JPH0178969U - - Google Patents
Info
- Publication number
- JPH0178969U JPH0178969U JP1987175910U JP17591087U JPH0178969U JP H0178969 U JPH0178969 U JP H0178969U JP 1987175910 U JP1987175910 U JP 1987175910U JP 17591087 U JP17591087 U JP 17591087U JP H0178969 U JPH0178969 U JP H0178969U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- radar
- target
- tracking
- operation mode
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図は本考案の一実施例によるレーダ追尾回
路を有する追尾レーダを示すブロツク図、第２図
は従来のレーダ追尾回路を有する追尾レーダを示
すブロツク図、第３図は本考案の回路動作説明図
である。
図において、１は送信機、２は距離ゲート発生
器、３は距離ゲート、４は空中線、５は送受切替
器、６は受信機、７は距離誤差検出器、８はＡＧ
Ｃ回路、９はピーク検出器、１０はアンテナ駆動
装置、１１は角度誤差検出器、１２は距離データ
出力、１３は角度データ、１４はＡＧＣ電圧変化
検出器（判別回路）、１５は運用モード変更回路
、２０はレーダ追尾回路、３１は大きい受信波、
３２は小さい受信波、３３はＡＧＣ後の受信波、
３４は小さい受信波、３５は大きい妨害波、３６
はＡＧＣ後の受信波である。なお図中同一符号は
同一又は相当部分を示す。
Fig. 1 is a block diagram showing a tracking radar having a radar tracking circuit according to an embodiment of the present invention, Fig. 2 is a block diagram showing a tracking radar having a conventional radar tracking circuit, and Fig. 3 is a block diagram showing the circuit operation of the present invention. It is an explanatory diagram. In the figure, 1 is a transmitter, 2 is a distance gate generator, 3 is a distance gate, 4 is an antenna, 5 is a transmitter/receiver switch, 6 is a receiver, 7 is a distance error detector, and 8 is an AG
C circuit, 9 is a peak detector, 10 is an antenna drive device, 11 is an angle error detector, 12 is a distance data output, 13 is angle data, 14 is an AGC voltage change detector (discrimination circuit), 15 is an operation mode change circuit, 20 is a radar tracking circuit, 31 is a large received wave,
32 is a small received wave, 33 is a received wave after AGC,
34 is a small received wave, 35 is a large interference wave, 36
is the received wave after AGC. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
が目標の移動に追従するように制御するためのレ
ーダ追尾回路において、 目標からの反射信号の振幅を、目標の大きさや
目標の反射面積に依存しない一定の値にする自動
利得制御回路と、 該自動利得制御回路の制御電圧をモニタして妨
害の有無を判別する判別回路と 該判別回路からの指示でレーダ運用モードを変
更するレーダ運用モード変更回路とを備えたこと
を特徴とするレーダ追尾回路。[Claim for Utility Model Registration] In a radar tracking circuit for controlling the antenna direction and range gate of a tracking radar to follow the movement of a target, the amplitude of the reflected signal from the target is controlled based on the size of the target and the distance of the target. An automatic gain control circuit that maintains a constant value independent of the reflection area, a discrimination circuit that monitors the control voltage of the automatic gain control circuit to determine the presence or absence of interference, and changes the radar operation mode based on instructions from the discrimination circuit. A radar tracking circuit comprising a radar operation mode changing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175910U JPH0178969U (en) | 1987-11-18 | 1987-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175910U JPH0178969U (en) | 1987-11-18 | 1987-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0178969U true JPH0178969U (en) | 1989-05-26 |
Family
ID=31467686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987175910U Pending JPH0178969U (en) | 1987-11-18 | 1987-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0178969U (en) |
-
1987
- 1987-11-18 JP JP1987175910U patent/JPH0178969U/ja active Pending
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