DE69024755D1 - Verfahren und Vorrichtung zur entscheidungsrückgekoppelter Entzerrung für digitale Mehrwegeübertragung - Google Patents

Verfahren und Vorrichtung zur entscheidungsrückgekoppelter Entzerrung für digitale Mehrwegeübertragung

Info

Publication number
DE69024755D1
DE69024755D1 DE69024755T DE69024755T DE69024755D1 DE 69024755 D1 DE69024755 D1 DE 69024755D1 DE 69024755 T DE69024755 T DE 69024755T DE 69024755 T DE69024755 T DE 69024755T DE 69024755 D1 DE69024755 D1 DE 69024755D1
Authority
DE
Germany
Prior art keywords
decision feedback
feedback equalization
multipath transmission
digital multipath
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
DE69024755T
Other languages
English (en)
Other versions
DE69024755T2 (de
Inventor
Mutsuma Serizawa
Koji Ogura
Katsumi Sakakibara
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69024755D1 publication Critical patent/DE69024755D1/de
Application granted granted Critical
Publication of DE69024755T2 publication Critical patent/DE69024755T2/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)
DE69024755T 1989-11-13 1990-11-13 Verfahren und Vorrichtung zur entscheidungsrückgekoppelter Entzerrung für digitale Mehrwegeübertragung Expired - Fee Related DE69024755T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1292235A JPH03154435A (ja) 1989-11-13 1989-11-13 判定帰還形等化方式

Publications (2)

Publication Number Publication Date
DE69024755D1 true DE69024755D1 (de) 1996-02-22
DE69024755T2 DE69024755T2 (de) 1996-06-05

Family

ID=17779225

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69024755T Expired - Fee Related DE69024755T2 (de) 1989-11-13 1990-11-13 Verfahren und Vorrichtung zur entscheidungsrückgekoppelter Entzerrung für digitale Mehrwegeübertragung

Country Status (4)

