FR1316799A - Electronic device working at high frequency - Google Patents

Electronic device working at high frequency

Info

Publication number
FR1316799A
FR1316799A FR889788A FR889788A FR1316799A FR 1316799 A FR1316799 A FR 1316799A FR 889788 A FR889788 A FR 889788A FR 889788 A FR889788 A FR 889788A FR 1316799 A FR1316799 A FR 1316799A
Authority
FR
France
Prior art keywords
electronic device
high frequency
device working
working
frequency
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
FR889788A
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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
Priority claimed from US93418A external-priority patent/US3254261A/en
Application filed by Varian Associates Inc filed Critical Varian Associates Inc
Priority to FR889788A priority Critical patent/FR1316799A/en
Application granted granted Critical
Publication of FR1316799A publication Critical patent/FR1316799A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/10—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator
    • H01J25/18—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator with radial or disc-like electron stream perpendicular to the axis of the resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
    • 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
FR889788A 1961-03-06 1962-03-02 Electronic device working at high frequency Expired FR1316799A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR889788A FR1316799A (en) 1961-03-06 1962-03-02 Electronic device working at high frequency

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93418A US3254261A (en) 1961-03-06 1961-03-06 Fast wave tubes using periodic focusing fields
FR889788A FR1316799A (en) 1961-03-06 1962-03-02 Electronic device working at high frequency

Publications (1)

Publication Number Publication Date
FR1316799A true FR1316799A (en) 1963-02-01

Family

ID=26194620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR889788A Expired FR1316799A (en) 1961-03-06 1962-03-02 Electronic device working at high frequency

Country Status (1)

Country Link
FR (1) FR1316799A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516720A1 (en) * 1981-11-13 1983-05-20 Emi Varian Ltd GYROMAGNETIC AMPLIFIER
CN113270304A (en) * 2021-06-04 2021-08-17 深圳奥镨科技有限公司 Multi-electron traveling wave tube with axisymmetric folded waveguide high-frequency slow-wave structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2516720A1 (en) * 1981-11-13 1983-05-20 Emi Varian Ltd GYROMAGNETIC AMPLIFIER
CN113270304A (en) * 2021-06-04 2021-08-17 深圳奥镨科技有限公司 Multi-electron traveling wave tube with axisymmetric folded waveguide high-frequency slow-wave structure

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