FR2491704B1 - Circuit d'alimentation d'une ligne telephonique - Google Patents

Circuit d'alimentation d'une ligne telephonique

Info

Publication number
FR2491704B1
FR2491704B1 FR8021249A FR8021249A FR2491704B1 FR 2491704 B1 FR2491704 B1 FR 2491704B1 FR 8021249 A FR8021249 A FR 8021249A FR 8021249 A FR8021249 A FR 8021249A FR 2491704 B1 FR2491704 B1 FR 2491704B1
Authority
FR
France
Prior art keywords
supply circuit
telephone line
telephone
line
supply
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
Application number
FR8021249A
Other languages
English (en)
Other versions
FR2491704A1 (fr
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.)
Constr Telephoniques
Original Assignee
Constr Telephoniques
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 Constr Telephoniques filed Critical Constr Telephoniques
Priority to FR8021249A priority Critical patent/FR2491704B1/fr
Publication of FR2491704A1 publication Critical patent/FR2491704A1/fr
Application granted granted Critical
Publication of FR2491704B1 publication Critical patent/FR2491704B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
FR8021249A 1980-10-03 1980-10-03 Circuit d'alimentation d'une ligne telephonique Expired FR2491704B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8021249A FR2491704B1 (fr) 1980-10-03 1980-10-03 Circuit d'alimentation d'une ligne telephonique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8021249A FR2491704B1 (fr) 1980-10-03 1980-10-03 Circuit d'alimentation d'une ligne telephonique

Publications (2)

Publication Number Publication Date
FR2491704A1 FR2491704A1 (fr) 1982-04-09
FR2491704B1 true FR2491704B1 (fr) 1985-06-07

Family

ID=9246542

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8021249A Expired FR2491704B1 (fr) 1980-10-03 1980-10-03 Circuit d'alimentation d'une ligne telephonique

Country Status (1)

Country Link
FR (1) FR2491704B1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1223618B (it) * 1987-12-28 1990-09-29 Sgs Thomson Microelectronics Circuito di interfaccia tra linea telefonica d'utente ed organi di comando centrale, con limitazione del consumo di corrente in caso di cavo a terra
WO1998001962A1 (fr) * 1996-07-08 1998-01-15 Antec Corporation Alimentation electrique par commutation a valeur efficace elevee et a faible niveau de bruit pour systeme de distribution de signaux large bande
US5844327A (en) * 1996-08-21 1998-12-01 Antec Corporation Apparatus and method for optimizing power distributed in a broadband signal system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1130940A (fr) * 1978-09-22 1982-08-31 Oki Electric Industry Co., Ltd. Circuit d'alimentation pour central telephonique
NL7810086A (nl) * 1978-10-06 1980-04-09 Philips Nv Voedingsbrug voor een abonneestroomloop.

Also Published As

Publication number Publication date
FR2491704A1 (fr) 1982-04-09

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Legal Events

Date Code Title Description
TP Transmission of property