FR2258634B1 - - Google Patents

Info

Publication number
FR2258634B1
FR2258634B1 FR7401651A FR7401651A FR2258634B1 FR 2258634 B1 FR2258634 B1 FR 2258634B1 FR 7401651 A FR7401651 A FR 7401651A FR 7401651 A FR7401651 A FR 7401651A FR 2258634 B1 FR2258634 B1 FR 2258634B1
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
FR7401651A
Other languages
French (fr)
Other versions
FR2258634A1 (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.)
Nokia Inc
Original Assignee
Nokia Inc
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 Nokia Inc filed Critical Nokia Inc
Priority to FR7401651A priority Critical patent/FR2258634A1/fr
Publication of FR2258634A1 publication Critical patent/FR2258634A1/fr
Application granted granted Critical
Publication of FR2258634B1 publication Critical patent/FR2258634B1/fr
Granted 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
    • G01R19/16571—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 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/44—Arrangements for feeding power to a repeater along the transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Current Or Voltage (AREA)
FR7401651A 1974-01-17 1974-01-17 Continuous current value passage detector - has several stage reference circuit with switching transistor stages Granted FR2258634A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7401651A FR2258634A1 (en) 1974-01-17 1974-01-17 Continuous current value passage detector - has several stage reference circuit with switching transistor stages

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7401651A FR2258634A1 (en) 1974-01-17 1974-01-17 Continuous current value passage detector - has several stage reference circuit with switching transistor stages

Publications (2)

Publication Number Publication Date
FR2258634A1 FR2258634A1 (en) 1975-08-18
FR2258634B1 true FR2258634B1 (OSRAM) 1976-11-26

Family

ID=9133632

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401651A Granted FR2258634A1 (en) 1974-01-17 1974-01-17 Continuous current value passage detector - has several stage reference circuit with switching transistor stages

Country Status (1)

Country Link
FR (1) FR2258634A1 (OSRAM)

Also Published As

Publication number Publication date
FR2258634A1 (en) 1975-08-18

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Legal Events

Date Code Title Description
ST Notification of lapse