FR2824978B1 - Dispositif et procede de traitement d'un signal audio - Google Patents
Dispositif et procede de traitement d'un signal audioInfo
- 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
Links
- 230000005236 sound signal Effects 0.000 title abstract 2
- 230000011218 segmentation Effects 0.000 abstract 3
- 230000001360 synchronised effect Effects 0.000 abstract 1
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)
- Stereo-Broadcasting Methods (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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Noise Elimination (AREA)
- Stereophonic System (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
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 |
CNB028129784A CN1223991C (zh) | 2001-05-15 | 2002-05-15 | 声频信号处理设备及方法 |
KR10-2003-7014895A KR20040005965A (ko) | 2001-05-15 | 2002-05-15 | 오디오 신호 처리 장치 및 방법 |
PCT/FR2002/001640 WO2002093558A1 (fr) | 2001-05-15 | 2002-05-15 | Dispositif et procede de traitement d'un signal audio. |
IL15879702A IL158797A0 (en) | 2001-05-15 | 2002-05-15 | Device and method for processing an audio signal |
JP2002590150A JP2004527797A (ja) | 2001-05-15 | 2002-05-15 | 音声信号の処理方法 |
EP02743323A EP1395981B1 (fr) | 2001-05-15 | 2002-05-15 | Dispositif et procede de traitement d'un signal audio. |
AT02743323T ATE377244T1 (de) | 2001-05-15 | 2002-05-15 | Einrichtung und verfahren zur verarbeitung eines audiosignals |
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)
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 (fr) | 2006-05-07 | 2018-01-10 | Varcode Ltd. | Systeme et procede pour ameliorer la gestion de la qualite dans une chaine logistique de produits |
US7562811B2 (en) | 2007-01-18 | 2009-07-21 | Varcode Ltd. | System and method for improved quality management in a product logistic chain |
CN101479788B (zh) * | 2006-06-29 | 2012-01-11 | Nxp股份有限公司 | 声音帧长度适配 |
US8528808B2 (en) | 2007-05-06 | 2013-09-10 | Varcode Ltd. | System and method for quality management utilizing barcode indicators |
CN101802812B (zh) | 2007-08-01 | 2015-07-01 | 金格软件有限公司 | 使用互联网语料库的自动的上下文相关的语言校正和增强 |
US8500014B2 (en) | 2007-11-14 | 2013-08-06 | 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 |
CN102884518A (zh) | 2010-02-01 | 2013-01-16 | 金格软件有限公司 | 尤其用于小键盘装置的使用互联网语料库的自动的上下文相关的语言校正 |
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 |
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 |
JP6898298B2 (ja) | 2015-07-07 | 2021-07-07 | バーコード リミティド | 電子品質表示指標 |
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 |
CN113272895A (zh) * | 2019-12-16 | 2021-08-17 | 谷歌有限责任公司 | 音频编码中的与振幅无关的窗口大小 |
Family Cites Families (9)
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 |
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 |
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 |
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 |
-
2001
- 2001-05-15 FR FR0106412A patent/FR2824978B1/fr not_active Expired - Fee Related
-
2002
- 2002-05-15 CN CNB028129784A patent/CN1223991C/zh not_active Expired - Fee Related
- 2002-05-15 EP EP02743323A patent/EP1395981B1/fr not_active Expired - Lifetime
- 2002-05-15 AT AT02743323T patent/ATE377244T1/de not_active IP Right Cessation
- 2002-05-15 WO PCT/FR2002/001640 patent/WO2002093558A1/fr active IP Right Grant
- 2002-05-15 IL IL15879702A patent/IL158797A0/xx active IP Right Grant
- 2002-05-15 JP JP2002590150A patent/JP2004527797A/ja active Pending
- 2002-05-15 US US10/477,816 patent/US7295968B2/en not_active Expired - Fee Related
- 2002-05-15 KR KR10-2003-7014895A patent/KR20040005965A/ko not_active Application Discontinuation
- 2002-05-15 DE DE60223246T patent/DE60223246D1/de not_active Expired - Lifetime
-
2003
- 2003-11-10 IL IL158797A patent/IL158797A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2002093558A1 (fr) | 2002-11-21 |
JP2004527797A (ja) | 2004-09-09 |
IL158797A0 (en) | 2004-05-12 |
US7295968B2 (en) | 2007-11-13 |
FR2824978A1 (fr) | 2002-11-22 |
ATE377244T1 (de) | 2007-11-15 |
EP1395981A1 (fr) | 2004-03-10 |
EP1395981B1 (fr) | 2007-10-31 |
US20040236572A1 (en) | 2004-11-25 |
KR20040005965A (ko) | 2004-01-16 |
CN1520589A (zh) | 2004-08-11 |
DE60223246D1 (de) | 2007-12-13 |
CN1223991C (zh) | 2005-10-19 |
IL158797A (en) | 2009-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20100129 |