Input controller circuit apparatus for phase lock loop voltage c

Details Input controller circuit apparatus for phase lock loop voltage c Input controller circuit apparatus for phase lock loop voltage c

1982-10-20

1986-02-11

LaRoche, Eugene R.

Oscillators

Automatic frequency stabilization using a phase or frequency...

Transistorized controls

331 17, 331108D, 331177R, H03K 303

Patent

active

045701300

ABSTRACT:
A phase lock loop oscillator is provided with a voltage controlled oscillator which includes a current controlled oscillator and an input controller therefor that maintains the center frequency of the current controlled oscillator substantially constant irrespective of changes in the gain of the voltage controlled oscillator.

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"Voltage Controlled Oscillator"-D. F. Cox, IBM Technical Disclosure Bulletin, vol. 13, No. 8, Jan. 1971, pp. 2170-2171.
"Auto-Reference Phase-Locked-Loop Clock Generator"-R. M. Wooton, IBM Technical Disclosure Bulletin, vol. 24, No. 5, Oct. 1981, pp. 2294-2296.
"Digital Phase-Locked Loops Move into Analog Territory"-Greer, Jr. et al., Electronic Design, Mar. 31, 1982, pp. 95-100.

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