BR9612376A - Receptor processo para reduzir o efeito de um ruído impulsivo no filtro adaptável de um sistema receptor e sistema transmissor receptor - Google Patents

Receptor processo para reduzir o efeito de um ruído impulsivo no filtro adaptável de um sistema receptor e sistema transmissor receptor

Info

Publication number
BR9612376A
BR9612376A BR9612376A BR9612376A BR9612376A BR 9612376 A BR9612376 A BR 9612376A BR 9612376 A BR9612376 A BR 9612376A BR 9612376 A BR9612376 A BR 9612376A BR 9612376 A BR9612376 A BR 9612376A
Authority
BR
Brazil
Prior art keywords
receiver
reduce
effect
adaptive filter
impulsive noise
Prior art date
Application number
BR9612376A
Other languages
English (en)
Inventor
Ehud Langberg
Original Assignee
Globespan Semiconductor Inc
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 Globespan Semiconductor Inc filed Critical Globespan Semiconductor Inc
Publication of BR9612376A publication Critical patent/BR9612376A/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • 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
    • H04L25/03114—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals
    • H04L25/03146—Arrangements for removing intersymbol interference operating in the time domain non-adaptive, i.e. not adjustable, manually adjustable, or adjustable only during the reception of special signals 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
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H2021/007—Computation saving measures; Accelerating measures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters
    • H03H2021/007—Computation saving measures; Accelerating measures
    • H03H2021/0072—Measures relating to the coefficients
    • H03H2021/0074—Reduction of the update frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BR9612376A 1995-12-29 1996-12-20 Receptor processo para reduzir o efeito de um ruído impulsivo no filtro adaptável de um sistema receptor e sistema transmissor receptor BR9612376A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/586,008 US5703904A (en) 1995-12-29 1995-12-29 Impulse noise effect reduction
PCT/US1996/020326 WO1997024802A1 (en) 1995-12-29 1996-12-20 Impulse noise effect reduction

Publications (1)

Publication Number Publication Date
BR9612376A true BR9612376A (pt) 1999-07-13

Family

ID=24343911

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9612376A BR9612376A (pt) 1995-12-29 1996-12-20 Receptor processo para reduzir o efeito de um ruído impulsivo no filtro adaptável de um sistema receptor e sistema transmissor receptor

Country Status (8)

