ES2076983T3 - Metodo para la determinacion de los coeficientes de un filtro fir en ecualizadores. - Google Patents

Metodo para la determinacion de los coeficientes de un filtro fir en ecualizadores.

Info

Publication number
ES2076983T3
ES2076983T3 ES90105906T ES90105906T ES2076983T3 ES 2076983 T3 ES2076983 T3 ES 2076983T3 ES 90105906 T ES90105906 T ES 90105906T ES 90105906 T ES90105906 T ES 90105906T ES 2076983 T3 ES2076983 T3 ES 2076983T3
Authority
ES
Spain
Prior art keywords
sub
filter
fir filter
filters
creating
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
ES90105906T
Other languages
English (en)
Inventor
Paul A M Bune
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.)
Alcatel Lucent NV
Original Assignee
Alcatel 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 Alcatel NV filed Critical Alcatel NV
Application granted granted Critical
Publication of ES2076983T3 publication Critical patent/ES2076983T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H04L2025/03656—Initialisation
    • H04L2025/03662—Initialisation to a fixed value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (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)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Amplifiers (AREA)

Abstract

LA INVENCION SE REFIERE A UN METODO PARA CREAR UN FILTRO FIR PARA SER ADAPTADO A LA RESPUESTA A LOS IMPULSOS DE CANAL DE UN CANAL DE TRANSMISION DISPERSIVO EN EL TIEMPO QUE CONSISTE EN LOS PASOS SIGUIENTES: ALELO, TRO, LOS SUB-FILTROS SEAN PARCIAL O TOTALMENTE ORTOGONALES ENTRE SI, Y LOS SUB-FILTROS PARALELOS.
ES90105906T 1990-03-28 1990-03-28 Metodo para la determinacion de los coeficientes de un filtro fir en ecualizadores. Expired - Lifetime ES2076983T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90105906A EP0448758B1 (en) 1990-03-28 1990-03-28 Method for the determination of FIR filter coefficients in equalizers

Publications (1)

Publication Number Publication Date
ES2076983T3 true ES2076983T3 (es) 1995-11-16

Family

ID=8203829

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90105906T Expired - Lifetime ES2076983T3 (es) 1990-03-28 1990-03-28 Metodo para la determinacion de los coeficientes de un filtro fir en ecualizadores.

Country Status (8)

Country Link
US (1) US5159565A (es)
EP (1) EP0448758B1 (es)
JP (1) JPH04223708A (es)
AT (1) ATE125090T1 (es)
CA (1) CA2038653C (es)
DE (1) DE69020889T2 (es)
DK (1) DK0448758T3 (es)
ES (1) ES2076983T3 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994001933A1 (en) * 1992-07-07 1994-01-20 Lake Dsp Pty. Limited Digital filter having high accuracy and efficiency
US5539774A (en) * 1994-06-15 1996-07-23 International Business Machines Corporation Dual decision equalization method and device
US5596644A (en) * 1994-10-27 1997-01-21 Aureal Semiconductor Inc. Method and apparatus for efficient presentation of high-quality three-dimensional audio
JP3097586B2 (ja) * 1997-03-06 2000-10-10 日本電気株式会社 信号検出器
DE19829289C2 (de) * 1998-06-30 2001-12-06 Siemens Ag Verfahren zur Berechnung der Koeffizienten eines nichtrekursiven digitalen Filters
US6154761A (en) * 1999-02-12 2000-11-28 Sony Corporation Classified adaptive multiple processing system
AUPQ732100A0 (en) * 2000-05-05 2000-06-01 Clarity Eq Pty Limited High order filters with controllable delay and performance
US6944244B2 (en) * 2001-09-18 2005-09-13 Thomson Licensing S.A. Mechanism for OFDM equalizer tap initialization using an adaptive algorithm
US7421022B2 (en) * 2005-04-27 2008-09-02 Inphi Corporation Method for robust and stable convergence of blind LMS based adaptation of coefficients for a continuous time FFE-DFE
US8285772B2 (en) * 2008-02-04 2012-10-09 Realtek Semiconductor Corp. Order adaptive finite impulse response filter and operating method thereof
US8085840B2 (en) * 2008-10-01 2011-12-27 Qualcomm Incorporated Method and apparatus for reducing interference of a signal over a plurality of stages
US8255449B2 (en) * 2009-04-10 2012-08-28 Realtek Semiconductor Corp. High-speed continuous-time fir filter
US9077316B2 (en) * 2012-12-17 2015-07-07 Oracle International Corporation Transmitter finite impulse response characterization
US10412698B2 (en) * 2017-02-22 2019-09-10 Samsung Electronics Co., Ltd. System and method for IQ mismatch calibration and compensation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3116266A1 (de) * 1981-04-24 1982-11-11 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Verfahren zum entzerren eines datensignales
US4468786A (en) * 1982-09-21 1984-08-28 Harris Corporation Nonlinear equalizer for correcting intersymbol interference in a digital data transmission system
IT1188626B (it) * 1986-03-25 1988-01-20 Gte Telecom Spa Metodo e dispositivo di equalizzazione adattiva cieca
GB2214386A (en) * 1988-01-08 1989-08-31 Philips Electronic Associated Signal equaliser
SE461308B (sv) * 1988-06-03 1990-01-29 Ericsson Telefon Ab L M Adaptivt digitalt filter omfattande en icke rekursiv del och en rekursiv del

