FR926573A - Modulation de fréquence ou de phase - Google Patents

Modulation de fréquence ou de phase

Info

Publication number
FR926573A
FR926573A FR926573DA FR926573A FR 926573 A FR926573 A FR 926573A FR 926573D A FR926573D A FR 926573DA FR 926573 A FR926573 A FR 926573A
Authority
FR
France
Prior art keywords
frequency
phase modulation
modulation
phase
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
English (en)
Inventor
Antoine Fromageot
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR926573A publication Critical patent/FR926573A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube
    • H03C3/26—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube comprising two elements controlled in push-pull by modulating signal
FR926573D 1946-02-15 1946-02-15 Modulation de fréquence ou de phase Expired FR926573A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR926573T 1946-02-15

Publications (1)

Publication Number Publication Date
FR926573A true FR926573A (fr) 1947-10-06

Family

ID=9440655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926573D Expired FR926573A (fr) 1946-02-15 1946-02-15 Modulation de fréquence ou de phase

Country Status (4)

Country Link
US (1) US2516862A (fr)
BE (1) BE478821A (fr)
CH (1) CH264147A (fr)
FR (1) FR926573A (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2078245A (en) * 1933-06-19 1937-04-27 Telefunken Gmbh Modulation and frequency stabilization
US2279660A (en) * 1937-04-13 1942-04-14 Rca Corp Wave length modulation system
US2301907A (en) * 1941-07-24 1942-11-10 Collins Radio Co Frequency modulation distortion correction system
US2326314A (en) * 1941-08-30 1943-08-10 Rca Corp Frequency modulation
US2335934A (en) * 1942-06-10 1943-12-07 Rca Corp Phase modulation
US2436834A (en) * 1942-11-17 1948-03-02 Edwin K Stodola Phase and frequency modulation
US2426996A (en) * 1944-08-17 1947-09-09 Bell Telephone Labor Inc Frequency modulation

Also Published As

Publication number Publication date
US2516862A (en) 1950-08-01
BE478821A (fr)
CH264147A (de) 1949-09-30

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