Fractional doppler counting

Details Fractional doppler counting Fractional doppler counting

1980-11-05

1983-11-08

Tokar, Michael J.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Frequency of cyclic current or voltage

324 79R, 324 83R, 324 83D, G01R 2302

Patent

active

044145047

ABSTRACT:
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.

REFERENCES:
patent: 3764903 (1973-10-01), Griswold
patent: 3916307 (1975-10-01), Hekimian
patent: 3977002 (1976-08-01), Barton
patent: 3978403 (1976-08-01), Mansfield
patent: 3982190 (1976-09-01), Schaefer
patent: 3984770 (1976-10-01), Chu

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