JPH0279484U - - Google Patents

Description

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

第１図は、この考案の実施例を示す構成図、第
２図は、この考案の一実施例を示す図、第３図は
この考案のデイスクリミネータ信号発生部の各信
号の状態を示すタイミング図、第４図は、従来の
レーダ装置の構成図、第５図は、従来のレーダ装
置におけるタイミング図である。 図において、１は送受信共用のアンテナ、２は
送信機部、３はＴＲ部、４はＭＩＸ、５はＬ／Ｏ
部、６は受信機部、７は信号処理部、８は妨害波
表示部、９はデイスクリミネータ信号発生部、１
０はＲＡＮＧＥ部、１１はＡＺ部、１２はＥＬ部
、１３はＲＡＮＧＥ回路部、１４はＡＺ回路部、
１５はＥＬ回路部、１６はＲＡＮＧＥ固定抵抗、
１７はＡＺ固定抵抗、１８はＥＬ固定抵抗、１９
はＲＡＮＧＥ可変抵抗、２０はＡＺ可変抵抗、２
１はＥＬ可変抵抗、２２は送信パルス、２３は送
受信切換信号、２４は受信実ビデオ、２５は追尾
ビデオ、２６は追尾前ゲート、２７は追尾後ゲー
ト、２８は捕捉前ゲート、２９は捕捉後ゲート、
３０は受信機部出力、３１は異常追尾条件、３２
は異常追尾状態、３３はＲＡＮＧＥ固定抵抗波形
、３４はＡＺ固定抵抗波形、３５はＥＬ固定抵抗
波形、３６はＲＡＮＧＥ可変抵抗波形、３７はＡ
Ｚ可変抵抗波形、３８はＥＬ可変抵抗波形、３９
はＲＡＮＧＥ回路部出力波形、４０はＡＺ回路部
出力波形、４１はＥＬ回路部出力波形、４２はＮ
ＯＲＭＡＬ波形である。なお、図中、同一あるい
は相当部分には同一符号を付してある。 Fig. 1 is a block diagram showing an embodiment of this invention, Fig. 2 is a diagram showing an embodiment of this invention, and Fig. 3 shows the states of each signal of the discriminator signal generating section of this invention. FIG. 4 is a configuration diagram of a conventional radar device, and FIG. 5 is a timing diagram of the conventional radar device. In the figure, 1 is an antenna for transmitting and receiving, 2 is a transmitter section, 3 is a TR section, 4 is a MIX, and 5 is an L/O
6 is a receiver section, 7 is a signal processing section, 8 is an interference wave display section, 9 is a discriminator signal generation section, 1
0 is the RANGE section, 11 is the AZ section, 12 is the EL section, 13 is the RANGE circuit section, 14 is the AZ circuit section,
15 is the EL circuit section, 16 is the RANGE fixed resistor,
17 is AZ fixed resistor, 18 is EL fixed resistor, 19
is the RANGE variable resistor, 20 is the AZ variable resistor, 2
1 is an EL variable resistor, 22 is a transmission pulse, 23 is a transmission/reception switching signal, 24 is a received actual video, 25 is a tracking video, 26 is a pre-tracking gate, 27 is a post-tracking gate, 28 is a pre-capture gate, 29 is a post-capture gate Gate,
30 is the receiver output, 31 is the abnormal tracking condition, 32
is abnormal tracking state, 33 is RANGE fixed resistance waveform, 34 is AZ fixed resistance waveform, 35 is EL fixed resistance waveform, 36 is RANGE variable resistance waveform, 37 is A
Z variable resistance waveform, 38 is EL variable resistance waveform, 39
is the RANGE circuit output waveform, 40 is the AZ circuit output waveform, 41 is the EL circuit output waveform, and 42 is the N
This is an ORMAL waveform. In addition, in the drawings, the same or corresponding parts are given the same reference numerals.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 目標を捜索、探知、追尾する機能を有し、かつ
目標からのエコーを受信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、
妨害波や異常波を受信する送受信共用のアンテナ
と、高周波パルス電力を発生する送信機部と、上
記アンテナから入力される受信電波と、上記送信
機部から出入力される送信電波との切り換えを行
なう送受信切換部と、上記送受信切換部から入力
される受信電波を中間周波数に周波数変換を行な
う周波数変換ミキサと、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発生するロー
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、距離追尾処理用、及
び角度追尾処理用のデイスクリミネータ信号を発
生する、デイスクリミネータ信号発生部と、上記
デイスクリミネータ信号発生部出力を受けて、距
離追尾と角度追尾の処理を行なう信号処理部と、
上記受信機部出力を受けて、その信号の中に妨害
波が存在する場合、これを表示する妨害波表示部
から構成されていることを特徴とするレーダ装置
。 A radar device that has the function of searching, detecting, and tracking a target, and also receives echoes from the target, emits transmitted radio waves to the outside and collects reflected waves from the target.
A transmitting/receiving antenna that receives interference waves and abnormal waves, a transmitter section that generates high-frequency pulse power, and switching between the received radio waves input from the antenna and the transmit radio waves input/output from the transmitter section. a frequency conversion mixer that converts the received radio waves input from the transmit/receive switch section to an intermediate frequency; and a local signal generator that generates a local signal for converting the received radio waves to the intermediate frequency. , a receiver section that amplifies the frequency mixer output and then outputs it as a video signal;
A discriminator signal generating section receives the output of the receiver section and generates a discriminator signal for distance tracking processing and angle tracking processing; and a discriminator signal generating section receives the output of the discriminator signal generating section and performs distance tracking. and a signal processing unit that performs angle tracking processing.
A radar device comprising: an interference wave display section that receives the output of the receiver section and displays an interference wave if it is present in the signal.