JPH0915323A - Radar device - Google Patents

Radar device

Info

Publication number
JPH0915323A
JPH0915323A JP7161726A JP16172695A JPH0915323A JP H0915323 A JPH0915323 A JP H0915323A JP 7161726 A JP7161726 A JP 7161726A JP 16172695 A JP16172695 A JP 16172695A JP H0915323 A JPH0915323 A JP H0915323A
Authority
JP
Japan
Prior art keywords
radar
frequency
wave
radar device
frequency setting
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.)
Granted
Application number
JP7161726A
Other languages
Japanese (ja)
Other versions
JP3427365B2 (en
Inventor
Yoshihide Moriya
嘉英 森谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP16172695A priority Critical patent/JP3427365B2/en
Publication of JPH0915323A publication Critical patent/JPH0915323A/en
Application granted granted Critical
Publication of JP3427365B2 publication Critical patent/JP3427365B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Radar Systems Or Details Thereof (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

PURPOSE: To provide a stealth radar device which cannot be detected by a warning receiver on the other side. CONSTITUTION: A radar device 1 in own apparatus 7 receives and detects a radar wave of f2 in radar frequency emitting from a radar device 11 of the other's apparatus 10 that is different from own one of f1 in radar frequency, through a security receiver 3. Further, it is provided with a frequency setting part 6 which sets the same radar frequency as the radar frequency of f2 and a main part 5 which changes the frequency to the radar frequency of f2 and transmits the radar wave, and further performs reception processing of the emitted waves of the radar wave.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、ステルス性を有するレ
ーダ装置に関する。レーダ装置は、パルス又は連続波
(CW)のレーダ波を送信し、反射波を受信処理して障
害物の検出や目標物の検出,追跡等に適用されている。
又レーダ波を受信検出することにより、相手レーダ装置
が捜索していることを識別できるから、相手レーダ装置
に対して妨害波を送出して、相手レーダ装置を攪乱する
方式も知られている。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radar device having stealth property. The radar device is applied to detection of obstacles, detection of targets, tracking, etc. by transmitting radar waves of pulse or continuous wave (CW) and receiving processing of reflected waves.
Also, by receiving and detecting a radar wave, it is possible to identify that the other radar device is searching, so there is also known a method of sending an interfering wave to the other radar device to disturb the other radar device.

【0002】[0002]

【従来の技術】図4は従来例の説明図であり、30は自
装置(我装置)、40は相手装置(彼装置)、31,4
1はレーダ装置、32,42はアンテナ、33,43は
警戒受信装置、34,44はアンテナである。自装置3
0と相手装置40とは、地上或いは船舶,航空機等の移
動体に搭載される。又レーダ周波数は、通常、数GHz
或いは数10GHzの周波数が使用されている。又アン
テナ32,42,34,44は、それぞれレーダ装置の
使用目的や使用周波数に対応した構成を備えている。
2. Description of the Related Art FIG. 4 is an explanatory view of a conventional example.
1 is a radar device, 32 and 42 are antennas, 33 and 43 are warning receivers, and 34 and 44 are antennas. Own device 3
0 and the partner device 40 are mounted on the ground or a moving body such as a ship or an aircraft. The radar frequency is usually several GHz.
Alternatively, a frequency of several tens GHz is used. The antennas 32, 42, 34, and 44 are provided with configurations corresponding to the purpose and frequency of use of the radar device.

【0003】レーダ装置31のレーダ周波数をf1 、レ
ーダ装置41のレーダ周波数をf2とすると、警戒受信
装置33は、自装置30のレーダ装置31のレーダ波が
強力であり、且つ自装置のレーダ波を検出する必要がな
いから、レーダ周波数f1 のレーダ波を受信検出しない
が、それ以外のレーダ周波数のレーダ波を受信検出する
構成を備えており、例えば、受信周波数の掃引等によっ
てレーダ周波数f2 のレーダ波を受信検出すると、相手
レーダ装置41による捜索が行われていることが判るか
ら、相手装置40を警戒する警戒信号を出力する。
Assuming that the radar frequency of the radar device 31 is f 1 and the radar frequency of the radar device 41 is f 2 , the alert receiving device 33 has a strong radar wave of the radar device 31 of its own device 30 and Since it is not necessary to detect the radar wave, the radar wave of the radar frequency f 1 is not received and detected, but the radar wave of the other radar frequencies is received and detected. For example, the radar frequency is swept. When the radar wave of the frequency f 2 is received and detected, it is known that the search is being performed by the partner radar device 41, and therefore a warning signal for warning the partner device 40 is output.

【0004】又相手装置40に於ける警戒受信装置43
は、警戒受信装置33と同様に、レーダ装置41のレー
ダ周波数f2 を除く他のレーダ周波数のレーダ波を受信
検出する構成を備えており、例えば、レーダ周波数f1
のレーダ波を受信検出すると、レーダ装置31による捜
索が行われていることが判るから、警戒信号を出力す
る。
A warning receiver 43 in the partner device 40
Is equipped with a configuration for receiving and detecting radar waves of radar frequencies other than the radar frequency f 2 of the radar device 41, like the alert receiver 33, for example, the radar frequency f 1
When the radar wave of 1 is received and detected, it is known that the search by the radar device 31 is being performed, and therefore a warning signal is output.

【0005】[0005]

【発明が解決しようとする課題】レーダ装置31,41
は、レーダ波を送信し、その反射波を受信処理すること
により、相手側を捜索するもので、そのレーダ波を警戒
受信装置33,43によって受信検出することにより、
相互に相手側の存在を認識できることになる。従って、
相手側に気づかれないようにする為には、レーダ波を送
信しないことが考えられるが、相手側を捜索することが
困難となる。即ち、従来例に於いては、レーダ波を送信
して探索すると、相手側に存在を知られてしまうことに
なり、又レーダ波を送信しないと、相手側を探索するこ
とが困難となる問題があった。本発明は、レーダ波を送
信して探索するが、相手側に対してはステルス性を備え
た構成とすることを目的とする。
[Problems to be Solved by the Invention] Radar devices 31, 41
Is for searching the other side by transmitting a radar wave and receiving the reflected wave, and by receiving and detecting the radar wave by the alert receivers 33 and 43,
They will be able to recognize each other's existence. Therefore,
In order to prevent the other party from being noticed, it may be considered that the radar wave is not transmitted, but it becomes difficult to search for the other party. That is, in the conventional example, if a radar wave is transmitted and a search is performed, the other party will be made aware of its existence, and if the radar wave is not transmitted, it will be difficult to search for the other party. was there. An object of the present invention is to transmit a radar wave for searching, but to have a configuration having stealth property for the other party.

【0006】[0006]

【課題を解決するための手段】本発明のレーダ装置は、
図1を参照して説明すると、レーダ波を送信し、そのレ
ーダ波による反射波を受信処理するレーダ装置に於い
て、自レーダ装置1のレーダ周波数f1 と異なる相手レ
ーダ装置11のレーダ波を警戒受信装置3によって受信
検出して、相手レーダ装置11のレーダ周波数f2 と同
一のレーダ周波数に設定する周波数設定部6と、この周
波数設定部6により設定されたレーダ周波数によるレー
ダ波を送信し、且つこのレーダ波による反射波を受信処
理する本体部5とを備えている。
The radar apparatus according to the present invention comprises:
To describe with reference to FIG. 1, in a radar device that transmits a radar wave and receives and processes a reflected wave of the radar wave, a radar wave of a partner radar device 11 different from the radar frequency f 1 of the own radar device 1 is detected. The alert receiving device 3 receives and detects the frequency, and transmits the radar wave having the radar frequency set by the frequency setting part 6 for setting the same radar frequency as the radar frequency f 2 of the partner radar device 11. And a main body 5 that receives and processes the reflected wave of the radar wave.

【0007】又周波数設定部6は、複数の異なる周波数
の発振器と、警戒受信装置3からの周波数設定制御信号
によって相手レーダ装置11のレーダ周波数f2 と同一
の周波数の発振器を選択して切替接続する選択切替部と
を備えることができる。
Further, the frequency setting section 6 selects a plurality of oscillators having different frequencies and an oscillator having the same frequency as the radar frequency f 2 of the opponent radar device 11 in accordance with the frequency setting control signal from the warning receiver 3 to switch and connect. And a selection switching unit that operates.

