CN1202653C - 自适应稀疏均衡器滤波器系统和为其分派接头位置的方法 - Google Patents

自适应稀疏均衡器滤波器系统和为其分派接头位置的方法 Download PDF

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Publication number
CN1202653C
CN1202653C CNB971998531A CN97199853A CN1202653C CN 1202653 C CN1202653 C CN 1202653C CN B971998531 A CNB971998531 A CN B971998531A CN 97199853 A CN97199853 A CN 97199853A CN 1202653 C CN1202653 C CN 1202653C
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China
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filter
joint location
multiplier
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cycle
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Expired - Fee Related
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CNB971998531A
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English (en)
Chinese (zh)
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CN1238095A (zh
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C·Y·鲁
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Vantiva SA
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Thomson Multimedia SA
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • 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
    • 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
    • H04L25/03987—Equalisation for sparse channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • H04N5/211—Ghost signal cancellation
    • 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
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines
    • H04L2025/03484—Tapped delay lines time-recursive
    • H04L2025/0349—Tapped delay lines time-recursive as a feedback filter

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Picture Signal Circuits (AREA)
  • Dc Digital Transmission (AREA)
CNB971998531A 1996-11-19 1997-10-29 自适应稀疏均衡器滤波器系统和为其分派接头位置的方法 Expired - Fee Related CN1202653C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/752,295 1996-11-19
US08/752,295 US5777910A (en) 1996-11-19 1996-11-19 Sparse equalization filter adaptive in two dimensions

Publications (2)

Publication Number Publication Date
CN1238095A CN1238095A (zh) 1999-12-08
CN1202653C true CN1202653C (zh) 2005-05-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB971998531A Expired - Fee Related CN1202653C (zh) 1996-11-19 1997-10-29 自适应稀疏均衡器滤波器系统和为其分派接头位置的方法

Country Status (9)

Country Link
US (1) US5777910A (enExample)
EP (1) EP0940035B1 (enExample)
JP (1) JP2001508959A (enExample)
KR (1) KR100529245B1 (enExample)
CN (1) CN1202653C (enExample)
AU (1) AU7304898A (enExample)
DE (1) DE69737416T2 (enExample)
MY (1) MY117012A (enExample)
WO (1) WO1998023086A1 (enExample)

