DE69113860T2 - Schaltungsanordnung zur Regelung des Leitungsstroms in einem Telefonapparat. - Google Patents

Schaltungsanordnung zur Regelung des Leitungsstroms in einem Telefonapparat.

Info

Publication number
DE69113860T2
DE69113860T2 DE69113860T DE69113860T DE69113860T2 DE 69113860 T2 DE69113860 T2 DE 69113860T2 DE 69113860 T DE69113860 T DE 69113860T DE 69113860 T DE69113860 T DE 69113860T DE 69113860 T2 DE69113860 T2 DE 69113860T2
Authority
DE
Germany
Prior art keywords
regulating
circuit arrangement
telephone set
line current
current
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
DE69113860T
Other languages
English (en)
Other versions
DE69113860D1 (de
Inventor
Jean-Pierre Coulmance
Patrick Bailly
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of DE69113860D1 publication Critical patent/DE69113860D1/de
Publication of DE69113860T2 publication Critical patent/DE69113860T2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Amplifiers (AREA)
DE69113860T 1990-05-15 1991-05-08 Schaltungsanordnung zur Regelung des Leitungsstroms in einem Telefonapparat. Expired - Fee Related DE69113860T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9006036A FR2662319A1 (fr) 1990-05-15 1990-05-15 Disposition de circuit pour reguler le courant de ligne dans un poste telephonique.

Publications (2)

Publication Number Publication Date
DE69113860D1 DE69113860D1 (de) 1995-11-23
DE69113860T2 true DE69113860T2 (de) 1996-05-30

Family

ID=9396612

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69113860T Expired - Fee Related DE69113860T2 (de) 1990-05-15 1991-05-08 Schaltungsanordnung zur Regelung des Leitungsstroms in einem Telefonapparat.

Country Status (5)

Country Link
US (1) US5226078A (de)
EP (1) EP0457397B1 (de)
JP (1) JPH04230150A (de)
DE (1) DE69113860T2 (de)
FR (1) FR2662319A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100476138B1 (ko) 1997-02-07 2005-07-21 코닌클리케 필립스 일렉트로닉스 엔.브이. 전기통신회로및전기통신장치
JP2000341181A (ja) * 1999-05-26 2000-12-08 Hitachi Ltd 通信インターフェイス装置
US8274772B2 (en) * 2008-12-22 2012-09-25 Conexant Systems, Inc. Current detection and limiting method and apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556909B1 (fr) * 1983-12-14 1986-04-18 Radiotechnique Compelec Dispositif d'interface pour un poste telephonique
US4731830A (en) * 1985-10-04 1988-03-15 Gte Communication Systems Corporation Nonsaturating interface supply
US4841566A (en) * 1988-02-22 1989-06-20 Lott Thomas M Hold and dial accessory for telephone instrument
FR2637752A1 (fr) * 1988-10-07 1990-04-13 Radiotechnique Compelec Dispositif de limitation de courant de ligne pour terminal telephonique
DE3840434A1 (de) * 1988-12-01 1990-06-07 Philips Patentverwaltung Schaltungsanordnung fuer uebertragungseinrichtungen
AU614454B2 (en) * 1989-02-09 1991-08-29 Alcatel Australia Limited A circuit arrangement for providing power for an ic chip in a telephone subset

Also Published As

Publication number Publication date
FR2662319A1 (fr) 1991-11-22
US5226078A (en) 1993-07-06
DE69113860D1 (de) 1995-11-23
JPH04230150A (ja) 1992-08-19
EP0457397B1 (de) 1995-10-18
EP0457397A1 (de) 1991-11-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee