发明授权
US07602946B2 Motion detection apparatus and motion detection method 有权
运动检测装置和运动检测方法

  • 专利标题: Motion detection apparatus and motion detection method
  • 专利标题(中): 运动检测装置和运动检测方法
  • 申请号: US11146041
    申请日: 2005-06-07
  • 公开(公告)号: US07602946B2
    公开(公告)日: 2009-10-13
  • 发明人: Seigo Watanabe
  • 申请人: Seigo Watanabe
  • 申请人地址: JP Kanagawa
  • 专利权人: Nissan Motor Co., Ltd.
  • 当前专利权人: Nissan Motor Co., Ltd.
  • 当前专利权人地址: JP Kanagawa
  • 代理机构: McDermott Will & Emery LLP
  • 优先权: JPP2004-278250 20040924; JPP2004-279394 20040927
  • 主分类号: G06K9/00
  • IPC分类号: G06K9/00
Motion detection apparatus and motion detection method
摘要:
A motion detection device includes a feature extracting section 2 extracting a feature area of an object from among frame images clipped by an image pickup section 1, a feature standardizing section 3 standardizing a size of a feature area extracted by the feature extracting section 2, a balloting section 4 counting up a ballot value of an image area on a frame image located in a standardized pattern that is standardized by the feature standardizing section 3, and a shift speed detecting section 5 calculating a gradient of a counted-up ballot value and calculating a shift direction, a shift speed and position of a feature area based on the gradient.
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