发明名称 |
Fractional doppler counting |
摘要 |
A system for measuring Doppler frequency cycle count over a predetermined time period wherein a phase locked VCO is operated at N times the Doppler to allow measurement of both integral and fractional cycles. The resolution of the measurement is a function of the factor N.
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申请公布号 |
US4414504(A) |
申请公布日期 |
1983.11.08 |
申请号 |
US19800204097 |
申请日期 |
1980.11.05 |
申请人 |
MOTOROLA INC. |
发明人 |
KENNEDY, HOWARD L. |
分类号 |
G01S13/50;G01R23/10;G01S11/10;(IPC1-7):G01R23/02 |
主分类号 |
G01S13/50 |
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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