ES2158156T3 - Filtro de equilibrio adaptable. - Google Patents

Filtro de equilibrio adaptable.

Info

Publication number
ES2158156T3
ES2158156T3 ES96101761T ES96101761T ES2158156T3 ES 2158156 T3 ES2158156 T3 ES 2158156T3 ES 96101761 T ES96101761 T ES 96101761T ES 96101761 T ES96101761 T ES 96101761T ES 2158156 T3 ES2158156 T3 ES 2158156T3
Authority
ES
Spain
Prior art keywords
adaptable
filter
balance filter
adaptive
balance
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
ES96101761T
Other languages
English (en)
Inventor
Achim Dipl-Ing Degenhardt
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Application granted granted Critical
Publication of ES2158156T3 publication Critical patent/ES2158156T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)

Abstract

LA INVENCION SE REFIERE A UN FILTRO DE BALANCE ADAPTIVO, DONDE LOS COEFICIENTES DE UN FILTRO (5) ADAPTIVO SE RECIBEN SOLAMENTE EN UN FILTRO (15) PRINCIPAL, CUANDO LA AMORTIGUACION DE ECO DEL FILTRO (5) ADAPTIVO ES MAYOR QUE LA AMORTIGUACION DE ECO DEL FILTRO (15) PRINCIPAL.
ES96101761T 1995-02-23 1996-02-07 Filtro de equilibrio adaptable. Expired - Lifetime ES2158156T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19506324A DE19506324C1 (de) 1995-02-23 1995-02-23 Adaptives Balancefilter

Publications (1)

Publication Number Publication Date
ES2158156T3 true ES2158156T3 (es) 2001-09-01

Family

ID=7754849

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96101761T Expired - Lifetime ES2158156T3 (es) 1995-02-23 1996-02-07 Filtro de equilibrio adaptable.

Country Status (8)

