ATE230890T1 - Verfahren und apparat zur geräuschunterdrückung in einem sprachsignal und korrespondierendes system mit echounterdrückung - Google Patents

Verfahren und apparat zur geräuschunterdrückung in einem sprachsignal und korrespondierendes system mit echounterdrückung

Info

Publication number
ATE230890T1
ATE230890T1 AT95402385T AT95402385T ATE230890T1 AT E230890 T1 ATE230890 T1 AT E230890T1 AT 95402385 T AT95402385 T AT 95402385T AT 95402385 T AT95402385 T AT 95402385T AT E230890 T1 ATE230890 T1 AT E230890T1
Authority
AT
Austria
Prior art keywords
signal
noisy
cancellation
voice signal
corresponding system
Prior art date
Application number
AT95402385T
Other languages
English (en)
Inventor
Ivan Bourmeyster
Frederic Lejay
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of ATE230890T1 publication Critical patent/ATE230890T1/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Filters That Use Time-Delay Elements (AREA)
AT95402385T 1994-10-28 1995-10-25 Verfahren und apparat zur geräuschunterdrückung in einem sprachsignal und korrespondierendes system mit echounterdrückung ATE230890T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9412964A FR2726392B1 (fr) 1994-10-28 1994-10-28 Procede et dispositif de suppression de bruit dans un signal de parole, et systeme avec annulation d'echo correspondant

Publications (1)

Publication Number Publication Date
ATE230890T1 true ATE230890T1 (de) 2003-01-15

Family

ID=9468340

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95402385T ATE230890T1 (de) 1994-10-28 1995-10-25 Verfahren und apparat zur geräuschunterdrückung in einem sprachsignal und korrespondierendes system mit echounterdrückung

Country Status (10)

