DE69804329T2 - Verfahren und vorrichtung zur rauschunterdrückung eines digitalen sprachsignals - Google Patents

Verfahren und vorrichtung zur rauschunterdrückung eines digitalen sprachsignals

Info

Publication number: DE69804329T2
Authority: DE; Germany
Prior art keywords: noise; speech signal; block; frequency; signal
Prior art date: 1997-09-18
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

DE69804329T

Other languages

German (de)

English (en)

Other versions

DE69804329D1 (de

Inventor

Philip Lockwood

Stephane Lubiarz

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.)

EADS Defence and Security Networks SAS

Nortel Networks France SAS

Original Assignee

EADS Defence and Security Networks SAS

Matra Nortel Communications SAS

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.)

1997-09-18

Filing date

1998-09-16

Publication date

2002-11-14

1998-09-16 Application filed by EADS Defence and Security Networks SAS, Matra Nortel Communications SAS filed Critical EADS Defence and Security Networks SAS

2002-04-25 Application granted granted Critical

2002-04-25 Publication of DE69804329D1 publication Critical patent/DE69804329D1/de

2002-11-14 Publication of DE69804329T2 publication Critical patent/DE69804329T2/de

2018-09-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims description 67
230000009467 reduction Effects 0.000 title claims description 32
230000003595 spectral effect Effects 0.000 claims description 109
230000000873 masking effect Effects 0.000 claims description 30
230000007774 longterm Effects 0.000 claims description 29
230000001143 conditioned effect Effects 0.000 claims description 24
230000006870 function Effects 0.000 claims description 24
230000000694 effects Effects 0.000 claims description 19
238000012545 processing Methods 0.000 claims description 16
238000004458 analytical method Methods 0.000 claims description 13
238000005070 sampling Methods 0.000 claims description 13
238000001228 spectrum Methods 0.000 claims description 13
230000001755 vocal effect Effects 0.000 claims description 13
230000001629 suppression Effects 0.000 claims description 12
238000004364 calculation method Methods 0.000 claims description 10
230000009466 transformation Effects 0.000 claims description 6
230000008447 perception Effects 0.000 claims description 5
210000004704 glottis Anatomy 0.000 claims description 3
230000007423 decrease Effects 0.000 claims description 2
230000003247 decreasing effect Effects 0.000 claims description 2
230000000717 retained effect Effects 0.000 claims description 2
230000004044 response Effects 0.000 description 14
238000001514 detection method Methods 0.000 description 11
230000002829 reductive effect Effects 0.000 description 10
238000004891 communication Methods 0.000 description 8
230000003750 conditioning effect Effects 0.000 description 8
238000010586 diagram Methods 0.000 description 6
238000004422 calculation algorithm Methods 0.000 description 4
238000012937 correction Methods 0.000 description 4
230000008569 process Effects 0.000 description 4
238000012935 Averaging Methods 0.000 description 3
238000000528 statistical test Methods 0.000 description 3
230000001944 accentuation Effects 0.000 description 2
238000013459 approach Methods 0.000 description 2
210000000721 basilar membrane Anatomy 0.000 description 2
230000008859 change Effects 0.000 description 2
238000000354 decomposition reaction Methods 0.000 description 2
238000009826 distribution Methods 0.000 description 2
230000005284 excitation Effects 0.000 description 2
238000011946 reduction process Methods 0.000 description 2
230000005534 acoustic noise Effects 0.000 description 1
230000006978 adaptation Effects 0.000 description 1
230000003044 adaptive effect Effects 0.000 description 1
230000001174 ascending effect Effects 0.000 description 1
230000001427 coherent effect Effects 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
230000001186 cumulative effect Effects 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
230000001934 delay Effects 0.000 description 1
230000003111 delayed effect Effects 0.000 description 1
238000009795 derivation Methods 0.000 description 1
230000002542 deteriorative effect Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
230000001788 irregular Effects 0.000 description 1
230000000670 limiting effect Effects 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
238000005096 rolling process Methods 0.000 description 1
230000011218 segmentation Effects 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
230000005236 sound signal Effects 0.000 description 1
230000002123 temporal effect Effects 0.000 description 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
- 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
- G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
- G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
- 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
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L21/0232—Processing in the frequency domain
- 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
- G10L21/0264—Noise filtering characterised by the type of parameter measurement, e.g. correlation techniques, zero crossing techniques or predictive techniques
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals

