Unique phase difference measuring circuit

Details Unique phase difference measuring circuit Unique phase difference measuring circuit

1988-12-19

1990-05-15

Heyman, John S.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Phase comparison

328133, 307514, G01R 2500

Patent

active

049261150

ABSTRACT:
A Unique Phase Difference Measuring Circuit which measures the phase difference between a reference pulse train and a slave pulse train. The present invention includes delay lines that determine the phase difference between the pulse trains which can be read directly by a microprocessor.

REFERENCES:
patent: 3521172 (1970-07-01), Harmon
patent: 3600690 (1971-08-01), White
patent: 3663956 (1972-05-01), Purdy et al.
patent: 4446389 (1984-05-01), Williams et al.
patent: 4634967 (1987-01-01), Virieux et al.

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