PROBLEM TO BE SOLVED: To exclude internal data with an angle having low reliability from processing.SOLUTION: In a radar device 1, an azimuth derivation unit 72 derives peak angles representing angles of objects using reception signals received by a plurality of reception antennas 51. A detection information derivation unit 73 derives paired object data, which is internal data that indicates the objects based on the peak angles, and stores the derived paired object data in a memory 65. A reliability determination unit 75 determines reliability of a target peak angle associated with the paired object data based on other peak angles derived by the azimuth derivation unit 72 when the target peak angle was derived. Depending on the reliability of the target peak angle determined by the reliability determination unit 75, a data deletion unit 76 deletes the paired object data associated with the target peak angle from the memory 65 to exclude the same from processing. Thus, every paired object data set with a peak angle having low reliability is excluded from processing.
【課題】角度の信頼性が低い内部データを処理の対象から除外する。【解決手段】レーダ装置1では、方位導出部72が複数の受信アンテナ51で受信した受信信号に基づいて物標の角度を示すピーク角度を導出する。そして、検知情報導出部73は、ピーク角度に基づいて物標を示す内部データであるペア物標データを導出し、導出したペア物標データをメモリ65に記憶する。信頼性判定部75は、ペア物標データに係る対象ピーク角度の信頼性を、方位導出部72が対象ピーク角度と同時に導出した別ピーク角度に基づいて判定する。そして、データ消去部76は、信頼性判定部75が判定した対象ピーク角度の信頼性に基づいて、該対象ピーク角度に係るペア物標データをメモリ65から消去して処理の対象から除外する。このため、ピーク角度の信頼性が低いペア物標データを処理の対象から除外できる。【選択図】図2
RADAR DEVICE, VEHICLE CONTROL SYSTEM, AND SIGNAL PROCESSING METHOD
レーダ装置、車両制御システム及び信号処理方法
06.08.2015
Patent
Elektronische Ressource
Japanisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G01S RADIO DIRECTION-FINDING , Funkpeilung / G08G Anlagen zur Steuerung, Regelung oder Überwachung des Verkehrs , TRAFFIC CONTROL SYSTEMS |
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