JPH1011708A5 - - Google Patents

Info

Publication number
JPH1011708A5
JPH1011708A5 JP1997076374A JP7637497A JPH1011708A5 JP H1011708 A5 JPH1011708 A5 JP H1011708A5 JP 1997076374 A JP1997076374 A JP 1997076374A JP 7637497 A JP7637497 A JP 7637497A JP H1011708 A5 JPH1011708 A5 JP H1011708A5
Authority
JP
Japan
Prior art keywords
data symbols
circuit
channel
signal
resistor
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.)
Granted
Application number
JP1997076374A
Other languages
English (en)
Japanese (ja)
Other versions
JPH1011708A (ja
JP3806219B2 (ja
Filing date
Publication date
Priority claimed from US08/628,173 external-priority patent/US5774505A/en
Application filed filed Critical
Publication of JPH1011708A publication Critical patent/JPH1011708A/ja
Publication of JPH1011708A5 publication Critical patent/JPH1011708A5/ja
Application granted granted Critical
Publication of JP3806219B2 publication Critical patent/JP3806219B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP07637497A 1996-04-04 1997-03-28 符号間干渉低減装置および方法 Expired - Fee Related JP3806219B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/628,173 US5774505A (en) 1996-04-04 1996-04-04 Intersymbol interference cancellation with reduced complexity
US628,173 1996-04-04

Publications (3)

Publication Number Publication Date
JPH1011708A JPH1011708A (ja) 1998-01-16
JPH1011708A5 true JPH1011708A5 (enExample) 2005-03-03
JP3806219B2 JP3806219B2 (ja) 2006-08-09

Family

ID=24517781

Family Applications (1)

Application Number Title Priority Date Filing Date
JP07637497A Expired - Fee Related JP3806219B2 (ja) 1996-04-04 1997-03-28 符号間干渉低減装置および方法

Country Status (4)

