JPS62148975U - - Google Patents
Info
- Publication number
- JPS62148975U JPS62148975U JP3580486U JP3580486U JPS62148975U JP S62148975 U JPS62148975 U JP S62148975U JP 3580486 U JP3580486 U JP 3580486U JP 3580486 U JP3580486 U JP 3580486U JP S62148975 U JPS62148975 U JP S62148975U
- Authority
- JP
- Japan
- Prior art keywords
- interference
- tracking
- waves
- mode
- gate
- 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 16
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Radar Systems Or Details Thereof (AREA)
Description
第1図はこの考案の一実施例を示す構成図、第
2図は妨害波表示回路8、ゲート作成回路9、ト
リガ切替回路10、時定数切替回路11及び妨害
波検出回路12、移動範囲制限回路13の一例と
しての回路構成図、第3図は従来及び挿索モード
時の妨害波検出ゲートのタイムチヤート、第4図
はこの考案による追尾モード時の妨害波検出ゲー
トのタイムチヤート、第5図は従来のレーダ装置
の構成図である。
図において1はアンテナ、2は送信機部、3は
TR部、4はミキサ、4はローカル信号発生部、
6は受信機部、7は信号処理部、8は妨害波表示
部、9はゲート作成回路、10はトリガ切替回路
、11は時定数切替回路、12は妨害波検出回路
、13は移動範囲制限回路、14は受信ビデオ入
力、15は追尾状態を知らせるステータス信号、
16は送信プリトリガ、17は捕捉(前)ゲート
信号入力、18はレンジゲート信号、19は捕捉
(後)ゲート信号入力、20は追尾(前)ゲート
信号入力、21は追尾(後)ゲート信号入力、2
2はビデオ分配器、23A〜23Cはゲート回路
、24A〜24Jはバツフアアンプ、25A〜2
5Cはストレツチ回路、26A〜26Cは比較回
路、27は基準電圧、28A〜28Fはアンド回
路、29A〜29Bはオア回路、30はインバー
タ回路、31A〜31Cはランプドライバー回路
、32〜34は表示ランプ、35A〜35Bはセ
レクタ回路、36A〜36Fはモノステープルマ
ルチバイブレータ、37A〜37Cは時定数切替
回路、38A〜38Fは可変抵抗器、39は可動
範囲を決めるゲート信号、40は送信トリガ、4
1は従来の妨害波検出ゲート、42A〜42Cは
挿索モード時の検出ゲート、43は追尾目標、4
4A〜44Cは追尾モード時の妨害波検出ゲート
信号である。なお、図中同一或いは相当部分には
同一符号を付してある。
Fig. 1 is a block diagram showing an embodiment of this invention, and Fig. 2 shows an interference wave display circuit 8, a gate creation circuit 9, a trigger switching circuit 10, a time constant switching circuit 11, an interference wave detection circuit 12, and movement range limitations. A circuit configuration diagram as an example of the circuit 13, FIG. 3 is a time chart of the interference wave detection gate in the conventional and interpolation mode, FIG. 4 is a time chart of the interference wave detection gate in the tracking mode according to this invention, and FIG. The figure is a configuration diagram of a conventional radar device. In the figure, 1 is an antenna, 2 is a transmitter section, 3 is a TR section, 4 is a mixer, 4 is a local signal generation section,
6 is a receiver section, 7 is a signal processing section, 8 is an interference wave display section, 9 is a gate creation circuit, 10 is a trigger switching circuit, 11 is a time constant switching circuit, 12 is an interference wave detection circuit, and 13 is a movement range limiter. circuit; 14 is a received video input; 15 is a status signal indicating the tracking state;
16 is a transmission pre-trigger, 17 is an acquisition (front) gate signal input, 18 is a range gate signal, 19 is an acquisition (rear) gate signal input, 20 is a tracking (front) gate signal input, 21 is a tracking (rear) gate signal input ,2
2 is a video distributor, 23A to 23C are gate circuits, 24A to 24J are buffer amplifiers, 25A to 2
5C is a stretch circuit, 26A to 26C are comparison circuits, 27 is a reference voltage, 28A to 28F are AND circuits, 29A to 29B are OR circuits, 30 is an inverter circuit, 31A to 31C are lamp driver circuits, 32 to 34 are display lamps , 35A to 35B are selector circuits, 36A to 36F are mono staple multivibrators, 37A to 37C are time constant switching circuits, 38A to 38F are variable resistors, 39 is a gate signal that determines the movable range, 40 is a transmission trigger, 4
1 is a conventional interference wave detection gate, 42A to 42C are detection gates in interpolation mode, 43 is a tracking target, 4
4A to 44C are interference wave detection gate signals in the tracking mode. Note that the same or corresponding parts in the figures are given the same reference numerals.
