DE60020317D1 - Rauschunterdrückung unter verwendung eines externen sprach-aktivitäts-detektors - Google Patents

Rauschunterdrückung unter verwendung eines externen sprach-aktivitäts-detektors

Info

Publication number
DE60020317D1
DE60020317D1 DE60020317T DE60020317T DE60020317D1 DE 60020317 D1 DE60020317 D1 DE 60020317D1 DE 60020317 T DE60020317 T DE 60020317T DE 60020317 T DE60020317 T DE 60020317T DE 60020317 D1 DE60020317 D1 DE 60020317D1
Authority
DE
Germany
Prior art keywords
noise reduction
activity detector
external language
language activity
external
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 - Lifetime
Application number
DE60020317T
Other languages
English (en)
Other versions
DE60020317T2 (de
Inventor
Brian Piket
Wayne Springfield
Pei-Ching Chen
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.)
Cdc Propriete Intellectuelle Sa Paris Fr
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DE60020317D1 publication Critical patent/DE60020317D1/de
Publication of DE60020317T2 publication Critical patent/DE60020317T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
    • G10L25/78—Detection of presence or absence of voice signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal 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
DE60020317T 1999-04-19 2000-03-16 Rauschunterdrückung unter verwendung eines externen sprach-aktivitäts-detektors Expired - Lifetime DE60020317T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US293901 1999-04-19
US09/293,901 US6618701B2 (en) 1999-04-19 1999-04-19 Method and system for noise suppression using external voice activity detection
PCT/US2000/007090 WO2000063887A1 (en) 1999-04-19 2000-03-16 Noise suppression using external voice activity detection

Publications (2)

Publication Number Publication Date
DE60020317D1 true DE60020317D1 (de) 2005-06-30
DE60020317T2 DE60020317T2 (de) 2005-11-17

Family

ID=23131053

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60020317T Expired - Lifetime DE60020317T2 (de) 1999-04-19 2000-03-16 Rauschunterdrückung unter verwendung eines externen sprach-aktivitäts-detektors

Country Status (9)

