Quaternary frequency synthesizer

Oscillators – Beat frequency – Plural beating

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Details

328 14, 331 2, 331 40, 331 51, H03B 2102

Patent

active

040084434

ABSTRACT:
A frequency synthesizer operating in the quaternary system of numeration and comprising a plurality of "quaternade" units, each including a frequency inserting element with a mixer which receives respective frequencies equal to 63 A, 64 A, 65 A and 66 A, A being a predetermined frequency. The said frequencies are generated from a common standard frequency through dividing the standard frequency by variable ratios generating harmonics of the resulting frequencies and filtering.

REFERENCES:
patent: 2930988 (1960-03-01), Boff
patent: 2934716 (1960-04-01), Smith
patent: 2957144 (1960-10-01), Huhn
patent: 3235815 (1966-02-01), Keicher
patent: 3372347 (1968-03-01), Jones et al.
patent: 3566278 (1971-02-01), Noyes, Jr.
patent: 3644827 (1972-02-01), Landefeld

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