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    • 5. 发明授权
    • Stereo image processing device and method
    • 立体图像处理装置及方法
    • US08548226B2
    • 2013-10-01
    • US12711787
    • 2010-02-24
    • Morihiko SakanoMirai HiguchiTakuya NakaTakeshi ShimaShoji Muramatsu
    • Morihiko SakanoMirai HiguchiTakuya NakaTakeshi ShimaShoji Muramatsu
    • G06K9/00G06K9/44
    • G06T7/593G06T2207/10012
    • In stereo matching based on standard area matching, in order to suppress a decrease in matching accuracy, it is effective to adaptively change a matching area in accordance with the local properties of an image. However, this requires high calculation costs. Thus, the present invention provides a stereo image processing apparatus including an image pickup unit 101 configured to take a plurality of image data using a plurality of cameras, an image memory 102 configured to store the plurality of image data taken by the image pickup unit 101, a calculated disparity storage unit 105 configured to store disparity data determined based on the plurality of image data, a matching area control unit 103 configured to set a matching area for each pixel based on the plurality of data read from the image memory 102 and the disparity data read from the calculated disparity storage unit 105, and a disparity calculating unit 104 configured to perform matching on the image data based on the plurality of image data read from the image memory 102 and the matching area for each pixel set by the matching area control unit 103 to calculate disparity data.
    • 在基于标准区域匹配的立体匹配中,为了抑制匹配精度的降低,根据图像的局部特性自适应地改变匹配区域是有效的。 然而,这需要很高的计算成本。 因此,本发明提供了一种立体图像处理装置,其包括被配置为使用多个摄像机拍摄多个图像数据的图像拾取单元101,被配置为存储由图像拾取单元101拍摄的多个图像数据的图像存储器102 被配置为存储基于多个图像数据确定的视差数据的计算出的视差存储单元105,匹配区域控制单元103,被配置为基于从图像存储器102读取的多个数据来设置每个像素的匹配区域, 从计算出的视差存储单元105读取的视差数据和视差计算单元104,被配置为基于从图像存储器102读取的多个图像数据和由匹配区域设置的每个像素的匹配区域对图像数据进行匹配 控制单元103来计算视差数据。
    • 6. 发明授权
    • Apparatus and system for recognizing environment surrounding vehicle
    • 用于识别车辆周围环境的装置和系统
    • US07957559B2
    • 2011-06-07
    • US11777585
    • 2007-07-13
    • Takeshi ShimaShoji MuramatsuYuji OtsukaKimiyoshi MachiiMirai HiguchiTatsuhiko MonjiKota Irie
    • Takeshi ShimaShoji MuramatsuYuji OtsukaKimiyoshi MachiiMirai HiguchiTatsuhiko MonjiKota Irie
    • G06K9/00
    • G06K9/00798
    • In conventional systems using an onboard camera disposed rearward of a vehicle for recognizing an object surrounding the vehicle, the object is recognized by the camera disposed rearward of the vehicle. In the image recognized by the camera, a road surface marking taken by the camera appears at a lower end of a screen of the image, which makes it difficult to predict a specific position in the screen from which the road surface marking appears. Further, an angle of depression of the camera is large, and it is a short period of time to acquire the object. Therefore, it is difficult to improve a recognition rate and to reduce false recognition. Results of recognition (type, position, angle, recognition time) made by a camera disposed forward of the vehicle, are used to predict a specific timing and a specific position of a field of view of a camera disposed rearward of the vehicle, at which the object appears. Parameters of recognition logic of the rearwardly disposed camera and processing timing are then optimally adjusted. Further, luminance information of the image from the forwardly disposed camera is used to predict possible changes to be made in luminance of the field of view of the rearwardly disposed camera. Gain and exposure time of the rearwardly disposed camera are then adjusted.
    • 在使用设置在车辆后方的车载照相机以识别车辆周围的物体的常规系统中,物体被设置在车辆后方的照相机识别。 在由相机识别的图像中,由相机拍摄的路面标记出现在图像的屏幕的下端,这使得难以预测出现路面标记的屏幕中的特定位置。 此外,相机的下压角度大,获取物体的时间短。 因此,难以提高识别率并减少错误识别。 使用布置在车辆前方的相机进行的识别(类型,位置,角度,识别时间)的结果用于预测设置在车辆后方的相机的视场的具体定时和特定位置, 该对象出现。 然后,最佳地调整后置摄像机的识别逻辑和处理定时的参数。 此外,来自前方照相机的图像的亮度信息用于预测在向后设置的相机的视场的亮度可能发生的变化。 然后调整向后放置的相机的增益和曝光时间。
    • 9. 发明申请
    • STEREO IMAGE PROCESSING DEVICE AND METHOD
    • 立体图像处理装置和方法
    • US20100328427A1
    • 2010-12-30
    • US12711787
    • 2010-02-24
    • Morihiko SAKANOMirai HiguchiTakuya NakaTakeshi ShimaShoji Muramatsu
    • Morihiko SAKANOMirai HiguchiTakuya NakaTakeshi ShimaShoji Muramatsu
    • H04N13/02H04N13/00
    • G06T7/593G06T2207/10012
    • In stereo matching based on standard area matching, in order to suppress a decrease in matching accuracy, it is effective to adaptively change a matching area in accordance with the local properties of an image. However, this requires high calculation costs. Thus, the present invention provides a stereo image processing apparatus including an image pickup unit 101 configured to take a plurality of image data using a plurality of cameras, an image memory 102 configured to store the plurality of image data taken by the image pickup unit 101, a calculated disparity storage unit 105 configured to store disparity data determined based on the plurality of image data, a matching area control unit 103 configured to set a matching area for each pixel based on the plurality of data read from the image memory 102 and the disparity data read from the calculated disparity storage unit 105, and a disparity calculating unit 104 configured to perform matching on the image data based on the plurality of image data read from the image memory 102 and the matching area for each pixel set by the matching area control unit 103 to calculate disparity data.
    • 在基于标准区域匹配的立体匹配中,为了抑制匹配精度的降低,根据图像的局部特性自适应地改变匹配区域是有效的。 然而,这需要很高的计算成本。 因此,本发明提供了一种立体图像处理装置,其包括被配置为使用多个摄像机拍摄多个图像数据的图像拾取单元101,被配置为存储由图像拾取单元101拍摄的多个图像数据的图像存储器102 被配置为存储基于多个图像数据确定的视差数据的计算出的视差存储单元105,匹配区域控制单元103,被配置为基于从图像存储器102读取的多个数据和每个像素设置匹配区域, 从计算出的视差存储单元105读取的视差数据和视差计算单元104,被配置为基于从图像存储器102读取的多个图像数据和由匹配区域设置的每个像素的匹配区域对图像数据进行匹配 控制单元103来计算视差数据。