FR871537A - Improvements to frequency modulated wave receiving circuits - Google Patents

Improvements to frequency modulated wave receiving circuits

Info

Publication number
FR871537A
FR871537A FR871537DA FR871537A FR 871537 A FR871537 A FR 871537A FR 871537D A FR871537D A FR 871537DA FR 871537 A FR871537 A FR 871537A
Authority
FR
France
Prior art keywords
frequency modulated
wave receiving
modulated wave
receiving circuits
circuits
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
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR871537A publication Critical patent/FR871537A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/06—Means for changing frequency deviation
    • 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
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
    • H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR871537D 1940-04-17 1941-04-16 Improvements to frequency modulated wave receiving circuits Expired FR871537A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US329998A US2395738A (en) 1940-04-17 1940-04-17 Frequency modulated wave receiver circuits

Publications (1)

Publication Number Publication Date
FR871537A true FR871537A (en) 1942-04-29

Family

ID=23287894

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871537D Expired FR871537A (en) 1940-04-17 1941-04-16 Improvements to frequency modulated wave receiving circuits

Country Status (2)

Country Link
US (1) US2395738A (en)
FR (1) FR871537A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2607889A (en) * 1945-06-23 1952-08-19 Emi Ltd Radio receiver
US2513727A (en) * 1945-08-03 1950-07-04 Rca Corp Frequency modulation receiver
US2498954A (en) * 1946-05-07 1950-02-28 Panoramic Radio Corp Panoramic receiver with means for modifying signal pulses applied to indicators
US2671166A (en) * 1950-07-01 1954-03-02 Gen Railway Signal Co Radio communications system
US3217257A (en) * 1961-10-19 1965-11-09 Gen Electronic Lab Inc Signal to noise ratio enhancing device
US3284633A (en) * 1963-12-24 1966-11-08 Rca Corp Signal transmission and reception system comprising frequency modulated light beam

Also Published As

Publication number Publication date
US2395738A (en) 1946-02-26

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