Country Link
US (1) US5680393A (de)
EP (1) EP0710947B1 (de)
JP (2) JPH08213936A (de)
AT (1) ATE230890T1 (de)
AU (1) AU698081B2 (de)
CA (1) CA2161575A1 (de)
DE (1) DE69529328T2 (de)
FI (1) FI955086A (de)
FR (1) FR2726392B1 (de)
NZ (1) NZ280224A (de)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2729804B1 (fr) * 1995-01-24 1997-04-04 Matra Communication Annuleur d'echo acoustique a filtre adaptatif et passage dans le domaine frequentiel
JP2921472B2 (ja) * 1996-03-15 1999-07-19 日本電気株式会社 音声および雑音の除去装置、音声認識装置
US6192087B1 (en) 1996-11-15 2001-02-20 Conexant Systems, Inc. Method and apparatus for spectral shaping in signal-point limited transmission systems
US6278744B1 (en) 1996-11-15 2001-08-21 Conexant Systems, Inc. System for controlling and shaping the spectrum and redundancy of signal-point limited transmission
US5933495A (en) * 1997-02-07 1999-08-03 Texas Instruments Incorporated Subband acoustic noise suppression
JP3361724B2 (ja) 1997-06-11 2003-01-07 沖電気工業株式会社 エコーキャンセラ装置
US7853024B2 (en) * 1997-08-14 2010-12-14 Silentium Ltd. Active noise control system and method
IL121555A (en) * 1997-08-14 2008-07-08 Silentium Ltd Active acoustic noise reduction system
US6144735A (en) * 1998-03-12 2000-11-07 Westell Technologies, Inc. Filters for a digital subscriber line system for voice communication over a telephone line
US6115466A (en) * 1998-03-12 2000-09-05 Westell Technologies, Inc. Subscriber line system having a dual-mode filter for voice communications over a telephone line
US6549586B2 (en) * 1999-04-12 2003-04-15 Telefonaktiebolaget L M Ericsson System and method for dual microphone signal noise reduction using spectral subtraction
US6717991B1 (en) * 1998-05-27 2004-04-06 Telefonaktiebolaget Lm Ericsson (Publ) System and method for dual microphone signal noise reduction using spectral subtraction
US6122610A (en) * 1998-09-23 2000-09-19 Verance Corporation Noise suppression for low bitrate speech coder
US6487257B1 (en) * 1999-04-12 2002-11-26 Telefonaktiebolaget L M Ericsson Signal noise reduction by time-domain spectral subtraction using fixed filters
US6507623B1 (en) * 1999-04-12 2003-01-14 Telefonaktiebolaget Lm Ericsson (Publ) Signal noise reduction by time-domain spectral subtraction
US6411656B1 (en) * 1999-04-30 2002-06-25 3Com Corporation Echo cancelling softmodem
DE19925046A1 (de) * 1999-06-01 2001-05-03 Alcatel Sa Verfahren und Vorrichtung zur Unterdrückung von Rauschen und Echos
US6137880A (en) * 1999-08-27 2000-10-24 Westell Technologies, Inc. Passive splitter filter for digital subscriber line voice communication for complex impedance terminations
US7225001B1 (en) 2000-04-24 2007-05-29 Telefonaktiebolaget Lm Ericsson (Publ) System and method for distributed noise suppression
DE10043064B4 (de) * 2000-09-01 2004-07-08 Dietmar Dr. Ruwisch Verfahren und Vorrichtung zur Elimination von Lautsprecherinterferenzen aus Mikrofonsignalen
FR2820227B1 (fr) * 2001-01-30 2003-04-18 France Telecom Procede et dispositif de reduction de bruit
US6963760B2 (en) * 2001-10-01 2005-11-08 General Motors Corporation Method and apparatus for generating DTMF tones using voice-recognition commands during hands-free communication in a vehicle
JP2004061617A (ja) * 2002-07-25 2004-02-26 Fujitsu Ltd 受話音声処理装置
KR20050026320A (ko) * 2003-09-09 2005-03-15 삼성전자주식회사 데이터 재생 장치 및 방법
US7162212B2 (en) * 2003-09-22 2007-01-09 Agere Systems Inc. System and method for obscuring unwanted ambient noise and handset and central office equipment incorporating the same
US7065206B2 (en) 2003-11-20 2006-06-20 Motorola, Inc. Method and apparatus for adaptive echo and noise control
US20070033030A1 (en) * 2005-07-19 2007-02-08 Oded Gottesman Techniques for measurement, adaptation, and setup of an audio communication system
EP1941492A1 (de) * 2005-10-25 2008-07-09 Anocsys AG Verfahren zum schätzen eines nutzsignals mit hilfe eines adaptiven prozesses
US7774396B2 (en) * 2005-11-18 2010-08-10 Dynamic Hearing Pty Ltd Method and device for low delay processing
WO2007095664A1 (en) * 2006-02-21 2007-08-30 Dynamic Hearing Pty Ltd Method and device for low delay processing
JP4827661B2 (ja) * 2006-08-30 2011-11-30 富士通株式会社 信号処理方法及び装置
US8855329B2 (en) * 2007-01-22 2014-10-07 Silentium Ltd. Quiet fan incorporating active noise control (ANC)
US7515703B1 (en) 2008-05-19 2009-04-07 International Business Machines Corporation Method and system for determining conference call embellishment tones and transmission of same
JP5056617B2 (ja) * 2008-06-26 2012-10-24 沖電気工業株式会社 暗騒音抑圧・エコー消去装置、方法及びプログラム
KR101737824B1 (ko) * 2009-12-16 2017-05-19 삼성전자주식회사 잡음 환경의 입력신호로부터 잡음을 제거하는 방법 및 그 장치
JP5672437B2 (ja) * 2010-09-14 2015-02-18 カシオ計算機株式会社 雑音抑制装置、雑音抑制方法およびプログラム
CN103607982B (zh) 2011-05-11 2016-10-12 塞伦蒂姆公司 噪声控制的装置、***和方法
US9928824B2 (en) 2011-05-11 2018-03-27 Silentium Ltd. Apparatus, system and method of controlling noise within a noise-controlled volume
KR101306868B1 (ko) * 2011-12-21 2013-09-10 황정진 미확인 시스템 모델링 방법 및 이를 이용한 하울링 제거 오디오 시스템
US8878678B2 (en) * 2012-05-29 2014-11-04 Cisco Technology, Inc. Method and apparatus for providing an intelligent mute status reminder for an active speaker in a conference
JP2014085609A (ja) * 2012-10-26 2014-05-12 Sony Corp 信号処理装置および方法、並びに、プログラム
CN103795473B (zh) * 2012-11-02 2017-04-12 华为技术有限公司 消除工频干扰的方法和***
CN103248337A (zh) * 2013-05-29 2013-08-14 中国电子科技集团公司第二十二研究所 一种空时级联抑制斜向探测电离图外部干扰的方法
CN104702245A (zh) * 2015-02-04 2015-06-10 航天科工深圳（集团）有限公司 抑制浪涌雷电波干扰的方法
US11488615B2 (en) 2018-05-21 2022-11-01 International Business Machines Corporation Real-time assessment of call quality
JP7348812B2 (ja) * 2019-10-31 2023-09-21 東京都公立大学法人 雑音抑制装置、雑音抑制方法及び音声入力機器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4628529A (en) * 1985-07-01 1986-12-09 Motorola, Inc. Noise suppression system
JPS6343451A (ja) * 1986-08-11 1988-02-24 Mitsubishi Electric Corp 拡声通話回路
JPS63108822A (ja) * 1986-10-25 1988-05-13 Nippon Telegr & Teleph Corp <Ntt> 音声通話信号の雑音抑圧装置
AU633673B2 (en) * 1990-01-18 1993-02-04 Matsushita Electric Industrial Co., Ltd. Signal processing device
US5561667A (en) * 1991-06-21 1996-10-01 Gerlach; Karl R. Systolic multiple channel band-partitioned noise canceller
JPH0563609A (ja) * 1991-09-05 1993-03-12 Fujitsu Ltd エコーキヤンセラ方式
FI92535C (fi) * 1992-02-14 1994-11-25 Nokia Mobile Phones Ltd Kohinan vaimennusjärjestelmä puhesignaaleille
US5416847A (en) * 1993-02-12 1995-05-16 The Walt Disney Company Multi-band, digital audio noise filter
US5329587A (en) * 1993-03-12 1994-07-12 At&T Bell Laboratories Low-delay subband adaptive filter
US5406622A (en) * 1993-09-02 1995-04-11 At&T Corp. Outbound noise cancellation for telephonic handset

