EP1446902A4 - METHOD AND DEVICE FOR TRANSIENT SUPPRESSION IN AN INTEGRATED POTS / DSL CABLE - Google Patents

METHOD AND DEVICE FOR TRANSIENT SUPPRESSION IN AN INTEGRATED POTS / DSL CABLE

Info

Publication number
EP1446902A4
EP1446902A4 EP02778639A EP02778639A EP1446902A4 EP 1446902 A4 EP1446902 A4 EP 1446902A4 EP 02778639 A EP02778639 A EP 02778639A EP 02778639 A EP02778639 A EP 02778639A EP 1446902 A4 EP1446902 A4 EP 1446902A4
Authority
EP
European Patent Office
Prior art keywords
transient suppression
dsl cable
integrated pots
pots
integrated
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Withdrawn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
EP02778639A
Other languages
German (de)
French (fr)
Other versions
EP1446902A1 (en
Inventor
Michael Dziawa
Scott Mcclennon
Francois Tremblay
S Donald Mcginn
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.)
Ciena Corp
Original Assignee
Ciena 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
Priority claimed from CA002360108A external-priority patent/CA2360108A1/en
Application filed by Ciena Corp filed Critical Ciena Corp
Publication of EP1446902A1 publication Critical patent/EP1446902A1/en
Publication of EP1446902A4 publication Critical patent/EP1446902A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
EP02778639A 2001-10-24 2002-10-24 METHOD AND DEVICE FOR TRANSIENT SUPPRESSION IN AN INTEGRATED POTS / DSL CABLE Withdrawn EP1446902A4 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CA2360108 2001-10-24
CA002360108A CA2360108A1 (en) 2001-10-24 2001-10-24 Method and apparatus for pots transient suppression for an integrated pots/dsl line card
US10/278,755 US6920217B2 (en) 2001-10-24 2002-10-22 Method and apparatus for transient suppression in an integrated POTS/DSL line card
US278755 2002-10-22
PCT/US2002/034233 WO2003036831A1 (en) 2001-10-24 2002-10-24 Method and apparatus for transient suppression in an integrated pots/dsl line card

Publications (2)

Publication Number Publication Date
EP1446902A1 EP1446902A1 (en) 2004-08-18
EP1446902A4 true EP1446902A4 (en) 2007-10-10

Family

ID=25682766

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02778639A Withdrawn EP1446902A4 (en) 2001-10-24 2002-10-24 METHOD AND DEVICE FOR TRANSIENT SUPPRESSION IN AN INTEGRATED POTS / DSL CABLE

Country Status (3)

Country Link
EP (1) EP1446902A4 (en)
CN (1) CN1575559A (en)
WO (1) WO2003036831A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2427110B (en) * 2005-06-10 2010-06-16 Telephone Equipment Current activated solid state switch
AU2006202387B2 (en) * 2005-06-10 2010-02-25 Telephone Equipment (N.S.W) Pty. Limited Current activated solid state switch
CN101277128B (en) * 2007-03-26 2011-09-14 华为技术有限公司 System, method and equipment for processing impedance match
CN102404470A (en) * 2011-11-01 2012-04-04 华为技术有限公司 Method and device for POTS call processing of traditional telephone service
CN114265334B (en) * 2020-09-16 2024-04-09 深圳鼎信通达股份有限公司 Automatic analog loop impedance matching detection method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5926544A (en) * 1997-06-06 1999-07-20 Advanced Micro Devices, Inc. Direct current feed with line status change adaptation in a communication system
EP1079589A2 (en) * 1999-05-12 2001-02-28 Orckit Communications Ltd. Method and apparatus for filtering asymmetric digital subcriber line (ADSL) signals
WO2001017218A2 (en) * 1999-08-27 2001-03-08 Efficient Networks, Inc. System and method for selective filter isolation
US6295343B1 (en) * 1999-07-13 2001-09-25 Catena Networks, Inc. Method and apparatus for combining voice line card and xDSL line card functions

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6067316A (en) * 1997-11-19 2000-05-23 Globespan, Inc. Circuit for combined xDSL and other services
WO1999034588A1 (en) * 1997-12-24 1999-07-08 Globespan Semiconductor Inc. Apparatus and method for improved dsl communication

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5926544A (en) * 1997-06-06 1999-07-20 Advanced Micro Devices, Inc. Direct current feed with line status change adaptation in a communication system
EP1079589A2 (en) * 1999-05-12 2001-02-28 Orckit Communications Ltd. Method and apparatus for filtering asymmetric digital subcriber line (ADSL) signals
US6295343B1 (en) * 1999-07-13 2001-09-25 Catena Networks, Inc. Method and apparatus for combining voice line card and xDSL line card functions
WO2001017218A2 (en) * 1999-08-27 2001-03-08 Efficient Networks, Inc. System and method for selective filter isolation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO03036831A1 *

Also Published As

Publication number Publication date
WO2003036831A1 (en) 2003-05-01
EP1446902A1 (en) 2004-08-18
CN1575559A (en) 2005-02-02

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Legal Events

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

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RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CIENA CORPORATION

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Effective date: 20070910

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

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Effective date: 20071210