Landscapes

Engineering & Computer Science (AREA)
Computational Linguistics (AREA)
Quality & Reliability (AREA)
Signal Processing (AREA)
Health & Medical Sciences (AREA)
Audiology, Speech & Language Pathology (AREA)
Human Computer Interaction (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Multimedia (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Noise Elimination (AREA)
Picture Signal Circuits (AREA)
Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

DE69804329T 1997-09-18 1998-09-16 Verfahren und vorrichtung zur rauschunterdrückung eines digitalen sprachsignals Expired - Fee Related DE69804329T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR9711642A FR2768546B1 (fr)	1997-09-18	1997-09-18	Procede de debruitage d'un signal de parole numerique
PCT/FR1998/001981 WO1999014739A1 (fr)	1997-09-18	1998-09-16	Procede de debruitage d'un signal de parole numerique

Publications (2)

Publication Number	Publication Date
DE69804329D1 DE69804329D1 (de)	2002-04-25
DE69804329T2 true DE69804329T2 (de)	2002-11-14

Family

ID=9511229

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69804329T Expired - Fee Related DE69804329T2 (de)	1997-09-18	1998-09-16	Verfahren und vorrichtung zur rauschunterdrückung eines digitalen sprachsignals

Country Status (10)

Country	Link
EP (1)	EP1016073B1 (fr)
JP (1)	JP2001516902A (fr)
CN (1)	CN1276896A (fr)
AU (1)	AU9169098A (fr)
BR (1)	BR9812655A (fr)
CA (1)	CA2304015A1 (fr)
DE (1)	DE69804329T2 (fr)
ES (1)	ES2174484T3 (fr)
FR (1)	FR2768546B1 (fr)
WO (1)	WO1999014739A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2379550A (en) *	2001-09-11	2003-03-12	Barrington Dyer	Printed code recording and playing system, for music, speech and sounds
CN101031963B (zh) *	2004-09-16	2010-09-15	法国电信	处理有噪声的声音信号的方法以及实现该方法的装置
FR2899424A1 (fr) *	2006-03-28	2007-10-05	France Telecom	Procede de synthese binaurale prenant en compte un effet de salle
EP2555191A1 (fr)	2009-03-31	2013-02-06	Huawei Technologies Co., Ltd.	Procédé et dispositif de débruitage de signaux audio
CN101859569B (zh) *	2010-05-27	2012-08-15	上海朗谷电子科技有限公司	数字音频信号处理降噪的方法
CN104251934B (zh) *	2013-06-26	2018-08-14	华为技术有限公司	谐波分析方法和装置以及确定谐波间杂波的方法和装置
CN109741757B (zh) *	2019-01-29	2020-10-23	桂林理工大学南宁分校	用于窄带物联网的实时语音压缩和解压的方法
CN109817241B (zh) *	2019-02-18	2021-06-01	腾讯音乐娱乐科技（深圳）有限公司	音频处理方法、装置及存储介质
CN116580712B (zh) *	2023-07-14	2023-09-15	深圳攀高医疗电子有限公司	一种语音处理方法、系统及腰部治疗仪

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU633673B2 (en) *	1990-01-18	1993-02-04	Matsushita Electric Industrial Co., Ltd.	Signal processing device
EP0459362B1 (fr) *	1990-05-28	1997-01-08	Matsushita Electric Industrial Co., Ltd.	Processeur de signal de parole
US5469087A (en) *	1992-06-25	1995-11-21	Noise Cancellation Technologies, Inc.	Control system using harmonic filters
US5555190A (en) *	1995-07-12	1996-09-10	Micro Motion, Inc.	Method and apparatus for adaptive line enhancement in Coriolis mass flow meter measurement

1997
- 1997-09-18 FR FR9711642A patent/FR2768546B1/fr not_active Expired - Fee Related
1998
- 1998-09-16 AU AU91690/98A patent/AU9169098A/en not_active Abandoned
- 1998-09-16 CA CA002304015A patent/CA2304015A1/fr not_active Abandoned
- 1998-09-16 ES ES98944000T patent/ES2174484T3/es not_active Expired - Lifetime
- 1998-09-16 DE DE69804329T patent/DE69804329T2/de not_active Expired - Fee Related
- 1998-09-16 CN CN 98810358 patent/CN1276896A/zh active Pending
- 1998-09-16 WO PCT/FR1998/001981 patent/WO1999014739A1/fr not_active Ceased
- 1998-09-16 JP JP2000512196A patent/JP2001516902A/ja active Pending
- 1998-09-16 EP EP98944000A patent/EP1016073B1/fr not_active Expired - Lifetime
- 1998-09-16 BR BR9812655-5A patent/BR9812655A/pt not_active IP Right Cessation

