JPH0383885U - - Google Patents
Info
- Publication number
- JPH0383885U JPH0383885U JP14475089U JP14475089U JPH0383885U JP H0383885 U JPH0383885 U JP H0383885U JP 14475089 U JP14475089 U JP 14475089U JP 14475089 U JP14475089 U JP 14475089U JP H0383885 U JPH0383885 U JP H0383885U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- pulses
- transmitter
- output power
- waveguide
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図はこの考案の一実施例のブロツク図、第
２図は従来のレーダ受信装置の一例のブロツク図
で、１……アンテナ、２……サーキユレータ、３
……レーダ送信機、４……パツシブ型ＴＲ管、５
……可変減衰器、６……低雑音増幅器、９……導
波管シヤツタ、１０……方向性結合器、１１……
検波器、１２……パルス検出回路、１３……駆動
回路、１４……タイマ回路である。なお、図中同
一符号は同一または相当部分を示す。
Fig. 1 is a block diagram of an embodiment of this invention, and Fig. 2 is a block diagram of an example of a conventional radar receiving device.
...Radar transmitter, 4...Passive type TR tube, 5
... variable attenuator, 6 ... low noise amplifier, 9 ... waveguide shutter, 10 ... directional coupler, 11 ...
Detector, 12... pulse detection circuit, 13... drive circuit, 14... timer circuit. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
換器と、この送受切換器を経由して受信機側へ過
大入力が伝送されるのを阻止するパツシブ型ＴＲ
管と、このＴＲ管の出力電力をオン／オフする導
波管シヤツタと、この導波管シヤツタの出力電力
を減衰する可変減衰器とこの可変減衰器の出力電
力を増幅する低雑音増幅器と、上記ＴＲ管と導波
管シヤツタの間に接続した方向性結合器と、この
方向性結合器の出力よりパルスを検出するパルス
検出回路と、パルス間の時間を計測するタイマ回
路と、上記パルス検出回路とタイマ回路の出力に
より導波管シヤツタを駆動する駆動回路を備えた
ことを特徴とするレーダ受信装置。 A transmitter/receiver switch connected between the radar transmitter and the antenna, and a passive type TR that prevents excessive input from being transmitted to the receiver side via the transmitter/receiver switcher.
a waveguide shutter that turns on/off the output power of the TR tube, a variable attenuator that attenuates the output power of the waveguide shutter, and a low-noise amplifier that amplifies the output power of the variable attenuator. A directional coupler connected between the TR tube and the waveguide shutter, a pulse detection circuit that detects pulses from the output of the directional coupler, a timer circuit that measures the time between pulses, and the pulse detection circuit that detects the pulses. A radar receiving device comprising a drive circuit that drives a waveguide shutter using the outputs of the circuit and the timer circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14475089U JPH0383885U (en) | 1989-12-15 | 1989-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14475089U JPH0383885U (en) | 1989-12-15 | 1989-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0383885U true JPH0383885U (en) | 1991-08-26 |
Family
ID=31691429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14475089U Pending JPH0383885U (en) | 1989-12-15 | 1989-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0383885U (en) |
-
1989
- 1989-12-15 JP JP14475089U patent/JPH0383885U/ja active Pending