BE468572A - - Google Patents
Info
- Publication number
- BE468572A BE468572A BE468572DA BE468572A BE 468572 A BE468572 A BE 468572A BE 468572D A BE468572D A BE 468572DA BE 468572 A BE468572 A BE 468572A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
- H01Q3/30—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
- H01Q3/32—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by mechanical means
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- 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
- H01J25/06—Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron
-
- 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
- H01J25/06—Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron
- H01J25/08—Tubes having only one resonator, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly velocity modulation, e.g. Lüdi-Klystron with electron stream perpendicular to the axis of the resonator
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2421043X | 1940-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468572A true BE468572A (de) |
Family
ID=10906433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468572D BE468572A (de) | 1940-06-28 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2421043A (de) |
| BE (1) | BE468572A (de) |
| FR (1) | FR930638A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2831147A (en) * | 1948-04-06 | 1958-04-15 | Weber Joseph | Electronic frequency analyzer device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2190511A (en) * | 1938-03-01 | 1940-02-13 | Gen Electric | Ultra short wave system |
| NL61321C (de) * | 1939-09-13 | |||
| BE473833A (de) * | 1939-12-14 | |||
| US2220841A (en) * | 1940-03-30 | 1940-11-05 | Gen Electric | High-frequency detector |
| US2293180A (en) * | 1940-11-08 | 1942-08-18 | Int Standard Electric Corp | Detector system of the velocity modulation type |
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0
- BE BE468572D patent/BE468572A/xx unknown
-
1942
- 1942-09-09 US US457800A patent/US2421043A/en not_active Expired - Lifetime
-
1946
- 1946-07-13 FR FR930638D patent/FR930638A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2421043A (en) | 1947-05-27 |
| FR930638A (fr) | 1948-01-30 |