Frequency correction arrangement

Details Frequency correction arrangement Frequency correction arrangement

1975-11-03

1977-03-08

Heyman, John S.

Oscillators

Relaxation oscillators

328 41, 328 48, 328155, 328158, 331 1A, H03B 1900

Patent

active

040115160

ABSTRACT:
An electronically programmable frequency correction arrangement. The frequency of a source input signal is compared to a desired frequency. Pulse stuffing techniques are utilized by which a number of pulses comprising a frequency correction signal are selectively added to the input signal so as to accurately adjust the source frequency to the desired frequency.

REFERENCES:
patent: 3258696 (1966-06-01), Heymann
patent: 3424986 (1969-01-01), Vasseur
patent: 3614632 (1971-10-01), Leibowitz et al.
patent: 3657658 (1972-04-01), Kubo
patent: 3671871 (1972-06-01), Malm
patent: 3824379 (1974-07-01), Tomisawa et al.
patent: 3928812 (1975-12-01), Bates
"Dynamic Rate Multiplier" Handbook of Automation Computation and Control vol. 2 pp. 29-09, 29-10 copyright 1959 by Grabbe, Ramo & Woolridge.

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