GB8902222D0 - Circuit arrangement for telephone terminal stations - Google Patents

Circuit arrangement for telephone terminal stations

Info

Publication number
GB8902222D0
GB8902222D0 GB898902222A GB8902222A GB8902222D0 GB 8902222 D0 GB8902222 D0 GB 8902222D0 GB 898902222 A GB898902222 A GB 898902222A GB 8902222 A GB8902222 A GB 8902222A GB 8902222 D0 GB8902222 D0 GB 8902222D0
Authority
GB
United Kingdom
Prior art keywords
circuit arrangement
telephone terminal
terminal stations
stations
telephone
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.)
Granted
Application number
GB898902222A
Other versions
GB2215562A (en
GB2215562B (en
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 GB8902222D0 publication Critical patent/GB8902222D0/en
Publication of GB2215562A publication Critical patent/GB2215562A/en
Application granted granted Critical
Publication of GB2215562B publication Critical patent/GB2215562B/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB8902222A 1988-02-04 1989-02-01 Circuit arrangement for telephone terminal stations Expired - Fee Related GB2215562B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3803710A DE3803710A1 (en) 1988-02-04 1988-02-04 CIRCUIT ARRANGEMENT FOR TELEPHONE DEVICES

Publications (3)

Publication Number Publication Date
GB8902222D0 true GB8902222D0 (en) 1989-03-22
GB2215562A GB2215562A (en) 1989-09-20
GB2215562B GB2215562B (en) 1992-02-12

Family

ID=6346867

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8902222A Expired - Fee Related GB2215562B (en) 1988-02-04 1989-02-01 Circuit arrangement for telephone terminal stations

Country Status (12)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398665B (en) * 1991-08-23 1995-01-25 Kapsch Ag ISDN TERMINAL
DE4217857A1 (en) * 1992-05-29 1993-12-02 Sel Alcatel Ag Circuit arrangement for reducing power consumption
AU692201B2 (en) * 1994-02-17 1998-06-04 Alcatel N.V. Network termination unit
DE4405037A1 (en) * 1994-02-17 1995-08-24 Sel Alcatel Ag Network and apron termination device of a telecommunications network
FR2725333B1 (en) * 1994-09-30 1996-12-13 Ind Tech Res Inst METHOD AND APPARATUS FOR POWER MANAGEMENT AND CONTROL OF AN ISDN TELEPHONE NETWORK
CN1319272C (en) * 2003-01-09 2007-05-30 瑞昱半导体股份有限公司 Circuit device capable of being operated unde high voltage

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2810709B2 (en) * 1978-03-11 1981-02-12 Schaltbau Gesellschaft Mbh, 8000 Muenchen Arrangement for switching the power supply for additional devices of telephone systems
EP0035067B1 (en) * 1980-02-28 1984-03-07 ANT Nachrichtentechnik GmbH Arrangement for powering a subscriber unit
AU553442B2 (en) * 1981-05-29 1986-07-17 Standard Telephones And Cables Pty. Limited Constant output polarity circuit
DE3311385C2 (en) * 1983-03-29 1985-07-04 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Method for operating terminals of a digital subscriber line
DE3322152C2 (en) * 1983-06-21 1986-09-04 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Method and circuit arrangement for operating terminals of a digital subscriber line
DE3416828A1 (en) * 1984-05-07 1985-11-07 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Digital telephone subscriber device

Also Published As

Publication number Publication date
FR2628275A1 (en) 1989-09-08
GR890100062A (en) 1994-03-31
GB2215562A (en) 1989-09-20
ES2010124A6 (en) 1989-10-16
IE890224L (en) 1989-08-04
IT8919276A0 (en) 1989-02-01
PT89602A (en) 1989-10-04
DK44089A (en) 1989-08-05
BE1001445A3 (en) 1989-10-31
LU87426A1 (en) 1989-06-14
GB2215562B (en) 1992-02-12
DK44089D0 (en) 1989-02-01
IT1228171B (en) 1991-06-04
DE3803710A1 (en) 1989-08-17
NL8900167A (en) 1989-09-01
PT89602B (en) 1995-03-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930201