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:
Dec. 15, 2015
Filed:
Apr. 04, 2014
Applicant:
Renesas Electronics Corporation, Kawasaki-shi, Kanagawa, JP;
Inventors:
Masanao Yamaoka, Hachioji, JP;
Koichiro Ishibashi, Warabi, JP;
Shigezumi Matsui, Nishitokyo, JP;
Kenichi Osada, Kawasaki, JP;
Assignee:
Renesas Electronics Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/00 (2006.01); G11C 11/412 (2006.01); G11C 5/14 (2006.01); G11C 11/417 (2006.01);
U.S. Cl.
CPC ...
G11C 11/4125 (2013.01); G11C 5/146 (2013.01); G11C 5/147 (2013.01); G11C 11/417 (2013.01); G11C 2207/2227 (2013.01);
Abstract
A semiconductor device is provided. The semiconductor device includes a logic circuit, an SRAM circuit coupled to a power line, and a switch coupled between the logic circuit and the power line. Before the switch is changed to an off position, a part of information held in the logic circuit is transferred to the SRAM circuit.