FR2382818B1 - - Google Patents

Info

Publication number
FR2382818B1
FR2382818B1 FR7706353A FR7706353A FR2382818B1 FR 2382818 B1 FR2382818 B1 FR 2382818B1 FR 7706353 A FR7706353 A FR 7706353A FR 7706353 A FR7706353 A FR 7706353A FR 2382818 B1 FR2382818 B1 FR 2382818B1
Authority
FR
France
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
FR7706353A
Other languages
French (fr)
Other versions
FR2382818A1 (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.)
Jeumont Schneider SA
Original Assignee
Jeumont Schneider SA
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 Jeumont Schneider SA filed Critical Jeumont Schneider SA
Priority to FR7706353A priority Critical patent/FR2382818A1/en
Publication of FR2382818A1 publication Critical patent/FR2382818A1/en
Application granted granted Critical
Publication of FR2382818B1 publication Critical patent/FR2382818B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
    • H04M19/026—Arrangements for interrupting the ringing current
FR7706353A 1977-03-04 1977-03-04 High speed telephone unhooking detection system - is controlled by central logic in ring around group subscriber circuit Granted FR2382818A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7706353A FR2382818A1 (en) 1977-03-04 1977-03-04 High speed telephone unhooking detection system - is controlled by central logic in ring around group subscriber circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7706353A FR2382818A1 (en) 1977-03-04 1977-03-04 High speed telephone unhooking detection system - is controlled by central logic in ring around group subscriber circuit

Publications (2)

Publication Number Publication Date
FR2382818A1 FR2382818A1 (en) 1978-09-29
FR2382818B1 true FR2382818B1 (en) 1982-03-05

Family

ID=9187549

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7706353A Granted FR2382818A1 (en) 1977-03-04 1977-03-04 High speed telephone unhooking detection system - is controlled by central logic in ring around group subscriber circuit

Country Status (1)

Country Link
FR (1) FR2382818A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451682A1 (en) * 1979-03-12 1980-10-10 Jeumont Schneider CALL DEVICE FOR AUTOMATIC SUBSCRIBER TELEPHONE INSTALLATION WITH ADDITIONAL STATIONS
FR2452832A1 (en) * 1979-03-30 1980-10-24 Telecommunications Sa RINGER CONTROL DEVICE
IT1128374B (en) * 1980-02-19 1986-05-28 Cselt Centro Studi Lab Telecom TELEPHONE CIRCUIT FOR THE GENERATION OF THE RINGTONE RHYTHM AND THE DETECTION OF THE RELEASE

Also Published As

Publication number Publication date
FR2382818A1 (en) 1978-09-29

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse