DE69129585T2 - Verfahren und vorrichtung zur entzerrung eines empfangssignals - Google Patents

Verfahren und vorrichtung zur entzerrung eines empfangssignals

Info

Publication number
DE69129585T2
DE69129585T2 DE69129585T DE69129585T DE69129585T2 DE 69129585 T2 DE69129585 T2 DE 69129585T2 DE 69129585 T DE69129585 T DE 69129585T DE 69129585 T DE69129585 T DE 69129585T DE 69129585 T2 DE69129585 T2 DE 69129585T2
Authority
DE
Germany
Prior art keywords
equalizing
receive signal
receive
signal
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.)
Expired - Fee Related
Application number
DE69129585T
Other languages
English (en)
Other versions
DE69129585D1 (de
Inventor
Richard Beichler
Steven Blackwell
David Nelson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
Original Assignee
Universal Data Systems 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 Universal Data Systems Inc filed Critical Universal Data Systems Inc
Application granted granted Critical
Publication of DE69129585D1 publication Critical patent/DE69129585D1/de
Publication of DE69129585T2 publication Critical patent/DE69129585T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
    • H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
    • 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
    • H04L2025/03592—Adaptation methods
    • H04L2025/03598—Algorithms
    • H04L2025/03611—Iterative algorithms
    • H04L2025/03656—Initialisation
    • H04L2025/03662—Initialisation to a fixed value
DE69129585T 1990-07-20 1991-07-01 Verfahren und vorrichtung zur entzerrung eines empfangssignals Expired - Fee Related DE69129585T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/556,237 US5052023A (en) 1990-07-20 1990-07-20 Method and apparatus for received signal equalization
PCT/US1991/004654 WO1992002078A1 (en) 1990-07-20 1991-07-01 Method and apparatus for received signal equalization

Publications (2)

Publication Number Publication Date
DE69129585D1 DE69129585D1 (de) 1998-07-16
DE69129585T2 true DE69129585T2 (de) 1999-01-07

Family

ID=24220485

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69129585T Expired - Fee Related DE69129585T2 (de) 1990-07-20 1991-07-01 Verfahren und vorrichtung zur entzerrung eines empfangssignals

Country Status (5)

Country Link
US (1) US5052023A (de)
EP (1) EP0540660B1 (de)
CA (1) CA2087521C (de)
DE (1) DE69129585T2 (de)
WO (1) WO1992002078A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490169A (en) * 1993-06-16 1996-02-06 Universal Data Systems, Inc. Decision feedback equalizer method and apparatus
US20040213358A1 (en) * 1994-05-23 2004-10-28 Samsung Electronics Co., Ltd. Radio receiver for receiving both VSB and QAM digital HDTV signals
US5550862A (en) * 1994-08-01 1996-08-27 Rockwell International Corporation Method and apparatus for centering equalizer taps
AU701274B2 (en) * 1994-12-09 1999-01-21 Brent Townshend High speed communications system for analog subscriber connections
US5970103A (en) 1996-09-06 1999-10-19 Townshend; Brent High speed communications system for analog subscriber connections
US5684827A (en) * 1995-10-04 1997-11-04 Zenith Electronics Corporation System for controlling the operating mode of an adaptive equalizer
SE514793C2 (sv) * 1999-05-31 2001-04-23 Ericsson Telefon Ab L M Förfarande och system för linjenivåjustering mellan nätverk

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS527304B1 (de) * 1969-08-29 1977-03-01
US3638122A (en) * 1970-02-11 1972-01-25 North American Rockwell High-speed digital transmission system
FR2419618A1 (fr) * 1978-03-10 1979-10-05 Cit Alcatel Egaliseur automatique pour transmission numerique synchrone
NL8204087A (nl) * 1982-10-22 1984-05-16 Philips Nv Automatisch instelbaar egalisatie netwerk.
US4545060A (en) * 1983-09-19 1985-10-01 Northern Telecom Limited Decision feedback adaptive equalizer acting on zero states following a non-zero state
US4644562A (en) * 1985-08-28 1987-02-17 At&T Company Combined cross polarization interference cancellation and intersymbol interference equalization for terrestrial digital radio systems
FR2613560B1 (fr) * 1987-03-31 1989-06-23 Cit Alcatel Egaliseur automatique pour transmission numerique
US4759035A (en) * 1987-10-01 1988-07-19 Adtran Digitally controlled, all rate equalizer

Also Published As

Publication number Publication date
CA2087521C (en) 1996-04-23
US5052023A (en) 1991-09-24
EP0540660A4 (de) 1994-04-20
DE69129585D1 (de) 1998-07-16
EP0540660A1 (de) 1993-05-12
WO1992002078A1 (en) 1992-02-06
EP0540660B1 (de) 1998-06-10

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: MOTOROLA, INC. (N.D.GES.D. STAATES DELAWARE), SCHA

8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: SCHUMACHER & WILLSAU, PATENTANWALTSSOZIETAET, 80335 MUENCHEN

8339 Ceased/non-payment of the annual fee