FR939344A - Improvements to thermionic devices used in conjunction with dielectric waveguides - Google Patents

Improvements to thermionic devices used in conjunction with dielectric waveguides

Info

Publication number
FR939344A
FR939344A FR939344DA FR939344A FR 939344 A FR939344 A FR 939344A FR 939344D A FR939344D A FR 939344DA FR 939344 A FR939344 A FR 939344A
Authority
FR
France
Prior art keywords
conjunction
devices used
dielectric waveguides
thermionic devices
thermionic
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)
Inventor
Stanley Gordon Tomlin
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939344A publication Critical patent/FR939344A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
    • H03D9/06—Transference of modulation using distributed inductance and capacitance
    • 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
    • H01J25/12—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 pencil-like electron stream in the axis of the resonators
    • 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
    • H01J25/22—Reflex klystrons, i.e. tubes having one or more resonators, with a single reflection of the electron stream, and in which the stream is modulated mainly by velocity in the modulator zone
    • 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
    • H01J25/22—Reflex klystrons, i.e. tubes having one or more resonators, with a single reflection of the electron stream, and in which the stream is modulated mainly by velocity in the modulator zone
    • H01J25/28—Reflex klystrons, i.e. tubes having one or more resonators, with a single reflection of the electron stream, and in which the stream is modulated mainly by velocity in the modulator zone in which the electron stream is perpendicular to the axis of the resonator or resonators and is pencil-like before reflection
    • 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
    • H01J25/54—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 only one cavity or other resonator, e.g. neutrode tubes
FR939344D 1941-08-29 1946-09-13 Improvements to thermionic devices used in conjunction with dielectric waveguides Expired FR939344A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB272718X 1941-08-29

Publications (1)

Publication Number Publication Date
FR939344A true FR939344A (en) 1948-11-10

Family

ID=10256872

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939344D Expired FR939344A (en) 1941-08-29 1946-09-13 Improvements to thermionic devices used in conjunction with dielectric waveguides

Country Status (5)

Country Link
US (1) US2450026A (en)
BE (1) BE472810A (en)
CH (1) CH272718A (en)
FR (1) FR939344A (en)
GB (1) GB581481A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2515203A (en) * 1946-01-17 1950-07-18 Edward W Ernst Tracking mechanism for reflex velocity modulated tubes
US2517731A (en) * 1946-04-09 1950-08-08 Rca Corp Microwave transmission system
FR941522A (en) * 1947-01-17 1949-01-13 Materiel Telephonique Velocity Modulated Tubes
US2558664A (en) * 1948-05-15 1951-06-26 Sylvania Electric Prod Switch tube
US2611102A (en) * 1948-11-13 1952-09-16 Sylvania Electric Prod Traveling wave tube
US2698398A (en) * 1949-04-07 1954-12-28 Univ Leland Stanford Junior Traveling wave electron discharge device
US2585860A (en) * 1949-06-30 1952-02-12 Nat Union Radio Corp Microwave dynatron
US2695973A (en) * 1949-10-27 1954-11-30 Univ Leland Stanford Junior Reflex traveling wave amplifier
US2678404A (en) * 1949-12-30 1954-05-11 Sperry Corp High-frequency electron discharge apparatus
US2691118A (en) * 1950-01-23 1954-10-05 Collins Radio Co Extremely high-frequency electronic device
US2652511A (en) * 1950-03-06 1953-09-15 Hewlett Packard Co High-frequency generator
US2694795A (en) * 1951-07-31 1954-11-16 Thomas T Pureka Cavity resonator
US2912619A (en) * 1954-04-22 1959-11-10 Emi Ltd High frequency apparatus
US2910614A (en) * 1957-09-03 1959-10-27 Gen Electric External resonant section tubes
US3403257A (en) * 1963-04-02 1968-09-24 Mc Donnell Douglas Corp Light beam demodulator

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL54626C (en) * 1936-05-19
US2170219A (en) * 1936-10-16 1939-08-22 Telefunken Gmbh Ultra high frequency oscillator
US2190511A (en) * 1938-03-01 1940-02-13 Gen Electric Ultra short wave system
US2207846A (en) * 1938-06-30 1940-07-16 Rca Corp Electronic discharge device
US2190515A (en) * 1938-07-15 1940-02-13 Gen Electric Ultra short wave device
US2253589A (en) * 1938-08-06 1941-08-26 George C Southworth Generation and transmission of high frequency oscillations
BE481452A (en) * 1939-06-15
GB537490A (en) * 1939-12-22 1941-06-24 Standard Telephones Cables Ltd Improvements in or relating to electron discharge apparatus
US2368031A (en) * 1940-03-15 1945-01-23 Bell Telephone Labor Inc Electron discharge device
US2220841A (en) * 1940-03-30 1940-11-05 Gen Electric High-frequency detector
FR957330A (en) * 1940-05-17 1950-02-18
US2372193A (en) * 1940-06-05 1945-03-27 Bell Telephone Labor Inc Producing and transmitting electromagnetic waves
GB543400A (en) * 1940-08-23 1942-02-24 Standard Telephones Cables Ltd Improvements in or relating to electron discharge devices incorporating high-frequency resonators
US2293151A (en) * 1940-10-08 1942-08-18 Rca Corp Resonant cavity device

Also Published As

Publication number Publication date
BE472810A (en)
CH272718A (en) 1950-12-31
GB581481A (en) 1946-10-15
US2450026A (en) 1948-09-28

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