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:
Mar. 21, 2006

Filed:

Dec. 01, 2000
Applicant:

Keisuke Nishimura, Tokyo, JP;

Inventor:

Keisuke Nishimura, Tokyo, JP;

Assignee:

Namco Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63F 13/00 (2006.01); G06T 15/70 (2006.01);
U.S. Cl.
CPC ...
Abstract

An after-image of a ball is displayed on traces of the ball so that each gamer recognizes in which direction and at which speed the shot ball flies. A real ballreally exists in a virtual space on a screen and flies from the left to the right in the figure. After-imagestoof the real ballare displayed at the back of the real ball. The after-imageis displayed at a position of the real ballbefore one interval (corresponding to 1/60 sec), the after-imageis displayed at a position of the real ballbefore two intervals, the after-imageis displayed at a position of the real ballbefore three intervals, and the after-imageis displayed at a position of the real ballbefore four intervals. As the after-image is more apart from the real ball, the degree of transparency is higher.


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