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:
Dec. 02, 2003
Filed:
Jul. 12, 2000
Applicant:
Inventors:
Milivoje Aleksic, Richmond Hill, CA;
James Yee, Willowdale, CA;
Hon Ming Cheng, Scarborough, CA;
John DeRoo, Hopkinton, MA (US);
Andrew E. Gruber, Arlington, MA (US);
Assignee:
ATI International SRL, Christchurch, BB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/200 ; G06F 1/300 ;
U.S. Cl.
CPC ...
G06F 1/200 ; G06F 1/300 ;
Abstract
A method and apparatus for utilizing a data cache in a system with both 2D and 3D graphics applications. In a specific embodiment of the present invention, a mode signal is received by the video system indicating whether a 2D or 3D application is to be used. Depending on the mode signal, either as a unified cache capable of being accessed by two separate data access streams, or two independent caches, each accessed by one data access stream.