Invention Grant
- Patent Title: Communications apparatus, communications system, and method of setting certificate
- Patent Title (中): 通信设备，通信系统和设置证书的方法
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Application No.: US13603201Application Date: 2012-09-04
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Publication No.: US08612762B2Publication Date: 2013-12-17
- Inventor: Tatsuya Imai
- Applicant: Tatsuya Imai
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2003-321762 20030912; JP2004-211396 20040720
- Main IPC: H04L9/32
- IPC: H04L9/32
Abstract:
An apparatus in a system which includes at least a high-level apparatus and a plurality of low-level apparatuses, said apparatus being one of the low-level apparatuses. The apparatus includes a storage unit configured to store an individual certificate set and a common certificate set and a communication unit configured to transmit own authentication information to the high level apparatus to allow the high level apparatus to perform decryption to authenticate the validity of the apparatus.
Public/Granted literature
- US20120331299A1 COMMUNICATIONS APPARATUS, COMMUNICATIONS SYSTEM, AND METHOD OF SETTING CERTIFICATE Public/Granted day:2012-12-27
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