SG43765A1 - Iterative equalisation of digital signals degraded by multipath fading - Google Patents

Iterative equalisation of digital signals degraded by multipath fading

Info

Publication number
SG43765A1
SG43765A1 SG1996000679A SG1996000679A SG43765A1 SG 43765 A1 SG43765 A1 SG 43765A1 SG 1996000679 A SG1996000679 A SG 1996000679A SG 1996000679 A SG1996000679 A SG 1996000679A SG 43765 A1 SG43765 A1 SG 43765A1
Authority
SG
Singapore
Prior art keywords
digital signals
multipath fading
equalisation
iterative
signals degraded
Prior art date
Application number
SG1996000679A
Other languages
English (en)
Inventor
Zoran Kostic
Original Assignee
At & T Corp
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 At & T Corp filed Critical At & T Corp
Publication of SG43765A1 publication Critical patent/SG43765A1/en

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
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03401—PSK

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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
SG1996000679A 1993-03-23 1994-03-23 Iterative equalisation of digital signals degraded by multipath fading SG43765A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/035,860 US5448590A (en) 1993-03-23 1993-03-23 Equalization technique for compensating for degradation to the transmission of digitally modulated signals

Publications (1)

Publication Number Publication Date
SG43765A1 true SG43765A1 (en) 1997-11-14

Family

ID=21885225

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000679A SG43765A1 (en) 1993-03-23 1994-03-23 Iterative equalisation of digital signals degraded by multipath fading

Country Status (5)

Country Link
US (1) US5448590A (ja)
EP (1) EP0617521A3 (ja)
JP (1) JPH077461A (ja)
CA (1) CA2119625C (ja)
SG (1) SG43765A1 (ja)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5559830A (en) * 1995-01-23 1996-09-24 Xetron Corp. Equalization system for AM compatible digital receiver
US5608728A (en) * 1995-04-13 1997-03-04 Lancity Corp. System and method for equalization of forward and reverse channels of a communication network system
US5648983A (en) * 1995-04-24 1997-07-15 Lucent Technologies Inc. CDMA rake receiver with sub-chip resolution
US5677951A (en) * 1995-06-19 1997-10-14 Lucent Technologies Inc. Adaptive filter and method for implementing echo cancellation
US5898732A (en) * 1996-02-20 1999-04-27 Usa Digital Radio Partners, L.P. Data service channel provision for an AM compatible broadcast system
US5809065A (en) * 1996-02-20 1998-09-15 Usa Digital Radio Partners, L.P. Method and apparatus for improving the quality of AM compatible digital broadcast system signals in the presence of distortion
US5703954A (en) * 1996-02-20 1997-12-30 Usa Digital Radio Partners, L.P. Method and apparatus for improving the quality of AM compatible digital broadcast system signals in the presence of distortion
US5930687A (en) * 1996-09-30 1999-07-27 Usa Digital Radio Partners, L.P. Apparatus and method for generating an AM-compatible digital broadcast waveform
FR2754125B1 (fr) * 1996-09-30 2004-07-09 Sc Reprosol Dispositif et procede d'egalisation vectorielle d'un signal ofdm
US5878089A (en) * 1997-02-21 1999-03-02 Usa Digital Radio Partners, L.P. Coherent signal detector for AM-compatible digital audio broadcast waveform recovery
US6128334A (en) * 1997-02-21 2000-10-03 Usa Digital Radio, Inc. Receiver addressable AM compatible digital broadcast system
US6078573A (en) * 1997-04-11 2000-06-20 Research Foundation Of State University Of New York Circuitry and method for demodulating code division multiple access (CDMA) signals
US7336729B2 (en) 2001-03-01 2008-02-26 Broadcom Corporation Digital signal processing based de-serializer
US7113540B2 (en) * 2001-09-18 2006-09-26 Broadcom Corporation Fast computation of multi-input-multi-output decision feedback equalizer coefficients
KR100556401B1 (ko) * 2003-12-04 2006-03-03 엘지전자 주식회사 Ｖｓｂ 수신 시스템의 등화 장치
US8612502B2 (en) * 2007-03-21 2013-12-17 Qualcomm Incorporated Simplified equalization for correlated channels in OFDMA
US8711916B2 (en) * 2007-07-27 2014-04-29 Intel Corporation Tap initialization of equalizer based on estimated channel impulse response
US20090168856A1 (en) * 2007-12-28 2009-07-02 Khurram Muhammad System and Method for Adaptive Equalization of In-Package Signals

