Digital phase synchronizer

Details Digital phase synchronizer Digital phase synchronizer

1986-07-22

1988-06-28

Lall, Parshotam S.

Boots, shoes, and leggings

364483, 340661, G06F 1520, G01R 1900

Patent

active

047544074

ABSTRACT:
A method and apparatus for digital phase synchronization to an AC power line is disclosed, having an analog-to-digital conversion providing a digital phase error signal which is processed by an inverting proportional plus integral transfer function and compared to a digital timer to determine the time for the next analog-to-digital conversion.

REFERENCES:
patent: 4435425 (1984-07-01), Vollrath
patent: 4462110 (1984-07-01), Baldwin et al.
patent: 4556866 (1985-12-01), Gorecki
patent: 4672555 (1987-06-01), Hart et al.
Taber, "Digital Phase Error Detector", IBM Technical Disclosure Bulletin, pp. 5171-5173, vol. 23, No. 11, Apr. 1981.
Application Note AP-248 Dec., 1985 "Using the 8096", by Ira Horden, Order No. 270061-001, published by Intel Corp.

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