-17 2004-05-17 Audiocodierung mit verschiedenen codierungsmodellen

Country Status (13)

Country Link
US (1) US8069034B2 (de)
EP (1) EP1747555B1 (de)
JP (1) JP2007538281A (de)
CN (1) CN1954365B (de)
AT (1) ATE371926T1 (de)
AU (1) AU2004319555A1 (de)
BR (1) BRPI0418839A (de)
CA (1) CA2566372A1 (de)
DE (1) DE602004008676T2 (de)
ES (1) ES2291877T3 (de)
MX (1) MXPA06012578A (de)
TW (1) TWI281981B (de)
WO (1) WO2005112004A1 (de)

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EP2144171B1 (de) * 2008-07-11 2018-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audiokodierer und -dekodierer zur Kodierung und Dekodierung von Frames eines abgetasteten Audiosignals
KR20100007738A (ko) * 2008-07-14 2010-01-22 한국전자통신연구원 음성/오디오 통합 신호의 부호화/복호화 장치
FR2936898A1 (fr) * 2008-10-08 2010-04-09 France Telecom Codage a echantillonnage critique avec codeur predictif
JP5629429B2 (ja) * 2008-11-21 2014-11-19 パナソニック株式会社 オーディオ再生装置及びオーディオ再生方法
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JP4977157B2 (ja) * 2009-03-06 2012-07-18 株式会社エヌ・ティ・ティ・ドコモ 音信号符号化方法、音信号復号方法、符号化装置、復号装置、音信号処理システム、音信号符号化プログラム、及び、音信号復号プログラム
WO2011013980A2 (en) 2009-07-27 2011-02-03 Lg Electronics Inc. A method and an apparatus for processing an audio signal
BR112012009032B1 (pt) * 2009-10-20 2021-09-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Codificador de sinal de áudio, decodificador de sinal de áudio, método para prover uma representação codificada de um conteúdo de áudio, método para prover uma representação decodificada de um conteúdo de áudio para uso em aplicações de baixo retardamento
US8442837B2 (en) * 2009-12-31 2013-05-14 Motorola Mobility Llc Embedded speech and audio coding using a switchable model core
EP3079152B1 (de) 2010-07-02 2018-06-06 Dolby International AB Audiodekodierung mit selektiver nachfilterung
CN103282958B (zh) * 2010-10-15 2016-03-30 华为技术有限公司 信号分析器、信号分析方法、信号合成器、信号合成方法、变换器和反向变换器
CN103180899B (zh) * 2010-11-17 2015-07-22 松下电器（美国）知识产权公司 立体声信号的编码装置、解码装置、编码方法及解码方法
CN102208188B (zh) 2011-07-13 2013-04-17 华为技术有限公司 音频信号编解码方法和设备
CN103295577B (zh) * 2013-05-27 2015-09-02 深圳广晟信源技术有限公司 用于音频信号编码的分析窗切换方法和装置
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US12424227B2 (en) * 2020-11-05 2025-09-23 Nippon Telegraph And Telephone Corporation Sound signal refinement method, sound signal decode method, apparatus thereof, program, and storage medium
US20240321285A1 (en) * 2021-01-08 2024-09-26 Voiceage Corporation Method and device for unified time-domain / frequency domain coding of a sound signal
EP4685793A2 (de) * 2021-12-15 2026-01-28 Telefonaktiebolaget LM Ericsson (publ) Adaptive prädiktive kodierung
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Also Published As

Publication number Publication date
TW200604536A (en) 2006-02-01
DE602004008676T2 (de) 2008-06-05
BRPI0418839A (pt) 2007-11-13
US8069034B2 (en) 2011-11-29
ES2291877T3 (es) 2008-03-01
WO2005112004A1 (en) 2005-11-24
JP2007538281A (ja) 2007-12-27
CN1954365A (zh) 2007-04-25
EP1747555B1 (de) 2007-08-29
AU2004319555A1 (en) 2005-11-24
US20050261892A1 (en) 2005-11-24
MXPA06012578A (es) 2006-12-15
DE602004008676D1 (de) 2007-10-11
TWI281981B (en) 2007-06-01
CN1954365B (zh) 2011-04-06
EP1747555A1 (de) 2007-01-31
CA2566372A1 (en) 2005-11-24

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