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:
Jan. 28, 2014
Filed:
Jan. 19, 2011
Hiroshi Yoshihara, Nagasaki, JP;
Takayuki Arima, Nagasaki, JP;
Takeshi Etou, Nagasaki, JP;
Sony Corporation, Tokyo, JP;
Abstract
A nonvolatile storage device includes: a plurality of memory mats each including a plurality of memory cells; a plurality of plate electrodes each provided for every individual one of the memory mats and each used for applying a voltage to the memory cells; a power-supply section configured to apply a voltage to each of the plate electrodes; a switch circuit having a plurality of switches provided between the power-supply section and each of the plate electrodes and between the plate electrodes; and a control section configured to control the switch circuit in order to disconnect the plate electrodes from the power-supply section and to connect the plate electrodes to each other in order to carry out electrical charging and discharging operations among the plate electrodes.