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:
Mar. 26, 2013
Filed:
Feb. 02, 2009
Toshiyuki Nakanishi, Fuchu, JP;
Takafumi Sakamoto, Machida, JP;
Keisuke Mera, Kawasaki, JP;
Toshiyuki Umeda, Inagi, JP;
Shoji Otaka, Yokohama, JP;
Yusuke Doi, Yokohama, JP;
Toshiyuki Nakanishi, Fuchu, JP;
Takafumi Sakamoto, Machida, JP;
Keisuke Mera, Kawasaki, JP;
Toshiyuki Umeda, Inagi, JP;
Shoji Otaka, Yokohama, JP;
Yusuke Doi, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A control device being a control device communicating with a controlled device to control the controlled device includes: a first memory to store first authentication information for authenticating the controlled device; a second memory to store second authentication information for making the controlled device authenticate itself; a determination unit to compare third authentication information sent from the controlled device for specifying the controlled device with the first authentication information; a calculator to perform calculation processing on the first authentication information or the third authentication information using the second authentication information to generate a calculated value; a transmitter to transmit, when the determination unit determines that the first authentication information and the third authentication information are the same, the calculated value to the controlled device; and a memory controller to update the first authentication information.