ATE377244T1 - Einrichtung und verfahren zur verarbeitung eines audiosignals - Google Patents

Einrichtung und verfahren zur verarbeitung eines audiosignals

Info

Publication number
ATE377244T1
ATE377244T1 AT02743323T AT02743323T ATE377244T1 AT E377244 T1 ATE377244 T1 AT E377244T1 AT 02743323 T AT02743323 T AT 02743323T AT 02743323 T AT02743323 T AT 02743323T AT E377244 T1 ATE377244 T1 AT E377244T1
Authority
AT
Austria
Prior art keywords
processing
windows
audio signal
audio
signal
Prior art date
Application number
AT02743323T
Other languages
English (en)
Inventor
Franck Bietrix
Hubert Cadusseau
Original Assignee
Wavecom
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 Wavecom filed Critical Wavecom
Application granted granted Critical
Publication of ATE377244T1 publication Critical patent/ATE377244T1/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
    • 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)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Telephone Function (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Noise Elimination (AREA)
  • Stereophonic System (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AT02743323T 2001-05-15 2002-05-15 Einrichtung und verfahren zur verarbeitung eines audiosignals ATE377244T1 (de)

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 (1)

Publication Number Publication Date
ATE377244T1 true ATE377244T1 (de) 2007-11-15

Family

ID=8863317

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02743323T ATE377244T1 (de) 2001-05-15 2002-05-15 Einrichtung und verfahren zur verarbeitung eines audiosignals

Country Status (10)

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

Families Citing this family (21)

* 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
EP2024863B1 (de) 2006-05-07 2018-01-10 Varcode Ltd. System und verfahren zur verbesserten qualitätsverwaltung in einer produktlogistikkette
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
WO2008135962A2 (en) 2007-05-06 2008-11-13 Varcode Ltd. A system and method for quality management utilizing barcode indicators
JP5638948B2 (ja) * 2007-08-01 2014-12-10 ジンジャー ソフトウェア、インコーポレイティッド インターネットコーパスを用いた、文脈依存言語の自動的な修正および改善
US8540156B2 (en) 2007-11-14 2013-09-24 Varcode Ltd. System and method for quality management utilizing barcode indicators
US11704526B2 (en) 2008-06-10 2023-07-18 Varcode Ltd. Barcoded indicators for quality management
KR20120125310A (ko) 2010-02-01 2012-11-14 진저 소프트웨어 인코퍼레이티드 특히 소형 키보드 디바이스를 위한 인터넷 코퍼스를 사용하는 자동 문맥 감응식 언어 교정
EP2372704A1 (de) * 2010-03-11 2011-10-05 Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. Signalprozessor und Verfahren zur Verarbeitung eines Signals
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 (de) 2013-09-13 2015-03-18 Borealis AG Verfahren zur Herstellung von Olefinproduktion durch Metathese und Reaktorsystem dafür
JP6048596B2 (ja) * 2014-01-28 2016-12-21 三菱電機株式会社 集音装置、集音装置の入力信号補正方法および移動機器情報システム
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
CN107615027B (zh) 2015-05-18 2020-03-27 发可有限公司 用于可激活质量标签的热致变色墨水标记
US10697837B2 (en) 2015-07-07 2020-06-30 Varcode Ltd. Electronic quality indicator
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
US11532314B2 (en) * 2019-12-16 2022-12-20 Google Llc Amplitude-independent window sizes in audio encoding
CN118430527B (zh) * 2024-07-05 2024-09-06 青岛珞宾通信有限公司 一种基于pda端边缘计算处理的声音识别方法

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 (en) * 1996-08-02 1998-02-12 Universite De Sherbrooke Speech/audio coding with non-linear spectral-amplitude transformation
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
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
US6418405B1 (en) * 1999-09-30 2002-07-09 Motorola, Inc. Method and apparatus for dynamic segmentation 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
FR2824978B1 (fr) 2003-09-19
WO2002093558A1 (fr) 2002-11-21
CN1223991C (zh) 2005-10-19
US20040236572A1 (en) 2004-11-25
KR20040005965A (ko) 2004-01-16
FR2824978A1 (fr) 2002-11-22
IL158797A (en) 2009-02-11
US7295968B2 (en) 2007-11-13
EP1395981A1 (de) 2004-03-10
CN1520589A (zh) 2004-08-11
JP2004527797A (ja) 2004-09-09
EP1395981B1 (de) 2007-10-31
DE60223246D1 (de) 2007-12-13
IL158797A0 (en) 2004-05-12

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