发明名称 |
Methods and apparatus to verify the identity of a cellular mobile phone |
摘要 |
A wireless-based communications system is provided with a method and apparatus for automatic verification of the identity of a mobile phone user in order to eliminate cellular piracy. A first embodiment implements a memory-based verification and a second embodiment implements an algorithm-based verification to reduce memory space requirements. The call is allowed when verification passes and is disallowed when verification fails.
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申请公布号 |
US5457737(A) |
申请公布日期 |
1995.10.10 |
申请号 |
US19930174569 |
申请日期 |
1993.12.28 |
申请人 |
AT&T CORP. |
发明人 |
WEN, JACK C. |
分类号 |
H04L12/22;H04L29/06;H04W12/06;(IPC1-7):H04Q7/22;H04M11/00 |
主分类号 |
H04L12/22 |
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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