ATE354235T1 - Einrichtung und verfahren zur beschränkung des wertes von filterkoeffizienten im rückwärtsfilter eines entscheidungrückgekoppelten entzerrers - Google Patents

Einrichtung und verfahren zur beschränkung des wertes von filterkoeffizienten im rückwärtsfilter eines entscheidungrückgekoppelten entzerrers

Info

Publication number
ATE354235T1
ATE354235T1 AT02775086T AT02775086T ATE354235T1 AT E354235 T1 ATE354235 T1 AT E354235T1 AT 02775086 T AT02775086 T AT 02775086T AT 02775086 T AT02775086 T AT 02775086T AT E354235 T1 ATE354235 T1 AT E354235T1
Authority
AT
Austria
Prior art keywords
filter
decision feedback
feedback equalizer
feedback
limiting
Prior art date
Application number
AT02775086T
Other languages
English (en)
Inventor
Dagnachew Birru
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 ATE354235T1 publication Critical patent/ATE354235T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • 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
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a 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
    • H04L2025/03681—Control of adaptation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Networks Using Active Elements (AREA)
AT02775086T 2001-10-16 2002-10-14 Einrichtung und verfahren zur beschränkung des wertes von filterkoeffizienten im rückwärtsfilter eines entscheidungrückgekoppelten entzerrers ATE354235T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/978,991 US7218672B2 (en) 2001-10-16 2001-10-16 Apparatus and method for constraining the value of feedback filter tap coefficients in a decision feedback equalizer

Publications (1)

Publication Number Publication Date
ATE354235T1 true ATE354235T1 (de) 2007-03-15

Family

ID=25526591

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02775086T ATE354235T1 (de) 2001-10-16 2002-10-14 Einrichtung und verfahren zur beschränkung des wertes von filterkoeffizienten im rückwärtsfilter eines entscheidungrückgekoppelten entzerrers

Country Status (8)

Country Link
US (1) US7218672B2 (de)
EP (1) EP1449337B1 (de)
JP (1) JP2005506760A (de)
KR (1) KR20040052238A (de)
CN (1) CN1636107A (de)
AT (1) ATE354235T1 (de)
DE (1) DE60218206T2 (de)
WO (1) WO2003034673A2 (de)

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WO2004086762A1 (en) * 2003-02-11 2004-10-07 Electronics And Telecommunications Research Institute Decision feedback equalizer for digital tv and method thereof
US7313182B2 (en) * 2003-03-24 2007-12-25 Zenith Electronics Corporation Decision feedback equalizers with constrained feedback taps for reduced error propagation
US7349470B2 (en) * 2003-06-04 2008-03-25 Zenith Electronics Corporation Decision feedback equalizers with constrained feedback taps for reduced error propagation
KR100539248B1 (ko) * 2004-02-05 2005-12-27 삼성전자주식회사 결정 피드백 이퀄라이저 및 피드백 필터 계수 업데이트 방법
KR100668789B1 (ko) 2005-01-25 2007-01-12 전남대학교산학협력단 이중 후방 필터 구조의 채널 결정 궤환 등화기
US7382828B2 (en) * 2005-04-26 2008-06-03 Zenith Electronics Llc Channel impulse response (CIR) estimating decision feedback equalizer with phase tracker
JP4652961B2 (ja) * 2005-11-30 2011-03-16 富士通株式会社 シリアル転送用インターフェース
US8290027B2 (en) * 2005-12-21 2012-10-16 Broadcom Corporation Transceiver with automatic detection of unshielded twisted pair or shielded twisted pair cabling
WO2007091779A1 (en) 2006-02-10 2007-08-16 Lg Electronics Inc. Digital broadcasting receiver and method of processing data
US7596183B2 (en) * 2006-03-29 2009-09-29 Provigent Ltd. Joint optimization of transmitter and receiver pulse-shaping filters
WO2007126196A1 (en) 2006-04-29 2007-11-08 Lg Electronics Inc. Digital broadcasting system and method of processing data
US7746924B2 (en) * 2006-05-09 2010-06-29 Hewlett-Packard Development Company, L.P. Determination of filter weights
WO2007136166A1 (en) 2006-05-23 2007-11-29 Lg Electronics Inc. Digital broadcasting system and method of processing data
US7873104B2 (en) 2006-10-12 2011-01-18 Lg Electronics Inc. Digital television transmitting system and receiving system and method of processing broadcasting data
KR100967399B1 (ko) 2006-12-08 2010-07-02 한국전자통신연구원 디지털 방송 시스템에서 톤 신호를 이용한 역방향 경로보상 장치 및 그 방법
WO2008069580A1 (en) * 2006-12-08 2008-06-12 Electronics And Telecommunications Research Institute Apparatus and method for compensating feedback path distortion
KR101253185B1 (ko) 2007-03-26 2013-04-10 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR101285887B1 (ko) 2007-03-26 2013-07-11 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR101285888B1 (ko) 2007-03-30 2013-07-11 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
WO2009005326A2 (en) 2007-07-04 2009-01-08 Lg Electronics Inc. Digital broadcasting system and method of processing data
EP2086191A1 (de) 2008-02-01 2009-08-05 Himax Technologies Limited Entzerrer und entsprechendes Verfahren
US9219469B2 (en) * 2010-09-21 2015-12-22 Avago Technologies General Ip (Singapore) Pte. Ltd. Systems and methods for filter constraint estimation
US8908304B2 (en) 2012-07-17 2014-12-09 Lsi Corporation Systems and methods for channel target based CBD estimation
CN104954051A (zh) * 2014-03-31 2015-09-30 富士通株式会社 脉冲成型滤波器的优化装置、发射机及方法
US9236084B1 (en) 2014-07-17 2016-01-12 International Business Machines Corporation Dynamic gain control for use with adaptive equalizers
US9324364B2 (en) 2014-07-17 2016-04-26 International Business Machines Corporation Constraining FIR filter taps in an adaptive architecture
US10572985B2 (en) * 2016-11-18 2020-02-25 Canon Kabushiki Kaisha Image processing circuit with multipliers allocated based on filter coefficients
GB2559363A (en) * 2017-02-02 2018-08-08 Ev Offshore Ltd Adaptive equalisation
CN113992485B (zh) * 2021-10-27 2023-05-30 西安微电子技术研究所 一种判决反馈均衡电路和高速信号信道传输系统
CN116684232B (zh) * 2023-07-06 2025-08-26 上海物骐微电子有限公司 Dfe抽头系数确定方法、装置、电子设备及存储介质
TWI854734B (zh) 2023-07-07 2024-09-01 瑞昱半導體股份有限公司 訊號處理裝置與訊號處理方法

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Also Published As

Publication number Publication date
DE60218206T2 (de) 2007-10-31
JP2005506760A (ja) 2005-03-03
EP1449337B1 (de) 2007-02-14
US7218672B2 (en) 2007-05-15
KR20040052238A (ko) 2004-06-22
EP1449337A2 (de) 2004-08-25
CN1636107A (zh) 2005-07-06
US20030099289A1 (en) 2003-05-29
DE60218206D1 (de) 2007-03-29
WO2003034673A3 (en) 2004-05-27
WO2003034673A2 (en) 2003-04-24

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