Country Link
US (1) US5774505A (enExample)
EP (1) EP0800171B1 (enExample)
JP (1) JP3806219B2 (enExample)
DE (1) DE69708366T2 (enExample)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5892801A (en) * 1996-03-04 1999-04-06 Adtran, Inc. Decision path reduction of M-ary tree-search detector
US6278744B1 (en) 1996-11-15 2001-08-21 Conexant Systems, Inc. System for controlling and shaping the spectrum and redundancy of signal-point limited transmission
US6192087B1 (en) 1996-11-15 2001-02-20 Conexant Systems, Inc. Method and apparatus for spectral shaping in signal-point limited transmission systems
US6285709B1 (en) * 1997-10-31 2001-09-04 3 Com Corporation Error filtering in a hybrid equalizer system
WO1999039334A1 (en) * 1998-01-28 1999-08-05 Fujitsu Limited Error propagation suppressing method in decision feedback equalization and magnetic recording / reproducing apparatus using the method
US6473253B1 (en) * 1999-04-28 2002-10-29 Koninklijke Philips Electronics N.V. Read channel with programmable bandwidth control
US6233276B1 (en) 1999-09-13 2001-05-15 Virata Corporation XDSL modem having time domain filter for ISI mitigation
US7173551B2 (en) * 2000-12-21 2007-02-06 Quellan, Inc. Increasing data throughput in optical fiber transmission systems
US7307569B2 (en) 2001-03-29 2007-12-11 Quellan, Inc. Increasing data throughput in optical fiber transmission systems
US7149256B2 (en) 2001-03-29 2006-12-12 Quellan, Inc. Multilevel pulse position modulation for efficient fiber optic communication
CA2442922A1 (en) 2001-04-04 2002-10-17 Quellan, Inc. Method and system for decoding multilevel signals
US20030030873A1 (en) * 2001-05-09 2003-02-13 Quellan, Inc. High-speed adjustable multilevel light modulation
US7349489B2 (en) * 2001-08-13 2008-03-25 Nokia Siemens Networks Gmbh & Co. Kg Pulse shaping filter with minimal intersymbol interference
FR2831735B1 (fr) * 2001-10-26 2004-01-30 France Telecom Annuleur d'interferences entre symboles
US7221958B2 (en) * 2001-12-12 2007-05-22 Ericsson Inc. Received signal filtering for enhanced selectivity
AU2003211094A1 (en) 2002-02-15 2003-09-09 Quellan, Inc. Multi-level signal clock recovery technique
JP2004013681A (ja) * 2002-06-10 2004-01-15 Bosu & K Consulting Kk 名刺情報管理システム
US7035361B2 (en) 2002-07-15 2006-04-25 Quellan, Inc. Adaptive noise filtering and equalization for optimal high speed multilevel signal decoding
US7180950B2 (en) * 2002-11-01 2007-02-20 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Low-noise feedback cancellation filter for enhanced common-mode rejection and noise immunity
US7934144B2 (en) 2002-11-12 2011-04-26 Quellan, Inc. High-speed analog-to-digital conversion with improved robustness to timing uncertainty
US7376356B2 (en) * 2002-12-17 2008-05-20 Lucent Technologies Inc. Optical data transmission system using sub-band multiplexing
WO2004088857A2 (en) * 2003-03-26 2004-10-14 Quellan, Inc. Method and system for equalizing communication signals
US6917223B2 (en) * 2003-04-22 2005-07-12 Texas Instruments Incorporated Gaussian noise generator
US7804760B2 (en) 2003-08-07 2010-09-28 Quellan, Inc. Method and system for signal emulation
KR101109847B1 (ko) 2003-08-07 2012-04-06 ？란 인코포레이티드 혼선 제거 방법 및 시스템
EP1687929B1 (en) 2003-11-17 2010-11-10 Quellan, Inc. Method and system for antenna interference cancellation
US7522847B2 (en) * 2003-12-19 2009-04-21 Broadcom Corporation Continuous time filter-decision feedback equalizer architecture for optical channel equalization
US7822113B2 (en) * 2003-12-19 2010-10-26 Broadcom Corporation Integrated decision feedback equalizer and clock and data recovery
US7616700B2 (en) 2003-12-22 2009-11-10 Quellan, Inc. Method and system for slicing a communication signal
KR100520224B1 (ko) * 2003-12-23 2005-10-11 삼성전자주식회사 반도체 메모리 장치에서의 ｉｓｉ 제거장치 및 그에 따른ｉｓｉ 제거방법
US7243798B2 (en) * 2004-08-04 2007-07-17 Fisher Clinical Services System and a method for a V-indent blister opening cavity
US7725079B2 (en) 2004-12-14 2010-05-25 Quellan, Inc. Method and system for automatic control in an interference cancellation device
US7522883B2 (en) 2004-12-14 2009-04-21 Quellan, Inc. Method and system for reducing signal interference
US7251090B2 (en) * 2005-04-13 2007-07-31 Hewlett-Packard Development Company, L.P. Pattern dependent write equalization
US7480110B2 (en) * 2005-04-13 2009-01-20 Hewlett-Packard Development Company, L.P. Medium dependent write equalization
US7580452B2 (en) * 2005-11-17 2009-08-25 Avago Technologies General Ip (Singapore) Pte. Ltd. Dynamic comparator system
WO2007127369A2 (en) 2006-04-26 2007-11-08 Quellan, Inc. Method and system for reducing radiated emissions from a communications channel
EP2103063A2 (en) * 2007-01-09 2009-09-23 Rambus, Inc. Equalizing stranamitter and method of operation
US8094707B1 (en) 2007-03-21 2012-01-10 Arrowhead Center, Inc. List-based detection in fading channels with long intersymbol interference
KR101368413B1 (ko) * 2007-10-31 2014-03-04 삼성전자 주식회사 반도체 메모리 장치에서의 ｄｆｅ회로 및 그의 초기화방법
US8170829B1 (en) 2008-03-24 2012-05-01 Cisco Technology, Inc. Tester bundle
US8963573B2 (en) 2011-12-22 2015-02-24 Cisco Technology, Inc. Universal test system for testing electrical and optical hosts
CN103444063B (zh) * 2011-12-31 2015-11-25 大洋电机新动力科技有限公司 一种带自动补偿的窄脉冲过滤电路及其应用的电机控制器
US20150372805A1 (en) * 2014-06-23 2015-12-24 Qualcomm Incorporated Asynchronous pulse modulation for threshold-based signal coding

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283788A (en) * 1976-06-25 1981-08-11 Cselt - Centro Studi E Laboratori Telecomunicazioni S.P.A. Equalization system with preshaping filter
US4276573A (en) * 1979-06-29 1981-06-30 Datapoint Corporation Pulse shaping network for disc read circuitry
NL8701332A (nl) * 1987-06-09 1989-01-02 Philips Nv Systeem voor transmissie van datasignalen met gebruikmaking van beslissingsteruggekoppelde egalisatie.
US5107379A (en) * 1989-01-24 1992-04-21 Maxtor Corporation Read channel detector with improved signaling speed
US4953041A (en) * 1989-01-24 1990-08-28 Maxtor Corporation Read channel detector for use in digital magnetic recording systems
US5235540A (en) * 1990-04-26 1993-08-10 Silicon Systems, Inc. Parasitic insensitive programmable biquadratic pulse slimming technique
US5168395A (en) * 1990-05-02 1992-12-01 International Business Machines Corporation Controlled magnetic recording head relaxation in a magnetic recording system
US5153875A (en) * 1991-03-25 1992-10-06 Level One Communications, Inc. Adaptive balancing network
JP2552053B2 (ja) * 1992-03-11 1996-11-06 ローム株式会社 レベルスライス回路、フロッピーディスク用読取り回路及び磁気再生装置
US5337264A (en) * 1992-06-01 1994-08-09 Levien Raphael L Time reversal gaussian approximation filter
US5297129A (en) * 1992-12-24 1994-03-22 Optical Disc Corporation Waveform shaping method and apparatus for optical recording
KR0152023B1 (ko) * 1993-06-05 1998-10-15 김광호 재생신호 등화방법 및 그 장치
BE1007528A3 (nl) * 1993-09-16 1995-07-25 Philips Electronics Nv Transmissiesysteem met verbeterde egalisator.
JPH07110906A (ja) * 1993-10-08 1995-04-25 Toshiba Corp 磁気記録再生装置とデータ再生方法

Similar Documents

Publication Publication Date Title
US5774505A (en) Intersymbol interference cancellation with reduced complexity
CN100559488C (zh) 用于提供动态均衡器最优化的设备
US5031194A (en) Wideband digital equalizers for subscriber loops
US6437932B1 (en) Decision based time-varying equalizers
US6570919B1 (en) Iterative decoding of data packets employing decision feedback equalization
JP3540329B2 (ja) ノイズ予測最尤検出の装置および方法
JP3459563B2 (ja) 波形等化器および記録情報再生装置
US5471504A (en) Bilinear decision feedback equalizer
JP2004166231A (ja) 光通信システムにおいて受信信号を等化するための方法及びシステム
JP2005135532A5 (enExample)
KR980003984A (ko) 데이타 저장기기의 신호검출방법 및 장치
IE61699B1 (en) Method for the equalization of dispersive, linear or approximately linear channels for the transmission of digital signals and arrangement for carrying out the method
JPH07107019A (ja) 改良された等化器を有する伝送システム
EP0855711A3 (en) Digital recording/reproduction apparatus
CA1304455C (en) Adaptive equalizer included in the receiver for a data transmission system
KR100245789B1 (ko) 램을 이용한 결정 궤한 등화기를 갖는 부분 응답 신호 재생기
Lin et al. A new adaptive equalizer for nonlinear channels
JPH04245711A (ja) 適応型フィルタ
EP0663765B1 (en) Channel interface apparatus for improving convergence speed of a least mean squared adaptive equalizer
KR100335616B1 (ko) 데이타저장기기에 있어서신호검출방법및장치
JP3382639B2 (ja) 適応フィルタ制御回路
JPH05102793A (ja) 磁気再生装置
Al-Mashouq et al. Adaptive pre-equalization using neural-like algorithm
KR100937407B1 (ko) 채널 등화기 및 채널 등화 방법
JP3136727B2 (ja) 適応フィルタ制御方法