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, 2018
Filed:
Aug. 22, 2016
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Susumu Takeda, Kanagawa, JP;
Shinobu Fujita, Tokyo, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0895 (2016.01); G06F 12/0897 (2016.01); G06F 12/1027 (2016.01); G06F 12/1009 (2016.01); G06F 12/1045 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0895 (2013.01); G06F 12/0897 (2013.01); G06F 12/1009 (2013.01); G06F 12/1027 (2013.01); G06F 12/1045 (2013.01); G06F 2212/1016 (2013.01); G06F 2212/1028 (2013.01); G06F 2212/271 (2013.01); G06F 2212/507 (2013.01);
Abstract
A cache memory system includes cache memories of at least one layer, at least one of the cache memories having a data cache to store data and a tag to store an address of data stored in the data cache, and a first address conversion information storage to store entry information that includes address conversion information for virtual addresses issued by a processor to physical addresses and cache presence information that indicates whether data corresponding to the converted physical address is stored in a specific cache memory of at least one layer among the cache memories.