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:
Mar. 19, 2019
Filed:
Mar. 13, 2014
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, Tokyo, JP;
Inventors:
Kazutaka Ikegami, Kawasaki, JP;
Shinobu Fujita, Inagi, JP;
Keiko Abe, Yokohama, JP;
Kumiko Nomura, Tokyo, JP;
Hiroki Noguchi, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G11C 14/00 (2006.01); G06F 1/3228 (2019.01); G06F 1/3287 (2019.01); G06F 1/3296 (2019.01); G06F 12/0895 (2016.01);
U.S. Cl.
CPC ...
G11C 14/0081 (2013.01); G06F 1/3228 (2013.01); G06F 1/3287 (2013.01); G06F 1/3296 (2013.01); G06F 12/0895 (2013.01); G06F 2212/225 (2013.01); Y02D 10/171 (2018.01); Y02D 10/172 (2018.01);
Abstract
According to one embodiment, a processor includes a core controlling processing data, a cache data area storing the processing data as cache data in a nonvolatile manner, a first tag area storing a tag data of the cache data in a volatile manner, a second tag area storing the tag data in a nonvolatile manner, a tag controller controlling the tag data. The tag controller determines whether the processing data is stored in the cache data area by acquiring the tag data from one of the first and second tag areas.