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:
Nov. 27, 2018
Filed:
Dec. 28, 2016
Applicant:
Toshiba Memory Corporation, Minato-ku, Tokyo, JP;
Inventor:
Hiroyuki Usui, Kawasaki, Kanagawa, JP;
Assignee:
Toshiba Memory Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/0853 (2016.01); G06F 12/0811 (2016.01); G06F 12/0895 (2016.01); G06F 12/0897 (2016.01); G06F 12/0831 (2016.01);
U.S. Cl.
CPC ...
G06F 12/0853 (2013.01); G06F 12/0811 (2013.01); G06F 12/0895 (2013.01); G06F 12/0897 (2013.01); G06F 12/0831 (2013.01); G06F 2212/283 (2013.01);
Abstract
A cache device of an embodiment includes a tag/data memory. The tag/data memory includes a storage area capable of storing a plurality of pieces of tag data and a plurality of pieces of compressed cache data corresponding to the plurality of pieces of tag data; and each of the pieces of tag data includes a flag indicating whether the piece of tag data is a piece of tag data read last or not and a compression information field C indicating whether each of the pieces of cache data is compressed or not.