JPS56169904A - Antenna device - Google Patents
Antenna deviceInfo
- Publication number
- JPS56169904A JPS56169904A JP7454680A JP7454680A JPS56169904A JP S56169904 A JPS56169904 A JP S56169904A JP 7454680 A JP7454680 A JP 7454680A JP 7454680 A JP7454680 A JP 7454680A JP S56169904 A JPS56169904 A JP S56169904A
- Authority
- JP
- Japan
- Prior art keywords
- support
- wavelength
- construction
- waves
- edges
- 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.)
- Granted
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
- H01Q19/10—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 using reflecting surfaces
- H01Q19/12—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 using reflecting surfaces wherein the surfaces are concave
Landscapes
- Aerials With Secondary Devices (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7454680A JPS56169904A (en) | 1980-06-03 | 1980-06-03 | Antenna device |
CA000378683A CA1172354A (en) | 1980-06-03 | 1981-05-29 | Microwave antenna having improved wide angle radiation characteristics |
US06/269,216 US4369448A (en) | 1980-06-03 | 1981-06-02 | Microwave antenna with radiation scattering support member elements |
GB8116783A GB2081023B (en) | 1980-06-03 | 1981-06-02 | Reflector antenna |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7454680A JPS56169904A (en) | 1980-06-03 | 1980-06-03 | Antenna device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56169904A true JPS56169904A (en) | 1981-12-26 |
JPH0221167B2 JPH0221167B2 (enrdf_load_stackoverflow) | 1990-05-14 |
Family
ID=13550355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7454680A Granted JPS56169904A (en) | 1980-06-03 | 1980-06-03 | Antenna device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56169904A (enrdf_load_stackoverflow) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105343A (en) * | 1977-02-26 | 1978-09-13 | Nippon Telegr & Teleph Corp <Ntt> | Antenna unit |
JPS53105434A (en) * | 1977-02-25 | 1978-09-13 | Nippon Kayaku Co Ltd | Separation of dichlorobenzene isomers |
JPS54134959A (en) * | 1978-04-12 | 1979-10-19 | Mitsubishi Electric Corp | Radio-wave shielding board |
-
1980
- 1980-06-03 JP JP7454680A patent/JPS56169904A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105434A (en) * | 1977-02-25 | 1978-09-13 | Nippon Kayaku Co Ltd | Separation of dichlorobenzene isomers |
JPS53105343A (en) * | 1977-02-26 | 1978-09-13 | Nippon Telegr & Teleph Corp <Ntt> | Antenna unit |
JPS54134959A (en) * | 1978-04-12 | 1979-10-19 | Mitsubishi Electric Corp | Radio-wave shielding board |
Also Published As
Publication number | Publication date |
---|---|
JPH0221167B2 (enrdf_load_stackoverflow) | 1990-05-14 |
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