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0387813B1 (en) * 1989-03-13 1997-06-25 Sony Corporation Automatic equalizer
US5175747A (en) * 1989-10-31 1992-12-29 Mitsubishi Denki Kabushiki Kaisha Equalizer
JPH03154435A (ja) * 1989-11-13 1991-07-02 Toshiba Corp 判定帰還形等化方式
GB2238932B (en) * 1989-11-17 1994-04-13 Nec Corp Decision feedback equalizer including forward part whose signal reference point is shiftable depending on channel response
EP0467412A3 (en) * 1990-07-20 1993-04-28 Fujitsu Limited Line equalizer for digital signals
US5157690A (en) * 1990-10-30 1992-10-20 Level One Communications, Inc. Adaptive convergent decision feedback equalizer
US5164727A (en) * 1991-04-30 1992-11-17 Regents Of The Unversity Of California Optimal decoding method and apparatus for data acquisition applications of sigma delta modulators
CA2073944C (en) * 1991-07-26 2000-09-19 Woo H. Paik Carrier phase recovery for an adaptive equalizer
US5268930A (en) * 1991-12-19 1993-12-07 Novatel Communications Ltd. Decision feedback equalizer
US5297166A (en) * 1992-07-02 1994-03-22 National Semiconductor Corporation Method and apparatus for decision feedback equalization with reduced convergence time

Also Published As

Publication number Publication date
EP0617521A3 (en) 1995-07-12
CA2119625C (en) 1998-12-22
CA2119625A1 (en) 1994-09-24
US5448590A (en) 1995-09-05
EP0617521A2 (en) 1994-09-28
JPH077461A (ja) 1995-01-10

Similar Documents

Publication Publication Date Title
SG43765A1 (en) Iterative equalisation of digital signals degraded by multipath fading
AU2655895A (en) Diversity receiver for signals with multipath time dispersion
SG63556A1 (en) Multiple carrier digital television signal decoder
AU1751397A (en) Digital receiver with fractionally-spaced self-recovery adaptive equalizer
AU8751091A (en) Channel equalisation in particular for fading channels
GB2260244B (en) Digital radio receiver
EP0467412A3 (en) Line equalizer for digital signals
GB2262416B (en) Signal weighting system for digital receiver
AU6056694A (en) Automatic offset control circuit for digital receiver
EP0216141A3 (en) Combined cross polarization interference cancellation and intersymbol interference equalization for terrestrial digital radio systems
AU579853B2 (en) Digital graphic equalizer
AU3048992A (en) Adaptive equalizer and receiver
EP0567211A3 (en) Adaptive receiver for multipath fading channels
AU2487195A (en) Maximum-likelihood sequence estimator with variable number of states
GB2260245B (en) Digital radio receiver
DE3477718D1 (en) Adaptive equalizer for digital signals affected by distorsions with time varying characteristics
GB2279854B (en) Digital demodulation circuit
AU642472B2 (en) Digital interpolation circuitry
AU3478195A (en) Control signal transmission in digital radio telephony
AU7737694A (en) Fully enclosed convertible golf equipment carrier
GB2266036B (en) Viterbi equalizer for radio receiver
DE3477627D1 (en) Adaptive equalizer for digital signals
EP0162499A3 (en) Fading circuit for video signals
AU7335991A (en) Scanning antenna having multipath resistance
AU637913B2 (en) Adaptive equalizer capable of effectively removing a remaining fading in an equalized signal