Also Published As

Publication number Publication date
DK0448758T3 (da) 1995-08-14
JPH04223708A (ja) 1992-08-13
CA2038653C (en) 1994-09-20
DE69020889D1 (de) 1995-08-17
CA2038653A1 (en) 1991-09-29
EP0448758B1 (en) 1995-07-12
DE69020889T2 (de) 1996-03-14
ATE125090T1 (de) 1995-07-15
US5159565A (en) 1992-10-27
EP0448758A1 (en) 1991-10-02

Similar Documents

Publication Publication Date Title
ES2076983T3 (es) Metodo para la determinacion de los coeficientes de un filtro fir en ecualizadores.
DE69120582D1 (de) Optisches Übertragungsnetzwerk und Übertragungsverfahren für dasselbe
DE3484539D1 (de) Getriebe.
EP0056546A3 (en) Digital adaptive finite impulse response filter with large number of coefficients
DE69426231D1 (de) Komplexes adaptives fir-filter
UA41913C2 (uk) Спосіб шумозаглушення у системах зв'язку
DE69012792D1 (de) Stufenloses Getriebe.
DE3173567D1 (de) Transversal equalizer
DE69500454D1 (de) Element und Verfahren für ablative Übertragung durch Laser
ES506468A0 (es) Un ecualizador automatico para filtros recursivos de sinte- tizacion
DE59908923D1 (de) Verfahren zur Echounterdrückung mit adaptiven FIR-Filtern
ATE155560T1 (de) Methode zur fehlergrenzenfestlegung bei der getriebegangwahl
SE9301666D0 (sv) Metod och ekoslaeckare foer ekoutslaeckning med ett antal kaskadkopplade adaptiva filter
DE3482277D1 (de) Stufenloses getriebe.
ES533768A0 (es) Un sincronizador de transmision mejorado
DE3482668D1 (de) Automatischer adaptiver entzerrer.
DE3470923D1 (de) V-belt transmission apparatus
EP0701350A3 (en) Blind transversal equaliser
ES279436Y (es) Correa de transmision
KR970017460A (ko) 통신 채널에 대한 시간 영역 필터
DE3485969D1 (de) Adaptives digitalfilter.
DE68915650D1 (de) Kupplungsschaltkreis für stufenlose getriebe.
DK0772764T3 (da) Fremgangsmåde og apparat til bestemmelse af et audio-signals tonalitet
NO874526D0 (no) Adaptiv frekvensdomeneutjevner for digitale radiolinjesystemer (dls).
DE69121986D1 (de) Eingangsgewichteter Transversalfilter

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 448758

Country of ref document: ES