KR20050021472A - 모델 부정합 보상을 하는 에코 상쇄장치 - Google Patents

모델 부정합 보상을 하는 에코 상쇄장치 Download PDF

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Publication number
KR20050021472A
KR20050021472A KR10-2005-7000659A KR20057000659A KR20050021472A KR 20050021472 A KR20050021472 A KR 20050021472A KR 20057000659 A KR20057000659 A KR 20057000659A KR 20050021472 A KR20050021472 A KR 20050021472A
Authority
KR
South Korea
Prior art keywords
interference
canceller
adaptive filter
signal
spectral
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.)
Withdrawn
Application number
KR10-2005-7000659A
Other languages
English (en)
Korean (ko)
Inventor
데이비드 에이. 씨. 엠. 루버스
레네 엠. 엠. 덱스
코넬리스 피. 얀세
Original Assignee
코닌클리케 필립스 일렉트로닉스 엔.브이.
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 코닌클리케 필립스 일렉트로닉스 엔.브이. filed Critical 코닌클리케 필립스 일렉트로닉스 엔.브이.
Publication of KR20050021472A publication Critical patent/KR20050021472A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • H04M9/082—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic using echo cancellers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
KR10-2005-7000659A 2002-07-16 2003-06-23 모델 부정합 보상을 하는 에코 상쇄장치 Withdrawn KR20050021472A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP02077868 2002-07-16
EP02077868.4 2002-07-16
PCT/IB2003/002863 WO2004008731A1 (en) 2002-07-16 2003-06-23 Echo canceller with model mismatch compensation

Publications (1)

Publication Number Publication Date
KR20050021472A true KR20050021472A (ko) 2005-03-07

Family

ID=30011203

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-2005-7000659A Withdrawn KR20050021472A (ko) 2002-07-16 2003-06-23 모델 부정합 보상을 하는 에코 상쇄장치

Country Status (7)

Country Link
US (1) US20050175129A1 (https=)
EP (1) EP1523846A1 (https=)
JP (1) JP2005533427A (https=)
KR (1) KR20050021472A (https=)
CN (1) CN1669294A (https=)
AU (1) AU2003244935A1 (https=)
WO (1) WO2004008731A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9509854B2 (en) 2004-10-13 2016-11-29 Koninklijke Philips N.V. Echo cancellation
EP2078301A1 (fr) * 2006-09-28 2009-07-15 France Telecom Reduction de bruit et de distorsion dans une structure de type forward
GB2479776B (en) 2010-04-22 2012-08-29 Eads Uk Ltd Testing joints between composite and metal parts
US10056092B2 (en) 2014-09-12 2018-08-21 Nuance Communications, Inc. Residual interference suppression
JPWO2016092837A1 (ja) * 2014-12-10 2017-09-28 日本電気株式会社 音声処理装置、雑音抑圧装置、音声処理方法およびプログラム
CN107872235B (zh) * 2017-02-24 2019-08-20 珠海市杰理科技股份有限公司 降低无线通信集成电路中信号干扰的方法和装置
US10594869B2 (en) * 2017-08-03 2020-03-17 Bose Corporation Mitigating impact of double talk for residual echo suppressors
US10542153B2 (en) * 2017-08-03 2020-01-21 Bose Corporation Multi-channel residual echo suppression
US10863269B2 (en) 2017-10-03 2020-12-08 Bose Corporation Spatial double-talk detector
CN108488036B (zh) * 2018-05-04 2019-10-25 曲阜师范大学 基于模型失配补偿器的风电磁悬浮偏航系统悬浮控制方法
US10964305B2 (en) 2019-05-20 2021-03-30 Bose Corporation Mitigating impact of double talk for residual echo suppressors

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2947093B2 (ja) * 1994-11-02 1999-09-13 日本電気株式会社 適応フィルタによるシステム同定の方法および装置
EP0843934B1 (en) * 1996-05-31 2007-11-14 Koninklijke Philips Electronics N.V. Arrangement for suppressing an interfering component of an input signal
US6185300B1 (en) * 1996-12-31 2001-02-06 Ericsson Inc. Echo canceler for use in communications system
US6510224B1 (en) * 1999-05-20 2003-01-21 Telefonaktiebolaget L M Ericsson Enhancement of near-end voice signals in an echo suppression system
US7062039B1 (en) * 1999-05-27 2006-06-13 Telefonaktiebolaget Lm Ericsson Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information
AU1359601A (en) * 1999-11-03 2001-05-14 Tellabs Operations, Inc. Integrated voice processing system for packet networks
US7054419B2 (en) * 2001-01-02 2006-05-30 Soundbite Communications, Inc. Answering machine detection for voice message delivery method and system
US6950842B2 (en) * 2002-01-23 2005-09-27 Analog Devices, Inc. Echo canceller having an adaptive filter with a dynamically adjustable step size

Also Published As

Publication number Publication date
AU2003244935A1 (en) 2004-02-02
US20050175129A1 (en) 2005-08-11
CN1669294A (zh) 2005-09-14
JP2005533427A (ja) 2005-11-04
WO2004008731A1 (en) 2004-01-22
EP1523846A1 (en) 2005-04-20

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