Patent Document ID: 20050069173
Application ID: 10913598
Patent Status: 0

Claim One:
1. A direction-recognizing apparatus for recognizing at least N different directions (N≧2) by using a direction-indicating member, the apparatus comprising: memory means storing N registered images for identifying the N directions and direction-data items associated with the registered images, respectively; image-recognizing means for comparing an input image of the direction-indicating member, photographed in a given direction, with the N registered images, and for extracting one of the registered images which is determined to be identical or similar to the input image of the direction-indicating member; and direction-recognizing means for recognizing the direction in which the input image has been photographed, from the direction-data item associated with the registered image extracted, wherein the direction-indicating member has N surfaces that can be identified when viewed in the N different directions.