ATE396582T1 - Verringerung der rückkopplung von kommunikationssystemen - Google Patents

Verringerung der rückkopplung von kommunikationssystemen

Info

Publication number
ATE396582T1
ATE396582T1 AT05000404T AT05000404T ATE396582T1 AT E396582 T1 ATE396582 T1 AT E396582T1 AT 05000404 T AT05000404 T AT 05000404T AT 05000404 T AT05000404 T AT 05000404T AT E396582 T1 ATE396582 T1 AT E396582T1
Authority
AT
Austria
Prior art keywords
filtering means
processing
adaptive feedback
communication systems
microphone signal
Prior art date
Application number
AT05000404T
Other languages
English (en)
Inventor
Tim Haulick
Gerhard Uwe Schmidt
Harald Lenhardt
Original Assignee
Harman Becker Automotive Sys
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 Harman Becker Automotive Sys filed Critical Harman Becker Automotive Sys
Application granted granted Critical
Publication of ATE396582T1 publication Critical patent/ATE396582T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Transceivers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AT05000404T 2005-01-11 2005-01-11 Verringerung der rückkopplung von kommunikationssystemen ATE396582T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05000404A EP1679874B1 (de) 2005-01-11 2005-01-11 Verringerung der Rückkopplung von Kommunikationssystemen

Publications (1)

Publication Number Publication Date
ATE396582T1 true ATE396582T1 (de) 2008-06-15

Family

ID=34933245

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05000404T ATE396582T1 (de) 2005-01-11 2005-01-11 Verringerung der rückkopplung von kommunikationssystemen

Country Status (5)

Country Link
US (1) US8175290B2 (de)
EP (1) EP1679874B1 (de)
AT (1) ATE396582T1 (de)
DE (1) DE602005006957D1 (de)
WO (1) WO2006089595A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE532324T1 (de) * 2007-07-16 2011-11-15 Nuance Communications Inc Verfahren und system zur verarbeitung von tonsignalen in einem multimediasystem eines fahrzeugs
JP2009049977A (ja) * 2007-07-26 2009-03-05 Yamaha Corp エコーキャンセラ
WO2009045649A1 (en) * 2007-08-20 2009-04-09 Neural Audio Corporation Phase decorrelation for audio processing
EP2227915B1 (de) * 2007-12-07 2019-05-15 Cirrus Logic International Semiconductor Limited Mitnahmebeständige rückkopplungslöschung
EP2148525B1 (de) * 2008-07-24 2013-06-05 Oticon A/S Rückkopplungspfadschätzung auf Codebuchbasis
US9330675B2 (en) * 2010-11-12 2016-05-03 Broadcom Corporation Method and apparatus for wind noise detection and suppression using multiple microphones
EP2490459B1 (de) 2011-02-18 2018-04-11 Svox AG Verfahren zur Sprachsignalmischung
US20140270241A1 (en) * 2013-03-15 2014-09-18 CSR Technology, Inc Method, apparatus, and manufacture for two-microphone array speech enhancement for an automotive environment
AU2014321133A1 (en) * 2013-09-12 2016-04-14 Cirrus Logic International Semiconductor Limited Multi-channel microphone mapping
US10002601B2 (en) * 2015-12-30 2018-06-19 Qualcomm Incorporated In-vehicle communication signal processing
DK3288285T3 (da) * 2016-08-26 2019-11-18 Starkey Labs Inc Fremgangsmåde og anordning til robust akustisk feedback-undertrykkelse
US10390136B2 (en) * 2016-12-13 2019-08-20 Yamaha Corporation Howling suppression device and howling suppression method
US10938994B2 (en) * 2018-06-25 2021-03-02 Cypress Semiconductor Corporation Beamformer and acoustic echo canceller (AEC) system
US20230319488A1 (en) * 2022-03-29 2023-10-05 The Board Of Trustees Of The University Of Illinois Crosstalk cancellation and adaptive binaural filtering for listening system using remote signal sources and on-ear microphones
FR3141302B1 (fr) * 2022-10-21 2024-09-06 Continental Automotive Tech Gmbh Procédé de détection d’un effet larsen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6108237A (en) 1997-07-17 2000-08-22 Micron Technology, Inc. Fast-sensing amplifier for flash memory
US6496581B1 (en) 1997-09-11 2002-12-17 Digisonix, Inc. Coupled acoustic echo cancellation system
US6665410B1 (en) * 1998-05-12 2003-12-16 John Warren Parkins Adaptive feedback controller with open-loop transfer function reference suited for applications such as active noise control
US6665411B2 (en) 2001-02-21 2003-12-16 Digisonix Llc DVE system with instability detection
US20040252826A1 (en) * 2001-05-17 2004-12-16 Tian Wen Shun Echo canceller and a method of cancelling echo
JP4077383B2 (ja) * 2003-09-10 2008-04-16 松下電器産業株式会社 能動型振動騒音制御装置

Also Published As

Publication number Publication date
DE602005006957D1 (de) 2008-07-03
EP1679874A1 (de) 2006-07-12
WO2006089595A1 (en) 2006-08-31
US8175290B2 (en) 2012-05-08
EP1679874B1 (de) 2008-05-21
US20080025527A1 (en) 2008-01-31

Similar Documents

Publication Publication Date Title
ATE396582T1 (de) Verringerung der rückkopplung von kommunikationssystemen
ATE420539T1 (de) Verfahren und system zur adaptiven kompensation von mikrofonungleichheiten
EP2465200A4 (de) System zur erhöhung der wahrgenommenen lautstärke eines lautsprechers
DE602006005228D1 (de) System und Verfahren zur Mehrkanal-Echokompensation
DE602006007685D1 (de) Kompensation von Mehrkanalechos durch Dekorrelation
IN2014KN02284A (de)
WO2012166507A3 (en) Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (anc)
WO2008045985A3 (en) Microphone microchip device with differential mode noise suppression
ATE398326T1 (de) Verfahren zur störbefreiung eines mikrophonsignals
WO2013060574A3 (de) Geräuschunterdrückungssystem und verfahren zur geräuschunterdrückung
JP2014519758A5 (de)
WO2006130226A3 (en) Audio codec post-filter
FI20126083A7 (fi) Menetelmä kohinanvaimennuksen ja äänenlaadun yhteiseksi optimoimiseksi yksi- tai monimikrofonijärjestelmässä
WO2011006496A8 (en) Method and processing unit for adaptive wind noise suppression in a hearing aid system and a hearing aid system
WO2007004188A3 (en) Apparatus and method for acoustic beamforming
CN101848288A (zh) 一种麦克风的模拟降噪系统及方法
ATE467987T1 (de) Hörgerät und verfahren zum verarbeiten von eingangssignalen in einem hörgerät
ATE350670T1 (de) Adaptives räumliches notch-filter
DK1825712T3 (da) Høreapparat med tilbagekoblingsmodelforstærkningsestimation
US11102574B2 (en) MEMS microphone module
EP4235667A3 (de) Verfahren und vorrichtung zur verarbeitung eines audiosignals, audio-decoder und audio-encoder
ATE495523T1 (de) Vorrichtung zur geräuschunterdrückung bei einem audiosignal
NO20053393D0 (no) Fremgangsmate og system for ekkokansellering med liten forsinkelse.
ATE309684T1 (de) Vorrichtung und verfahren zur feedbackreduktion bei hörsystemen
ATE463924T1 (de) Audioverarbeitung in kommunikationsendgeräten

Legal Events

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