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:
Jul. 11, 2017
Filed:
Jan. 29, 2014
Omron Corporation, Kyoto-shi, Kyoto, JP;
Yoshimitsu Nakano, Ritto, JP;
OMRON Corporation, Kyoto-shi, JP;
Abstract
A communication device () performs contactless communication with an RF tag () that is provided with a nonvolatile memory () having a plurality of blocks serving as units of data erasure. The communication device () includes a specifying unit () that specifies, from among blocks to which a writing range belongs, a divided block that includes data outside the writing range when data is written into the nonvolatile memory, a backup processing unit () that backs up original data of the specified divided block, a storage unit () that stores backup data that includes the original data, and a writing processing unit () that writes the update data into the divided block that was initialized when the backup data is stored.