Also Published As

Publication number Publication date
FR2726392B1 (fr) 1997-01-10
DE69529328D1 (de) 2003-02-13
EP0710947B1 (de) 2003-01-08
FI955086A0 (fi) 1995-10-25
CA2161575A1 (fr) 1996-04-29
US5680393A (en) 1997-10-21
EP0710947A1 (de) 1996-05-08
DE69529328T2 (de) 2003-09-04
AU3444295A (en) 1996-05-09
JPH08213936A (ja) 1996-08-20
AU698081B2 (en) 1998-10-22
FI955086A (fi) 1996-04-29
JP2007129736A (ja) 2007-05-24
NZ280224A (en) 1997-02-24
JP4567655B2 (ja) 2010-10-20
FR2726392A1 (fr) 1996-05-03

Similar Documents

Publication Publication Date Title
ATE230890T1 (de) Verfahren und apparat zur geräuschunterdrückung in einem sprachsignal und korrespondierendes system mit echounterdrückung
DE69720087D1 (de) Verfahren und Vorrichtung zur Unterdrückung von Hintergrundmusik oder -geräuschen im Eingangssignal eines Spracherkenners
SE7907070L (sv) Apparat for automatisk volyminstellning
ATE66553T1 (de) Verfahren zum uebertragen digitalisierter tonsignale.
FI955947A (fi) Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaisesta puheesta sekä matkaviestin
DE69531710D1 (de) Verfahren und Vorrichtung zur Verminderung von Rauschen bei Sprachsignalen
ATE358872T1 (de) Verfahren und vorrichtung zur adaptiven rauschunterdrückung
WO1997024858A3 (en) Voice enhancement system and method
JPS56131239A (en) Method and device for reducing noise of sampled signal
WO1999065156A3 (en) Method and apparatus for training an echo canceler in a pcm modem context
DE19681415T1 (de) Vorrichtung und Verfahren zum Erhöhen der Verständlichkeit einer Lautsprecherausgabe und für eine Echokompensation in Telefonen
DE60212617D1 (de) Vorrichtung zur sprachverbesserung
DE3170933D1 (en) Method of and apparatus for echo detection in voice channel signals
DE3751200D1 (de) Verfahren zur Rauschverringerung in Bildsignalen mehrerer Gradationen.
DE69319798D1 (de) Verfahren und Vorrichtung zur Stummschaltung beim Auftreten von Schaltrauschen verursacht durch Umschalten zwischen CODECS
WO2001047335A3 (de) Verfahren zur elimination von störsignalanteilen in einem eingangssignal eines auditorischen systems, anwendung des verfahrens und ein hörgerät
KR940009696A (ko) 오디오 신호의 왜곡 측정장치 및 방법
ATE160657T1 (de) Verfahren zur verstärkungsregelung in einem digitalen empfänger, insbesondere einem tdma- empfänger und vorrichtung zur durchführung des verfahrens
DE69415942D1 (de) Verfahren und Vorrichtung zur Verstärkungsregelung eines Verstärkers für Hochfrequenzsignale
DE3176683D1 (en) Method and apparatus for low-frequency noise suppression in the output signals of semiconducteur sensors
JPS5781733A (en) Method and means for detecting voice in voice channel signal
KR960701408A (ko) 적응형 지수필터의 조정방법(method for adjusting an adaptive exponential filter)
MY116850A (en) Multichannel receiver using analysis by synthesis
GB2090456A (en) Sound signal automatic detection and display method and system
RU2010354C1 (ru) Устройство для измерения формантной частоты речевого сигнала

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties