Invention Grant
US07786976B2 Coordinate calculating apparatus and coordinate calculating program 有权
坐标计算装置和坐标计算程序

  • Patent Title: Coordinate calculating apparatus and coordinate calculating program
  • Patent Title (中): 坐标计算装置和坐标计算程序
  • Application No.: US11405663
    Application Date: 2006-04-18
  • Publication No.: US07786976B2
    Publication Date: 2010-08-31
  • Inventor: Keizo Ohta
  • Applicant: Keizo Ohta
  • Applicant Address: JP Kyoto
  • Assignee: Nintendo Co., Ltd.
  • Current Assignee: Nintendo Co., Ltd.
  • Current Assignee Address: JP Kyoto
  • Agency: Nixon & Vanderhye P.C.
  • Priority: JP2006-064436 20060309
  • Main IPC: G09G5/00
  • IPC: G09G5/00
Coordinate calculating apparatus and coordinate calculating program
Abstract:
An object position coordinate computing and selection method and apparatus detects one or more areas satisfying a predetermined criterion in a captured digital image and compares an object-position coordinate point to associate with such areas. When a plurality of such areas have been detected and associated object-position coordinate points have been computed, the coordinate computing method and apparatus sets a reference value based on at least one or both of a direction of a line connecting the first two object-position coordinate points recognized in the image and a length of the line connecting the two object-position coordinate points. The coordinate computing method and apparatus then selects a single pair combination of object-position coordinate points out of the plurality of possible pair combinations of object-position coordinate points that is closest to the set reference value for use as selected object position coordinate points.
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