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:
Oct. 13, 2009
Filed:
Apr. 12, 2005
Yibo Zhang, Osaka, JP;
Takeshi Kokado, Kyoto, JP;
Yibo Zhang, Osaka, JP;
Takeshi Kokado, Kyoto, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A communication device, a communication system and an authentication system for preventing a disguising act by an illegal man-in-the-middle and improving the safety and certainty of authentication processing are provided. A slave () transmits an authentication request including device information to a master (). The master () receives the authentication request and displays the device information included in the authentication request on a screen of a display section (). The user visually checks the device information displayed on the screen of the display section(), determines whether or not to verify the authentication, and instructs the master () of the determination result via an input section (). The master (), instructed to verify or not to verify the authentication, transmits a response in accordance with the instruction to the slave ().