发明名称 |
Electronic file and record keeper for secondary radar targets |
摘要 |
A warning is provided when a responding IFF target fails to satisfy friend-acceptance criteria in response to a given number of cryptographic interrogations. Target position information is utilized to aid in determining whether the responses under evaluation come from the same target.
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申请公布号 |
US4024538(A) |
申请公布日期 |
1977.05.17 |
申请号 |
US19750617269 |
申请日期 |
1975.09.26 |
申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY |
发明人 |
BISHOP, WALTON B. |
分类号 |
G01S13/78;(IPC1-7):G01S9/56 |
主分类号 |
G01S13/78 |
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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