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:
Jul. 04, 1989
Filed:
Aug. 19, 1986
Applicant:
Inventor:
Yasuhei Shimada, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364900 ; 3649272 ; 3649393 ; 3649398 ;
Abstract
A display information processing apparatus includes a central processing unit, a dual port memory including a first storage area and a second storage area, a display address generator, a timing signal generator and a control circuit and operates such that operation of the central processing unit is stopped only when data is transferred from the first storage area to the second storage area within the dual port memory. Data to be displayed is transferred only from the second storage area to a display device.