DE3852454T2 - Empfänger, geeignet für die Verbesserung des Geräuschabstands bei der Wiedergabe digitaler Signale. - Google Patents

Empfänger, geeignet für die Verbesserung des Geräuschabstands bei der Wiedergabe digitaler Signale.

Info

Publication number
DE3852454T2
DE3852454T2 DE3852454T DE3852454T DE3852454T2 DE 3852454 T2 DE3852454 T2 DE 3852454T2 DE 3852454 T DE3852454 T DE 3852454T DE 3852454 T DE3852454 T DE 3852454T DE 3852454 T2 DE3852454 T2 DE 3852454T2
Authority
DE
Germany
Prior art keywords
improving
signal
noise ratio
digital signals
reproducing digital
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
DE3852454T
Other languages
English (en)
Other versions
DE3852454D1 (de
Inventor
Masaru Yamaguchi
Masanobu Arai
Takenori Ogata
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of DE3852454D1 publication Critical patent/DE3852454D1/de
Application granted granted Critical
Publication of DE3852454T2 publication Critical patent/DE3852454T2/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
    • H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure

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)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
DE3852454T 1987-09-25 1988-09-23 Empfänger, geeignet für die Verbesserung des Geräuschabstands bei der Wiedergabe digitaler Signale. Expired - Fee Related DE3852454T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62238990A JPH0750863B2 (ja) 1987-09-25 1987-09-25 受信器

Publications (2)

Publication Number Publication Date
DE3852454D1 DE3852454D1 (de) 1995-01-26
DE3852454T2 true DE3852454T2 (de) 1995-05-04

Family

ID=17038279

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3852454T Expired - Fee Related DE3852454T2 (de) 1987-09-25 1988-09-23 Empfänger, geeignet für die Verbesserung des Geräuschabstands bei der Wiedergabe digitaler Signale.

Country Status (6)

Country Link
US (1) US4972433A (de)
EP (1) EP0308959B1 (de)
JP (1) JPH0750863B2 (de)
AU (1) AU611948B2 (de)
CA (1) CA1312356C (de)
DE (1) DE3852454T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4995106A (en) * 1989-08-24 1991-02-19 Ampex Corporation Fast decision feedback decoder for digital data
ATE149250T1 (de) * 1989-10-17 1997-03-15 Itvi Inttech Venture Investa Gas-sensor-anordnung
US5111481A (en) * 1989-11-17 1992-05-05 Nynex Corporation Dual mode LMS channel equalizer
JP2543215B2 (ja) * 1990-03-19 1996-10-16 松下電器産業株式会社 デ―タ受信装置
EP0467412A3 (en) * 1990-07-20 1993-04-28 Fujitsu Limited Line equalizer for digital signals
JP3251023B2 (ja) * 1991-02-27 2002-01-28 日本電気株式会社 自動等化器
US5327460A (en) * 1992-07-07 1994-07-05 National Semiconductor Corporation Method and apparatus for filtering post decision feedback equalization noise
US5408696A (en) * 1992-12-11 1995-04-18 Telefonaktiebolaget L M Ericsson Method and apparatus for correcting a radio signal strength information signal
JPH0738560B2 (ja) * 1993-02-23 1995-04-26 日本電気株式会社 自動等化器
US5572552A (en) * 1994-01-27 1996-11-05 Ericsson Ge Mobile Communications Inc. Method and system for demodulation of downlink CDMA signals
FR2732178A1 (fr) * 1995-03-22 1996-09-27 Philips Electronique Lab Systeme de transmission numerique muni d'un recepteur a egaliseurs cascades
US6166594A (en) * 1999-09-01 2000-12-26 Zenith Electronics Corporation Self calibrating demodulator system
JP2005159466A (ja) * 2003-11-20 2005-06-16 Sanyo Electric Co Ltd 等化方法およびそれを利用した受信装置
US7483479B2 (en) * 2004-09-16 2009-01-27 Keyeye Communications Scaled signal processing elements for reduced filter tap noise

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708766A (en) * 1970-12-31 1973-01-02 Ibm Automatic equalizer and method of operation therefor
US3795865A (en) * 1972-02-23 1974-03-05 Honeywell Inf Systems Automated real time equalized modem
FR2482809B1 (fr) * 1980-05-14 1986-11-14 Labo Electronique Physique Systeme adaptatif de reception de donnees numeriques a compensation des distorsions d'amplitude et de phase introduites par le canal de transmission des donnees
US4359778A (en) * 1981-02-05 1982-11-16 Zenith Radio Corporation Channel equalizer and method for cancelling ghosts
JPS592448A (ja) * 1982-06-28 1984-01-09 Fujitsu Ltd 自動等化器発散検出方式
IT1188626B (it) * 1986-03-25 1988-01-20 Gte Telecom Spa Metodo e dispositivo di equalizzazione adattiva cieca
US5042026A (en) * 1987-03-03 1991-08-20 Nec Corporation Circuit for cancelling whole or part of a waveform using nonrecursive and recursive filters
EP0300449B1 (de) * 1987-07-21 1994-06-08 Nec Corporation Digitaler automatischer Leitungsentzerrer mit Mitteln zur Regelung der Anzapfungsverstärkung in Abhängigkeit der mittleren Filterausgangsleistung

Also Published As

Publication number Publication date
AU2276688A (en) 1989-04-06
US4972433A (en) 1990-11-20
JPS6482824A (en) 1989-03-28
CA1312356C (en) 1993-01-05
AU611948B2 (en) 1991-06-27
DE3852454D1 (de) 1995-01-26
EP0308959A3 (en) 1990-10-31
EP0308959A2 (de) 1989-03-29
EP0308959B1 (de) 1994-12-14
JPH0750863B2 (ja) 1995-05-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee