CA2266618A1 - Systeme, dispositif et methode pour traiter les signaux de bande passante de base pour combattre les isi et les non-linearites dans un systeme de communication - Google Patents

Systeme, dispositif et methode pour traiter les signaux de bande passante de base pour combattre les isi et les non-linearites dans un systeme de communication

Info

Publication number
CA2266618A1
CA2266618A1 CA002266618A CA2266618A CA2266618A1 CA 2266618 A1 CA2266618 A1 CA 2266618A1 CA 002266618 A CA002266618 A CA 002266618A CA 2266618 A CA2266618 A CA 2266618A CA 2266618 A1 CA2266618 A1 CA 2266618A1
Authority
CA
Canada
Prior art keywords
alphabet
linearities
baseband signals
actually transmitted
symbol
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.)
Granted
Application number
CA002266618A
Other languages
English (en)
Other versions
CA2266618C (fr
Inventor
M. Vedat Eyuboglu
Pierre A. Humblet
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
Motorola, Inc.
M. Vedat Eyuboglu
Pierre A. Humblet
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 Motorola, Inc., M. Vedat Eyuboglu, Pierre A. Humblet filed Critical Motorola, Inc.
Publication of CA2266618A1 publication Critical patent/CA2266618A1/fr
Application granted granted Critical
Publication of CA2266618C publication Critical patent/CA2266618C/fr
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
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
    • H04L25/4927—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes using levels matched to the quantisation levels of the channel
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
CA002266618A 1996-09-24 1997-09-23 Systeme, dispositif et methode pour traiter les signaux de bande passante de base pour combattre les isi et les non-linearites dans un systeme de communication Expired - Fee Related CA2266618C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US2668696P 1996-09-24 1996-09-24
US60/026,686 1996-09-24
US72098896A 1996-10-15 1996-10-15
US08/720,988 1996-10-15
PCT/US1997/016909 WO1998013979A1 (fr) 1996-09-24 1997-09-23 Systeme, dispositif et methode pour traiter les signaux de bande passante de base pour combattre les isi et les non-linearites dans un systeme de communication

Publications (2)

Publication Number Publication Date
CA2266618A1 true CA2266618A1 (fr) 1998-04-02
CA2266618C CA2266618C (fr) 2004-07-06

Family

ID=26701544

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002266618A Expired - Fee Related CA2266618C (fr) 1996-09-24 1997-09-23 Systeme, dispositif et methode pour traiter les signaux de bande passante de base pour combattre les isi et les non-linearites dans un systeme de communication

Country Status (5)

Country Link
AU (1) AU4736697A (fr)
CA (1) CA2266618C (fr)
DE (1) DE19782004T1 (fr)
GB (1) GB2332605B (fr)
WO (1) WO1998013979A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE265120T1 (de) 1994-12-09 2004-05-15 Brent Townshend Schnelles vermittlungssystem für analoge teilnehmeranschlüsse
US6233275B1 (en) 1994-12-09 2001-05-15 Brent Townshend High speed communications system for analog subscriber connections
US6480549B1 (en) * 1997-04-08 2002-11-12 Vocal Technologies, Ltd. Method for determining attenuation in a digital PCM channel
US5831561A (en) * 1997-04-29 1998-11-03 Lucent Technologies Inc. System and method for dynamically optimizing a symbol table and modem employing the same
EP1001579A1 (fr) * 1998-11-10 2000-05-17 Siemens Aktiengesellschaft Procédé et dispositif pour déterminer les propriétés d'un canal de transmission
US6504865B1 (en) * 1999-02-24 2003-01-07 Altocom, Inc. Digital connection detection technique

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5040191A (en) * 1987-02-24 1991-08-13 Codex Corporation Partial response channel signaling systems
US5394437A (en) * 1992-10-20 1995-02-28 At&T Corp. High-speed modem synchronized to a remote CODEC
US5528625A (en) * 1994-01-03 1996-06-18 At&T Corp. High speed quantization-level-sampling modem with equalization arrangement
EP0678999B1 (fr) * 1994-04-08 2001-09-26 Nec Corporation Réglage adaptatif de seuils de décision
ATE265120T1 (de) * 1994-12-09 2004-05-15 Brent Townshend Schnelles vermittlungssystem für analoge teilnehmeranschlüsse
US5659579A (en) * 1995-02-01 1997-08-19 Lucent Technologies Inc. Multilevel coding for fractional bits

Also Published As

Publication number Publication date
GB9905774D0 (en) 1999-05-05
WO1998013979A1 (fr) 1998-04-02
GB2332605B (en) 2001-05-16
GB2332605A (en) 1999-06-23
DE19782004T1 (de) 1999-09-09
AU4736697A (en) 1998-04-17
CA2266618C (fr) 2004-07-06

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