JPH0221170B2 - - Google Patents
Info
- Publication number
- JPH0221170B2 JPH0221170B2 JP55074549A JP7454980A JPH0221170B2 JP H0221170 B2 JPH0221170 B2 JP H0221170B2 JP 55074549 A JP55074549 A JP 55074549A JP 7454980 A JP7454980 A JP 7454980A JP H0221170 B2 JPH0221170 B2 JP H0221170B2
- Authority
- JP
- Japan
- Prior art keywords
- support
- waves
- wavelength
- plane
- wave
- 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 - Lifetime
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 |
|---|---|---|---|
| JP7454980A JPS56169907A (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 |
|---|---|---|---|
| JP7454980A JPS56169907A (en) | 1980-06-03 | 1980-06-03 | Antenna device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56169907A JPS56169907A (en) | 1981-12-26 |
| JPH0221170B2 true JPH0221170B2 (enrdf_load_stackoverflow) | 1990-05-14 |
Family
ID=13550435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7454980A Granted JPS56169907A (en) | 1980-06-03 | 1980-06-03 | Antenna device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56169907A (enrdf_load_stackoverflow) |
Family Cites Families (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 |
-
1980
- 1980-06-03 JP JP7454980A patent/JPS56169907A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56169907A (en) | 1981-12-26 |