Country Link
US (1) US6618701B2 (de)
EP (1) EP1086453B1 (de)
JP (1) JP2002542692A (de)
KR (1) KR100676216B1 (de)
CN (1) CN1133152C (de)
AU (1) AU3893700A (de)
DE (1) DE60020317T2 (de)
HK (1) HK1041739A1 (de)
WO (1) WO2000063887A1 (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7933295B2 (en) * 1999-04-13 2011-04-26 Broadcom Corporation Cable modem with voice processing capability
US7263074B2 (en) * 1999-12-09 2007-08-28 Broadcom Corporation Voice activity detection based on far-end and near-end statistics
EP1155542A1 (de) * 1999-12-21 2001-11-21 Nokia Corporation Entzerrer mit einer kostenfunktion, die die geräuschenergie berücksichtigt
US7617099B2 (en) * 2001-02-12 2009-11-10 FortMedia Inc. Noise suppression by two-channel tandem spectrum modification for speech signal in an automobile
FI110564B (fi) * 2001-03-29 2003-02-14 Nokia Corp Järjestelmä automaattisen kohinanvaimennuksen (ANC) kytkemiseksi päälle ja poiskytkemiseksi matkapuhelimessa
US7236929B2 (en) * 2001-05-09 2007-06-26 Plantronics, Inc. Echo suppression and speech detection techniques for telephony applications
US20020172350A1 (en) * 2001-05-15 2002-11-21 Edwards Brent W. Method for generating a final signal from a near-end signal and a far-end signal
US7295976B2 (en) * 2002-01-25 2007-11-13 Acoustic Technologies, Inc. Voice activity detector for telephone
US20040073422A1 (en) * 2002-10-14 2004-04-15 Simpson Gregory A. Apparatus and methods for surreptitiously recording and analyzing audio for later auditioning and application
JP4282317B2 (ja) * 2002-12-05 2009-06-17 アルパイン株式会社 音声通信装置
US8271279B2 (en) 2003-02-21 2012-09-18 Qnx Software Systems Limited Signature noise removal
US7885420B2 (en) 2003-02-21 2011-02-08 Qnx Software Systems Co. Wind noise suppression system
US8326621B2 (en) * 2003-02-21 2012-12-04 Qnx Software Systems Limited Repetitive transient noise removal
US7949522B2 (en) 2003-02-21 2011-05-24 Qnx Software Systems Co. System for suppressing rain noise
US20040218519A1 (en) * 2003-05-01 2004-11-04 Rong-Liang Chiou Apparatus and method for estimation of channel state information in OFDM receivers
KR20060094078A (ko) * 2003-10-16 2006-08-28 코닌클리즈케 필립스 일렉트로닉스 엔.브이. 음성 동작 검출 장치 및 방법
JP4601970B2 (ja) * 2004-01-28 2010-12-22 株式会社エヌ・ティ・ティ・ドコモ 有音無音判定装置および有音無音判定方法
JP4490090B2 (ja) * 2003-12-25 2010-06-23 株式会社エヌ・ティ・ティ・ドコモ 有音無音判定装置および有音無音判定方法
CA2454296A1 (en) * 2003-12-29 2005-06-29 Nokia Corporation Method and device for speech enhancement in the presence of background noise
DE102004049347A1 (de) * 2004-10-08 2006-04-20 Micronas Gmbh Schaltungsanordnung bzw. Verfahren für Sprache enthaltende Audiosignale
KR100677396B1 (ko) * 2004-11-20 2007-02-02 엘지전자 주식회사 음성인식장치의 음성구간 검출방법
CN101091209B (zh) * 2005-09-02 2010-06-09 日本电气株式会社 抑制噪声的方法及装置
US7764634B2 (en) * 2005-12-29 2010-07-27 Microsoft Corporation Suppression of acoustic feedback in voice communications
ES2525427T3 (es) * 2006-02-10 2014-12-22 Telefonaktiebolaget L M Ericsson (Publ) Un detector de voz y un método para suprimir sub-bandas en un detector de voz
US7720681B2 (en) * 2006-03-23 2010-05-18 Microsoft Corporation Digital voice profiles
US9462118B2 (en) * 2006-05-30 2016-10-04 Microsoft Technology Licensing, Llc VoIP communication content control
US8971217B2 (en) * 2006-06-30 2015-03-03 Microsoft Technology Licensing, Llc Transmitting packet-based data items
US9966085B2 (en) * 2006-12-30 2018-05-08 Google Technology Holdings LLC Method and noise suppression circuit incorporating a plurality of noise suppression techniques
JP5530720B2 (ja) * 2007-02-26 2014-06-25 ドルビー ラボラトリーズ ライセンシング コーポレイション エンターテイメントオーディオにおける音声強調方法、装置、およびコンピュータ読取り可能な記録媒体
CN101320559B (zh) * 2007-06-07 2011-05-18 华为技术有限公司 一种声音激活检测装置及方法
EP2191465B1 (de) * 2007-09-12 2011-03-09 Dolby Laboratories Licensing Corporation Spracherweiterung mit anpassung von geräuschpegelschätzungen
EP2107553B1 (de) * 2008-03-31 2011-05-18 Harman Becker Automotive Systems GmbH Verfahren zur Erkennung einer Unterbrechung einer Sprachausgabe
US9575715B2 (en) * 2008-05-16 2017-02-21 Adobe Systems Incorporated Leveling audio signals
CN101625860B (zh) * 2008-07-10 2012-07-04 新奥特（北京）视频技术有限公司 语音端点检测中的背景噪声自适应调整方法
BRPI0910511B1 (pt) 2008-07-11 2021-06-01 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Aparelho e método para decodificar e codificar um sinal de áudio
MY155538A (en) 2008-07-11 2015-10-30 Fraunhofer Ges Forschung An apparatus and a method for generating bandwidth extension output data
US8184791B2 (en) * 2009-03-30 2012-05-22 Verizon Patent And Licensing Inc. Method and system for compensating audio signals during a communication session
CN101859568B (zh) * 2009-04-10 2012-05-30 比亚迪股份有限公司 一种语音背景噪声的消除方法和装置
WO2011049516A1 (en) * 2009-10-19 2011-04-28 Telefonaktiebolaget Lm Ericsson (Publ) Detector and method for voice activity detection
CA2778342C (en) * 2009-10-19 2017-08-22 Martin Sehlstedt Method and background estimator for voice activity detection
JP5641186B2 (ja) * 2010-01-13 2014-12-17 ヤマハ株式会社 雑音抑圧装置およびプログラム
US8626498B2 (en) * 2010-02-24 2014-01-07 Qualcomm Incorporated Voice activity detection based on plural voice activity detectors
CN102792373B (zh) * 2010-03-09 2014-05-07 三菱电机株式会社 噪音抑制装置
US8447595B2 (en) 2010-06-03 2013-05-21 Apple Inc. Echo-related decisions on automatic gain control of uplink speech signal in a communications device
US9792925B2 (en) * 2010-11-25 2017-10-17 Nec Corporation Signal processing device, signal processing method and signal processing program
EP3726530A1 (de) * 2010-12-24 2020-10-21 Huawei Technologies Co., Ltd. Verfahren und vorrichtung zur adaptiven detektion einer stimmaktivität in einem audioeingangssignal
CN102543092B (zh) * 2010-12-29 2014-02-05 联芯科技有限公司 一种噪声估计方法及装置
WO2012127278A1 (en) * 2011-03-18 2012-09-27 Nokia Corporation Apparatus for audio signal processing
US8990074B2 (en) 2011-05-24 2015-03-24 Qualcomm Incorporated Noise-robust speech coding mode classification
US9210507B2 (en) * 2013-01-29 2015-12-08 2236008 Ontartio Inc. Microphone hiss mitigation
BR112016014104B1 (pt) 2013-12-19 2020-12-29 Telefonaktiebolaget Lm Ericsson (Publ) método de estimativa de ruído de fundo, estimador de ruído de fundo, detector de atividade de som, codec, dispositivo sem fio, nó de rede, meio de armazenamento legível por computador
CN104269178A (zh) * 2014-08-08 2015-01-07 华迪计算机集团有限公司 对语音信号进行自适应谱减和小波包消噪处理的方法和装置
US9953661B2 (en) * 2014-09-26 2018-04-24 Cirrus Logic Inc. Neural network voice activity detection employing running range normalization
US10771631B2 (en) * 2016-08-03 2020-09-08 Dolby Laboratories Licensing Corporation State-based endpoint conference interaction
CN107123419A (zh) * 2017-05-18 2017-09-01 北京大生在线科技有限公司 Sphinx语速识别中背景降噪的优化方法
CN111183476B (zh) * 2017-10-06 2024-03-22 索尼欧洲有限公司 基于子窗口序列内的rms功率的音频文件包络

