发明名称 |
SECURE AUTHENTICATED DISTANCE MEASUREMENT |
摘要 |
The invention relates to a method for a first communication device to performing authenticated distance measurement between said first communication device and a second communication device, wherein the first and the second communication device share a common secret and said common secret is used for performing the distance measurement between said first and said second communication device. The invention also relates to a method of determining whether data stored on a first communication device are to be accessed by a second communication device. Moreover, the invention relates to a communication device for performing authenticated distance measurement to a second communication device. The invention also relates to an apparatus for playing back multimedia content comprising a communication device. |
申请公布号 |
AU2003246997(A1) |
申请公布日期 |
2004.02.23 |
申请号 |
AU20030246997 |
申请日期 |
2003.06.27 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
FRANCISCUS, L., A., J. KAMPERMAN |
分类号 |
H04L9/32;G06F1/00;G06F21/10;H04L12/28;H04L12/56;H04L29/06 |
主分类号 |
H04L9/32 |
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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