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:
Sep. 07, 1993
Filed:
Feb. 11, 1992
Applicant:
Inventor:
Ralph W Fisher, Park City, UT (US);
Assignee:
Evans & Sutherland Computer Corp., Salt Lake City, UT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09B / ; G09B / ;
U.S. Cl.
CPC ...
434 44 ; 434 43 ; 434307 ; 358 60 ; 358 64 ; 352 69 ; 352 85 ; 353 30 ; 273358 ;
Abstract
A graphics system provides color image displays including a low resolution, wide field background and a contained high resolution area of interest, by projecting three component color images at wide angle, one of which (green) is blanked at the area of interest and is filled by a separate projection of a high resolution image (green). Simulator apparatus utilizing the graphics system responsively actuates a vehicle platform supplying data signals to an image generator apparatus whereby the area of interest may be variously displaced responsive to movements by of the viewing platform.