FR748674A - Improvements to modulation systems for high frequency transmitters - Google Patents

Improvements to modulation systems for high frequency transmitters

Info

Publication number
FR748674A
FR748674A FR748674DA FR748674A FR 748674 A FR748674 A FR 748674A FR 748674D A FR748674D A FR 748674DA FR 748674 A FR748674 A FR 748674A
Authority
FR
France
Prior art keywords
high frequency
modulation systems
frequency transmitters
transmitters
modulation
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR748674A publication Critical patent/FR748674A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
    • H03C5/02—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal by means of transit-time tube
    • H03C5/04—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal by means of transit-time tube the tube being a magnetron
    • 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
    • H03B9/00—Generation of oscillations using transit-time effects
    • H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
    • H03B9/10—Generation of oscillations using transit-time effects using discharge tubes using a magnetron
FR748674D 1932-03-31 1932-03-31 Improvements to modulation systems for high frequency transmitters Expired FR748674A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR748674T 1932-03-31

Publications (1)

Publication Number Publication Date
FR748674A true FR748674A (en) 1933-07-07

Family

ID=9148604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR748674D Expired FR748674A (en) 1932-03-31 1932-03-31 Improvements to modulation systems for high frequency transmitters

Country Status (3)

Country Link
BE (1) BE394564A (en)
FR (1) FR748674A (en)
GB (1) GB397036A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763087C (en) * 1937-01-21 1954-05-10 Siemens & Halske A G Switching arrangement for modulation of the high-frequency alternating voltage generated by a magnetic field tube generator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763087C (en) * 1937-01-21 1954-05-10 Siemens & Halske A G Switching arrangement for modulation of the high-frequency alternating voltage generated by a magnetic field tube generator

Also Published As

Publication number Publication date
BE394564A (en)
GB397036A (en) 1933-08-17

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