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:
Apr. 21, 1998

Filed:

Apr. 29, 1996
Applicant:
Inventors:

John Kitamura, Toronto, CA;

Indra Laksono, Richmond Hill, CA;

Adrian H Hartog, Toronto, CA;

Assignee:

ATI Technologies Inc., Thornhill, CA;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345127 ; 345130 ; 345132 ; 395139 ;
Abstract

A method of drawing moving images on a graphics display comprising (a) receiving data defining an input image in a predetermined resolution, (b) commanding a graphics processor to draw a corresponding image frame on a display having a number of scanning lines which is a multiple m of a number of scanning lines of the input image and a multiple n of a number of pixels in a horizontal line of the input image, (c) drawing successive lines of the input image on a first and on each m.sup.th scanning line of the graphics display, while stretching each pixel on each drawn line over n pixels, (d) copying each drawn line on respective immediately following m-1 lines, and (e) repeating steps (b)-(d) for successive frames of the input image.


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