发明名称 |
SECURITY DEVICES AND SYSTEMS |
摘要 |
A security device and a security system incorporating such a device comprises a portable secure object (3) which includes means for storing e.g. confidential information, means for storing a coded sound signal or a signal indicative thereof, and integral microphone (4), the microphone (4) being adapted for use in generating the coded sound signal during a registration procedure, and subsequently for use in deriving a further coded sound signal for comparison with the generated coded sound signal for subsequent interrogation purposes. |
申请公布号 |
WO9808188(A1) |
申请公布日期 |
1998.02.26 |
申请号 |
WO1997GB02228 |
申请日期 |
1997.08.20 |
申请人 |
DOMAIN DYNAMICS LIMITED;KING, REGINALD, ALFRED |
发明人 |
KING, REGINALD, ALFRED |
分类号 |
G06K17/00;G06K13/08;G06K19/07 |
主分类号 |
G06K17/00 |
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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