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:
Jan. 11, 2011
Filed:
Jul. 16, 2007
Seimizu Joukan, Osaka, JP;
Tomohiro Hirata, Osaka, JP;
Kiyoshi Owada, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
The cache memory systemcomprises: a virtual index obtaining unitoperable to obtain, based on a virtual address, virtual indexes of an access-target cache line and a cache line potentially having a cache-aliasing relationship with the access-target cache line; a physical tag obtaining unitoperable to obtain a physical tag of a physical page by performing address translation on the virtual address; and a comparing unitoperable to compare a physical tag TAG obtained by the physical tag obtaining unitwith each tag information piece TAG(i) belonging to cache lines corresponding to the virtual indexes and output from the tag arraybased on the virtual indexes obtained by the virtual index obtaining unit, and determines a cache hit/miss.