JP2542470B2 - デ―タモ―ド収束装置及び方法 - Google Patents

デ―タモ―ド収束装置及び方法

Info

Publication number
JP2542470B2
JP2542470B2 JP4016185A JP1618592A JP2542470B2 JP 2542470 B2 JP2542470 B2 JP 2542470B2 JP 4016185 A JP4016185 A JP 4016185A JP 1618592 A JP1618592 A JP 1618592A JP 2542470 B2 JP2542470 B2 JP 2542470B2
Authority
JP
Japan
Prior art keywords
output
unit
signal
data
determination
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
JP4016185A
Other languages
English (en)
Japanese (ja)
Other versions
JPH05211421A (ja
Inventor
尚 加來
恭子 平尾
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP4016185A priority Critical patent/JP2542470B2/ja
Priority to EP93300687A priority patent/EP0554120B1/en
Publication of JPH05211421A publication Critical patent/JPH05211421A/ja
Priority to US08/441,014 priority patent/US5598433A/en
Application granted granted Critical
Publication of JP2542470B2 publication Critical patent/JP2542470B2/ja
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
    • H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
    • 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
    • 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
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03471—Tapped delay lines

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)
JP4016185A 1992-01-31 1992-01-31 デ―タモ―ド収束装置及び方法 Expired - Fee Related JP2542470B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP4016185A JP2542470B2 (ja) 1992-01-31 1992-01-31 デ―タモ―ド収束装置及び方法
EP93300687A EP0554120B1 (en) 1992-01-31 1993-01-29 Adaptive transversal equalizer
US08/441,014 US5598433A (en) 1992-01-31 1995-05-15 Automatic equalizer and data mode convergence method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4016185A JP2542470B2 (ja) 1992-01-31 1992-01-31 デ―タモ―ド収束装置及び方法

Publications (2)

Publication Number Publication Date
JPH05211421A JPH05211421A (ja) 1993-08-20
JP2542470B2 true JP2542470B2 (ja) 1996-10-09

Family

ID=11909459

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4016185A Expired - Fee Related JP2542470B2 (ja) 1992-01-31 1992-01-31 デ―タモ―ド収束装置及び方法

Country Status (3)

Country Link
US (1) US5598433A (enExample)
EP (1) EP0554120B1 (enExample)
JP (1) JP2542470B2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3396318B2 (ja) * 1994-12-20 2003-04-14 富士通株式会社 自動等化器
US5712873A (en) * 1996-06-04 1998-01-27 Thomson Consumer Electronics, Inc. Multi-mode equalizer in a digital video signal processing system
US6192071B1 (en) 1997-12-19 2001-02-20 3Com Corporation Detecting overequalization for adapting equalization and offset for data transmissions
US6661848B1 (en) 1998-09-25 2003-12-09 Intel Corporation Integrated audio and modem device
US6711205B1 (en) 1998-09-25 2004-03-23 Intel Corporation Tone detector for use in a modem
US6374312B1 (en) * 1998-09-25 2002-04-16 Intel Corporation System for dedicating a host processor to running one of a plurality of modem programs and dedicating a DSP to running another one of the modem programs
US6490628B2 (en) * 1998-09-25 2002-12-03 Intel Corporation Modem using a digital signal processor and a signal based command set
US6711206B1 (en) 1998-09-25 2004-03-23 Intel Corporation Modem using a digital signal processor and separate transmit and receive sequencers
US6625208B2 (en) * 1998-09-25 2003-09-23 Intel Corporation Modem using batch processing of signal samples
US6502138B2 (en) * 1998-09-25 2002-12-31 Intel Corporation Modem with code execution adapted to symbol rate
US6480151B2 (en) 2000-12-29 2002-11-12 Lockheed Martin Corporation GPS receiver interference nuller with no satellite signal distortion
US8416845B1 (en) * 2006-07-11 2013-04-09 Altera Corporation Decision feedback equalization for variable input amplitude

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57111135A (en) * 1980-12-27 1982-07-10 Fujitsu Ltd Signal leading-in system of equalizing system
JPS57162821A (en) * 1981-03-31 1982-10-06 Fujitsu Ltd Data mode converging system
JPS58156207A (ja) * 1982-03-11 1983-09-17 Ricoh Co Ltd 自動利得制御回路
JPS592447A (ja) * 1982-06-28 1984-01-09 Fujitsu Ltd 自動等化器を有するデ−タ伝送システム
JPS60210032A (ja) * 1984-04-03 1985-10-22 Nec Corp 自動等化装置
US4615038A (en) * 1984-06-06 1986-09-30 At&T Information Systems Inc. Equalization of modulated data signals utilizing tentative and final decisions and replication of non-linear channel distortion
JPH0611120B2 (ja) * 1984-06-22 1994-02-09 富士通株式会社 自動等化器の等化モード制御方法
JPS6292524A (ja) * 1985-10-18 1987-04-28 Hitachi Ltd フアクシミリ用モデム
US4870370A (en) * 1988-02-19 1989-09-26 Silicon Systems, Inc. Method and apparatus for two stage automatic gain control
JPH0624399B2 (ja) * 1988-03-22 1994-03-30 富士通株式会社 受信信号処理方式
JPH03154435A (ja) * 1989-11-13 1991-07-02 Toshiba Corp 判定帰還形等化方式

Also Published As

Publication number Publication date
EP0554120A2 (en) 1993-08-04
EP0554120A3 (enExample) 1994-01-19
JPH05211421A (ja) 1993-08-20
US5598433A (en) 1997-01-28
EP0554120B1 (en) 2000-09-20

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