PROBLEM TO BE SOLVED: To provide a technology which can surely derive a temporally continuous object, even in the case where speed change of one of relatively sudden acceleration and deceleration occurs.SOLUTION: A radar device generates pair data by associating peak data in an up section in which frequencies of a transmission signal ascend and peak data in a down section in which the frequencies of the transmission signal descend, and determines whether or not pair data exists which has temporal continuity with pair data of past processing. Then, the radar device performs filtering on the pair data having temporal continuity and prediction pair data based on the past processing pair data by a filter multiplier respectively, and calculates filter data. The filter multiplier is set based on the information regarding acceleration of the pair data. Thereby, the radar device can surely derive a temporally continuous object, even in the case where speed change of one of relatively sudden acceleration and deceleration has occurred.SELECTED DRAWING: Figure 2

    【課題】比較的急な加速および減速のいずれかの速度変化が生じた場合でも、時間的に連続する物標を確実に導出できる技術を提供する。【解決手段】レーダ装置は、送信信号の周波数が上昇するアップ区間のピークデータと、送信信号の周波数が下降するダウン区間のピークデータとを対応づけてペアデータを生成し、過去処理のペアデータと時間的な連続性を有するペアデータが存在するか否かを判定する。そしてレーダ装置は、時間的な連続性を有するペアデータと、過去処理のペアデータに基づく予測ペアデータとをそれぞれのフィルタ乗数によりフィルタリングし、フィルタデータを算出する。フィルタ乗数は、ペアデータの加速度に関する情報に基づき設定される。これによりレーダ装置は、比較的急な加速および減速のいずれかの速度変化が生じた場合でも、時間的に連続する物標を確実に導出できる。【選択図】図2


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    Title :

    RADAR DEVICE, SIGNAL PROCESSING METHOD AND VEHICLE CONTROL SYSTEM


    Additional title:

    レーダ装置、信号処理方法、および、車両制御システム


    Contributors:

    Publication date :

    2016-07-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01S RADIO DIRECTION-FINDING , Funkpeilung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS



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