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052568A (en) * 1976-04-23 1977-10-04 Communications Satellite Corporation Digital voice switch
DE3370423D1 (en) * 1983-06-07 1987-04-23 Ibm Process for activity detection in a voice transmission system
IE61863B1 (en) 1988-03-11 1994-11-30 British Telecomm Voice activity detection
US5276765A (en) * 1988-03-11 1994-01-04 British Telecommunications Public Limited Company Voice activity detection
JP2842026B2 (ja) * 1991-02-20 1998-12-24 日本電気株式会社 適応フィルタの係数制御方法及び装置
US5278944A (en) * 1992-07-15 1994-01-11 Kokusai Electric Co., Ltd. Speech coding circuit
IN184794B (de) * 1993-09-14 2000-09-30 British Telecomm
JPH08506434A (ja) * 1993-11-30 1996-07-09 エイ・ティ・アンド・ティ・コーポレーション 通信システムにおける伝送ノイズ低減
US5526419A (en) * 1993-12-29 1996-06-11 At&T Corp. Background noise compensation in a telephone set
US5657422A (en) 1994-01-28 1997-08-12 Lucent Technologies Inc. Voice activity detection driven noise remediator
US5659622A (en) 1995-11-13 1997-08-19 Motorola, Inc. Method and apparatus for suppressing noise in a communication system
FI100840B (fi) 1995-12-12 1998-02-27 Nokia Mobile Phones Ltd Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin
US5881091A (en) 1996-02-05 1999-03-09 Hewlett-Packard Company Spread spectrum linearization for digitizing receivers
US5926060A (en) * 1996-05-10 1999-07-20 National Semiconductor Corporation Mirror model for designing a continuous-time filter with reduced filter noise
AU3352997A (en) 1996-07-03 1998-02-02 British Telecommunications Public Limited Company Voice activity detector
US6097820A (en) * 1996-12-23 2000-08-01 Lucent Technologies Inc. System and method for suppressing noise in digitally represented voice signals
JPH10247098A (ja) 1997-03-04 1998-09-14 Mitsubishi Electric Corp 可変レート音声符号化方法、可変レート音声復号化方法
US6023674A (en) * 1998-01-23 2000-02-08 Telefonaktiebolaget L M Ericsson Non-parametric voice activity detection
US6108610A (en) * 1998-10-13 2000-08-22 Noise Cancellation Technologies, Inc. Method and system for updating noise estimates during pauses in an information signal

