FR944473A - Perfectionnement aux méthodes et appareils de modulation des ondes ultra-courtes - Google Patents

Perfectionnement aux méthodes et appareils de modulation des ondes ultra-courtes

Info

Publication number
FR944473A
FR944473A FR944473DA FR944473A FR 944473 A FR944473 A FR 944473A FR 944473D A FR944473D A FR 944473DA FR 944473 A FR944473 A FR 944473A
Authority
FR
France
Prior art keywords
improvement
methods
short waves
modulating
ultra
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)
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 FR944473A publication Critical patent/FR944473A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/006—Transmitter or amplifier output circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
    • H01J25/587—Multi-cavity magnetrons
    • 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
FR944473D 1947-03-13 1947-03-13 Perfectionnement aux méthodes et appareils de modulation des ondes ultra-courtes Expired FR944473A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR855284X 1947-03-13

Publications (1)

Publication Number Publication Date
FR944473A true FR944473A (fr) 1949-04-06

Family

ID=9328179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944473D Expired FR944473A (fr) 1947-03-13 1947-03-13 Perfectionnement aux méthodes et appareils de modulation des ondes ultra-courtes

Country Status (6)

Country Link
BE (1) BE480879A (is")
CH (1) CH272119A (is")
DE (1) DE855284C (is")
FR (1) FR944473A (is")
GB (1) GB663625A (is")
NL (1) NL139177B (is")

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE664735C (de) * 1934-03-01 1938-09-06 Telefunken Gmbh Magnetronroehre
DE725490C (de) * 1939-09-22 1942-09-23 Telefunken Gmbh Magnetfeldroehre mit unterteilter Anode

Also Published As

Publication number Publication date
CH272119A (fr) 1950-11-30
NL139177B (nl)
BE480879A (is")
GB663625A (en) 1951-12-27
DE855284C (de) 1952-11-10

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