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:
Aug. 06, 2013
Filed:
Aug. 12, 2010
Ryota Tsukidate, Osaka, JP;
Ryota Tsukidate, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A network device restricts functions thereof in a special case such as theft, and comprises: an acquisition unit for acquiring one or more identification information pieces corresponding to one or more local devices in a communicable state; a calculation unit for calculating an index value for each local device; a holding unit for holding, for each local device whose identification information piece was acquired in the past, the identification information piece of the local device and the index value thereof; a difference specifying unit for specifying a difference between (i) one or more identification information pieces currently acquired and (ii) the one or more identification information pieces acquired in the past, thereby specifying a local device as the difference; and a judgment unit for judging whether to restrict the access based on the index value of the local device specified as the difference.