FR1306421A - Circuit démodulateur sensible à la phase du signal à démoduler - Google Patents

Circuit démodulateur sensible à la phase du signal à démoduler

Info

Publication number
FR1306421A
FR1306421A FR879248A FR879248A FR1306421A FR 1306421 A FR1306421 A FR 1306421A FR 879248 A FR879248 A FR 879248A FR 879248 A FR879248 A FR 879248A FR 1306421 A FR1306421 A FR 1306421A
Authority
FR
France
Prior art keywords
demodulated
phase
signal
demodulator circuit
circuit sensitive
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.)
Expired
Application number
FR879248A
Other languages
English (en)
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.)
RTX Corp
Original Assignee
United Aircraft Corp
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 United Aircraft Corp filed Critical United Aircraft Corp
Application granted granted Critical
Publication of FR1306421A publication Critical patent/FR1306421A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/14—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of semiconductor devices having more than two electrodes
    • 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
    • G01R19/16576—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 DC or AC voltage with one threshold
    • G01R19/1658—AC voltage or recurrent signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electronic Switches (AREA)
  • Inverter Devices (AREA)
  • Dc-Dc Converters (AREA)
FR879248A 1960-11-18 1961-11-17 Circuit démodulateur sensible à la phase du signal à démoduler Expired FR1306421A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70287A US3038762A (en) 1960-11-18 1960-11-18 Phase sensitive demodulator actuated only when input signal is above set threshold level

Publications (1)

Publication Number Publication Date
FR1306421A true FR1306421A (fr) 1962-10-13

Family

ID=22094364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR879248A Expired FR1306421A (fr) 1960-11-18 1961-11-17 Circuit démodulateur sensible à la phase du signal à démoduler

Country Status (4)

Country Link
US (1) US3038762A (en, 2012)
DE (1) DE1247417B (en, 2012)
FR (1) FR1306421A (en, 2012)
GB (1) GB928438A (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1203225A (en) * 1966-10-13 1970-08-26 Smiths Industries Ltd Improvemens in or relating to electrical signalling systems
US3550132A (en) * 1967-12-27 1970-12-22 Bell Telephone Labor Inc Digital phase locked loop
US5060299A (en) * 1989-09-29 1991-10-22 Rockwell International Corporation Radio frequency mixer circuit utilizing interface transformers and switching diodes

Also Published As

Publication number Publication date
DE1247417B (de) 1967-08-17
US3038762A (en) 1962-06-12
GB928438A (en) 1963-06-12
DE1247417C2 (en, 2012) 1968-02-29

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