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Game machine, method of performing game and computer-readable medium

  • US 6,852,032 B2
  • Filed: 12/03/2001
  • Issued: 02/08/2005
  • Est. Priority Date: 12/06/2000
  • Status: Expired due to Term
First Claim
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1. A game machine comprising:

  • a controller of a target, the target including at least four characteristic points on a defined plane;

    an image sensor having an image plane on which an image of including the four characteristic points at a predetermined position of the image plane corresponds to a target point;

    a processor that calculates an attitude of the image plane relative to the defined plane on the basis of the output of the image sensor including the information of the positions of the four characteristic points on the image plane; and

    a signal generator that generates a signal to be transmitted to the controller to cause a change in the target depending on the attitude calculated by the processor.

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