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ATE538369T1 - Audiokodierungsverfahren sowie entsprechendes audiokodierungsgerät, kodierten signal und computerprogramme dafür - Google Patents

Audiokodierungsverfahren sowie entsprechendes audiokodierungsgerät, kodierten signal und computerprogramme dafür

Info

Publication number
ATE538369T1
ATE538369T1 AT08788186T AT08788186T ATE538369T1 AT E538369 T1 ATE538369 T1 AT E538369T1 AT 08788186 T AT08788186 T AT 08788186T AT 08788186 T AT08788186 T AT 08788186T AT E538369 T1 ATE538369 T1 AT E538369T1
Authority
AT
Austria
Prior art keywords
audio coding
spectral
computer programs
coded signal
function
Prior art date
Application number
AT08788186T
Other languages
English (en)
Inventor
Adil Mouhssine
Touimi Abdellatif Benjelloun
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 ATE538369T1 publication Critical patent/ATE538369T1/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
    • G10L19/24—Variable rate codecs, e.g. for generating different qualities using a scalable representation such as hierarchical encoding or layered encoding
    • 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

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)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Stereophonic System (AREA)
AT08788186T 2007-05-10 2008-04-16 Audiokodierungsverfahren sowie entsprechendes audiokodierungsgerät, kodierten signal und computerprogramme dafür ATE538369T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0703349A FR2916079A1 (fr) 2007-05-10 2007-05-10 Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes
PCT/FR2008/050671 WO2008145893A2 (fr) 2007-05-10 2008-04-16 Procede de codage et decodage audio, codeur audio, decodeur audio et programmes d'ordinateur associes

Publications (1)

Publication Number Publication Date
ATE538369T1 true ATE538369T1 (de) 2012-01-15

Family

ID=38858968

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08788186T ATE538369T1 (de) 2007-05-10 2008-04-16 Audiokodierungsverfahren sowie entsprechendes audiokodierungsgerät, kodierten signal und computerprogramme dafür

Country Status (6)

Country Link
US (1) US8488824B2 (de)
EP (1) EP2145167B1 (de)
CN (1) CN101730832B (de)
AT (1) ATE538369T1 (de)
FR (1) FR2916079A1 (de)
WO (1) WO2008145893A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2688066A1 (de) 2012-07-16 2014-01-22 Thomson Licensing Verfahren und Vorrichtung zur Codierung von Mehrkanal-HOA-Audiosignalen zur Rauschreduzierung sowie Verfahren und Vorrichtung zur Decodierung von Mehrkanal-HOA-Audiosignalen zur Rauschreduzierung
WO2014052429A1 (en) 2012-09-27 2014-04-03 Dolby Laboratories Licensing Corporation Spatial multiplexing in a soundfield teleconferencing system
US9959875B2 (en) * 2013-03-01 2018-05-01 Qualcomm Incorporated Specifying spherical harmonic and/or higher order ambisonics coefficients in bitstreams
EP3090574B1 (de) * 2014-01-03 2019-06-26 Samsung Electronics Co., Ltd. Verfahren und vorrichtung für verbesserte ambisonic-decodierung
US10020000B2 (en) 2014-01-03 2018-07-10 Samsung Electronics Co., Ltd. Method and apparatus for improved ambisonic decoding
US10405126B2 (en) 2017-06-30 2019-09-03 Qualcomm Incorporated Mixed-order ambisonics (MOA) audio data for computer-mediated reality systems
US11363402B2 (en) 2019-12-30 2022-06-14 Comhear Inc. Method for providing a spatialized soundfield
US11743670B2 (en) 2020-12-18 2023-08-29 Qualcomm Incorporated Correlation-based rendering with multiple distributed streams accounting for an occlusion for six degree of freedom applications
CN115497485B (zh) * 2021-06-18 2024-10-18 华为技术有限公司 三维音频信号编码方法、装置、编码器和系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE519985C2 (sv) * 2000-09-15 2003-05-06 Ericsson Telefon Ab L M Kodning och avkodning av signaler från flera kanaler
US7277765B1 (en) * 2000-10-12 2007-10-02 Bose Corporation Interactive sound reproducing
FR2820573B1 (fr) * 2001-02-02 2003-03-28 France Telecom Methode et dispositif de traitement d'une pluralite de flux binaires audio
CA2437927A1 (en) * 2003-08-14 2005-02-14 Ramesh Mantha Adaptive coding for a shared data communication channel
EP1749420A4 (de) * 2004-05-25 2008-10-15 Huonlabs Pty Ltd Audioapparat und verfahren
US20070239295A1 (en) * 2006-02-24 2007-10-11 Thompson Jeffrey K Codec conditioning system and method
US8379868B2 (en) * 2006-05-17 2013-02-19 Creative Technology Ltd Spatial audio coding based on universal spatial cues
CN100458788C (zh) * 2006-09-25 2009-02-04 北京搜狗科技发展有限公司 一种互联网音频文件的聚类方法、搜索方法及系统

Also Published As

Publication number Publication date
EP2145167A2 (de) 2010-01-20
CN101730832B (zh) 2014-05-28
US20100305952A1 (en) 2010-12-02
CN101730832A (zh) 2010-06-09
EP2145167B1 (de) 2011-12-21
FR2916079A1 (fr) 2008-11-14
WO2008145893A3 (fr) 2009-12-03
WO2008145893A2 (fr) 2008-12-04
US8488824B2 (en) 2013-07-16

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