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:
Nov. 02, 1999

Filed:

Feb. 14, 1994
Applicant:
Inventors:

Anthony David Searby, Newbury, GB;

Brian Robert Nonweiler, Newbury, GB;

Assignee:

Quantel Limited, Newbury, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06T / ;
U.S. Cl.
CPC ...
345526 ; 345509 ; 345511 ;
Abstract

A video graphics system is provided with a framestore 3 and a viewing store 10. The framestore 3 is arranged to receive new image data created by a processor 6 in response to user manipulations of a stylus/touch tablet device 1. The framestore 3 and the viewing store 10 both have the capacity to store a high definition image and to facilitate display of the image on a high definition monitor 13 the framestore is arranged to transfer only portions of its data contents to the viewing store 10 during a frame period. The portion transferred is determined by the position of the stylus on the touch tablet at the beginning of a frame period. Data in the viewing store 10 is output in faster sequence for display on the monitor 13.


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