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    • 48. 发明申请
    • Radar device
    • 雷达设备
    • US20070008210A1
    • 2007-01-11
    • US10567683
    • 2003-09-11
    • Noriko KibayashiMasayoshi Ito
    • Noriko KibayashiMasayoshi Ito
    • G01S13/42G01S7/28
    • G01S13/931G01S13/34G01S13/42G01S13/44G01S13/584G01S13/723G01S13/726G01S2013/9346G01S2013/9375
    • A radar device tracks with a high accuracy positions and velocities of a plurality of external targets that are close to each other and whose observed direction values are likely to be low. The radar device includes: a target tracking filter for calculating relative distances and relative velocities of a plurality of external targets by signal-processing received signals from an antenna, for calculating the directions of the plurality of external targets by combining, among beam patterns radiated by the antenna, adjacent beam patterns that partially overlap, and for obtaining, from the directions and the relative distances and velocities, observed position values and observed velocity values of the plurality of external targets, to calculate, from the observed position values and the observed velocity values, smoothed values of the position and velocity for each of the external targets; and an intra-tracking-processing-cluster target tracking filter for forming a cluster from the plurality of external targets that are close to each other, for creating gates for the external targets in the cluster, different from those in the target tracking filter, and for performing a correlation process on the observed values of the external targets based on the gates.
    • 雷达装置跟踪具有彼此接近并且其观察到的方向值可能较低的多个外部目标的高精度位置和速度。 雷达装置包括:目标跟踪滤波器,用于通过信号处理来自天线的接收信号来计算多个外部目标的相对距离和相对速度,用于通过将由多个外部目标辐射的波束图案 天线,部分重叠的相邻光束图案,以及用于从方向和相对距离和速度获得观察到的多个外部目标的位置值和观测速度值,以从观察到的位置值和观测速度 值,平滑的每个外部目标的位置和速度的值; 以及跟踪处理簇目标跟踪滤波器,用于形成来自彼此靠近的多个外部目标的簇,用于与所述目标跟踪滤波器中的不同的集群中的外部目标的门不同;以及 用于对基于门的外部目标的观测值进行相关处理。