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    • 6. 发明申请
    • THREE-DIMENSIONAL OBJECT DETECTION DEVICE
    • 三维物体检测装置
    • US20140368656A1
    • 2014-12-18
    • US14363882
    • 2012-07-27
    • Yasuhisa HayakawaOsamu Fukata
    • Yasuhisa HayakawaOsamu Fukata
    • B60R1/00G06K9/00G06T7/00
    • G06K9/00805B60R1/002B60R2300/607B60R2300/802B60R2300/804G06K9/00791G06K9/00798G06T7/13G06T2207/10004G06T2207/20048G06T2207/30252G06T2207/30256G06T2207/30261G08G1/166G08G1/167H04N7/18
    • A three-dimensional object detection device can enhance the accuracy in detecting a three-dimensional object regardless of the brightness in the detection environment. The device has an image capture means that captures an image of a predetermined area and an image conversion means that converts the image through a viewpoint conversion into birds-eye view image. A first three-dimensional object detection means aligns positions of bird's-eye view images at different times obtained by the image conversion means, counts the number of pixels that exhibit a predetermined difference on a differential image of the aligned bird's-eye view images to generate a frequency distribution thereby creating differential waveform information, and detects a three-dimensional object on the basis of the differential waveform information. A second three-dimensional object detection means detects edge information from the bird's-eye view image obtained by the image conversion means and detects a three-dimensional object on the basis of the edge information.
    • 无论检测环境中的亮度如何,三维物体检测装置可以提高三维物体的检测精度。 该装置具有捕获预定区域的图像的图像捕获装置和通过视点转换将图像转换成鸟瞰图像的图像转换装置。 第一三维物体检测装置对由图像转换装置获得的不同时间的鸟瞰图图像的位置进行排列,对对准的鸟瞰图图像的差分图像计数出具有预定差异的像素数,以产生 频率分布,从而产生差分波形信息,并且基于差分波形信息来检测三维物体。 第二三维物体检测装置检测由图像转换装置获得的鸟瞰图的边缘信息,并根据边缘信息检测三维物体。
    • 8. 发明授权
    • Object detector and object detection method
    • 物体检测器和物体检测方法
    • US09092676B2
    • 2015-07-28
    • US14233404
    • 2012-07-27
    • Yasuhisa HayakawaChikao TsuchiyaOsamu FukataYukinori NishidaDaisuke Oiki
    • Yasuhisa HayakawaChikao TsuchiyaOsamu FukataYukinori NishidaDaisuke Oiki
    • G06K9/00G08G1/16
    • G06K9/00805G06K2209/23G08G1/167
    • A solid object detection device detects solid objects in the periphery of a vehicle. A camera captures images including detection regions set in adjacent traffic lanes to the rear of the vehicle. A solid object assessment unit assesses whether or not a solid object is present in the detection regions. A lateral position detection unit detects a distance between the vehicle position and a dividing line that divides traffic lanes. A region setting unit enlarges the detection region on the side of the dividing line by a greater amount correspondingly with respect to an increase in the distance to the dividing line. A traffic lane change detection unit detects a traffic lane change made by the vehicle. Upon detecting a traffic lane change by the vehicle, a smaller enlarged amount is used when enlarging the size of the predetermined region outward in the vehicle-width direction.
    • 固体物体检测装置检测车辆周边中的固体物体。 相机拍摄包括设置在车辆后部的相邻行车道中的检测区域的图像。 固体物体评估单元评估在检测区域中是否存在固体物体。 横向位置检测单元检测车辆位置与划分行车道的分界线之间的距离。 区域设定单元相对于与分割线的距离的增加相应地将分割线侧的检测区域放大更多的量。 行车道变更检测单元检测由车辆进行的行车道变更。 当检测到车辆的行车道变化时,当在车宽方向上向外扩大预定区域的尺寸时,使用较小的扩大量。