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:
Mar. 28, 2000
Filed:
Oct. 28, 1997
Applicant:
Inventor:
Kazunari Inoue, Hyogo, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
345519 ; 345509 ; 345435 ; 345508 ;
Abstract
A frame buffer memory includes, on a semiconductor substrate: a DRAM array in which image information including frame information and window information are stored; two serial access memories for serially outputting the image information read from DRAM array by interleave method; a look-up table for outputting a selection signal in accordance with window information input; and a multiplexer for selectively outputting frame information input in accordance with said selection signal.