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:
Apr. 12, 2016
Filed:
Jul. 11, 2013
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Yasuhiro Watanabe, Kawasaki, JP;
Kentaro Kawakami, Kawasaki, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A circuit system includes: a plurality of memory blocks; a power supply circuit configured to supply operating power and substrate power to the plurality of memory blocks; a plurality of first power supply switches configured to control whether or not the operating power is supplied from the power supply circuit to the plurality of memory blocks; and a control circuit configured to control the power supply circuit and the plurality of first power supply switches, wherein the control circuit changes a voltage of the operating power to be supplied by the power supply circuit and a voltage of the substrate power to be supplied by the power supply circuit, based on a state of whether the first power supply switches are in a supplying state or a blocking state.