JPS641964B2 - - Google Patents
Info
- Publication number
- JPS641964B2 JPS641964B2 JP15565680A JP15565680A JPS641964B2 JP S641964 B2 JPS641964 B2 JP S641964B2 JP 15565680 A JP15565680 A JP 15565680A JP 15565680 A JP15565680 A JP 15565680A JP S641964 B2 JPS641964 B2 JP S641964B2
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- sub
- array antenna
- phase
- element antenna
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/02—Details
- H01Q19/021—Means for reducing undesirable effects
- H01Q19/027—Means for reducing undesirable effects for compensating or reducing aperture blockage
-
- 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
- H01Q3/2658—Phased-array fed focussing structure
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15565680A JPS5779701A (en) | 1980-11-05 | 1980-11-05 | Antenna device |
US06/317,847 US4500882A (en) | 1980-11-05 | 1981-11-03 | Antenna system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15565680A JPS5779701A (en) | 1980-11-05 | 1980-11-05 | Antenna device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5779701A JPS5779701A (en) | 1982-05-19 |
JPS641964B2 true JPS641964B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-01-13 |
Family
ID=15610729
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15565680A Granted JPS5779701A (en) | 1980-11-05 | 1980-11-05 | Antenna device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5779701A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0355259U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-10-04 | 1991-05-28 | ||
JPH0585016A (ja) * | 1991-09-25 | 1993-04-06 | Roland Tec Kk | プリンター用防振台 |
-
1980
- 1980-11-05 JP JP15565680A patent/JPS5779701A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0355259U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-10-04 | 1991-05-28 | ||
JPH0585016A (ja) * | 1991-09-25 | 1993-04-06 | Roland Tec Kk | プリンター用防振台 |
Also Published As
Publication number | Publication date |
---|---|
JPS5779701A (en) | 1982-05-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4381509A (en) | Cylindrical microwave lens antenna for wideband scanning applications | |
US4972199A (en) | Low cross-polarization radiator of circularly polarized radiation | |
US3435453A (en) | Sidelobe cancelling system for array type target detectors | |
US4376940A (en) | Antenna arrangements for suppressing selected sidelobes | |
JPH10160838A (ja) | 多ビーム車両レーダシステム | |
US4101902A (en) | Electronic scanning antenna | |
JPH0669713A (ja) | 整相周波数ステアリング形アンテナアレイ | |
US6411255B2 (en) | Reflector antenna comprising a plurality of panels | |
US4364052A (en) | Antenna arrangements for suppressing selected sidelobes | |
US3757333A (en) | Receiving antenna system | |
GB2034525A (en) | Improvements in or relating to microwave transmission systems | |
US6906665B1 (en) | Cluster beam-forming system and method | |
US4500882A (en) | Antenna system | |
JPH06291535A (ja) | アレイアンテナ | |
US4509055A (en) | Blockage-free space fed antenna | |
JPS641964B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
US4001837A (en) | Dual scan corner reflector antenna | |
US3718933A (en) | Microwave antenna | |
EP1301804A2 (en) | Simultaneous nulling in low sidelobe sum and difference antenna beam patterns | |
JPH10322121A (ja) | アレイ給電反射鏡アンテナ | |
US6078287A (en) | Beam forming network incorporating phase compensation | |
JPS6382003A (ja) | 送受共用マルチビ−ムアンテナ装置 | |
GB1558794A (en) | Electronic scanning antenna | |
JPH0629719A (ja) | フェーズドアレーアンテナ | |
JP2685117B2 (ja) | 電子走査アンテナ |