FR2628275A1 - Montage pour terminaux telephoniques - Google Patents

Montage pour terminaux telephoniques Download PDF

Info

Publication number
FR2628275A1
FR2628275A1 FR8901359A FR8901359A FR2628275A1 FR 2628275 A1 FR2628275 A1 FR 2628275A1 FR 8901359 A FR8901359 A FR 8901359A FR 8901359 A FR8901359 A FR 8901359A FR 2628275 A1 FR2628275 A1 FR 2628275A1
Authority
FR
France
Prior art keywords
transistor
supply
thyristor
supply line
telephone terminal
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.)
Pending
Application number
FR8901359A
Other languages
English (en)
French (fr)
Inventor
Benno Carolus
Guenter Koerner
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.)
Deutsche Telephonwerke und Kabelindustrie AG
Original Assignee
Deutsche Telephonwerke und Kabelindustrie 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 Deutsche Telephonwerke und Kabelindustrie AG filed Critical Deutsche Telephonwerke und Kabelindustrie AG
Publication of FR2628275A1 publication Critical patent/FR2628275A1/fr
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
FR8901359A 1988-02-04 1989-02-02 Montage pour terminaux telephoniques Pending FR2628275A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3803710A DE3803710A1 (de) 1988-02-04 1988-02-04 Schaltungsanordnung fuer fernsprechendgeraete

Publications (1)

Publication Number Publication Date
FR2628275A1 true FR2628275A1 (fr) 1989-09-08

Family

ID=6346867

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8901359A Pending FR2628275A1 (fr) 1988-02-04 1989-02-02 Montage pour terminaux telephoniques

Country Status (12)

Country Link
BE (1) BE1001445A3 (it)
DE (1) DE3803710A1 (it)
DK (1) DK44089A (it)
ES (1) ES2010124A6 (it)
FR (1) FR2628275A1 (it)
GB (1) GB2215562B (it)
GR (1) GR890100062A (it)
IE (1) IE890224L (it)
IT (1) IT1228171B (it)
LU (1) LU87426A1 (it)
NL (1) NL8900167A (it)
PT (1) PT89602B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398665B (de) * 1991-08-23 1995-01-25 Kapsch Ag Isdn-abschlusseinrichtung
DE4217857A1 (de) * 1992-05-29 1993-12-02 Sel Alcatel Ag Schaltungsanordnung zur Reduzierung von Stromverbrauch
DE4405037A1 (de) * 1994-02-17 1995-08-24 Sel Alcatel Ag Netz- und Vorfeldabschlußeinrichtung eines Telekommunikationsnetzes
AU692201B2 (en) * 1994-02-17 1998-06-04 Alcatel N.V. Network termination unit
FR2725333B1 (fr) * 1994-09-30 1996-12-13 Ind Tech Res Inst Procede et appareil pour la gestion de la puissance et la commande d'un reseau telephonique rnis
CN1319272C (zh) * 2003-01-09 2007-05-30 瑞昱半导体股份有限公司 能在高电压下操作的电路装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810709A1 (de) * 1978-03-11 1979-09-20 Schaltbau Gmbh Vorrichtung zum schalten der stromversorgung fuer zusatzgeraete von fernsprechanlagen
EP0035067A1 (de) * 1980-02-28 1981-09-09 ANT Nachrichtentechnik GmbH Anordnung zur Speisung einer Teilnehmereinrichtung
DE3322152A1 (de) * 1983-06-21 1985-01-17 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Verfahren und schaltungsanordnung zum betreiben von endgeraeten eines digitalen teilnehmeranschlusses
AU553442B2 (en) * 1981-05-29 1986-07-17 Standard Telephones And Cables Pty. Limited Constant output polarity circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3311385C2 (de) * 1983-03-29 1985-07-04 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Verfahren zum Betreiben von Endgeräten eines digitalen Teilnehmeranschlusses
DE3416828A1 (de) * 1984-05-07 1985-11-07 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Digitales fernsprechteilnehmergeraet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810709A1 (de) * 1978-03-11 1979-09-20 Schaltbau Gmbh Vorrichtung zum schalten der stromversorgung fuer zusatzgeraete von fernsprechanlagen
EP0035067A1 (de) * 1980-02-28 1981-09-09 ANT Nachrichtentechnik GmbH Anordnung zur Speisung einer Teilnehmereinrichtung
AU553442B2 (en) * 1981-05-29 1986-07-17 Standard Telephones And Cables Pty. Limited Constant output polarity circuit
DE3322152A1 (de) * 1983-06-21 1985-01-17 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Verfahren und schaltungsanordnung zum betreiben von endgeraeten eines digitalen teilnehmeranschlusses

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CONFERENCE PROCEEDINGS, INTELEC '86 - INTERNATIONAL COMMUNICATIONS ENERGY CONFERENCE, Toronto, 19-22 octobre 1986, pages 197-202, IEEE, New York, US; R. SIGLOCH: "Requirements for small high efficiency DC/DC converters in complex communication networks" *

Also Published As

Publication number Publication date
IT8919276A0 (it) 1989-02-01
LU87426A1 (de) 1989-06-14
GB2215562B (en) 1992-02-12
PT89602A (pt) 1989-10-04
GB2215562A (en) 1989-09-20
DK44089D0 (da) 1989-02-01
GB8902222D0 (en) 1989-03-22
IE890224L (en) 1989-08-04
NL8900167A (nl) 1989-09-01
PT89602B (pt) 1995-03-01
DE3803710A1 (de) 1989-08-17
BE1001445A3 (fr) 1989-10-31
DK44089A (da) 1989-08-05
IT1228171B (it) 1991-06-04
GR890100062A (el) 1994-03-31
ES2010124A6 (es) 1989-10-16

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