JPH0230620U - - Google Patents
Info
- Publication number
- JPH0230620U JPH0230620U JP10845888U JP10845888U JPH0230620U JP H0230620 U JPH0230620 U JP H0230620U JP 10845888 U JP10845888 U JP 10845888U JP 10845888 U JP10845888 U JP 10845888U JP H0230620 U JPH0230620 U JP H0230620U
- Authority
- JP
- Japan
- Prior art keywords
- horns
- array
- radiators
- antenna
- excited
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
- Aerials With Secondary Devices (AREA)
Description
第１図はこの考案の一実施例によるレーダ用ア
ンテナ装置を示す構成図、第２図は従来のレーダ
用アンテナ装置を示す構成図である。
図中１はアンテナの主反射鏡、２はアンテナの
副反射鏡、３は一次放射器、４は送信電力分配器
、５は受信電力合成器、６は送信機、７は受信機
、８はサーキユレータである。なお、図中同一符
号は同一、又は相当部分を示す。
FIG. 1 is a configuration diagram showing a radar antenna device according to an embodiment of this invention, and FIG. 2 is a configuration diagram showing a conventional radar antenna device. In the figure, 1 is the main reflector of the antenna, 2 is the sub-reflector of the antenna, 3 is the primary radiator, 4 is the transmission power divider, 5 is the reception power combiner, 6 is the transmitter, 7 is the receiver, and 8 is the It is a circulator. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
くはグレゴリアンアンテナにおいて、一次放射器
を４個のホーンを一列に配置する構造とし、前記
ホーンうち端から数えて１番目および３番目の２
個のホーンを、所定の電力比で励振するアレイ給
電放射器とし、同様に端から数えて２番目および
４番目の２個のホーンを、所定の電力比で励振す
るアレイ給電放射器とし、これを２対のアレイ給
電放射器をそれぞれ、送信用、受信用として使い
分けることを特徴とするアンテナ装置。 In a Cassegrain antenna or Gregorian antenna that transmits and receives, the primary radiator has a structure in which four horns are arranged in a row, and the first and third horns, counting from the end, are arranged in a row.
The horns are array-fed radiators that are excited at a predetermined power ratio, and similarly, the second and fourth horns counting from the end are array-fed radiators that are excited at a predetermined power ratio. An antenna device characterized in that two pairs of array feeding radiators are used for transmission and reception, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10845888U JPH0230620U (en) | 1988-08-18 | 1988-08-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10845888U JPH0230620U (en) | 1988-08-18 | 1988-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230620U true JPH0230620U (en) | 1990-02-27 |
Family
ID=31343807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10845888U Pending JPH0230620U (en) | 1988-08-18 | 1988-08-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230620U (en) |
-
1988
- 1988-08-18 JP JP10845888U patent/JPH0230620U/ja active Pending
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