发明名称 |
ELECTRONIC DEVICE CONTROL APPARATUS |
摘要 |
<p>The electronics controller and electronic devices can securely share a common key and make an encrypted communication. A serial key of the electronic device controlled by the element to obtain a serial key 102 is obtained. A common key of the electronic device stored at the element to store a common key 103 is encrypted at the element to encrypt a common key 104 by a serial key, and is transmitted to the electronic device by the element to transmit an encrypted common key 106. A common key is shared by the electronics controller and electronic device. A control signal is encrypted by a shared common key, and is transmitted to the electronic device. <IMAGE></p> |
申请公布号 |
EP1387521(A1) |
申请公布日期 |
2004.02.04 |
申请号 |
EP20020769576 |
申请日期 |
2002.05.13 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
MINEMURA, ATSUSHI;ITO, MASAO;NAKANISHI, YOSHIAKI |
分类号 |
H04L9/08;H04L9/10;(IPC1-7):H04L9/08 |
主分类号 |
H04L9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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