JPH0285381U - - Google Patents
Info
- Publication number
- JPH0285381U JPH0285381U JP16461288U JP16461288U JPH0285381U JP H0285381 U JPH0285381 U JP H0285381U JP 16461288 U JP16461288 U JP 16461288U JP 16461288 U JP16461288 U JP 16461288U JP H0285381 U JPH0285381 U JP H0285381U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- amplifier
- power supply
- noise level
- fluctuating
- 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 2
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第１図は、この考案によるレーダー用受信機の
ブロツク図、第２図は、従来のレーダー用受信機
のブロツク図である。
図において、１はアンテナ、２はＲＦフロント
エンド、３はＩＦアンプ、４はＡＮＬ回路、５は
スイツチ、６は電源、７はフイードバツクループ
線路である。なお、図中同一あるいは相当部分に
は同一符号を付して示してある。
FIG. 1 is a block diagram of a radar receiver according to this invention, and FIG. 2 is a block diagram of a conventional radar receiver. In the figure, 1 is an antenna, 2 is an RF front end, 3 is an IF amplifier, 4 is an ANL circuit, 5 is a switch, 6 is a power supply, and 7 is a feedback loop line. It should be noted that the same or corresponding parts in the figures are indicated by the same reference numerals.
Claims (1)
Ｉｎｔｅｒｍｅｄｉａｔｅ Ｆｒｅｑｕｅｎｃｙ
）信号に変換するＲＦ（Ｒａｄｉｏ Ｆｒｅｑｕ
ｅｎｃｙ）フロントエンドと、そのＲＦフロント
エンドの出力信号を増幅するＩＦアンプと、その
ＩＦアンプの後に設置してある上記受信系の利得
が変動し信号ノイズレベルが変動するのを防止す
る自動ノイズレベル制御回路と、前述したＲＦフ
ロントエンド内の低雑音アンプに電圧を供給する
電源と、その電源をオン・オフするスイツチを備
えた事を特徴とするレーダー用受信機。 The received signal from the antenna is amplified and the IF (
Intermediate Frequency
) signal to be converted into RF (Radio Frequency) signal.
(ency) front end, an IF amplifier that amplifies the output signal of the RF front end, and an automatic noise level that prevents the signal noise level from fluctuating due to the gain of the receiving system installed after the IF amplifier fluctuating. A radar receiver comprising a control circuit, a power supply for supplying voltage to the low-noise amplifier in the RF front end, and a switch for turning on and off the power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16461288U JPH0285381U (en) | 1988-12-20 | 1988-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16461288U JPH0285381U (en) | 1988-12-20 | 1988-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0285381U true JPH0285381U (en) | 1990-07-04 |
Family
ID=31450375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16461288U Pending JPH0285381U (en) | 1988-12-20 | 1988-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0285381U (en) |
-
1988
- 1988-12-20 JP JP16461288U patent/JPH0285381U/ja active Pending
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