DE68910997D1 - Gleichstromspeisung für einen S-Bus in einem ISDN. - Google Patents

Gleichstromspeisung für einen S-Bus in einem ISDN.

Info

Publication number
DE68910997D1
DE68910997D1 DE89200405T DE68910997T DE68910997D1 DE 68910997 D1 DE68910997 D1 DE 68910997D1 DE 89200405 T DE89200405 T DE 89200405T DE 68910997 T DE68910997 T DE 68910997T DE 68910997 D1 DE68910997 D1 DE 68910997D1
Authority
DE
Germany
Prior art keywords
isdn
bus
power supply
supply
power
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.)
Expired - Fee Related
Application number
DE89200405T
Other languages
English (en)
Other versions
DE68910997T2 (de
Inventor
Weerd Jan De
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.)
AT&T Network Systems International BV
Original Assignee
AT&T Network Systems International BV
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 AT&T Network Systems International BV filed Critical AT&T Network Systems International BV
Application granted granted Critical
Publication of DE68910997D1 publication Critical patent/DE68910997D1/de
Publication of DE68910997T2 publication Critical patent/DE68910997T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0435—Details
    • H04Q11/0471—Terminal access circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/082—Phantom circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13082—Power supply via phantom line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13166—Fault prevention
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13167—Redundant apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13209—ISDN
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13299—Bus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13305—Transistors, semiconductors in general
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1332—Logic circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/166—Prevention of faults
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/299—Bus

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Stand-By Power Supply Arrangements (AREA)
  • Devices For Supply Of Signal Current (AREA)
DE1989610997 1988-02-25 1989-02-20 Gleichstromspeisung für einen S-Bus in einem ISDN. Expired - Fee Related DE68910997T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8800481A NL8800481A (nl) 1988-02-25 1988-02-25 Dc-voeding voor een s-bus in isdn.

Publications (2)

Publication Number Publication Date
DE68910997D1 true DE68910997D1 (de) 1994-01-13
DE68910997T2 DE68910997T2 (de) 1994-06-01

Family

ID=19851852

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989610997 Expired - Fee Related DE68910997T2 (de) 1988-02-25 1989-02-20 Gleichstromspeisung für einen S-Bus in einem ISDN.

Country Status (5)

Country Link
US (1) US4935928A (de)
EP (1) EP0330274B1 (de)
JP (1) JP2545131B2 (de)
DE (1) DE68910997T2 (de)
NL (1) NL8800481A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001047236A2 (en) * 1999-12-22 2001-06-28 Adc Telecommunications Israel Ltd. Remote line feeding

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH537679A (de) * 1971-10-29 1973-05-31 Sodeco Compteurs De Geneve Einrichtung zum Speisen von Zusatzgeräten bei Telephonsprechstellen
DE3333791A1 (de) * 1983-09-19 1985-04-11 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer eine bedarfsweise netz- oder ferngespeiste fernsprechstation
US4638175A (en) * 1984-07-03 1987-01-20 United Technologies Corporation Electric power distribution and load transfer system
US4805172A (en) * 1987-04-10 1989-02-14 Redeom Laboratories, Inc. Time division multiplex (TDM) switching system especially for pulse code modulated (PCM) telephony signals
US4812672A (en) * 1987-10-01 1989-03-14 Northern Telecom Limited Selective connection of power supplies

Also Published As

Publication number Publication date
JP2545131B2 (ja) 1996-10-16
NL8800481A (nl) 1989-09-18
DE68910997T2 (de) 1994-06-01
EP0330274A1 (de) 1989-08-30
EP0330274B1 (de) 1993-12-01
US4935928A (en) 1990-06-19
JPH01252131A (ja) 1989-10-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN

8339 Ceased/non-payment of the annual fee