【0008】又周波数設定部は、警戒受信装置3からの
周波数設定制御信号によって、電圧制御発振器の制御電
圧の切替え又は位相同期ループの分周比を切替える位相
同期回路を備えることができる。
Further, the frequency setting section can be provided with a phase locked loop circuit for switching the control voltage of the voltage controlled oscillator or the frequency division ratio of the phase locked loop according to the frequency setting control signal from the warning receiver 3.

【0009】[0009]

【作用】警戒受信装置3は、レーダ周波数f1 以外のレ
ーダ周波数のレーダ波を受信検出するものであり、例え
ば、相手レーダ装置11のレーダ周波数f2 のレーダ波
を受信検出すると、警戒信号を出力すると共に、周波数
設定部6に対して周波数設定制御信号を出力する。周波
数設定部6は、その周波数設定制御信号に従ってレーダ
周波数をf1 からf2 に設定変更する。従って、本体部
5からのレーダ波は、相手レーダ装置11と同一のレー
ダ周波数f2 となり、相手装置10の警戒受信装置13
によって受信検出されることはなくなる。即ち、レーダ
装置1を使用して相手側を捜索しても、相手装置10に
気づかれないステルス性を有するものとなる。
The alert receiver 3 receives and detects a radar wave having a radar frequency other than the radar frequency f 1. For example, when the radar wave having the radar frequency f 2 of the opponent radar device 11 is received and detected, an alert signal is generated. In addition to outputting, it outputs a frequency setting control signal to the frequency setting unit 6. The frequency setting unit 6 changes the radar frequency from f 1 to f 2 according to the frequency setting control signal. Therefore, the radar wave from the main body portion 5 has the same radar frequency f 2 as that of the partner radar device 11, and the alert receiver 13 of the partner device 10
Will no longer be received and detected. That is, even if the radar device 1 is used to search for the other party, the stealth property is not noticed by the other party device 10.

【0010】周波数設定部6は、警戒受信部3からの周
波数設定制御信号に従って、相手レーダ装置11のレー
ダ周波数f2 と同一の発振周波数の発振器を選択切替部
によって切替接続する。従って、本体部5から相手レー
ダ装置11のレーダ周波数f 2 と同一のレーダ周波数f
2 のレーダ波を送信するから、相手装置10の警戒受信
部13によって自装置のレーダ波が受信検出されること
はなくなる。
The frequency setting unit 6 is provided with the frequency from the warning receiving unit 3.
According to the wave number setting control signal, the radar of the partner radar device 11
Frequency fTwoSelect the oscillator with the same oscillation frequency as the switching unit
Switch connection by. Therefore, from the main body 5
Radar frequency f of the device 11 TwoSame radar frequency f
TwoSince the radar wave of the
That the radar wave of the device itself is received and detected by the unit 13
Disappears.

【0011】又周波数設定部6は、位相同期回路の構成
を備え、警戒受信部3からの周波数設定制御信号に従っ
て、電圧制御発振器の制御電圧を切替えるか、又は位相
同期ループに設けた分周器の分周比を切替えることによ
り、相手レーダ装置のレーダ周波数f2 と同一のレーダ
周波数f2 のレーダ波を送信するように切替えることが
できる。
Further, the frequency setting unit 6 has a structure of a phase locked loop circuit, and switches the control voltage of the voltage controlled oscillator according to the frequency setting control signal from the warning receiving unit 3 or a frequency divider provided in the phase locked loop. min by switching the division ratio can be switched to transmit the radar waves of the same radar frequency f 2 and the radar frequency f 2 of the opponent radar device.

【0012】[0012]

【実施例】図1は本発明の実施例の要部説明図であり、
1,11はレーダ装置、2,12はアンテナ、3,13
は警戒受信装置、4,14はアンテナ、5は本体部、6
は周波数設定部、7は自装置、10は相手装置である。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an explanatory view of essential parts of an embodiment of the present invention.
1, 11 are radar devices, 2, 12 are antennas, 3, 13
Is an alert receiver, 4, 14 are antennas, 5 is a main body, 6
Is a frequency setting unit, 7 is an own device, and 10 is a partner device.

