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ATE524808T1 - Verfahren zur codierung eines quellenaudiosignals,entsprechende codierungseinrichtung, decodierungsverfahren und einrichtung, signal und computerprogrammprodukte - Google Patents

Verfahren zur codierung eines quellenaudiosignals,entsprechende codierungseinrichtung, decodierungsverfahren und einrichtung, signal und computerprogrammprodukte

Info

Publication number
ATE524808T1
ATE524808T1 AT07731731T AT07731731T ATE524808T1 AT E524808 T1 ATE524808 T1 AT E524808T1 AT 07731731 T AT07731731 T AT 07731731T AT 07731731 T AT07731731 T AT 07731731T AT E524808 T1 ATE524808 T1 AT E524808T1
Authority
AT
Austria
Prior art keywords
encoding
signal
audio signal
source audio
computer program
Prior art date
Application number
AT07731731T
Other languages
English (en)
Inventor
Pierrick Philippe
Christophe Veaux
Patrice Collen
Original Assignee
France Telecom
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 France Telecom filed Critical France Telecom
Application granted granted Critical
Publication of ATE524808T1 publication Critical patent/ATE524808T1/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
    • G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
    • G10L19/032—Quantisation or dequantisation of spectral components
    • G10L19/035—Scalar quantisation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT07731731T 2006-03-13 2007-03-12 Verfahren zur codierung eines quellenaudiosignals,entsprechende codierungseinrichtung, decodierungsverfahren und einrichtung, signal und computerprogrammprodukte ATE524808T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0602179A FR2898443A1 (fr) 2006-03-13 2006-03-13 Procede de codage d'un signal audio source, dispositif de codage, procede et dispositif de decodage, signal, produits programme d'ordinateur correspondants
PCT/FR2007/050915 WO2007104889A1 (fr) 2006-03-13 2007-03-12 Procede de codage d'un signal audio source, dispositif de codage, procede et dispositif de decodage, signal, produits programme d'ordinateur correspondants

Publications (1)

Publication Number Publication Date
ATE524808T1 true ATE524808T1 (de) 2011-09-15

Family

ID=36996146

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07731731T ATE524808T1 (de) 2006-03-13 2007-03-12 Verfahren zur codierung eines quellenaudiosignals,entsprechende codierungseinrichtung, decodierungsverfahren und einrichtung, signal und computerprogrammprodukte

Country Status (7)

Country Link
US (1) US8224660B2 (de)
EP (1) EP1997103B1 (de)
JP (1) JP5192400B2 (de)
CN (1) CN101432804B (de)
AT (1) ATE524808T1 (de)
FR (1) FR2898443A1 (de)
WO (1) WO2007104889A1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2852172A1 (fr) * 2003-03-04 2004-09-10 France Telecom Procede et dispositif de reconstruction spectrale d'un signal audio
CN102081927B (zh) * 2009-11-27 2012-07-18 中兴通讯股份有限公司 一种可分层音频编码、解码方法及系统
DE112010005020B4 (de) * 2009-12-28 2018-12-13 Mitsubishi Electric Corporation Sprachsignal-Wiederherstellungsvorrichtung und Sprachsignal-Wiederherstellungsverfahren
US9450812B2 (en) 2014-03-14 2016-09-20 Dechnia, LLC Remote system configuration via modulated audio
PL3413306T3 (pl) * 2014-03-24 2020-04-30 Nippon Telegraph And Telephone Corporation SPOSÓB KODOWANIA, KODER, PROGRAM i NOŚNIK ZAPISU
CN106653035B (zh) * 2016-12-26 2019-12-13 广州广晟数码技术有限公司 数字音频编码中码率分配的方法和装置
US10455335B1 (en) * 2018-07-20 2019-10-22 Mimi Hearing Technologies GmbH Systems and methods for modifying an audio signal using custom psychoacoustic models
US10966033B2 (en) 2018-07-20 2021-03-30 Mimi Hearing Technologies GmbH Systems and methods for modifying an audio signal using custom psychoacoustic models
EP3614380B1 (de) 2018-08-22 2022-04-13 Mimi Hearing Technologies GmbH Systeme und verfahren zur soundverbesserung in audiosystemen
CN110265043B (zh) * 2019-06-03 2021-06-01 同响科技股份有限公司 自适应有损或无损的音频压缩和解压缩演算方法
CN113782040B (zh) * 2020-05-22 2024-07-30 华为技术有限公司 基于心理声学的音频编码方法及装置
CN113904900B (zh) * 2021-08-26 2024-05-14 北京空间飞行器总体设计部 一种实时遥测信源分阶相对编码方法

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US7835904B2 (en) * 2006-03-03 2010-11-16 Microsoft Corp. Perceptual, scalable audio compression

Also Published As

Publication number Publication date
US8224660B2 (en) 2012-07-17
EP1997103A1 (de) 2008-12-03
CN101432804A (zh) 2009-05-13
JP2009530653A (ja) 2009-08-27
JP5192400B2 (ja) 2013-05-08
FR2898443A1 (fr) 2007-09-14
US20090083043A1 (en) 2009-03-26
CN101432804B (zh) 2013-01-16
WO2007104889A1 (fr) 2007-09-20
EP1997103B1 (de) 2011-09-14

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