PROBLEM TO BE SOLVED: To provide a radar system capable of detecting an object.SOLUTION: A radar system comprises: a first radar device 1A; a second radar device 1B; and a control unit 10 generating a beam control signal for controlling directivities of a first transmission antenna and a second transmission antenna. The first radar device 1A comprises a first beam formation unit that controls the first transmission antenna so that the first transmission antenna transmits a first transmission signal by alternately switching over between a first beam for a scan with a radiation angle changing from left to right about a front surface direction and a second beam for a scan with a radiation angle changing from right to left about the front surface direction, on the basis of the beam control signal. The second radar device 1B comprises a second beam formation unit that controls the second transmission antenna so that a phase of a second transmission signal is opposite to a phase of the first transmission signal, on the basis of the beam control signal.SELECTED DRAWING: Figure 1

    【課題】物体を検出できるレーダシステムを提供する。【解決手段】レーダシステムは、第1のレーダ装置1Aと、第2のレーダ装置1Bと、第1の送信アンテナ及び第2の送信アンテナの指向性を制御するビーム制御信号を生成する制御部10とを備える。上記第1のレーダ装置1Aは、上記ビーム制御信号に基づいて、正面方向を中心として左から右に向かって放射角を変えて走査する第1のビームと、上記正面方向を中心として右から左に向かって放射角を変えて走査する第2のビームとを交互に切り替えて第1の送信信号を送信するように第1の送信アンテナを制御する第1のビーム形成部を備える。上記第2のレーダ装置1Bは、上記ビーム制御信号に基づいて、第2の送信信号の位相と上記第1の送信信号の位相とが逆相となるように上記第2の送信アンテナを制御する第2のビーム形成部を備える。【選択図】図1


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    Title :

    RADAR SYSTEM


    Additional title:

    レーダシステム


    Contributors:

    Publication date :

    2016-07-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01S RADIO DIRECTION-FINDING , Funkpeilung / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS / H01Q Antennen , ANTENNAS, i.e. RADIO AERIALS



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