ATE352124T1 - Adaptives frequency domain filter mit partitionierten blöcken - Google Patents

Adaptives frequency domain filter mit partitionierten blöcken

Info

Publication number
ATE352124T1
ATE352124T1 AT01971938T AT01971938T ATE352124T1 AT E352124 T1 ATE352124 T1 AT E352124T1 AT 01971938 T AT01971938 T AT 01971938T AT 01971938 T AT01971938 T AT 01971938T AT E352124 T1 ATE352124 T1 AT E352124T1
Authority
AT
Austria
Prior art keywords
filter
frequency domain
update unit
circular
domain filter
Prior art date
Application number
AT01971938T
Other languages
English (en)
Inventor
Gerardus P M Egelmeers
Rene M M Derkx
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Application granted granted Critical
Publication of ATE352124T1 publication Critical patent/ATE352124T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H21/0025—Particular filtering methods
    • H03H21/0027—Particular filtering methods filtering in the frequency domain
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters
    • H03H17/0461—Quantisation; Rounding; Truncation; Overflow oscillations or limit cycles eliminating measures

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
AT01971938T 2000-08-21 2001-08-13 Adaptives frequency domain filter mit partitionierten blöcken ATE352124T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00202917 2000-08-21

Publications (1)

Publication Number Publication Date
ATE352124T1 true ATE352124T1 (de) 2007-02-15

Family

ID=8171932

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01971938T ATE352124T1 (de) 2000-08-21 2001-08-13 Adaptives frequency domain filter mit partitionierten blöcken

Country Status (6)

Country Link
US (1) US7103623B2 (de)
EP (1) EP1314247B1 (de)
JP (1) JP2004507923A (de)
AT (1) ATE352124T1 (de)
DE (1) DE60126105T2 (de)
WO (1) WO2002017488A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006524970A (ja) * 2003-04-28 2006-11-02 ソーラーフレア・コミュニケーションズ・インコーポレイテッド 多重チャネルにおける混信の解消
JP4510795B2 (ja) * 2005-11-25 2010-07-28 日本電信電話株式会社 伝達系推定装置、方法、プログラム、記録媒体
JP4705554B2 (ja) * 2006-11-14 2011-06-22 日本電信電話株式会社 エコーキャンセル装置、その方法、そのプログラム、およびその記録媒体
US8345884B2 (en) 2006-12-12 2013-01-01 Nec Corporation Signal separation reproduction device and signal separation reproduction method
US8595278B2 (en) * 2009-03-03 2013-11-26 Broadcom Corporation Method and system for unconstrained frequency domain adaptive filtering
KR101007384B1 (ko) 2009-11-26 2011-01-13 삼성탈레스 주식회사 인접한 블록의 특성을 고려한 적응적 필터링 방법
EP2628317B1 (de) 2010-10-14 2015-10-07 Dolby Laboratories Licensing Corporation Automatischer entzerrer mit adaptiver frequenzbereichfilterung und dynamischer schneller faltung
WO2012150942A1 (en) * 2011-05-05 2012-11-08 Nuance Communications, Inc. Low-delay filtering
US9172577B2 (en) 2013-02-19 2015-10-27 Futurewei Technologies, Inc. System and method for orthogonal frequency division multiplexing-offset quadrature amplitude modulation
DE102014214143B4 (de) 2014-03-14 2015-12-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Verarbeiten eines Signals im Frequenzbereich
JP6151213B2 (ja) * 2014-04-25 2017-06-21 日本電信電話株式会社 反響消去装置、反響消去方法、プログラム
EP3125429A1 (de) * 2015-07-28 2017-02-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Adaptive filtervorrichtung der partitionierten blockfrequenzdomäne mit adaptationsmodulen und korrekturmodulen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4658426A (en) * 1985-10-10 1987-04-14 Harold Antin Adaptive noise suppressor
US5416845A (en) * 1993-04-27 1995-05-16 Noise Cancellation Technologies, Inc. Single and multiple channel block adaptive methods and apparatus for active sound and vibration control
US5418857A (en) * 1993-09-28 1995-05-23 Noise Cancellation Technologies, Inc. Active control system for noise shaping
US5526426A (en) * 1994-11-08 1996-06-11 Signalworks System and method for an efficiently constrained frequency-domain adaptive filter
US6608864B1 (en) * 1999-05-26 2003-08-19 3Com Corporation Method and apparatus for fault recovery in a decision feedback equalizer
US7050491B2 (en) * 2001-10-15 2006-05-23 Mcdonald James Douglas Adaptive equalization of digital modulating signal recovered from amplitude-modulated signal subject to multipath
US6963649B2 (en) * 2000-10-24 2005-11-08 Adaptive Technologies, Inc. Noise cancelling microphone

Also Published As

Publication number Publication date
EP1314247B1 (de) 2007-01-17
US20020073128A1 (en) 2002-06-13
US7103623B2 (en) 2006-09-05
WO2002017488A1 (en) 2002-02-28
DE60126105D1 (en) 2007-03-08
DE60126105T2 (de) 2007-08-30
JP2004507923A (ja) 2004-03-11
EP1314247A1 (de) 2003-05-28

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Legal Events

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