ATE336151T1 - Verfahren zum bearbeiten komprimierter audiodaten zur räumlichen wiedergabe - Google Patents

Verfahren zum bearbeiten komprimierter audiodaten zur räumlichen wiedergabe

Info

Publication number
ATE336151T1
ATE336151T1 AT04712070T AT04712070T ATE336151T1 AT E336151 T1 ATE336151 T1 AT E336151T1 AT 04712070 T AT04712070 T AT 04712070T AT 04712070 T AT04712070 T AT 04712070T AT E336151 T1 ATE336151 T1 AT E336151T1
Authority
AT
Austria
Prior art keywords
signals
sub
acoustic
audio data
filtering
Prior art date
Application number
AT04712070T
Other languages
English (en)
Inventor
Touimi Abdellatif Benjelloun
Marc Emerit
Jean-Marie Pernaux
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 ATE336151T1 publication Critical patent/ATE336151T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/008—Systems employing more than two channels, e.g. quadraphonic in which the audio signals are in digital form, i.e. employing more than two discrete digital channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved
    • 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
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Multimedia (AREA)
  • Stereophonic System (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
AT04712070T 2003-02-27 2004-02-18 Verfahren zum bearbeiten komprimierter audiodaten zur räumlichen wiedergabe ATE336151T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0302397A FR2851879A1 (fr) 2003-02-27 2003-02-27 Procede de traitement de donnees sonores compressees, pour spatialisation.

Publications (1)

Publication Number Publication Date
ATE336151T1 true ATE336151T1 (de) 2006-09-15

Family

ID=32843028

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04712070T ATE336151T1 (de) 2003-02-27 2004-02-18 Verfahren zum bearbeiten komprimierter audiodaten zur räumlichen wiedergabe

Country Status (7)

Country Link
US (1) US20060198542A1 (de)
EP (1) EP1600042B1 (de)
AT (1) ATE336151T1 (de)
DE (1) DE602004001868T2 (de)
ES (1) ES2271847T3 (de)
FR (1) FR2851879A1 (de)
WO (1) WO2004080124A1 (de)

