NO843585L - Koblingsanordning for en telefonstasjon med nett- eller fjernmatning etter behov - Google Patents

Koblingsanordning for en telefonstasjon med nett- eller fjernmatning etter behov

Info

Publication number
NO843585L
NO843585L NO843585A NO843585A NO843585L NO 843585 L NO843585 L NO 843585L NO 843585 A NO843585 A NO 843585A NO 843585 A NO843585 A NO 843585A NO 843585 L NO843585 L NO 843585L
Authority
NO
Norway
Prior art keywords
voltage
mains
remote
telephone station
net
Prior art date
Application number
NO843585A
Other languages
English (en)
Other versions
NO160639C (no
NO160639B (no
Inventor
Hans-Joachim Pierrel
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO843585L publication Critical patent/NO843585L/no
Publication of NO160639B publication Critical patent/NO160639B/no
Publication of NO160639C publication Critical patent/NO160639C/no

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephone Function (AREA)
  • Telephone Set Structure (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Circuits Of Receivers In General (AREA)
  • Selective Calling Equipment (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
NO843585A 1983-09-19 1984-09-10 Koblingsanordning for en telefonstasjon med nett- eller fjernmatning etter behov. NO160639C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833333791 DE3333791A1 (de) 1983-09-19 1983-09-19 Schaltungsanordnung fuer eine bedarfsweise netz- oder ferngespeiste fernsprechstation

Publications (3)

Publication Number Publication Date
NO843585L true NO843585L (no) 1985-03-20
NO160639B NO160639B (no) 1989-01-30
NO160639C NO160639C (no) 1989-05-10

Family

ID=6209479

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843585A NO160639C (no) 1983-09-19 1984-09-10 Koblingsanordning for en telefonstasjon med nett- eller fjernmatning etter behov.

Country Status (8)

Country Link
US (1) US4560841A (no)
EP (1) EP0141971B1 (no)
JP (1) JPS6087560A (no)
AT (1) ATE58812T1 (no)
AU (1) AU546855B2 (no)
DE (2) DE3333791A1 (no)
IE (1) IE842369L (no)
NO (1) NO160639C (no)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4636588A (en) * 1984-02-29 1987-01-13 Kabushiki Kaisha Toshiba Electric source circuit for telephone sets
CA1267241A (en) * 1985-01-23 1990-03-27 Hideki Endo Polycarbonate resin composition
US4742538A (en) * 1985-07-05 1988-05-03 Melita Electronic Labs, Inc. Current source and off-hook detector
US4942604A (en) * 1986-09-29 1990-07-17 Digital Telecommunications Systems, Inc. Line power control circuit for pay station telephone
NL8800481A (nl) * 1988-02-25 1989-09-18 At & T & Philips Telecomm Dc-voeding voor een s-bus in isdn.
JPH0213168A (ja) * 1988-06-30 1990-01-17 Nippon Telegr & Teleph Corp <Ntt> 無停電形電源供給方式
JP2881781B2 (ja) * 1988-11-08 1999-04-12 ローム 株式会社 Ｉｃ化されたダイヤラ回路
FR2641138B1 (no) * 1988-12-26 1992-04-24 Cit Alcatel
US5182769A (en) * 1989-10-19 1993-01-26 Kabushiki Kaisha Toshiba Telephone set having a volatile memory
US4984267A (en) * 1990-01-29 1991-01-08 Nynex Corporation Backup power supply at subscriber terminal
SE521034C2 (sv) * 1996-06-12 2003-09-23 Telia Ab Anordning för att återställa teletrafiken i ett telenät vid ett avbrott i eldistributionen
US5912963A (en) * 1997-03-03 1999-06-15 At&T Corp. Method and apparatus for providing an alternate telecommunications network
FR2774839B1 (fr) * 1998-02-11 2000-06-23 Sagem Telecopieur comportant des moyens de prise de ligne a alimentation secourue
US6556562B1 (en) 1999-09-29 2003-04-29 At&T Corp. System to provide lifeline IP telephony service on cable access networks

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH596723A5 (en) * 1976-01-21 1978-03-15 Siemens Ag Albis Standby power supply for telephone system
US4197425A (en) * 1977-08-10 1980-04-08 The Post Office Power supply circuit for a subscriber's telephone set
DE3201625C2 (de) * 1982-01-20 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Spannungsversorgung von Fernsprechgeräten bei Netzausfall

Also Published As

Publication number Publication date
US4560841A (en) 1985-12-24
AU546855B2 (en) 1985-09-26
AU3322384A (en) 1985-04-26
NO160639C (no) 1989-05-10
DE3333791A1 (de) 1985-04-11
EP0141971A2 (de) 1985-05-22
EP0141971A3 (en) 1987-12-02
JPS6087560A (ja) 1985-05-17
EP0141971B1 (de) 1990-11-28
ATE58812T1 (de) 1990-12-15
IE842369L (en) 1985-03-19
DE3483679D1 (de) 1991-01-10
NO160639B (no) 1989-01-30

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