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. 26, 2017
Filed:
Aug. 12, 2015
Applicant:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Inventors:
Tetsufumi Tanamoto, Kawasaki, JP;
Takao Marukame, Chuo, JP;
Shinichi Yasuda, Setagaya, JP;
Yuichiro Mitani, Miura, JP;
Shinobu Fujita, Inagi, JP;
Assignee:
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/04 (2006.01); G06F 21/44 (2013.01);
U.S. Cl.
CPC ...
G06F 21/44 (2013.01);
Abstract
According to an embodiment, an authentication system includes a physical device, a calculator, and an authenticator. The physical device includes a data source which outputs a data sequence along time series. The calculator performs, using hidden Markov model, probability calculation on an ID which is based on the data sequence obtained from the physical device. The authenticator authenticates the physical device based on calculation result of the calculator.