JPH02108416U - - Google Patents
Info
- Publication number
- JPH02108416U JPH02108416U JP1649189U JP1649189U JPH02108416U JP H02108416 U JPH02108416 U JP H02108416U JP 1649189 U JP1649189 U JP 1649189U JP 1649189 U JP1649189 U JP 1649189U JP H02108416 U JPH02108416 U JP H02108416U
- Authority
- JP
- Japan
- Prior art keywords
- array antenna
- slot array
- outer casing
- foam material
- 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.)
- Granted
Links
- 239000006261 foam material Substances 0.000 claims 2
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005388 cross polarization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Description
第１図は本考案を適用する２周波レーダ用スロ
ツトアレイアンテナの一実施例を示す縦断面図、
第２図はその組立工程の説明図、第３図はその動
トルク曲線、第４図、第５図は従来の複合レーダ
用スロツトアレイアンテナを示す縦断面図である
。
１，３１，３１ａ……外筐、１ｂ，１ｃ……誘
電体部、１０，３０……Ｓ帯スロツトアレイアン
テナ、１２……誘電体板、１３，２３……発泡材
、１４，２４，３４，３４ａ……反射板、１５，
２５，３５，３５ａ……スロツト動波管、１６，
２６，３６，３６ａ……交差偏波抑圧格子、１８
，２８，３８，３８ａ，３９……金具、２０，３
０ａ……Ｘ帯スロツトアレイアンテナ、３２，３
２ａ……誘電体。
FIG. 1 is a vertical sectional view showing an embodiment of a slot array antenna for two-frequency radar to which the present invention is applied;
FIG. 2 is an explanatory diagram of its assembly process, FIG. 3 is its dynamic torque curve, and FIGS. 4 and 5 are vertical sectional views showing a conventional slot array antenna for composite radar. 1, 31, 31a... Outer casing, 1b, 1c... Dielectric part, 10, 30... S-band slot array antenna, 12... Dielectric plate, 13, 23... Foaming material, 14, 24, 34, 34a...reflector, 15,
25, 35, 35a...slot wave tube, 16,
26, 36, 36a...Cross polarization suppression grating, 18
, 28, 38, 38a, 39...metal fittings, 20, 3
0a...X-band slot array antenna, 32,3
2a...Dielectric material.
Claims (1)
に互いに逆向きなＳ帯のスロツトアレイアンテナ
とＸ帯のスロツトアレイアンテナとを有し、Ｓ帯
スロツトアレイアンテナおよびＸ帯スロツトアレ
イアンテナは各スロツトアレイアンテナの電磁ホ
ーンと外筐とが形成する空間に充填された発泡材
によつて固定されて外筐と一体化してあり、Ｓ帯
スロツトアレイアンテナの電磁ホーン開口部の中
心近傍には発泡材で誘電体板が支持されているこ
とを特徴とする２周波レーダ用スロツトアレイア
ンテナ。 It has an S-band slot array antenna and an X-band slot array antenna that are oriented in opposite directions to each other inside an outer casing made of dielectric resin and having a parabolic vertical section. The array antenna is fixed with a foam material filled in the space formed by the electromagnetic horn of each slot array antenna and the outer casing, and is integrated with the outer casing. A slot array antenna for a two-frequency radar, characterized in that a dielectric plate is supported by a foam material near the center of the antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989016491U JP2513996Y2 (en) | 1989-02-15 | 1989-02-15 | Slot array antenna for dual frequency radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989016491U JP2513996Y2 (en) | 1989-02-15 | 1989-02-15 | Slot array antenna for dual frequency radar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02108416U true JPH02108416U (en) | 1990-08-29 |
| JP2513996Y2 JP2513996Y2 (en) | 1996-10-09 |
Family
ID=31229475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989016491U Expired - Fee Related JP2513996Y2 (en) | 1989-02-15 | 1989-02-15 | Slot array antenna for dual frequency radar |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2513996Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009024813A1 (en) * | 2007-08-22 | 2009-02-26 | Bae Systems Plc | Deployable lens antenna |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5735401A (en) * | 1980-08-12 | 1982-02-26 | Mitsubishi Electric Corp | Electromagnetic wave lens element |
| JPS60149224U (en) * | 1984-03-14 | 1985-10-03 | 株式会社トキメック | Slot array antenna device |
-
1989
- 1989-02-15 JP JP1989016491U patent/JP2513996Y2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5735401A (en) * | 1980-08-12 | 1982-02-26 | Mitsubishi Electric Corp | Electromagnetic wave lens element |
| JPS60149224U (en) * | 1984-03-14 | 1985-10-03 | 株式会社トキメック | Slot array antenna device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009024813A1 (en) * | 2007-08-22 | 2009-02-26 | Bae Systems Plc | Deployable lens antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2513996Y2 (en) | 1996-10-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |