FR998149A - Dispositif pour engendrer des ondes électro-magnétiques centimétriques - Google Patents

Dispositif pour engendrer des ondes électro-magnétiques centimétriques

Info

Publication number
FR998149A
FR998149A FR998149DA FR998149A FR 998149 A FR998149 A FR 998149A FR 998149D A FR998149D A FR 998149DA FR 998149 A FR998149 A FR 998149A
Authority
FR
France
Prior art keywords
centimetric
generating
electromagnetic waves
waves
electromagnetic
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR998149A publication Critical patent/FR998149A/fr
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
    • H01J25/22—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
    • H01J25/30—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 radial or disc-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
    • H01J25/02—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
FR998149D 1948-10-26 1949-10-24 Dispositif pour engendrer des ondes électro-magnétiques centimétriques Expired FR998149A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL276870X 1948-10-26

Publications (1)

Publication Number Publication Date
FR998149A true FR998149A (fr) 1952-01-15

Family

ID=19782153

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998149D Expired FR998149A (fr) 1948-10-26 1949-10-24 Dispositif pour engendrer des ondes électro-magnétiques centimétriques

Country Status (6)

Country Link
BE (1) BE491814A (de)
CH (1) CH276870A (de)
DE (1) DE806684C (de)
FR (1) FR998149A (de)
GB (1) GB681268A (de)
NL (2) NL142990B (de)

Also Published As

Publication number Publication date
DE806684C (de) 1951-06-18
BE491814A (de)
NL142990B (nl)
NL83164C (de)
CH276870A (de) 1951-07-31
GB681268A (en) 1952-10-22

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