Also Published As

Publication number	Publication date
EP1016073B1 (fr)	2002-03-20
FR2768546A1 (fr)	1999-03-19
AU9169098A (en)	1999-04-05
BR9812655A (pt)	2000-08-22
FR2768546B1 (fr)	2000-07-21
CN1276896A (zh)	2000-12-13
ES2174484T3 (es)	2002-11-01
CA2304015A1 (fr)	1999-03-25
JP2001516902A (ja)	2001-10-02
EP1016073A1 (fr)	2000-07-05
DE69804329D1 (de)	2002-04-25
WO1999014739A1 (fr)	1999-03-25

Legal Events

Date	Code	Title	Description
2003-04-17	8364	No opposition during term of opposition
2005-07-14	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE69803203T2 (de)	2002-08-29	Verfahren und vorrichtung zur rauschunterdrückung eines digitalen sprachsignals
DE60131639T2 (de)	2008-10-30	Vorrichtungen und Verfahren zur Bestimmung von Leistungswerten für die Geräuschunterdrückung für ein Sprachkommunikationssystem
EP0912974B1 (fr)	2000-04-12	Procede pour reduire les parasites dans un signal vocal
DE69630580T2 (de)	2004-09-16	Rauschunterdrücker und Verfahren zur Unterdrückung des Hintergrundrauschens in einem verrauschten Sprachsignal und eine Mobilstation
DE112009000805B4 (de)	2018-06-14	Rauschreduktion
DE69428119T2 (de)	2002-03-21	Verringerung des hintergrundrauschens zur sprachverbesserung
DE60116255T2 (de)	2006-07-13	Rauschunterdückungsvorrichtung und -verfahren
DE69131776T2 (de)	2004-07-01	Verfahren zur sprachanalyse und synthese
DE60034212T2 (de)	2008-01-17	Verfahren und vorrichtung zur adaptiven rauschunterdrückung
DE69905035T2 (de)	2003-08-21	Rauschunterdrückung mittels spektraler subtraktion unter verwendung von linearem faltungsprodukt und kausaler filterung
DE602005000539T2 (de)	2007-06-06	Verstärkungsgesteuerte Geräuschunterdrückung
DE112010005895B4 (de)	2016-12-15	Störungsunterdrückungsvorrichtung
DE69803202T2 (de)	2002-08-29	Verfahren und vorrichtung zur sprachdetektion
JP2003517624A (ja)	2003-05-27	低ビットレート・スピーチ・コーダのためのノイズ抑圧
DE10017646A1 (de)	2001-10-11	Geräuschunterdrückung im Zeitbereich
DE60212617T2 (de)	2007-06-14	Vorrichtung zur sprachverbesserung
AT509570B1 (de)	2011-12-15	Methode und apparat zur einkanal-sprachverbesserung basierend auf einem latenzzeitreduzierten gehörmodell
CN108962275B (zh)	2021-06-15	一种音乐噪声抑制方法及装置
DE69804329T2 (de)	2002-11-14	Verfahren und vorrichtung zur rauschunterdrückung eines digitalen sprachsignals
Wolfe et al.	2000	Towards a perceptually optimal spectral amplitude estimator for audio signal enhancement
EP2080197B1 (fr)	2011-01-12	Dispositif d'élimination du bruit dans un signal audio
EP1995722B1 (fr)	2011-10-12	Procédé de traitement d'un signal d'entrée acoustique pour fournir un signal de sortie avec une réduction du bruit
DE102014221528B4 (de)	2024-04-25	Akkurate Vorwärts-SNR-Schätzung basierend auf MMSE-Sprachpräsenzwahrscheinlichkeit
DE69802431T2 (de)	2002-07-18	Verfahren und vorrichtung zur verbesserung eines digitalen sprachsignals
DE602004006912T2 (de)	2008-02-28	Verfahren zur Verarbeitung eines akustischen Signals und ein Hörgerät