RF Local oscillator with low phase noise

Details RF Local oscillator with low phase noise RF Local oscillator with low phase noise

1983-02-25

1985-11-05

LaRoche, Eugene R.

Oscillators

Automatic frequency stabilization using a phase or frequency...

Plural oscillators controlled

331 25, 331 47, H03L 700

Patent

active

045516898

ABSTRACT:
An RF local oscillator, particularly useful in connection with phase shift key modulation in satellite communications systems, provides a low phase noise signal by use of a phase locked loop having a phase stable oscillator to provide frequency conversion of a frequency synthesizer output signal.

REFERENCES:
patent: 4114110 (1978-09-01), Nossen
patent: 4191930 (1980-03-01), Harzer
Motoyama, H. "PLL Frequency Synthesizers to Replace Beat-Frequency Oscillators", JEE, (Jun. 1977), No. 126, pp. 37-40.
Astrof, K. L. "Frequency Synthesis in a Microwave signal Generator", Hewlett-Packard Journal (USA) (Nov. 1977), pp. 8-15.
Lewis, M., "A Compact Agile Microwave Frequency Generator for Radar Applications", Conference: Military Microwaves 78 Conference Proceedings, London, England, Oct. 25-27 1978, pp. 234-237.

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