FR2148328A1 - - Google Patents

Info

Publication number
FR2148328A1
FR2148328A1 FR7128905A FR7128905A FR2148328A1 FR 2148328 A1 FR2148328 A1 FR 2148328A1 FR 7128905 A FR7128905 A FR 7128905A FR 7128905 A FR7128905 A FR 7128905A FR 2148328 A1 FR2148328 A1 FR 2148328A1
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.)
Granted
Application number
FR7128905A
Other languages
French (fr)
Other versions
FR2148328B1 (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.)
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
Application filed by Alcatel CIT SA filed Critical Alcatel CIT SA
Priority to FR7128905A priority Critical patent/FR2148328B1/fr
Publication of FR2148328A1 publication Critical patent/FR2148328A1/fr
Application granted granted Critical
Publication of FR2148328B1 publication Critical patent/FR2148328B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/1659—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 to indicate that the value is within or outside a predetermined range of values (window)
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30—Modifications for providing a predetermined threshold before switching

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR7128905A 1971-08-06 1971-08-06 Expired FR2148328B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7128905A FR2148328B1 (en) 1971-08-06 1971-08-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7128905A FR2148328B1 (en) 1971-08-06 1971-08-06

Publications (2)

Publication Number Publication Date
FR2148328A1 true FR2148328A1 (en) 1973-03-23
FR2148328B1 FR2148328B1 (en) 1974-03-29

Family

ID=9081579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7128905A Expired FR2148328B1 (en) 1971-08-06 1971-08-06

Country Status (1)

Country Link
FR (1) FR2148328B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123459A1 (en) * 1983-04-21 1984-10-31 Northern Telecom Limited Loop test circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123459A1 (en) * 1983-04-21 1984-10-31 Northern Telecom Limited Loop test circuit
US4513179A (en) * 1983-04-21 1985-04-23 Northern Telecom Limited Loop test circuit

Also Published As

Publication number Publication date
FR2148328B1 (en) 1974-03-29

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Legal Events

Date Code Title Description
ST Notification of lapse