FR2165039A5 - - Google Patents

Info

Publication number
FR2165039A5
FR2165039A5 FR7145061A FR7145061A FR2165039A5 FR 2165039 A5 FR2165039 A5 FR 2165039A5 FR 7145061 A FR7145061 A FR 7145061A FR 7145061 A FR7145061 A FR 7145061A FR 2165039 A5 FR2165039 A5 FR 2165039A5
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
FR7145061A
Other languages
French (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.)
Alcatel CIT SA
Original Assignee
Alcatel CIT 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
Priority to BE792551D priority Critical patent/BE792551A/en
Application filed by Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR7145061A priority patent/FR2165039A5/fr
Priority to CH1795672A priority patent/CH568686A5/xx
Priority to DE19722260760 priority patent/DE2260760A1/en
Priority to SE1633672A priority patent/SE389252B/en
Priority to IT7091672A priority patent/IT976038B/en
Priority to GB5793772A priority patent/GB1408796A/en
Priority to NL7217081A priority patent/NL7217081A/xx
Application granted granted Critical
Publication of FR2165039A5 publication Critical patent/FR2165039A5/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
    • H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Manipulation Of Pulses (AREA)
FR7145061A 1971-12-15 1971-12-15 Expired FR2165039A5 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
BE792551D BE792551A (en) 1971-12-15 SIGNAL RATE MONITORING ELECTRONIC KIT
FR7145061A FR2165039A5 (en) 1971-12-15 1971-12-15
CH1795672A CH568686A5 (en) 1971-12-15 1972-12-11
DE19722260760 DE2260760A1 (en) 1971-12-15 1972-12-12 ELECTRONIC DEVICE FOR MONITORING SIGNAL SEQUENCES
SE1633672A SE389252B (en) 1971-12-15 1972-12-14 CIRCUIT SIGNAL MONITORING CIRCUIT
IT7091672A IT976038B (en) 1971-12-15 1972-12-14 ELECTRONIC GROUP FOR SURVEILLANCE OF SIGNAL CADENCES
GB5793772A GB1408796A (en) 1971-12-15 1972-12-15 Circuitry for monitoring periodic signals
NL7217081A NL7217081A (en) 1971-12-15 1972-12-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7145061A FR2165039A5 (en) 1971-12-15 1971-12-15

Publications (1)

Publication Number Publication Date
FR2165039A5 true FR2165039A5 (en) 1973-08-03

Family

ID=9087518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7145061A Expired FR2165039A5 (en) 1971-12-15 1971-12-15

Country Status (8)

Country Link
BE (1) BE792551A (en)
CH (1) CH568686A5 (en)
DE (1) DE2260760A1 (en)
FR (1) FR2165039A5 (en)
GB (1) GB1408796A (en)
IT (1) IT976038B (en)
NL (1) NL7217081A (en)
SE (1) SE389252B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2440162C2 (en) * 1974-08-21 1981-12-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Circuit arrangement for signal-technically safe monitoring of periodic pulses
US4117348A (en) * 1977-07-11 1978-09-26 Rockwell International Corporation Multi-phase clock monitor circuit
DE2945984C2 (en) * 1979-11-14 1982-05-27 Eurosil GmbH, 8000 München Circuit arrangement for signaling the failure of periodic pulse signals

Also Published As

Publication number Publication date
CH568686A5 (en) 1975-10-31
BE792551A (en) 1973-06-12
GB1408796A (en) 1975-10-08
IT976038B (en) 1974-08-20
DE2260760A1 (en) 1973-06-20
NL7217081A (en) 1973-06-19
SE389252B (en) 1976-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse