FR2824978B1 - Dispositif et procede de traitement d'un signal audio - Google Patents

Dispositif et procede de traitement d'un signal audio

Info

Publication number
FR2824978B1
FR2824978B1 FR0106412A FR0106412A FR2824978B1 FR 2824978 B1 FR2824978 B1 FR 2824978B1 FR 0106412 A FR0106412 A FR 0106412A FR 0106412 A FR0106412 A FR 0106412A FR 2824978 B1 FR2824978 B1 FR 2824978B1
Authority
FR
France
Prior art keywords
processing
windows
audio signal
audio
signal
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0106412A
Other languages
English (en)
Other versions
FR2824978A1 (fr
Inventor
Franck Bietrix
Hubert Cadusseau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sierra Wireless SA
Original Assignee
Wavecom SA
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
Priority to FR0106412A priority Critical patent/FR2824978B1/fr
Application filed by Wavecom SA filed Critical Wavecom SA
Priority to EP02743323A priority patent/EP1395981B1/fr
Priority to PCT/FR2002/001640 priority patent/WO2002093558A1/fr
Priority to DE60223246T priority patent/DE60223246D1/de
Priority to AT02743323T priority patent/ATE377244T1/de
Priority to IL15879702A priority patent/IL158797A0/xx
Priority to KR10-2003-7014895A priority patent/KR20040005965A/ko
Priority to JP2002590150A priority patent/JP2004527797A/ja
Priority to US10/477,816 priority patent/US7295968B2/en
Priority to CNB028129784A priority patent/CN1223991C/zh
Publication of FR2824978A1 publication Critical patent/FR2824978A1/fr
Application granted granted Critical
Publication of FR2824978B1 publication Critical patent/FR2824978B1/fr
Priority to IL158797A priority patent/IL158797A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • 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
    • G10L19/0212—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 using orthogonal transformation
    • 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
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L2021/02082—Noise filtering the noise being echo, reverberation of the speech

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Computational Linguistics (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Telephone Function (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Noise Elimination (AREA)
  • Stereophonic System (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR0106412A 2001-05-15 2001-05-15 Dispositif et procede de traitement d'un signal audio Expired - Fee Related FR2824978B1 (fr)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FR0106412A FR2824978B1 (fr) 2001-05-15 2001-05-15 Dispositif et procede de traitement d'un signal audio
US10/477,816 US7295968B2 (en) 2001-05-15 2002-05-15 Device and method for processing an audio signal
DE60223246T DE60223246D1 (de) 2001-05-15 2002-05-15 Einrichtung und verfahren zur verarbeitung eines audiosignals
AT02743323T ATE377244T1 (de) 2001-05-15 2002-05-15 Einrichtung und verfahren zur verarbeitung eines audiosignals
IL15879702A IL158797A0 (en) 2001-05-15 2002-05-15 Device and method for processing an audio signal
KR10-2003-7014895A KR20040005965A (ko) 2001-05-15 2002-05-15 오디오 신호 처리 장치 및 방법
EP02743323A EP1395981B1 (fr) 2001-05-15 2002-05-15 Dispositif et procede de traitement d'un signal audio.
PCT/FR2002/001640 WO2002093558A1 (fr) 2001-05-15 2002-05-15 Dispositif et procede de traitement d'un signal audio.
CNB028129784A CN1223991C (zh) 2001-05-15 2002-05-15 声频信号处理设备及方法
JP2002590150A JP2004527797A (ja) 2001-05-15 2002-05-15 音声信号の処理方法
IL158797A IL158797A (en) 2001-05-15 2003-11-10 Audio signal processing device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0106412A FR2824978B1 (fr) 2001-05-15 2001-05-15 Dispositif et procede de traitement d'un signal audio

Publications (2)

Publication Number Publication Date
FR2824978A1 FR2824978A1 (fr) 2002-11-22
FR2824978B1 true FR2824978B1 (fr) 2003-09-19

Family

ID=8863317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0106412A Expired - Fee Related FR2824978B1 (fr) 2001-05-15 2001-05-15 Dispositif et procede de traitement d'un signal audio

Country Status (10)

Country Link
US (1) US7295968B2 (fr)
EP (1) EP1395981B1 (fr)
JP (1) JP2004527797A (fr)
KR (1) KR20040005965A (fr)
CN (1) CN1223991C (fr)
AT (1) ATE377244T1 (fr)
DE (1) DE60223246D1 (fr)
FR (1) FR2824978B1 (fr)
IL (2) IL158797A0 (fr)
WO (1) WO2002093558A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8219391B2 (en) * 2005-02-15 2012-07-10 Raytheon Bbn Technologies Corp. Speech analyzing system with speech codebook
JP2009537038A (ja) 2006-05-07 2009-10-22 バーコード リミティド 製品ロジスティックチェーンにおける品質管理を改善するためのシステムおよび方法
US7562811B2 (en) 2007-01-18 2009-07-21 Varcode Ltd. System and method for improved quality management in a product logistic chain
ATE520120T1 (de) * 2006-06-29 2011-08-15 Nxp Bv Klangrahmenlängenanpassung
JP2010526386A (ja) 2007-05-06 2010-07-29 バーコード リミティド バーコード標識を利用する品質管理のシステムと方法
WO2009016631A2 (fr) * 2007-08-01 2009-02-05 Ginger Software, Inc. Correction et amélioration automatique de langage sensibles au contexte à l'aide d'un corpus internet
EP2218055B1 (fr) 2007-11-14 2014-07-16 Varcode Ltd. Système et procédé de gestion de qualité utilisant des indicateurs de codes à barres
US11704526B2 (en) 2008-06-10 2023-07-18 Varcode Ltd. Barcoded indicators for quality management
EP2531930A1 (fr) 2010-02-01 2012-12-12 Ginger Software, Inc. Correction linguistique automatique sensible au contexte utilisant un corpus internet en particulier pour des dispositifs à petit clavier
EP2372703A1 (fr) * 2010-03-11 2011-10-05 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Processeur de signal, fournisseur de fenêtre, signal de média codé, procédé de traitement d'un signal et procédé pour fournir une fenêtre
US20140025374A1 (en) * 2012-07-22 2014-01-23 Xia Lou Speech enhancement to improve speech intelligibility and automatic speech recognition
US8807422B2 (en) 2012-10-22 2014-08-19 Varcode Ltd. Tamper-proof quality management barcode indicators
EP2848300A1 (fr) 2013-09-13 2015-03-18 Borealis AG Procédé de production d'oléfines par métathèse et système de réacteur associé
DE112014006281T5 (de) * 2014-01-28 2016-10-20 Mitsubishi Electric Corporation Tonsammelvorrichtung, Korrekturverfahren für Eingangssignal von Tonsammelvorrichtung und Mobilgeräte-Informationssystem
CN104914307B (zh) * 2015-04-23 2017-09-12 深圳市鼎阳科技有限公司 一种频谱仪及其多参数并行扫频的频谱测量方法
CA2985160C (fr) 2015-05-18 2023-09-05 Varcode Ltd. Marquage a l'encre thermochromique pour des etiquettes de qualite activables
EP3320315B1 (fr) 2015-07-07 2020-03-04 Varcode Ltd. Indicateur de qualité électronique
US10594530B2 (en) * 2018-05-29 2020-03-17 Qualcomm Incorporated Techniques for successive peak reduction crest factor reduction
US20210020191A1 (en) * 2019-07-18 2021-01-21 DeepConvo Inc. Methods and systems for voice profiling as a service
WO2021126155A1 (fr) * 2019-12-16 2021-06-24 Google Llc Tailles de fenêtre indépendantes de l'amplitude dans un codage audio

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1062963C (zh) * 1990-04-12 2001-03-07 多尔拜实验特许公司 用于产生高质量声音信号的解码器和编码器
JPH07264144A (ja) * 1994-03-16 1995-10-13 Toshiba Corp 信号圧縮符号化装置および圧縮信号復号装置
FI100840B (fi) * 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin
WO1998006090A1 (fr) * 1996-08-02 1998-02-12 Universite De Sherbrooke Codage parole/audio a l'aide d'une transformee non lineaire a amplitude spectrale
US5913191A (en) * 1997-10-17 1999-06-15 Dolby Laboratories Licensing Corporation Frame-based audio coding with additional filterbank to suppress aliasing artifacts at frame boundaries
US5903872A (en) * 1997-10-17 1999-05-11 Dolby Laboratories Licensing Corporation Frame-based audio coding with additional filterbank to attenuate spectral splatter at frame boundaries
US6418405B1 (en) * 1999-09-30 2002-07-09 Motorola, Inc. Method and apparatus for dynamic segmentation of a low bit rate digital voice message
US6370500B1 (en) * 1999-09-30 2002-04-09 Motorola, Inc. Method and apparatus for non-speech activity reduction of a low bit rate digital voice message
FI116643B (fi) * 1999-11-15 2006-01-13 Nokia Corp Kohinan vaimennus

Also Published As

Publication number Publication date
FR2824978A1 (fr) 2002-11-22
WO2002093558A1 (fr) 2002-11-21
EP1395981A1 (fr) 2004-03-10
IL158797A (en) 2009-02-11
JP2004527797A (ja) 2004-09-09
EP1395981B1 (fr) 2007-10-31
IL158797A0 (en) 2004-05-12
US20040236572A1 (en) 2004-11-25
US7295968B2 (en) 2007-11-13
KR20040005965A (ko) 2004-01-16
ATE377244T1 (de) 2007-11-15
CN1520589A (zh) 2004-08-11
CN1223991C (zh) 2005-10-19
DE60223246D1 (de) 2007-12-13

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Effective date: 20100129