FR1507418A - Montage de détection pour récepteurs à modulation de fréquence - Google Patents

Montage de détection pour récepteurs à modulation de fréquence

Info

Publication number
FR1507418A
FR1507418A FR89832A FR89832A FR1507418A FR 1507418 A FR1507418 A FR 1507418A FR 89832 A FR89832 A FR 89832A FR 89832 A FR89832 A FR 89832A FR 1507418 A FR1507418 A FR 1507418A
Authority
FR
France
Prior art keywords
frequency modulated
detection assembly
modulated receivers
receivers
detection
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
FR89832A
Other languages
English (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.)
Fisher Radio Corp
Original Assignee
Fisher Radio 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 Fisher Radio Corp filed Critical Fisher Radio Corp
Application granted granted Critical
Publication of FR1507418A publication Critical patent/FR1507418A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • 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
    • H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/04—Shaping pulses by increasing duration; by decreasing duration
    • H03K5/06—Shaping pulses by increasing duration; by decreasing duration by the use of delay lines or other analogue delay elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H03K9/06—Demodulating pulses which have been modulated with a continuously-variable signal of frequency- or rate-modulated pulses

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
FR89832A 1966-01-03 1967-01-03 Montage de détection pour récepteurs à modulation de fréquence Expired FR1507418A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51845966A 1966-01-03 1966-01-03

Publications (1)

Publication Number Publication Date
FR1507418A true FR1507418A (fr) 1967-12-29

Family

ID=24064022

Family Applications (1)

Application Number Title Priority Date Filing Date
FR89832A Expired FR1507418A (fr) 1966-01-03 1967-01-03 Montage de détection pour récepteurs à modulation de fréquence

Country Status (4)

Country Link
US (1) US3431503A (fr)
CH (1) CH458454A (fr)
DE (1) DE1591119A1 (fr)
FR (1) FR1507418A (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2707751A (en) * 1946-03-12 1955-05-03 Harold V Hance Delay line pulse stretcher
US3036272A (en) * 1957-06-27 1962-05-22 Rca Corp Pulse width discriminator
US3175101A (en) * 1962-06-29 1965-03-23 Bell Telephone Labor Inc Pulse generating circuits which provide for rapid recovery of the delay line timing element
US3252100A (en) * 1963-10-07 1966-05-17 James E Webb Pulse generating circuit employing switch-means on ends of delay line for alternately charging and discharging same
DE1443746A1 (de) * 1964-10-06 1969-03-20 Dynamit Nobel Ag Verfahren zur Oxydation von Akrolein oder Methakrolein

Also Published As

Publication number Publication date
CH458454A (fr) 1968-06-30
US3431503A (en) 1969-03-04
DE1591119A1 (de) 1969-12-18

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