GB9905774D0 - System and device for and method of processing baseband signals to combat ISI and non-linearities in a communication system - Google Patents

System and device for and method of processing baseband signals to combat ISI and non-linearities in a communication system

Info

Publication number
GB9905774D0
GB9905774D0 GBGB9905774.7A GB9905774A GB9905774D0 GB 9905774 D0 GB9905774 D0 GB 9905774D0 GB 9905774 A GB9905774 A GB 9905774A GB 9905774 D0 GB9905774 D0 GB 9905774D0
Authority
GB
United Kingdom
Prior art keywords
linearities
baseband signals
communication system
processing baseband
combat isi
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
GBGB9905774.7A
Other versions
GB2332605A (en
GB2332605B (en
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
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 filed Critical Motorola Inc
Publication of GB9905774D0 publication Critical patent/GB9905774D0/en
Publication of GB2332605A publication Critical patent/GB2332605A/en
Application granted granted Critical
Publication of GB2332605B publication Critical patent/GB2332605B/en
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)
GB9905774A 1996-09-24 1997-09-23 System for processing baseband signals to combat ISI and non-linearities in a communication system Expired - Fee Related GB2332605B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2668696P 1996-09-24 1996-09-24
US72098896A 1996-10-15 1996-10-15
PCT/US1997/016909 WO1998013979A1 (en) 1996-09-24 1997-09-23 System and device for, and method of, processing baseband signals to combat isi and non-linearities in a communication system

Publications (3)

Publication Number Publication Date
GB9905774D0 true GB9905774D0 (en) 1999-05-05
GB2332605A GB2332605A (en) 1999-06-23
GB2332605B GB2332605B (en) 2001-05-16

Family

ID=26701544

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9905774A Expired - Fee Related GB2332605B (en) 1996-09-24 1997-09-23 System for processing baseband signals to combat ISI and non-linearities in a communication system

Country Status (5)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0745302B1 (en) 1994-12-09 2004-04-21 Brent Townshend High speed communications system for analog subscriber connections
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 (en) * 1998-11-10 2000-05-17 Siemens Aktiengesellschaft Method and apparatus for determining properties of a signal transmission channel
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 (en) * 1994-04-08 2001-09-26 Nec Corporation Adaptive setting of decision thresholds
EP0745302B1 (en) * 1994-12-09 2004-04-21 Brent Townshend High speed communications system for analog subscriber connections
US5659579A (en) * 1995-02-01 1997-08-19 Lucent Technologies Inc. Multilevel coding for fractional bits

Also Published As

Publication number Publication date
CA2266618C (en) 2004-07-06
WO1998013979A1 (en) 1998-04-02
AU4736697A (en) 1998-04-17
CA2266618A1 (en) 1998-04-02
GB2332605A (en) 1999-06-23
GB2332605B (en) 2001-05-16
DE19782004T1 (en) 1999-09-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060923