BE507544A - - Google Patents
Info
- Publication number
- BE507544A BE507544A BE507544DA BE507544A BE 507544 A BE507544 A BE 507544A BE 507544D A BE507544D A BE 507544DA BE 507544 A BE507544 A BE 507544A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/24—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave constituted by a dielectric or ferromagnetic rod or pipe
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US259770A US2748386A (en) | 1951-12-04 | 1951-12-04 | Antenna systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE507544A true BE507544A (fi) |
Family
ID=22986301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE507544D BE507544A (fi) | 1951-12-04 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2748386A (fi) |
| BE (1) | BE507544A (fi) |
| FR (1) | FR1060816A (fi) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3017567A (en) * | 1957-12-03 | 1962-01-16 | Selco Exploration Company Ltd | Reconnaissance electromagnetic survey pack |
| US3845417A (en) * | 1958-02-21 | 1974-10-29 | Singer Co | Gyromagnetic circuit element |
| US3100893A (en) * | 1960-11-30 | 1963-08-13 | Helmut Brueckmann | Broad band vertical antenna with adjustable impedance matching network |
| US3372395A (en) * | 1963-11-13 | 1968-03-05 | Gen Electric | Vlf antenna |
| US3302208A (en) * | 1964-03-20 | 1967-01-31 | Hendrickson Alice | Dipole antenna including ferrite sleeves about the medial portions of its radiating elements |
| US3295137A (en) * | 1964-09-08 | 1966-12-27 | Collins Radio Co | Shortened folded monopole with radiation efficiency increased by ferrite loading |
| US3717877A (en) * | 1970-02-27 | 1973-02-20 | Sanders Associates Inc | Cavity backed spiral antenna |
| US3774221A (en) * | 1972-06-20 | 1973-11-20 | R Francis | Multielement radio-frequency antenna structure having linear and helical conductive elements |
| US3936834A (en) * | 1972-06-21 | 1976-02-03 | The United States Of America As Represented By The Secretary Of The Navy | High powered ferrite loaded helicopter antenna |
| US3922684A (en) * | 1973-08-30 | 1975-11-25 | Plessey Handel Investment Ag | Radio antennae encased in dielectric to reduce size |
| US3924238A (en) * | 1974-06-12 | 1975-12-02 | Plessey Co Ltd | Dipole antenna with dielectric casing |
| US4117493A (en) * | 1976-12-22 | 1978-09-26 | New-Tronics Corp. | Radio antenna |
| US4290070A (en) * | 1979-05-09 | 1981-09-15 | Osamu Tanaka | Magnetic loop antenna with diamagnetic properties |
| CA1222029A (en) * | 1983-05-05 | 1987-05-19 | Commonwealth Of Australia (The) | Transmission lines |
| GB2221097B (en) * | 1988-06-24 | 1992-11-25 | Nippon Antenna Kk | Automotive antenna |
| JP2559074B2 (ja) * | 1990-04-27 | 1996-11-27 | 株式会社クリエイティックジャパン | アンテナ素子 |
| US6657601B2 (en) * | 2001-12-21 | 2003-12-02 | Tdk Rf Solutions | Metrology antenna system utilizing two-port, sleeve dipole and non-radiating balancing network |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB592763A (en) * | 1945-04-13 | 1947-09-29 | Gen Electric Co Ltd | Improvements in aerial arrangements for radio signalling systems |
| US1710085A (en) * | 1926-02-20 | 1929-04-23 | Cooper George William | Fading and static eliminating radio antenna |
| FR641575A (fr) * | 1927-09-21 | 1928-08-07 | Appareil capteur d'ondes hertziennes | |
| GB430548A (en) * | 1934-06-28 | 1935-06-20 | Baxendale And Company Ltd | Improvements in wireless or radio aerials |
| US2311364A (en) * | 1939-04-03 | 1943-02-16 | Buschbeck Werner | Broad-band antenna |
| US2335969A (en) * | 1941-04-04 | 1943-12-07 | Johnson Lab Inc | Loop antenna system |
| US2438680A (en) * | 1943-03-11 | 1948-03-30 | Wladimir J Polydoroff | Loop antenna apparatus |
-
0
- BE BE507544D patent/BE507544A/xx unknown
-
1951
- 1951-12-03 FR FR1060816D patent/FR1060816A/fr not_active Expired
- 1951-12-04 US US259770A patent/US2748386A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2748386A (en) | 1956-05-29 |
| FR1060816A (fr) | 1954-04-06 |