【0013】警戒受信装置3は、自装置7のレーダ装置
1から送信するレーダ波のレーダ周波数を除いた他のレ
ーダ周波数のレーダ波を受信検出するもので、相手装置
10のレーダ装置11がレーダ周波数f2 のレーダ波を
送信している場合、警戒受信装置3は、このレーダ周波
数f2 のレーダ波を受信検出して警戒信号を出力すると
共に、周波数設定部6に周波数設定制御信号を加える。
The warning receiver 3 receives and detects radar waves of other radar frequencies except the radar frequency of the radar wave transmitted from the radar apparatus 1 of the own apparatus 7. When the radar wave of the frequency f 2 is being transmitted, the warning receiver 3 receives and detects the radar wave of the radar frequency f 2 and outputs a warning signal, and also adds a frequency setting control signal to the frequency setting unit 6. .

【0014】周波数設定部6は、警戒受信装置3からの
周波数設定制御信号によって、レーダ周波数をf2 に設
定する。従って、本体部5からレーダ周波数f2 のレー
ダ波が送信される。相手装置10の警戒受信装置13
は、レーダ周波数f2 のレーダ波を受信検出しない構成
であるから、自装置7のレーダ装置1によるレーダ波は
検出されないことになる。又警戒受信装置3は、周波数
設定部6に於けるレーダ周波数f2 の設定終了により、
そのレーダ周波数f2 のレーダ波の受信検出を行わない
ように切替える。
The frequency setting unit 6 sets the radar frequency to f 2 in response to the frequency setting control signal from the warning receiver 3. Therefore, the radar wave of the radar frequency f 2 is transmitted from the main body section 5. Warning receiver 13 of partner device 10
Has a configuration in which the radar wave of the radar frequency f 2 is not received and detected, so that the radar wave of the radar apparatus 1 of the own apparatus 7 is not detected. In addition, the alert receiver 3 completes the setting of the radar frequency f 2 in the frequency setting unit 6,
Switching is performed so that reception detection of the radar wave of the radar frequency f 2 is not performed.

【0015】図2は本発明の一実施例の周波数設定部の
説明図であり、図1と同一符号は同一部分を示し、20
は切替制御部、211 〜21n は周波数f1 〜fn の発
振器、22は選択切替部である。発振器211 〜21n
は、マイクロ波用の誘電共振発振器(DRO)等を用い
てそれぞれ異なる固定の周波数f1 〜fn を発生する構
成とする。又警戒受信装置3は、受信周波数の掃引によ
りレーダ波の有無とそのレーダ周波数とを検出し、レー
ダ波の受信検出により警戒信号を出力すると共に、周波
数設定部6の切替制御部20に周波数設定制御信号を加
える。
FIG. 2 is an explanatory diagram of a frequency setting unit according to an embodiment of the present invention. The same reference numerals as those in FIG.
Is a switching control unit, 21 1 to 21 n are oscillators with frequencies f 1 to f n , and 22 is a selection switching unit. Oscillators 21 1 to 21 n
Is configured to generate different fixed frequencies f 1 to f n by using a dielectric resonance oscillator (DRO) for microwaves or the like. Further, the warning receiver 3 detects the presence or absence of a radar wave and its radar frequency by sweeping the reception frequency, outputs a warning signal by detecting the reception of the radar wave, and sets the frequency in the switching control unit 20 of the frequency setting unit 6. Add control signal.

【0016】選択切替部22は、発振器211 〜21n
の何れか一つを選択接続するトランジスタ等によって構
成することができる。又切替制御部20は、選択切替部
22の構成に対応した論理回路やリードオンリメモリ
(ROM)等によって構成することができ、警戒受信装
置3からの周波数設定制御信号に従った選択切替部22
の制御信号を出力する。
The selection switching unit 22 includes oscillators 21 1 to 21 n.
It can be configured by a transistor or the like that selectively connects any one of the above. Further, the switching control unit 20 can be configured by a logic circuit or a read only memory (ROM) corresponding to the configuration of the selection switching unit 22, and the selection switching unit 22 according to the frequency setting control signal from the alert receiving device 3
Output a control signal.