Also Published As

Publication number Publication date
EP1086453B1 (de) 2005-05-25
HK1041739A1 (en) 2002-07-19
CN1133152C (zh) 2003-12-31
US6618701B2 (en) 2003-09-09
CN1300417A (zh) 2001-06-20
JP2002542692A (ja) 2002-12-10
EP1086453A1 (de) 2001-03-28
KR100676216B1 (ko) 2007-01-30
KR20010052483A (ko) 2001-06-25
WO2000063887A1 (en) 2000-10-26
AU3893700A (en) 2000-11-02
DE60020317T2 (de) 2005-11-17
US20020152066A1 (en) 2002-10-17

Similar Documents

Publication Publication Date Title
DE60020317D1 (de) Rauschunterdrückung unter verwendung eines externen sprach-aktivitäts-detektors
CY2018015I1 (el) Μεθοδος ελεγχου της δραστικοτητας ανοσολογικα λειτουργικου μοριου
DE69716266D1 (de) Sprachaktivitätsdetektor
DE60030374D1 (de) Mehrkanaliges Ausrichtsystem unter Verwendung eines Interferenzgitters
DE60014833D1 (de) Sprachverarbeitung
DE69533734D1 (de) Durch Sprachaktivitätsdetektion gesteuerte Rauschunterdrückung
DE60019301D1 (de) Verbesserte text-zu-sprache umsetzung
DE60009206D1 (de) Rauschunterdrückung mittels spektraler Subtraktion
FI114422B (fi) Lähteen puheaktiviteetin tunnistus
DZ3095A1 (fr) Ensemble détecteur acoustique.
DE60036746D1 (de) Analysator
DE60044056D1 (de) Ristika eines organismus
NO20013443L (no) Triazolforbindelser med dopamin-D3-reseptoraktivitet
DE10085188T1 (de) Wassersparende Toilette
DE60004980D1 (de) Datenübertragungssystem unter Verwendung eines menschlichen Körpers als Signalübertragungsweg
NO20004178D0 (no) Detektor for termiske nøytroner
DE60023742D1 (de) Fluor enthaltende vinylether
DE60041469D1 (de) Vorwärtskopplungsverstärker
NO20010080D0 (no) Fremgangsmåte ved fjerning av seismisk stöy forårsaket av ekstern aktivitet
DE60021170D1 (de) Verstärker
ATE287394T1 (de) Naphthalin-harnstoffe als glukoseaufnahme- verstärker
DE60004658D1 (de) Thiazolidindionderivat und seine verwendung als antidiabetikum
FI19992453A (fi) Kohinanvaimennus
DE60025668D1 (de) Zweiteilige Nabenverlängerung
ATE241622T1 (de) Thiazolidindion-derivate als antidiabetika

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: SCHUMACHER & WILLSAU PATENTANWALTSGESELLSCHAFT MBH

8327 Change in the person/name/address of the patent owner

Owner name: TORSAL TECHNOLOGY GROUP LTD. LLC, WILMINGTON, , US

8327 Change in the person/name/address of the patent owner

Owner name: CDC PROPRIETE INTELLECTUELLE SA, PARIS, FR

R082 Change of representative

Ref document number: 1086453

Country of ref document: EP