ES537624A0 - Dispositivo de alimentacion de alta impedancia para circuito electronico alimentado por una linea telefonica - Google Patents

Dispositivo de alimentacion de alta impedancia para circuito electronico alimentado por una linea telefonica

Info

Publication number
ES537624A0
ES537624A0 ES537624A ES537624A ES537624A0 ES 537624 A0 ES537624 A0 ES 537624A0 ES 537624 A ES537624 A ES 537624A ES 537624 A ES537624 A ES 537624A ES 537624 A0 ES537624 A0 ES 537624A0
Authority
ES
Spain
Prior art keywords
power supply
supply device
electronic circuit
telephone line
high impedance
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
ES537624A
Other languages
English (en)
Other versions
ES8601594A1 (es
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.)
GESI
Original Assignee
GESI
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 GESI filed Critical GESI
Publication of ES537624A0 publication Critical patent/ES537624A0/es
Publication of ES8601594A1 publication Critical patent/ES8601594A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—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)
  • Monitoring And Testing Of Exchanges (AREA)
  • Direct Current Feeding And Distribution (AREA)
ES537624A 1983-11-15 1984-11-13 Dispositivo de alimentacion de alta impedancia para circuito electronico alimentado por una linea telefonica Expired ES8601594A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8318142A FR2557396A1 (fr) 1983-11-15 1983-11-15 Alimentation a haute impedance pour circuit electronique alimente par une ligne de telephone

Publications (2)

Publication Number Publication Date
ES537624A0 true ES537624A0 (es) 1985-10-16
ES8601594A1 ES8601594A1 (es) 1985-10-16

Family

ID=9294130

Family Applications (1)

Application Number Title Priority Date Filing Date
ES537624A Expired ES8601594A1 (es) 1983-11-15 1984-11-13 Dispositivo de alimentacion de alta impedancia para circuito electronico alimentado por una linea telefonica

Country Status (3)

Country Link
EP (1) EP0142137A3 (es)
ES (1) ES8601594A1 (es)
FR (1) FR2557396A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4882506A (en) * 1986-09-17 1989-11-21 Advanced Micro Devices, Inc. Low voltage and low power detector circuits
FR2711469B1 (fr) * 1993-10-18 1995-11-24 Schlumberger Ind Sa Circuit d'alimentation électrique apte à être relié au réseau téléphonique.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE565493A (es) * 1957-09-17
CH537679A (de) * 1971-10-29 1973-05-31 Sodeco Compteurs De Geneve Einrichtung zum Speisen von Zusatzgeräten bei Telephonsprechstellen
AT369212B (de) * 1980-05-06 1982-12-10 Teleshop Nachrichtentechnische Tastwahlblock
FR2517150A1 (fr) * 1981-11-20 1983-05-27 Thomson Csf Mat Tel Circuit telephonique gere par microprocesseur a circuit integre de transmission 2 fils-4 fils et alimentation de sauvegarde par courant de ligne
JPS58107766A (ja) * 1981-12-22 1983-06-27 Tamura Electric Works Ltd 電話機の電源回路

Also Published As

Publication number Publication date
FR2557396A1 (fr) 1985-06-28
EP0142137A2 (fr) 1985-05-22
EP0142137A3 (fr) 1987-08-12
ES8601594A1 (es) 1985-10-16

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