【0017】例えば、警戒受信装置3によりレーダ周波
数f2 のレーダ波を受信検出すると、レーダ周波数f2
に設定することを示す周波数設定制御信号を切替制御部
20に加える。切替制御部20は周波数設定制御信号に
従って選択切替部22を制御し、周波数f2 の発振器2
2 を図示のように選択して切替接続する。それによっ
て、本体部(図1参照)からレーダ周波数f2 のレーダ
波が送信され、そのレーダ波による反射波の受信処理が
行われる。又切替制御部20は、周波数設定制御信号に
従った選択切替えが完了すると、その完了信号を警戒受
信装置3に送出し、警戒受信装置3は、レーダ周波数f
2 のレーダ波の受信検出を行わないように切替える。
[0017] For example, the alert receiver 3 receives detects radar waves of the radar frequencies f 2, radar frequency f 2
A frequency setting control signal indicating that the setting is performed is added to the switching control unit 20. The switching control unit 20 controls the selection switch unit 22 according to the frequency setting control signal, the oscillator frequency f 2
Select 1 2 as shown and switch and connect. Thereby, the radar wave of the radar frequency f 2 is transmitted from the main body (see FIG. 1), and the reception processing of the reflected wave by the radar wave is performed. Further, when the switching control unit 20 completes the selective switching according to the frequency setting control signal, the switching control unit 20 sends the completion signal to the alert receiving device 3, and the alert receiving device 3 receives the radar frequency f.
Switch so that reception detection of radar wave 2 is not performed.

【0018】図3は本発明の他の実施例の周波数設定部
の説明図であり、図1と同一符号は同一部分を示し、2
3は基準発振器、24は位相比較器、25はループフィ
ルタ、26は加算器、27は電圧制御発振器(VC
O)、28は可変分周器、29は設定制御部である。基
準発振器23と位相比較器24とループフィルタ25と
電圧制御発振器27と可変分周器28とにより位相同期
回路を構成している。
FIG. 3 is an explanatory view of a frequency setting section of another embodiment of the present invention, in which the same reference numerals as those in FIG.
3 is a reference oscillator, 24 is a phase comparator, 25 is a loop filter, 26 is an adder, and 27 is a voltage controlled oscillator (VC).
O), 28 is a variable frequency divider, and 29 is a setting controller. The reference oscillator 23, the phase comparator 24, the loop filter 25, the voltage controlled oscillator 27, and the variable frequency divider 28 constitute a phase synchronization circuit.

【0019】例えば、警戒受信装置3によりレーダ周波
数f2 のレーダ波を受信検出すると、前述の場合と同様
に、レーダ周波数f2 に設定することを示す周波数設定
信号を周波数設定部6の設定制御部29に加える。又可
変分周器28の分周比を切替えるか又は電圧制御発振器
27の制御電圧を切替えることにより、位相同期回路の
出力信号周波数を切替えることができる。
[0019] For example, upon receiving detection radar waves of the radar frequency f 2 by warning receiver 3, as in the case described above, the setting control of a frequency setting section 6 a frequency setting signal indicating a setting of the radar frequency f 2 Add to part 29. Further, the output signal frequency of the phase locked loop can be switched by switching the frequency division ratio of the variable frequency divider 28 or by switching the control voltage of the voltage controlled oscillator 27.

【0020】従って、設定制御部29は、周波数設定制
御信号に従って、制御電圧を切替えるように加算器に制
御電圧を加えるか又は可変分周器28の分周比を切替え
ることになる。それによって、位相同期回路の出力信号
周波数をf2 に切替えることができる。又電圧制御発振
器27の制御電圧の切替えと、可変分周器28の分周比
の切替えとを同時的に行うことにより、周波数設定を行
うこともできる。
Therefore, the setting control unit 29 adds the control voltage to the adder so as to switch the control voltage or switches the frequency division ratio of the variable frequency divider 28 according to the frequency setting control signal. Thereby, the output signal frequency of the phase locked loop can be switched to f 2 . Further, the frequency can be set by simultaneously switching the control voltage of the voltage controlled oscillator 27 and the frequency division ratio of the variable frequency divider 28.

【0021】自装置7のレーダ装置1のレーダ周波数
と、相手装置10のレーダ装置11のレーダ周波数とが
同一となることにより、相手装置10の警戒受信装置1
3によって自装置7の存在を認識されないことになる。
その場合、レーダ装置1は、パルスドップラーレーダ等
の構成によって、相手側の捜索が可能である。従って、
ステルス性を有するレーダ装置となる。
Since the radar frequency of the radar apparatus 1 of the own apparatus 7 and the radar frequency of the radar apparatus 11 of the opponent apparatus 10 are the same, the warning receiving apparatus 1 of the opponent apparatus 10
3 means that the existence of the own device 7 is not recognized.
In that case, the radar device 1 can search for the other party by a configuration such as a pulse Doppler radar. Therefore,
The radar device has stealth characteristics.

【0022】本発明は、前述の実施例のみに限定される
ものではなく、種々付加変更することができるものであ
り、パルスレーダのみでなく、パルスドップラーレーダ
やCWレーダにも適用可能である。又警戒受信装置3が
受信検出した相手レーダ装置のレーダ波について、例え
ば、敵味方識別が可能の場合、味方のレーダ波を受信検
出した場合には、レーダ周波数は前の状態を維持させる
ように制御することも可能である。
The present invention is not limited to the above-mentioned embodiment but can be variously added and modified, and can be applied not only to the pulse radar but also to the pulse Doppler radar and the CW radar. Regarding the radar wave of the partner radar device received and detected by the alert reception device 3, for example, when the enemy and ally can be identified, when the radar wave of the ally is received and detected, the radar frequency is maintained in the previous state. It is also possible to control.

【0023】[0023]

【発明の効果】以上説明したように、本発明は、自レー
ダ装置1のレーダ周波数と異なる相手レーダ装置11の
レーダ波を受信検出する警戒受信装置3からの周波数設
定制御信号を基に、そのレーダ波のレーダ周波数と同一
のレーダ周波数に設定するから、相手装置10の警戒受
信装置13によって自装置の存在を検出できないことに
なり、相手側に気づかれないようにして捜索を行うステ
ルス性を発揮することができる利点がある。
As described above, the present invention is based on the frequency setting control signal from the alert receiver 3 for receiving and detecting the radar wave of the opponent radar device 11 different from the radar frequency of the own radar device 1. Since the radar frequency is set to be the same as the radar frequency of the radar wave, the alert reception device 13 of the partner device 10 cannot detect the presence of the device itself, and stealth is performed so that the partner side does not notice it. There is an advantage that can be demonstrated.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の実施例の要部説明図である。FIG. 1 is an explanatory view of a main part of an embodiment of the present invention.

【図2】本発明の一実施例の周波数設定部の説明図であ
る。
FIG. 2 is an explanatory diagram of a frequency setting unit according to an embodiment of the present invention.

【図3】本発明の他の実施例の周波数設定部の説明図で
ある。
FIG. 3 is an explanatory diagram of a frequency setting unit according to another embodiment of the present invention.

【図4】従来例の説明図である。FIG. 4 is an explanatory diagram of a conventional example.

【符号の説明】[Explanation of symbols]

1,11 レーダ装置 2,12 アンテナ 3,13 警戒受信装置 4,14 アンテナ 5 本体部 6 周波数設定部 7 自装置 10 相手装置 1,11 Radar device 2,12 Antenna 3,13 Warning receiver 4,14 Antenna 5 Main body 6 Frequency setting unit 7 Own device 10 Opponent device

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 レーダ波を送信し、該レーダ波による反
射波を受信処理するレーダ装置に於いて、 自レーダ装置のレーダ周波数と異なる相手レーダ装置の
レーダ波を警戒受信装置によって受信検出して、前記相
手レーダ装置のレーダ周波数と同一のレーダ周波数に設
定する周波数設定部と、 該周波数設定部により設定されたレーダ周波数によるレ
ーダ波を送信し、且つ該レーダ波による反射波を受信処
理する本体部とを備えたことを特徴とするレーダ装置。
1. A radar device for transmitting a radar wave and receiving and processing a reflected wave of the radar wave, wherein a radar wave of a partner radar device different from the radar frequency of the own radar device is received and detected by a warning receiver. A frequency setting unit for setting the same radar frequency as the radar frequency of the partner radar device, and a main body for transmitting a radar wave with the radar frequency set by the frequency setting unit and receiving a reflected wave with the radar wave And a radar unit.
【請求項2】 前記周波数設定部は、複数の異なる周波
数の発振器と、前記警戒受信装置からの周波数設定制御
信号によって前記相手レーダ装置のレーダ周波数と同一
の周波数の発振器を選択して切替接続する選択切替部と
からなることを特徴とする請求項1記載のレーダ装置。
2. The frequency setting unit selects and connects a plurality of oscillators having different frequencies and an oscillator having the same frequency as the radar frequency of the partner radar device by a frequency setting control signal from the alert receiver. The radar device according to claim 1, comprising a selection switching unit.
【請求項3】 前記周波数設定部は、前記警戒受信装置
からの周波数設定制御信号によって、電圧制御発振器の
制御電圧の切替え又は位相同期ループの分周比を切替え
る位相同期回路を備えていることを特徴とする請求項1
記載のレーダ装置。
3. The frequency setting unit includes a phase-locked circuit that switches a control voltage of a voltage-controlled oscillator or a frequency division ratio of a phase-locked loop according to a frequency setting control signal from the alert receiver. Claim 1 characterized by
The described radar device.
JP16172695A 1995-06-28 1995-06-28 Radar equipment Expired - Fee Related JP3427365B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16172695A JP3427365B2 (en) 1995-06-28 1995-06-28 Radar equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16172695A JP3427365B2 (en) 1995-06-28 1995-06-28 Radar equipment

