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. 17, 2012
Filed:
Dec. 16, 2009
Hideki Okawara, Kawasaki, JP;
Iwao Yamazaki, Kawasaki, JP;
Hideki Okawara, Kawasaki, JP;
Iwao Yamazaki, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
An information processing apparatus including a main memory and a processor, the processor includes: a cache memory that stores data fetched to the cache memory; an instruction processing unit that accesses a part of the data in the cache memory sub block by sub block; an entry holding unit that holds a plurality of entries including a plurality of block addresses and access history information; and a controller that controls fetching of data from the main memory to the cache memory, while the access by the instruction processing unit to sub blocks of data in a block indicated by another of the entries immediately preceding the one of the entries, in accordance with order of the access from the instruction processing unit to sub blocks in the block indicated by the another of the entries and access history information associated with the one of the entries.