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KR100606734B1 (ko) 2005-02-04 2006-08-01 엘지전자 주식회사 삼차원 입체음향 구현 방법 및 그 장치
DE102005010057A1 (de) * 2005-03-04 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen eines codierten Stereo-Signals eines Audiostücks oder Audiodatenstroms
US8345890B2 (en) 2006-01-05 2013-01-01 Audience, Inc. System and method for utilizing inter-microphone level differences for speech enhancement
US8744844B2 (en) 2007-07-06 2014-06-03 Audience, Inc. System and method for adaptive intelligent noise suppression
US8204252B1 (en) 2006-10-10 2012-06-19 Audience, Inc. System and method for providing close microphone adaptive array processing
US8194880B2 (en) 2006-01-30 2012-06-05 Audience, Inc. System and method for utilizing omni-directional microphones for speech enhancement
US9185487B2 (en) 2006-01-30 2015-11-10 Audience, Inc. System and method for providing noise suppression utilizing null processing noise subtraction
KR100754220B1 (ko) 2006-03-07 2007-09-03 삼성전자주식회사 Ｍｐｅｇ 서라운드를 위한 바이노럴 디코더 및 그 디코딩방법
DE602007002993D1 (de) * 2006-03-13 2009-12-10 France Telecom Gemeinsame schallsynthese und -spatialisierung
WO2007106553A1 (en) * 2006-03-15 2007-09-20 Dolby Laboratories Licensing Corporation Binaural rendering using subband filters
FR2899423A1 (fr) * 2006-03-28 2007-10-05 France Telecom Procede et dispositif de spatialisation sonore binaurale efficace dans le domaine transforme.
US8266195B2 (en) * 2006-03-28 2012-09-11 Telefonaktiebolaget L M Ericsson (Publ) Filter adaptive frequency resolution
US8204253B1 (en) 2008-06-30 2012-06-19 Audience, Inc. Self calibration of audio device
US8849231B1 (en) 2007-08-08 2014-09-30 Audience, Inc. System and method for adaptive power control
US8934641B2 (en) * 2006-05-25 2015-01-13 Audience, Inc. Systems and methods for reconstructing decomposed audio signals
US8150065B2 (en) 2006-05-25 2012-04-03 Audience, Inc. System and method for processing an audio signal
US8949120B1 (en) 2006-05-25 2015-02-03 Audience, Inc. Adaptive noise cancelation
US8259926B1 (en) 2007-02-23 2012-09-04 Audience, Inc. System and method for 2-channel and 3-channel acoustic echo cancellation
US20080273708A1 (en) * 2007-05-03 2008-11-06 Telefonaktiebolaget L M Ericsson (Publ) Early Reflection Method for Enhanced Externalization
US8189766B1 (en) 2007-07-26 2012-05-29 Audience, Inc. System and method for blind subband acoustic echo cancellation postfiltering
JP2009128559A (ja) * 2007-11-22 2009-06-11 Casio Comput Co Ltd 残響効果付加装置
US8143620B1 (en) 2007-12-21 2012-03-27 Audience, Inc. System and method for adaptive classification of audio sources
US8180064B1 (en) 2007-12-21 2012-05-15 Audience, Inc. System and method for providing voice equalization
US8194882B2 (en) 2008-02-29 2012-06-05 Audience, Inc. System and method for providing single microphone noise suppression fallback
US8355511B2 (en) 2008-03-18 2013-01-15 Audience, Inc. System and method for envelope-based acoustic echo cancellation
US8774423B1 (en) 2008-06-30 2014-07-08 Audience, Inc. System and method for controlling adaptivity of signal modification using a phantom coefficient
US8521530B1 (en) 2008-06-30 2013-08-27 Audience, Inc. System and method for enhancing a monaural audio signal
KR101496760B1 (ko) * 2008-12-29 2015-02-27 삼성전자주식회사 서라운드 사운드 가상화 방법 및 장치
US8639046B2 (en) * 2009-05-04 2014-01-28 Mamigo Inc Method and system for scalable multi-user interactive visualization
EP2489207A4 (de) * 2009-10-12 2013-10-30 Nokia Corp Mehrweganalyse zur audioverarbeitung
US9838784B2 (en) 2009-12-02 2017-12-05 Knowles Electronics, Llc Directional audio capture
US8786852B2 (en) 2009-12-02 2014-07-22 Lawrence Livermore National Security, Llc Nanoscale array structures suitable for surface enhanced raman scattering and methods related thereto
US8718290B2 (en) 2010-01-26 2014-05-06 Audience, Inc. Adaptive noise reduction using level cues
US9008329B1 (en) 2010-01-26 2015-04-14 Audience, Inc. Noise reduction using multi-feature cluster tracker
US9378754B1 (en) 2010-04-28 2016-06-28 Knowles Electronics, Llc Adaptive spatial classifier for multi-microphone systems
US9395304B2 (en) 2012-03-01 2016-07-19 Lawrence Livermore National Security, Llc Nanoscale structures on optical fiber for surface enhanced Raman scattering and methods related thereto
US9491299B2 (en) 2012-11-27 2016-11-08 Dolby Laboratories Licensing Corporation Teleconferencing using monophonic audio mixed with positional metadata
US9536540B2 (en) 2013-07-19 2017-01-03 Knowles Electronics, Llc Speech signal separation and synthesis based on auditory scene analysis and speech modeling
FR3009158A1 (fr) * 2013-07-24 2015-01-30 Orange Spatialisation sonore avec effet de salle
DE102013223201B3 (de) * 2013-11-14 2015-05-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtung zum Komprimieren und Dekomprimieren von Schallfelddaten eines Gebietes
WO2016040885A1 (en) 2014-09-12 2016-03-17 Audience, Inc. Systems and methods for restoration of speech components
US10249312B2 (en) * 2015-10-08 2019-04-02 Qualcomm Incorporated Quantization of spatial vectors
US9820042B1 (en) 2016-05-02 2017-11-14 Knowles Electronics, Llc Stereo separation and directional suppression with omni-directional microphones
US10598506B2 (en) * 2016-09-12 2020-03-24 Bragi GmbH Audio navigation using short range bilateral earpieces
FR3065137B1 (fr) 2017-04-07 2020-02-28 Axd Technologies, Llc Procede de spatialisation sonore
CN113170253B (zh) * 2018-10-05 2024-03-19 奇跃公司 用于音频空间化的加重

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CA2077662C (en) * 1991-01-08 2001-04-17 Mark Franklin Davis Encoder/decoder for multidimensional sound fields
KR100206333B1 (ko) * 1996-10-08 1999-07-01 윤종용 두개의 스피커를 이용한 멀티채널 오디오 재생장치및 방법
US7116787B2 (en) * 2001-05-04 2006-10-03 Agere Systems Inc. Perceptual synthesis of auditory scenes

Also Published As

Publication number Publication date
WO2004080124A1 (fr) 2004-09-16
FR2851879A1 (fr) 2004-09-03
DE602004001868T2 (de) 2007-03-08
EP1600042B1 (de) 2006-08-09
ES2271847T3 (es) 2007-04-16
US20060198542A1 (en) 2006-09-07
DE602004001868D1 (de) 2006-09-21
EP1600042A1 (de) 2005-11-30

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