Publications (2)

Publication Number Publication Date
JPH0915323A true JPH0915323A (en) 1997-01-17
JP3427365B2 JP3427365B2 (en) 2003-07-14

Family

ID=15740725

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16172695A Expired - Fee Related JP3427365B2 (en) 1995-06-28 1995-06-28 Radar equipment

Country Status (1)

Country Link
JP (1) JP3427365B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007322260A (en) * 2006-06-01 2007-12-13 Mitsubishi Electric Corp Multi-frequency oscillation device
KR101300649B1 (en) * 2013-02-28 2013-08-27 국방과학연구소 A method of extracting jitter pri pulsetrain of radar signal using adaptive histogram, and a apparatus of extracting jitter pri pulsetrain of radar signal using the same

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JPS5947879U (en) * 1982-09-22 1984-03-30 三菱電機株式会社 radar device
JPS60162200A (en) * 1984-02-02 1985-08-23 三菱電機株式会社 Electronic warfare system
JPH0335187A (en) * 1989-06-30 1991-02-15 Mitsubishi Heavy Ind Ltd Radio altimeter of frequency variable type
JPH04123000U (en) * 1991-04-03 1992-11-05 三菱電機株式会社 proximity fuze
JPH052087U (en) * 1991-01-17 1993-01-14 三菱電機株式会社 Radar signal generator
JPH054064U (en) * 1991-04-10 1993-01-22 三菱電機株式会社 Radar equipment
JPH054065U (en) * 1991-04-11 1993-01-22 三菱電機株式会社 Radar equipment
JPH0557683U (en) * 1992-01-10 1993-07-30 三菱電機株式会社 Radar equipment
JPH07128434A (en) * 1993-10-29 1995-05-19 Fujitsu Ltd Navigation equipment and aircraft

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947879U (en) * 1982-09-22 1984-03-30 三菱電機株式会社 radar device
JPS60162200A (en) * 1984-02-02 1985-08-23 三菱電機株式会社 Electronic warfare system
JPH0335187A (en) * 1989-06-30 1991-02-15 Mitsubishi Heavy Ind Ltd Radio altimeter of frequency variable type
JPH052087U (en) * 1991-01-17 1993-01-14 三菱電機株式会社 Radar signal generator
JPH04123000U (en) * 1991-04-03 1992-11-05 三菱電機株式会社 proximity fuze
JPH054064U (en) * 1991-04-10 1993-01-22 三菱電機株式会社 Radar equipment
JPH054065U (en) * 1991-04-11 1993-01-22 三菱電機株式会社 Radar equipment
JPH0557683U (en) * 1992-01-10 1993-07-30 三菱電機株式会社 Radar equipment
JPH07128434A (en) * 1993-10-29 1995-05-19 Fujitsu Ltd Navigation equipment and aircraft

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007322260A (en) * 2006-06-01 2007-12-13 Mitsubishi Electric Corp Multi-frequency oscillation device
KR101300649B1 (en) * 2013-02-28 2013-08-27 국방과학연구소 A method of extracting jitter pri pulsetrain of radar signal using adaptive histogram, and a apparatus of extracting jitter pri pulsetrain of radar signal using the same

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