BE479624A - - Google Patents
Info
- Publication number
- BE479624A BE479624A BE479624DA BE479624A BE 479624 A BE479624 A BE 479624A BE 479624D A BE479624D A BE 479624DA BE 479624 A BE479624 A BE 479624A
- Authority
- BE
- Belgium
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/04—Coupling devices of the waveguide type with variable factor of coupling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/02—Waveguide horns
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C7/00—Modulating electromagnetic waves
- H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Particle Accelerators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US454710A US2683251A (en) | 1942-08-13 | 1942-08-13 | High-frequency electromagnetic wave transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE479624A true BE479624A (US20080293856A1-20081127-C00150.png) |
Family
ID=23805750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE479624D BE479624A (US20080293856A1-20081127-C00150.png) | 1942-08-13 |
Country Status (4)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2810125A (en) * | 1954-02-18 | 1957-10-15 | Hughes Aircraft Co | Prepulse protection of radar mixer crystals |
| US2903613A (en) * | 1955-05-13 | 1959-09-08 | Sam Robbins Inc | Apparatus for and method of wave guide energy transmission modulation, control and cut-off |
| US2876351A (en) * | 1955-08-29 | 1959-03-03 | Sanders Associates Inc | Ionic time-delay apparatus |
| US3087129A (en) * | 1960-02-25 | 1963-04-23 | Mario A Maury | Centerless coaxial connector |
| CA2436172A1 (en) * | 2002-07-30 | 2004-01-30 | Kevin John Bateman | System and method for displaying a nutritional program |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2106770A (en) * | 1938-02-01 | Apparatus and method fob receiving | ||
| US1035958A (en) * | 1911-05-26 | 1912-08-20 | Emile Girardeau | Protective apparatus for radiotelegraphic stations. |
| NL54626C (US20080293856A1-20081127-C00150.png) * | 1936-05-19 | |||
| US2153728A (en) * | 1936-10-07 | 1939-04-11 | American Telephone & Telegraph | Ultra high frequency signaling |
| US2276247A (en) * | 1939-09-27 | 1942-03-10 | Gen Electric | High frequency modulationg system |
| US2253503A (en) * | 1938-08-06 | 1941-08-26 | Bell Telephone Labor Inc | Generation and transmission of high frequency oscillations |
| US2316151A (en) * | 1939-01-09 | 1943-04-13 | Research Corp | Electromagnetic horn |
| US2235010A (en) * | 1939-09-16 | 1941-03-18 | Bell Telephone Labor Inc | Ultra-short wave transmitting and receiving system |
| US2368031A (en) * | 1940-03-15 | 1945-01-23 | Bell Telephone Labor Inc | Electron discharge device |
| US2241976A (en) * | 1940-04-25 | 1941-05-13 | Gen Electric | High frequency apparatus |
-
0
- BE BE479624D patent/BE479624A/xx unknown
-
1942
- 1942-08-13 US US454710A patent/US2683251A/en not_active Expired - Lifetime
-
1947
- 1947-02-19 GB GB4859/47A patent/GB674022A/en not_active Expired
- 1947-08-19 FR FR952148D patent/FR952148A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR952148A (fr) | 1949-11-09 |
| US2683251A (en) | 1954-07-06 |
| GB674022A (en) | 1952-06-18 |
