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:
Sep. 19, 2000
Filed:
Dec. 19, 1997
Applicant:
Inventors:
Thomas M Wicki, Palo Alto, CA (US);
Meera Kasinathan, Sunnyvale, CA (US);
Ricky C Hetherington, Pleasanton, CA (US);
Assignee:
Sun Microsystems, Inc., Palo Alto, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
711118 ; 711122 ; 711119 ; 711120 ; 711128 ;
Abstract
A cache memory system including a cache memory having a plurality of cache lines. An index portion of a tag array includes an n-bit pointer entry for every cache line. A shared tag portion of a tag array includes a number of entries, where each entry includes shared tag information that is shared among a plurality of the cache lines. Each n-bit pointer in the index portion of the tag array points into an entry in the shared tag portion.