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.
Patent No.:
Date of Patent:
Feb. 13, 2001
Filed:
Sep. 24, 1998
Applicant:
Inventors:
Eero Pajarre, Tampere, FI;
Otto Chrons, Tampere, FI;
Assignee:
VLSI Solution Oy, Tampere, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 1/500 ;
U.S. Cl.
CPC ...
G06T 1/500 ;
Abstract
A device (,) for presenting 3D graphics comprises means for defining one or more polygons for objects to be presented, means (,) for bump mapping, which comprises means (,) for storing a bump map and means (,) for fetching the bump map from the bump map storing means (,), and means for defining a direction vector of bump map normal at each vertex of a polygon, and means (,) for rasterizing images on a display device. The device (,) comprises further means (,) for producing an angle value which is used to rotate the direction vector of the bump map.