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EP1413121A4 - Improved crosstalk identification for spectrum management in broadband telecommunications systems - Google Patents

Improved crosstalk identification for spectrum management in broadband telecommunications systems

Info

Publication number
EP1413121A4
EP1413121A4 EP02756814A EP02756814A EP1413121A4 EP 1413121 A4 EP1413121 A4 EP 1413121A4 EP 02756814 A EP02756814 A EP 02756814A EP 02756814 A EP02756814 A EP 02756814A EP 1413121 A4 EP1413121 A4 EP 1413121A4
Authority
EP
European Patent Office
Prior art keywords
telecommunications systems
spectrum management
broadband telecommunications
improved crosstalk
crosstalk identification
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.)
Withdrawn
Application number
EP02756814A
Other languages
German (de)
French (fr)
Other versions
EP1413121A1 (en
Inventor
Robert Hausman
Stefano Galli
Kenneth Kerpez
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.)
Iconectiv LLC
Original Assignee
Telcordia Technologies 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 Telcordia Technologies Inc filed Critical Telcordia Technologies Inc
Publication of EP1413121A1 publication Critical patent/EP1413121A1/en
Publication of EP1413121A4 publication Critical patent/EP1413121A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/085—Fault locating arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H04B3/23—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other using a replica of transmitted signal in the time domain, e.g. echo cancellers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/32—Reducing cross-talk, e.g. by compensating
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H04B3/487—Testing crosstalk effects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephonic Communication Services (AREA)
EP02756814A 2001-07-31 2002-07-31 Improved crosstalk identification for spectrum management in broadband telecommunications systems Withdrawn EP1413121A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US30907501P 2001-07-31 2001-07-31
US309075P 2001-07-31
PCT/US2002/024187 WO2003013109A1 (en) 2001-07-31 2002-07-31 Improved crosstalk identification for spectrum management in broadband telecommunications systems

Publications (2)

Publication Number Publication Date
EP1413121A1 EP1413121A1 (en) 2004-04-28
EP1413121A4 true EP1413121A4 (en) 2006-01-11

Family

ID=23196567

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02756814A Withdrawn EP1413121A4 (en) 2001-07-31 2002-07-31 Improved crosstalk identification for spectrum management in broadband telecommunications systems

Country Status (4)

Country Link
EP (1) EP1413121A4 (en)
JP (1) JP4498737B2 (en)
CA (1) CA2454239A1 (en)
WO (1) WO2003013109A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7106833B2 (en) * 2002-11-19 2006-09-12 Telcordia Technologies, Inc. Automated system and method for management of digital subscriber lines
US20050026572A1 (en) * 2003-07-28 2005-02-03 Texas Instruments Incorporated Noise determiner, a DSL modem including a noise determiner and a method of determining noise in a communications system
US8031761B2 (en) 2003-12-07 2011-10-04 Adaptive Spectrum And Signal Alignment, Inc. Adaptive margin and band control
US7302379B2 (en) 2003-12-07 2007-11-27 Adaptive Spectrum And Signal Alignment, Inc. DSL system estimation and parameter recommendation
US7593458B2 (en) * 2004-05-18 2009-09-22 Adaptive Spectrum And Signal Alignment, Inc. FEXT determination system
EP1670202B1 (en) * 2004-12-08 2008-07-30 Alcatel Lucent Method and appartus for spectrum management for communication channels with crosstalk
US7460588B2 (en) * 2005-03-03 2008-12-02 Adaptive Spectrum And Signal Alignment, Inc. Digital subscriber line (DSL) state and line profile control
US8073135B2 (en) * 2005-05-10 2011-12-06 Adaptive Spectrum And Signal Alignment, Inc. Binder identification
CN104618085A (en) 2005-07-10 2015-05-13 适应性频谱和信号校正股份有限公司 Adaptive margin and band control method and device
WO2007044326A2 (en) 2005-10-04 2007-04-19 Adaptive Spectrum And Signal Alignment, Inc. Dsl system
CN102075375B (en) * 2009-11-23 2013-12-04 中兴通讯股份有限公司 Method and system for estimating maximum bandwidth of subscriber line circuit in digital subscriber loop

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243299A (en) * 1992-01-22 1993-09-07 Glenayre Electronics, Inc. Variable speed asynchronous modem
WO1998006186A1 (en) * 1996-08-02 1998-02-12 Northern Telecom Limited Reducing crosstalk between communications systems
US5987055A (en) * 1994-03-18 1999-11-16 U.S. Philips Corporation Spread-spectrum based cellular mobile radio system, and a control arrangement, a radio based station, and a mobile radio station
WO2000062415A1 (en) * 1999-04-14 2000-10-19 Sapphire Communications, Inc. Means and method for increasing performance of interference-suppression based receivers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5887032A (en) * 1996-09-03 1999-03-23 Amati Communications Corp. Method and apparatus for crosstalk cancellation
US6160790A (en) * 1996-12-31 2000-12-12 Paradyne Corporation Crosstalk canceller system and method
DE60229720D1 (en) * 2001-01-17 2008-12-18 Telcordia Tech Inc TRANSLATION IDENTIFICATION FOR THE MANAGEMENT OF THE SPECTRUM IN BROADBAND TELECOMMUNICATIONS SYSTEMS

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5243299A (en) * 1992-01-22 1993-09-07 Glenayre Electronics, Inc. Variable speed asynchronous modem
US5987055A (en) * 1994-03-18 1999-11-16 U.S. Philips Corporation Spread-spectrum based cellular mobile radio system, and a control arrangement, a radio based station, and a mobile radio station
WO1998006186A1 (en) * 1996-08-02 1998-02-12 Northern Telecom Limited Reducing crosstalk between communications systems
WO2000062415A1 (en) * 1999-04-14 2000-10-19 Sapphire Communications, Inc. Means and method for increasing performance of interference-suppression based receivers

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03013109A1 *

Also Published As

Publication number Publication date
JP4498737B2 (en) 2010-07-07
EP1413121A1 (en) 2004-04-28
JP2004537926A (en) 2004-12-16
WO2003013109A1 (en) 2003-02-13
CA2454239A1 (en) 2003-02-13

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20040220

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR

A4 Supplementary search report drawn up and despatched

Effective date: 20051129

RIC1 Information provided on ipc code assigned before grant

Ipc: H04L 1/24 19800101ALI20051123BHEP

Ipc: H04M 1/24 19680901ALI20051123BHEP

Ipc: H04J 1/12 19680901ALI20051123BHEP

Ipc: H04M 1/00 19680901AFI20030219BHEP

Ipc: H04M 9/00 19680901ALI20051123BHEP

Ipc: H04B 15/00 19680901ALI20051123BHEP

Ipc: H04J 3/10 19680901ALI20051123BHEP

Ipc: H04M 11/00 19680901ALI20051123BHEP

Ipc: H04M 3/22 19680901ALI20051123BHEP

Ipc: H04M 3/08 19680901ALI20051123BHEP

Ipc: H04J 15/00 19740701ALI20051123BHEP

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20061031