EP1206872A4 - Circuit d'attaque de ligne a puissance reduite - Google Patents

Circuit d'attaque de ligne a puissance reduite

Info

Publication number
EP1206872A4
EP1206872A4 EP00952189A EP00952189A EP1206872A4 EP 1206872 A4 EP1206872 A4 EP 1206872A4 EP 00952189 A EP00952189 A EP 00952189A EP 00952189 A EP00952189 A EP 00952189A EP 1206872 A4 EP1206872 A4 EP 1206872A4
Authority
EP
European Patent Office
Prior art keywords
power line
line driver
reduced power
reduced
driver
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Withdrawn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
EP00952189A
Other languages
German (de)
English (en)
Other versions
EP1206872A1 (fr
Inventor
Robert Bisson
Francois Tremblay
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.)
Catena Networks Inc
Original Assignee
Catena Networks 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 Catena Networks Inc filed Critical Catena Networks Inc
Publication of EP1206872A1 publication Critical patent/EP1206872A1/fr
Publication of EP1206872A4 publication Critical patent/EP1206872A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/003—Arrangements for compensation of the DC flux in line transformers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Dc Digital Transmission (AREA)
EP00952189A 1999-07-26 2000-07-25 Circuit d'attaque de ligne a puissance reduite Withdrawn EP1206872A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CA002278909A CA2278909A1 (fr) 1999-07-26 1999-07-26 Amplificateur de ligne de transport reduit
CA2278909 1999-07-26
PCT/US2000/020265 WO2001008388A1 (fr) 1999-07-26 2000-07-25 Circuit d'attaque de ligne a puissance reduite

Publications (2)

Publication Number Publication Date
EP1206872A1 EP1206872A1 (fr) 2002-05-22
EP1206872A4 true EP1206872A4 (fr) 2004-03-03

Family

ID=4163837

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00952189A Withdrawn EP1206872A4 (fr) 1999-07-26 2000-07-25 Circuit d'attaque de ligne a puissance reduite

Country Status (5)

Country Link
EP (1) EP1206872A4 (fr)
JP (1) JP2003505982A (fr)
AU (1) AU6493400A (fr)
CA (1) CA2278909A1 (fr)
WO (1) WO2001008388A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100454956C (zh) * 2003-12-19 2009-01-21 上海贝尔阿尔卡特股份有限公司 一种用于降低铃流源功率消耗的电路

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515433A (en) * 1994-08-30 1996-05-07 Reltec Corporation Resistance forward telephone line feed circuit
WO1998058458A1 (fr) * 1997-06-17 1998-12-23 Paradyne Corporation Procede et appareil pour la commande de l'impedance d'entree d'un circuit d'entrees analogiques d'un equipement de transmission de donnees

Family Cites Families (1)

* 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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5515433A (en) * 1994-08-30 1996-05-07 Reltec Corporation Resistance forward telephone line feed circuit
WO1998058458A1 (fr) * 1997-06-17 1998-12-23 Paradyne Corporation Procede et appareil pour la commande de l'impedance d'entree d'un circuit d'entrees analogiques d'un equipement de transmission de donnees

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0108388A1 *

Also Published As

Publication number Publication date
CA2278909A1 (fr) 2001-01-26
JP2003505982A (ja) 2003-02-12
AU6493400A (en) 2001-02-13
WO2001008388A1 (fr) 2001-02-01
EP1206872A1 (fr) 2002-05-22

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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

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20020117

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

A4 Supplementary search report drawn up and despatched

Effective date: 20040122

RIC1 Information provided on ipc code assigned before grant

Ipc: 7H 04M 1/76 A

Ipc: 7H 03H 11/28 B

Ipc: 7H 04M 1/00 B

Ipc: 7H 04M 11/06 B

Ipc: 7H 04M 19/00 B

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20030801