Claims (1)
目標からの妨害波をも検知する機能を有するレー
ダ装置において、送信電波を外部に放射し、目標
からの反射波や妨害波を受信する送受信共用のア
ンテナと、高周波電力パルスを作成する送信機部
と、上記送信機部からの電波の送信と上記アンテ
ナからの受信電波を受信するための切り替えを行
う送信切替部と、上記送受切替部から入力される
受信電波を中間周波数に周波数変換を行う周波数
ミキサと、上記受信電波を中間周波数に変換する
ためのローカル信号を作成するローカル信号発生
部と、上記周波数ミキサ出力を増幅した後ビデオ
信号として出力する受信機部と、上記受信機部出
力を受けて距離追尾や角度追尾の処理や各種ゲー
トやトリガを作成する信号処理部と、上記受信機
部の出力を入力し、その信号の中に存在する妨害
波を捜索モード時と追尾モード時とに分けて検出
し、しかも両モードともその種類をも判別して検
出する妨害波検出回路と、上記信号処理部からの
信号を受けて挿索モード時には有効受信範囲内の
任意の位置に複数個の妨害波検出ゲートを作成し
、追尾モード時には追尾ゲートの前後に複数個の
妨害波検出ゲートを作成するゲート作成回路と、
捜索モード時と追尾モード時の妨害波検出ゲート
作成用のトリガの切り替えを行うトリガ切替回路
と、追尾モードと挿索モードの時の妨害波検出ゲ
ート作成用の時定数の切替えと、さらに挿索モー
ド時には有効受信範囲内において、また追尾目標
付近の或る範囲内において妨害波検出ゲートの位
置を可変させることができる時定数切替回路と、
追尾モード時の検出ゲートの移動範囲を制限する
移動範囲制限回路と、上記妨害波検出回路出力を
受けて妨害波の有無だけでなく種類をも表示する
妨害波表示部とで構成されていることを特徴とす
るレーダ装置。 It not only has a target detection or tracking function, but also
In a radar device that has the function of detecting interference waves from a target, there is a transmitting and receiving antenna that emits the transmitted radio waves to the outside and receives reflected waves and interference waves from the target, and a transmitter unit that creates high-frequency power pulses. and a transmission switching unit that performs switching between transmitting radio waves from the transmitter unit and receiving radio waves from the antenna, and a frequency that converts the received radio waves input from the transmission and reception switching unit into an intermediate frequency. a mixer, a local signal generation section that creates a local signal for converting the received radio wave to an intermediate frequency, a receiver section that amplifies the output of the frequency mixer and then outputs it as a video signal, and a receiver section that receives the output of the receiver section. A signal processing section that processes distance tracking and angle tracking and creates various gates and triggers, and the output of the receiver section mentioned above are input, and the interference waves present in the signal are processed in search mode and tracking mode. There is also an interference wave detection circuit that detects interference waves separately and also distinguishes the type in both modes. a gate creation circuit that creates an interference wave detection gate and creates a plurality of interference wave detection gates before and after the tracking gate in tracking mode;
A trigger switching circuit that switches the trigger for creating an interference detection gate in search mode and tracking mode, and a trigger switching circuit that switches the time constant for creating an interference detection gate in tracking mode and interpolation mode, and also performs interrogation. a time constant switching circuit that can vary the position of the interference wave detection gate within the effective reception range and within a certain range near the tracking target when in the mode;
Consisting of a movement range limiting circuit that limits the movement range of the detection gate in tracking mode, and an interference wave display section that receives the output of the interference wave detection circuit and displays not only the presence or absence of interference waves but also the type thereof. A radar device featuring:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3580486U JPS62148975U (en) | 1986-03-12 | 1986-03-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3580486U JPS62148975U (en) | 1986-03-12 | 1986-03-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62148975U true JPS62148975U (en) | 1987-09-21 |
Family
ID=30845624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3580486U Pending JPS62148975U (en) | 1986-03-12 | 1986-03-12 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62148975U (en) |
-
1986
- 1986-03-12 JP JP3580486U patent/JPS62148975U/ja active Pending