Country Link
US (1) US5703904A (pt)
EP (1) EP0870363A4 (pt)
JP (1) JPH11506291A (pt)
KR (1) KR100458971B1 (pt)
CN (1) CN1149498C (pt)
BR (1) BR9612376A (pt)
TW (1) TW384574B (pt)
WO (1) WO1997024802A1 (pt)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19727133A1 (de) 1997-06-26 1999-01-07 Thomson Brandt Gmbh Verfahren, Vorrichtung und Aufzeichnungsgerät zur Unterdrückung von impulsartigen Störungen in analogen Audio- und/oder Videosignalen
US6009132A (en) * 1997-07-25 1999-12-28 Globespan Semiconductor, Inc. System and method for obtaining clock recovery from a received data signal
US6144697A (en) * 1998-02-02 2000-11-07 Purdue Research Foundation Equalization techniques to reduce intersymbol interference
US6341148B1 (en) * 1998-11-04 2002-01-22 Level One Communications, Inc. Method and apparatus for minimizing transient sampling fluctuations upon transition between modes of communication
US6707868B1 (en) * 1999-04-12 2004-03-16 Intel Corporation Apparatus for recovering timing of a digital signal for a transceiver
JP2001256728A (ja) * 2000-03-10 2001-09-21 Fujitsu Ltd 半導体装置
US6714956B1 (en) * 2000-07-24 2004-03-30 Via Technologies, Inc. Hardware accelerator for normal least-mean-square algorithm-based coefficient adaptation
US6925478B2 (en) * 2000-12-19 2005-08-02 Nikon Corporation Practical pseudo-asynchronous filter architecture
US6859488B2 (en) * 2002-09-25 2005-02-22 Terayon Communication Systems, Inc. Detection of impulse noise using unused codes in CDMA systems
JPWO2006001301A1 (ja) * 2004-06-25 2008-04-17 株式会社進化システム総合研究所 伝送装置および伝送方法
CN100362963C (zh) * 2004-08-05 2008-01-23 香港理工大学 可进行运动补偿的便携式保健监测装置及其补偿方法
CA2582957C (en) 2004-10-11 2013-09-03 2Wire Inc. Periodic impulse noise mitigation in a dsl system
US7953163B2 (en) 2004-11-30 2011-05-31 Broadcom Corporation Block linear equalization in a multicarrier communication system
US7852950B2 (en) 2005-02-25 2010-12-14 Broadcom Corporation Methods and apparatuses for canceling correlated noise in a multi-carrier communication system
US9374257B2 (en) * 2005-03-18 2016-06-21 Broadcom Corporation Methods and apparatuses of measuring impulse noise parameters in multi-carrier communication systems
US7665012B2 (en) * 2005-11-04 2010-02-16 At&T Intellectual Property I, Lp Impulse noise mitigation
US7573959B2 (en) * 2005-12-25 2009-08-11 Mediatek Inc. Method and apparatus for removing impulse noise
US20070165753A1 (en) * 2006-01-16 2007-07-19 Shun-An Yang Impulse noise remover and related method
US7813439B2 (en) 2006-02-06 2010-10-12 Broadcom Corporation Various methods and apparatuses for impulse noise detection
US8064504B2 (en) * 2006-04-20 2011-11-22 Lantiq Deutschland Gmbh Protection of communication systems against repetitive electrical impulse noise
JP5000936B2 (ja) * 2006-06-27 2012-08-15 オンセミコンダクター・トレーディング・リミテッド マルチパスノイズ検出装置及びｆｍ受信装置
US7852915B2 (en) 2007-03-21 2010-12-14 Freescale Semiconductor, Inc. Adaptive equalizer for communication channels
US8605837B2 (en) 2008-10-10 2013-12-10 Broadcom Corporation Adaptive frequency-domain reference noise canceller for multicarrier communications systems
US9379920B1 (en) * 2015-05-08 2016-06-28 Xilinx, Inc. Decision feedback equalization with precursor inter-symbol interference reduction
US10783298B2 (en) * 2017-10-13 2020-09-22 Bank Of America Corporation Computer architecture for emulating a binary correlithm object logic gate
US10783297B2 (en) * 2017-10-13 2020-09-22 Bank Of America Corporation Computer architecture for emulating a unary correlithm object logic gate
WO2021189360A1 (zh) * 2020-03-26 2021-09-30 华为技术有限公司 一种信道跟踪方法及其相关设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462048A (en) * 1982-02-11 1984-07-24 Rca Corporation Noise reduction circuitry for audio signals
JPS59246A (ja) * 1982-06-17 1984-01-05 Fujitsu Ltd トレ−ニング方式
JPS61102813A (ja) * 1984-10-25 1986-05-21 Hitachi Denshi Ltd 適応デイジタルフイルタ
JPS63149950A (ja) * 1986-12-12 1988-06-22 Fujitsu Ltd 等化器初期化方式
JPS63294020A (ja) * 1987-05-26 1988-11-30 Fujitsu Ltd エコ−キャンセラ−のトレ−ニング装置
US5517527A (en) * 1992-12-11 1996-05-14 Industrial Technology Research Institute Adaptive equalizer for ISDN U-interface transceiver
US5602869A (en) * 1993-10-18 1997-02-11 Paradyne Corporation Adaptive transmit levels for modems operating over cellular
US5559840A (en) * 1994-09-27 1996-09-24 Inernational Business Machines Corporation Digital timing recovery method and apparatus for a coded data channel

Also Published As

Publication number Publication date
CN1149498C (zh) 2004-05-12
TW384574B (en) 2000-03-11
KR19990077047A (ko) 1999-10-25
EP0870363A1 (en) 1998-10-14
WO1997024802A1 (en) 1997-07-10
EP0870363A4 (en) 2000-03-29
KR100458971B1 (ko) 2005-06-08
CN1209224A (zh) 1999-02-24
US5703904A (en) 1997-12-30
JPH11506291A (ja) 1999-06-02

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
FA14 Dismissal: dismissal - article 34 of industrial property law
B11T Dismissal of application maintained [chapter 11.20 patent gazette]