发明授权
- 专利标题： Device authentication system and method for determining whether a plurality of devices belong to a group
- 专利标题（中）： 用于确定多个设备是否属于组的设备认证系统和方法
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申请号： US10271563申请日： 2002-10-17
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公开(公告)号： US07260720B2公开(公告)日： 2007-08-21
- 发明人: Masaya Yamamoto , Kouji Miura , Tohru Nakahara
- 申请人： Masaya Yamamoto , Kouji Miura , Tohru Nakahara
- 申请人地址： JP Osaka
- 专利权人： Matsushita Electric Industrial Co., Ltd.
- 当前专利权人： Matsushita Electric Industrial Co., Ltd.
- 当前专利权人地址： JP Osaka
- 代理机构： Wenderoth, Lind & Ponack, L.L.P.
- 优先权： JP2001-321656 20011019
- 主分类号： H04L9/00
- IPC分类号： H04L9/00 ; G06F21/00
摘要：
Transmitting data sent from A first device includes random information, which is encrypted by using common information, and a checksum, and the transmitting data is sent to a second device. The second device receives the transmitting data, and sends back answering data that includes an answer message, which is encrypted by using the random information, and checksum, to the first device.
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