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:
Nov. 02, 1999
Filed:
Sep. 10, 1996
Applicant:
Inventors:
Robert Marshall Nally, McKinney, TX (US);
John C Schafer, Wylie, TX (US);
Assignee:
S3 Incorporated, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345191 ; 345501 ; 345507 ; 345113 ;
Abstract
A memory system 107,300 is provided which includes a memory 107 having a data area for storing data words and a mask area 302 for storing a control mask. Mask generation circuitry 301 is provided for generating such a control mask for storage in the mask area 302 of the memory 107. Mask controlled memory read control circuitry 303 is provided which is operable to selectively retrieve from the mask area 302 bits of the mask stored therein and in response selectively retrieve and output data words stored in the data area of the memory 107.