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. 22, 1994
Filed:
Jan. 23, 1991
Applicant:
Inventor:
Stephen Freeman, Bedfordshire, GB;
Assignee:
Crosfield Electronics Ltd., , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345121 ; 345123 ; 345127 ; 345145 ;
Abstract
Image handling apparatus comprises a store (22) for storing digital data defining an image; a monitor (30) connected to the store for displaying the image; a control system (1,2) for controlling the image display; and a digitizing tablet (5) defining an area corresponding to the area of the image displayed on the monitor (30) and a pen (31) moveable across the tablet (5). The control system (1,2) is responsive to movement of the pen (31) beyond the monitor display defining area of the tablet (5) to change the manner in which the image is displayed (e.g. scroll, zoom etc.)