Country Link
US (1) US5828589A (es)
EP (1) EP0729229B1 (es)
JP (1) JPH08265225A (es)
KR (1) KR960032886A (es)
CA (1) CA2170221A1 (es)
DE (2) DE19506324C1 (es)
ES (1) ES2158156T3 (es)
TW (1) TW282596B (es)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3139405B2 (ja) 1997-02-28 2001-02-26 日本電気株式会社 エコーキャンセラ
US6477200B1 (en) * 1998-11-09 2002-11-05 Broadcom Corporation Multi-pair gigabit ethernet transceiver
DE69920273T2 (de) 1998-11-12 2005-09-22 Broadcom Corp., Irvine Integrierte tunerarchitektur
US6525609B1 (en) 1998-11-12 2003-02-25 Broadcom Corporation Large gain range, high linearity, low noise MOS VGA
US6426680B1 (en) 1999-05-26 2002-07-30 Broadcom Corporation System and method for narrow band PLL tuning
US6445039B1 (en) 1998-11-12 2002-09-03 Broadcom Corporation System and method for ESD Protection
US6885275B1 (en) 1998-11-12 2005-04-26 Broadcom Corporation Multi-track integrated spiral inductor
US6696898B1 (en) 1998-11-12 2004-02-24 Broadcom Corporation Differential crystal oscillator
US6985035B1 (en) 1998-11-12 2006-01-10 Broadcom Corporation System and method for linearizing a CMOS differential pair
US7276970B2 (en) 1998-11-12 2007-10-02 Broadcom Corporation System and method for linearizing a CMOS differential pair
EP1145318B1 (en) 1999-01-15 2015-12-30 Broadcom Corporation System and method for esd protection
US7687858B2 (en) 1999-01-15 2010-03-30 Broadcom Corporation System and method for ESD protection
US8405152B2 (en) 1999-01-15 2013-03-26 Broadcom Corporation System and method for ESD protection
JP2000209135A (ja) * 1999-01-20 2000-07-28 Oki Electric Ind Co Ltd エコ―キャンセラ
US6426979B1 (en) * 1999-04-29 2002-07-30 Legerity, Inc. Adaptation control algorithm for echo cancellation using signal-value based analysis
US7696823B2 (en) 1999-05-26 2010-04-13 Broadcom Corporation System and method for linearizing a CMOS differential pair
US6771772B1 (en) 1999-07-09 2004-08-03 Oguz Tanrikulu Method and apparatus for fast network bulk delay and span estimation for line echo cancellation
US6738601B1 (en) * 1999-10-21 2004-05-18 Broadcom Corporation Adaptive radio transceiver with floating MOSFET capacitors
EP1528407A1 (en) * 2003-10-31 2005-05-04 Mitsubishi Electric Information Technology Centre Europe B.V. Decomposition of a wideband random signal
US7439592B2 (en) * 2004-12-13 2008-10-21 Broadcom Corporation ESD protection for high voltage applications
US7505238B2 (en) 2005-01-07 2009-03-17 Agnes Neves Woo ESD configuration for low parasitic capacitance I/O
JP2009524285A (ja) * 2006-01-12 2009-06-25 アギア システムズ インコーポレーテッド 受信信号を等化するために非パイロット基準チャネルを用いた受信機
US7741848B1 (en) * 2006-09-18 2010-06-22 Seektech, Inc. Adaptive multichannel locator system for multiple proximity detection
US20080069197A1 (en) * 2006-09-20 2008-03-20 Agere Systems Inc. Equalizer for equalizing multiple received versions of a signal
US20080075159A1 (en) * 2006-09-21 2008-03-27 Uwe Sontowski Receiver having multiple stages of equalization with tap coefficient copying
ATE494669T1 (de) * 2006-11-17 2011-01-15 Siemens Ag Verfahren und anordnung zur steuerung von adaptiven filtern
US7813422B2 (en) * 2007-02-23 2010-10-12 Agere Systems Inc. Adaptive equalizer with tap coefficient averaging
GB0725111D0 (en) * 2007-12-21 2008-01-30 Wolfson Microelectronics Plc Lower rate emulation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE58907653D1 (de) * 1989-06-05 1994-06-16 Siemens Ag Verfahren und Schaltungsanordnung zur Vermeidung von Überläufen bei einem adaptiven, rekursiven Wellendigitalfilter mit Festkommaarithmetik.
US5146470A (en) * 1989-09-28 1992-09-08 Fujitsu Limited Adaptive digital filter including low-pass filter
DE59009303D1 (de) * 1990-12-17 1995-07-27 Siemens Ag Adaptives Balancefilter.
JP2836277B2 (ja) * 1991-03-14 1998-12-14 国際電信電話株式会社 エコーキャンセル装置
US5230007A (en) * 1991-06-28 1993-07-20 Motorola, Inc. Method for optimizing an adaptive filter update coefficient
JP3089082B2 (ja) * 1991-07-10 2000-09-18 シャープ株式会社 適応型ディジタルフィルタ
EP0554494B1 (de) * 1992-02-07 1995-06-14 Siemens Aktiengesellschaft Adaptives nichtrekursives Digitalfilter
DE59410442D1 (de) * 1993-09-02 2006-11-30 Infineon Technologies Ag Verfahren zur automatischen Sprachrichtungsumschaltung und Schaltungsanordnung zur Durchführung des Verfahrens

Also Published As

Publication number Publication date
EP0729229B1 (de) 2001-06-06
KR960032886A (ko) 1996-09-17
JPH08265225A (ja) 1996-10-11
EP0729229A2 (de) 1996-08-28
DE59607022D1 (de) 2001-07-12
DE19506324C1 (de) 1995-10-12
HK1003761A1 (en) 1998-11-06
EP0729229A3 (de) 1998-01-07
CA2170221A1 (en) 1996-08-24
US5828589A (en) 1998-10-27
TW282596B (es) 1996-08-01

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