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US7489725B2 (en) * 1999-08-13 2009-02-10 Broadcom Corporation Decision feedback equalizer and precoder ramping circuit
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US7120656B1 (en) 2000-10-04 2006-10-10 Marvell International Ltd. Movable tap finite impulse response filter
US6980646B1 (en) * 2001-10-12 2005-12-27 Nortel Networks Limited Apparatus and method for echo cancellation
AU2002348962A1 (en) * 2001-11-21 2003-06-10 Koninklijke Philips Electronics N.V. Adaptive equalizer operating at a sampling rate asynchronous to the data rate
US7953193B2 (en) * 2002-03-28 2011-05-31 Broadcom Corporation Sparse channel equalization
AU2003244763A1 (en) * 2002-05-31 2003-12-19 Matsushita Electric Industrial Co., Ltd. Bandwidth adaptation rule for adaptive noise filter for inverse filtering with improved disturbance rejection bandwidth and speed
US7069286B2 (en) * 2002-09-27 2006-06-27 Lucent Technologies Inc. Solution space principle component-based adaptive filter and method of operation thereof
KR100921479B1 (ko) * 2002-10-31 2009-10-13 엘지전자 주식회사 채널 등화기 및 이를 이용한 채널 등화 방법
KR100498465B1 (ko) * 2002-11-23 2005-07-01 삼성전자주식회사 채널 등화 방법 및 채널 등화기
BRPI0418600A (pt) * 2004-03-09 2007-05-02 Thomson Licensing receptor tipo ancinho / equalizador hìbrido para sistemas de espalhamento espectral.
US7574010B2 (en) 2004-05-28 2009-08-11 Research In Motion Limited System and method for adjusting an audio signal
KR100660841B1 (ko) * 2004-10-22 2006-12-26 삼성전자주식회사 오버랩된 필터 뱅크들을 가지는 부분 탭 적응 등화기 및이를 이용한 등화 방법
KR100640591B1 (ko) * 2004-10-23 2006-11-01 삼성전자주식회사 감소된 면적을 가지는 부분 탭 적응 등화기
US7613291B1 (en) * 2005-08-10 2009-11-03 Mindspeed Technologies, Inc. Echo path change detection using dual sparse filtering
KR101019397B1 (ko) * 2005-11-21 2011-03-07 퀄컴 인코포레이티드 멀티코드 ｃｄｍａ 시스템의 ｍｍｓｅ 공간-시간 등화기에대한 최적의 가중치
US7649932B2 (en) * 2005-11-30 2010-01-19 Microtune (Texas), L.P. Segmented equalizer
JP4527079B2 (ja) * 2006-04-28 2010-08-18 三菱電機株式会社 等化装置
US20070280388A1 (en) * 2006-05-31 2007-12-06 Texas Instruments Incorporated Apparatus for and method of canceller tap shutdown in a communication system
JP4994389B2 (ja) * 2006-11-22 2012-08-08 パナソニック株式会社 波形等化装置
JP4953856B2 (ja) * 2007-02-28 2012-06-13 日本電信電話株式会社 等化回路
US8098781B1 (en) 2007-10-12 2012-01-17 Harris Corporation Communications system using adaptive filter with normalization circuit
US8121236B1 (en) 2007-10-12 2012-02-21 Harris Corporation Communications system using adaptive filter circuit using parallel adaptive filters
US8204164B1 (en) 2007-10-12 2012-06-19 Harris Corporation Communications system using adaptive filter and selected adaptive filter taps
US7864835B2 (en) * 2007-10-12 2011-01-04 Harris Corporation Communications system using adaptive filter and variable delay before adaptive filter taps
US8094763B1 (en) 2007-10-12 2012-01-10 Harris Corporation Communications system using adaptive filter with adaptive update gain
US8107572B1 (en) 2007-10-12 2012-01-31 Harris Corporation Communications system using adaptive filter for interference reduction
US7860200B2 (en) * 2007-10-12 2010-12-28 Harris Corporation Communications system using adaptive filter that is selected based on output power
US7978757B1 (en) * 2008-02-08 2011-07-12 Freescale Semiconductor, Inc. Configurable receiver and a method for configuring a receiver
US8081722B1 (en) 2008-04-04 2011-12-20 Harris Corporation Communications system and device using simultaneous wideband and in-band narrowband operation and related method
US8526486B2 (en) * 2008-11-12 2013-09-03 Intel Corporation Decision feedback equalizer for portable environments
US8275028B2 (en) * 2009-06-30 2012-09-25 Intel Corporation Advanced television systems committee (ATSC) digital television (DTV) receiver
CN101834582B (zh) * 2010-05-28 2013-09-11 华为技术有限公司 一种优化fir滤波器的方法及装置
US8968293B2 (en) 2011-04-12 2015-03-03 Covidien Lp Systems and methods for calibrating power measurements in an electrosurgical generator
CN105007057B (zh) * 2015-07-09 2018-08-24 杭州电子科技大学 一种针对有限集跟踪滤波器的均匀密集杂波稀疏方法
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US10572985B2 (en) * 2016-11-18 2020-02-25 Canon Kabushiki Kaisha Image processing circuit with multipliers allocated based on filter coefficients
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CN118679680A (zh) * 2022-02-11 2024-09-20 华为技术有限公司 用于节能和智能回波抵消的技术

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Also Published As

Publication number Publication date
US5777910A (en) 1998-07-07
JP2001508959A (ja) 2001-07-03
EP0940035A1 (en) 1999-09-08
MY117012A (en) 2004-04-30
DE69737416T2 (de) 2007-06-21
AU7304898A (en) 1998-06-10
KR100529245B1 (ko) 2005-11-17
DE69737416D1 (de) 2007-04-12
CN1238095A (zh) 1999-12-08
KR20000053361A (ko) 2000-08-25
WO1998023086A1 (en) 1998-05-28
EP0940035B1 (en) 2007-02-28

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