BE511867A - - Google Patents
Info
- Publication number
- BE511867A BE511867A BE511867DA BE511867A BE 511867 A BE511867 A BE 511867A BE 511867D A BE511867D A BE 511867DA BE 511867 A BE511867 A BE 511867A
- 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
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/23—Combinations of reflecting surfaces with refracting or diffracting devices
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB13364/51A GB693263A (en) | 1951-06-05 | 1951-06-05 | Improvements in or relating to radio beam scanners |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE511867A true BE511867A (it) |
Family
ID=10021617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE511867D BE511867A (it) | 1951-06-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2728912A (it) |
| BE (1) | BE511867A (it) |
| FR (1) | FR1057717A (it) |
| GB (1) | GB693263A (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3305867A (en) * | 1963-11-05 | 1967-02-21 | Raytheon Co | Antenna array system |
| GB2268834B (en) * | 1980-12-04 | 1994-06-22 | Racal Mesl Ltd | Radar arrangements and methods of detecting different types of targets |
| DE3144466A1 (de) * | 1981-11-09 | 1983-07-07 | AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang | Steuerbare antennenanordnung |
| US5606334A (en) * | 1995-03-27 | 1997-02-25 | Amarillas; Sal G. | Integrated antenna for satellite and terrestrial broadcast reception |
| JP4407720B2 (ja) * | 2006-06-09 | 2010-02-03 | 日本電気株式会社 | 無線通信システム及び無線通信方法 |
| US7576701B2 (en) * | 2007-04-02 | 2009-08-18 | Raytheon Company | Rotating screen dual reflector antenna |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA479967A (en) * | 1952-01-01 | Raytheon Manufacturing Company | Antenna system | |
| US2530098A (en) * | 1945-05-03 | 1950-11-14 | Lester C Van Atta | Antenna |
| US2605414A (en) * | 1945-06-13 | 1952-07-29 | Keary Thomas Joseph | Fan beam radiator |
| US2479673A (en) * | 1945-08-20 | 1949-08-23 | Rca Corp | Directional microwave transmission system having dielectric lens |
| US2599895A (en) * | 1946-01-16 | 1952-06-10 | Us Navy | Eta-plane horn |
| US2629828A (en) * | 1946-03-05 | 1953-02-24 | Willoughby M Cady | Scanning device |
| GB629108A (en) * | 1946-03-21 | 1949-09-13 | Noel Meyer Rust | Improvements in or relating to radio mirrors |
| US2547416A (en) * | 1946-12-19 | 1951-04-03 | Bell Telephone Labor Inc | Dielectric lens |
| US2599763A (en) * | 1948-12-31 | 1952-06-10 | Bell Telephone Labor Inc | Directive antenna system |
| US2678393A (en) * | 1950-09-30 | 1954-05-11 | Raytheon Mfg Co | Radar scanning system |
-
0
- BE BE511867D patent/BE511867A/xx unknown
-
1951
- 1951-06-05 GB GB13364/51A patent/GB693263A/en not_active Expired
-
1952
- 1952-06-03 US US291475A patent/US2728912A/en not_active Expired - Lifetime
- 1952-06-05 FR FR1057717D patent/FR1057717A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1057717A (fr) | 1954-03-10 |
| US2728912A (en) | 1955-12-27 |
| GB693263A (en) | 1953-06-24 |