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. 04, 2012
Filed:
Mar. 01, 2006
Masahiro Nakanishi, Kyoto, JP;
Tomoaki Izumi, Osaka, JP;
Tetsushi Kasahara, Osaka, JP;
Kazuaki Tamura, Osaka, JP;
Kiminori Matsuno, Osaka, JP;
Manabu Inoue, Osaka, JP;
Masayuki Toyama, Osaka, JP;
Kunihiro Maki, Osaka, JP;
Masahiro Nakanishi, Kyoto, JP;
Tomoaki Izumi, Osaka, JP;
Tetsushi Kasahara, Osaka, JP;
Kazuaki Tamura, Osaka, JP;
Kiminori Matsuno, Osaka, JP;
Manabu Inoue, Osaka, JP;
Masayuki Toyama, Osaka, JP;
Kunihiro Maki, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
In a storage having a nonvolatile RAM of destructive read type, the number of restorations attributed to data read from the nonvolatile RAM is decreased, and the overall life of the storage is prolonged. In a storage having a nonvolatile RAM of destructive read type and a volatile RAM and holding the same data in the nonvolatile and volatile RAMs, data is read out of the volatile RAM in reading and data is written in both volatile and nonvolatile RAMs in writing.