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. 22, 1997
Filed:
Mar. 29, 1995
Applicant:
Inventor:
Tetsuo Hatakeyama, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395455 ; 395403 ; 395447 ;
Abstract
A set associative cache system in a computer system having a lower memory is provided with a plurality of cache memory sets. A cache data memory contains a plurality of cache lines to store data in units of blocks corresponding to data stored in the lower memory. A cache tag memory stores lower memory addresses for data stored in the cache lines. The plurality of cache memory sets have different numbers of cache lines. A read/write section reads out data stored in the lower memory into the plurality of cache lines and writing data in the plurality of cache lines back to the lower memory.