SE9301955D0 - Saett och apparat foer filtrering av brus vid beslutsaaterkopplad utjaemning - Google Patents

Saett och apparat foer filtrering av brus vid beslutsaaterkopplad utjaemning

Info

Publication number
SE9301955D0
SE9301955D0 SE19939301955A SE9301955A SE9301955D0 SE 9301955 D0 SE9301955 D0 SE 9301955D0 SE 19939301955 A SE19939301955 A SE 19939301955A SE 9301955 A SE9301955 A SE 9301955A SE 9301955 D0 SE9301955 D0 SE 9301955D0
Authority
SE
Sweden
Prior art keywords
noise
quantizer
decision feedback
filter
feedback equalization
Prior art date
Application number
SE19939301955A
Other languages
English (en)
Other versions
SE9301955L (sv
Inventor
George *Batruni Roy
Original Assignee
National Semiconductor Corporation
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 National Semiconductor Corporation filed Critical National Semiconductor Corporation
Publication of SE9301955D0 publication Critical patent/SE9301955D0/sv
Publication of SE9301955L publication Critical patent/SE9301955L/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/06—Control of transmission; Equalising by the transmitted signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Analogue/Digital Conversion (AREA)
  • Networks Using Active Elements (AREA)
SE9301955A 1992-07-07 1993-06-08 Sätt och apparat för filtrering av brus vid beslutsåterkopplad utjämning SE9301955L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/910,009 US5327460A (en) 1992-07-07 1992-07-07 Method and apparatus for filtering post decision feedback equalization noise

Publications (2)

Publication Number Publication Date
SE9301955D0 true SE9301955D0 (sv) 1993-06-08
SE9301955L SE9301955L (sv) 1994-01-08

Family

ID=25428182

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9301955A SE9301955L (sv) 1992-07-07 1993-06-08 Sätt och apparat för filtrering av brus vid beslutsåterkopplad utjämning

Country Status (4)

Country Link
US (1) US5327460A (sv)
DE (1) DE4322033B4 (sv)
FR (1) FR2693611A1 (sv)
SE (1) SE9301955L (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5761243A (en) * 1993-09-16 1998-06-02 U.S. Philips Corporation Digital receiver with noise filter which also serves as a feedback filter providing intersymbol interference reduction
US6285709B1 (en) * 1997-10-31 2001-09-04 3 Com Corporation Error filtering in a hybrid equalizer system
US6144697A (en) * 1998-02-02 2000-11-07 Purdue Research Foundation Equalization techniques to reduce intersymbol interference
WO1999050679A2 (en) * 1998-03-30 1999-10-07 3Com Corporation Low complexity frequency estimator and interference cancellation method and device
US20030140351A1 (en) * 1998-04-17 2003-07-24 Hoarty W. Leo Cable television system compatible bandwidth upgrade using embedded digital channels
US20030112370A1 (en) * 2001-12-18 2003-06-19 Chris Long Adaptive expanded information capacity for communications systems
US6433835B1 (en) 1998-04-17 2002-08-13 Encamera Sciences Corporation Expanded information capacity for existing communication transmission systems
GB2355629B (en) * 1999-10-18 2004-02-11 Mitel Corp Precursor decision feedback equalizer (PDFE)
FI20000820A (sv) * 2000-04-06 2001-10-07 Nokia Networks Oy Optimering av kanalekvalisator
US6870881B1 (en) 2000-08-24 2005-03-22 Marvell International Ltd. Feedforward equalizer for DFE based detector
US20030219085A1 (en) * 2001-12-18 2003-11-27 Endres Thomas J. Self-initializing decision feedback equalizer with automatic gain control
US7180942B2 (en) 2001-12-18 2007-02-20 Dotcast, Inc. Joint adaptive optimization of soft decision device and feedback equalizer
US7580482B2 (en) * 2003-02-19 2009-08-25 Endres Thomas J Joint, adaptive control of equalization, synchronization, and gain in a digital communications receiver
US7542508B2 (en) * 2005-04-21 2009-06-02 Lsi Logic Corporation Continuous-time decision feedback equalizer
US8891607B2 (en) 2012-09-06 2014-11-18 Avago Technologies General Ip (Singapore) Pte. Ltd. Feed forward equalizer tap weight adaptation based on channel estimation
US8964827B2 (en) 2013-03-07 2015-02-24 Avago Technologies General Ip (Singapore) Pte. Ltd. Adaptation of equalizer settings using error signals sampled at several different phases

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583234A (en) * 1983-08-15 1986-04-15 Rockwell International Corporation Decision feedback equalizing apparatus
NL8701333A (nl) * 1987-06-09 1989-01-02 Philips Nv Inrichting voor het bestrijden van intersymboolinterferentie en ruis.
JPH0750863B2 (ja) * 1987-09-25 1995-05-31 日本電気株式会社 受信器
US4856031A (en) * 1988-04-28 1989-08-08 General Datacomm, Inc. Adaptive multiharmonic phase jitter compensation
US5008903A (en) * 1989-05-25 1991-04-16 A.T. & T. Paradyne Adaptive transmit pre-emphasis for digital modem computed from noise spectrum

Also Published As

Publication number Publication date
SE9301955L (sv) 1994-01-08
DE4322033A1 (de) 1994-01-13
DE4322033B4 (de) 2006-08-17
US5327460A (en) 1994-07-05
FR2693611A1 (fr) 1994-01-14

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