The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 06, 2003

Filed:

May. 08, 2000
Applicant:
Inventor:

Masaru Sugawara, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63F 9/24 ;
U.S. Cl.
CPC ...
A63F 9/24 ;
Abstract

In order to realize the smooth display of a fielder's ball-catching movement, determination of a collision between a batted ball and a fence by an easy method, and an accurate hidden-face treatment for polygons which are located very close to each other, virtual area producing means is provided to produce a collision area for collision determination at a position away from the picture of a ball for a predetermined distance, and determining means is provided to determine at which position in the collision area a fielder is located. When it is determined that the fielder is located in the collision area, picture changing means gradually changes the posture of the fielder from a waiting state to a ball-catching state.


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