Country Link
US (1) US5097482A (de)
EP (1) EP0428129B1 (de)
JP (1) JPH03154435A (de)
DE (1) DE69024755T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2551231B2 (ja) * 1990-11-16 1996-11-06 日本電気株式会社 判定帰還形等化器
US5293402A (en) * 1991-05-02 1994-03-08 Bell Communications Research, Inc. Wideband digital equalizers for subscriber loops
JP2797153B2 (ja) * 1991-05-10 1998-09-17 松下電器産業株式会社 データ受信装置
JPH04352523A (ja) * 1991-05-30 1992-12-07 Oki Electric Ind Co Ltd データ伝送復調器
US5295157A (en) * 1991-06-04 1994-03-15 Sony Corporation Equalization method utilizing a delay circuit
US5263026A (en) * 1991-06-27 1993-11-16 Hughes Aircraft Company Maximum likelihood sequence estimation based equalization within a mobile digital cellular receiver
US5243624A (en) * 1991-07-26 1993-09-07 General Instrument Corporation Method and apparatus for updating coefficients in a complex adaptive equalizer
US5257265A (en) * 1991-08-07 1993-10-26 Pacific Communications Method and apparatus for reducing multipath distortion
FR2680618B1 (fr) * 1991-08-19 1993-11-19 Sgs Thomson Microelectronics Sa Procede et circuit d'adaptation de coefficient dans un egaliseur de modem.
JP2833609B2 (ja) * 1991-09-12 1998-12-09 日本電気株式会社 判定帰還形自動等化器
US5268930A (en) * 1991-12-19 1993-12-07 Novatel Communications Ltd. Decision feedback equalizer
JP2542470B2 (ja) * 1992-01-31 1996-10-09 富士通株式会社 デ―タモ―ド収束装置及び方法
DE69331945D1 (de) * 1992-09-18 2002-06-27 Oki Electric Ind Co Ltd Adaptiver entzerrungsempfänger und maximalwahrscheinlichkeits-sequenz-bewertungsempfänger
US5448590A (en) * 1993-03-23 1995-09-05 At&T Corp. Equalization technique for compensating for degradation to the transmission of digitally modulated signals
US5513215A (en) * 1993-09-20 1996-04-30 Glenayre Electronics, Inc. High speed simulcast data system using adaptive compensation
US5539774A (en) * 1994-06-15 1996-07-23 International Business Machines Corporation Dual decision equalization method and device
JP3396318B2 (ja) * 1994-12-20 2003-04-14 富士通株式会社 自動等化器
FI98578C (fi) * 1995-04-24 1997-07-10 Nokia Technology Gmbh Menetelmä ja piirijärjestely tiedonsiirtosignaalin viivästyneiden komponenttien kompensoimiseksi
US5844941A (en) * 1995-07-20 1998-12-01 Micro Linear Corporation Parallel adaptive equalizer circuit
US5732112A (en) * 1995-12-28 1998-03-24 Globespan Technologies, Inc. Channel training of multi-channel receiver system
US5946351A (en) * 1996-12-27 1999-08-31 At&T Corporation Tap selectable decision feedback equalizer
US5930296A (en) * 1997-04-08 1999-07-27 Glenayre Electronics, Inc. Low-complexity bidirectional equalizer
US6002639A (en) * 1997-05-14 1999-12-14 Gas Research Institute Sensor configuration for nulling reverberations to image behind reflective layers
US6021093A (en) * 1997-05-14 2000-02-01 Gas Research Institute Transducer configuration having a multiple viewing position feature
US5995447A (en) * 1997-05-14 1999-11-30 Gas Research Institute System and method for processing acoustic signals to image behind reflective layers
US6125079A (en) * 1997-05-14 2000-09-26 Gas Research Institute System and method for providing dual distance transducers to image behind an acoustically reflective layer
DE19743171A1 (de) * 1997-09-30 1999-04-01 Daimler Benz Ag Verfahren zur Entzerrung eines Empfangssignals
US6567467B1 (en) * 1999-09-21 2003-05-20 Intel Corporation Receiver having a comparator based decision feedback equalizer
WO2001069872A2 (en) * 2000-03-10 2001-09-20 Broadcom Corporation Architecture for high-speed decision feedback sequence estimation
US6934328B1 (en) 2000-08-15 2005-08-23 Virata Corporation Relaxed, more optimum training for modems and the like
US7424053B2 (en) 2001-08-02 2008-09-09 Agere Systems Inc. Channel equalization in data receivers
EP2375662B1 (de) 2005-01-20 2018-09-26 Rambus Inc. Hochgeschwindigkeitssignalsysteme mit anpassbarer präemphase und entzerrung
US8199804B1 (en) 2005-11-04 2012-06-12 Marvell International Ltd. Efficient tapped delay line equalizer methods and apparatus
JP2009027418A (ja) * 2007-07-19 2009-02-05 Nagano Japan Radio Co 等化装置
AU2008360010B2 (en) * 2008-07-30 2014-02-13 Micro Motion, Inc. Optimizing processor operation in a processing system including one or more digital filters

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021738A (en) * 1976-03-01 1977-05-03 Bell Telephone Laboratories, Incorporated Adaptive equalizer with fast convergence properties
US4213095A (en) * 1978-08-04 1980-07-15 Bell Telephone Laboratories, Incorporated Feedforward nonlinear equalization of modulated data signals
US4821289A (en) * 1987-12-21 1989-04-11 Cyclotomics, Inc. Multiple parallel channel equalization architecture
GB2219469A (en) * 1988-06-02 1989-12-06 Philips Electronic Associated A decision feedback equaliser and a method of operating a decision feedback equaliser
DE68909421T2 (de) * 1988-01-08 1994-04-07 Philips Nv Verfahren und Vorrichtung zur Signalentzerrung mit einem Rückkoppelentzerrer.

Also Published As

Publication number Publication date
EP0428129A3 (en) 1992-04-01
DE69024755T2 (de) 1996-06-05
EP0428129B1 (de) 1996-01-10
JPH03154435A (ja) 1991-07-02
US5097482A (en) 1992-03-17
EP0428129A2 (de) 1991-05-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee