VCO with automatic calibration

Details VCO with automatic calibration VCO with automatic calibration

2006-09-19

2006-09-19

Mis, David (Department: 2817)

Oscillators

With frequency adjusting means

Step-frequency change

C331S00100A, C331S011000, C331S017000, C331S03600C, C331S1170FE, C331S17700V

Reexamination Certificate

active

07109815

ABSTRACT:
Voltage-controlled oscillator with apparatus for automatic calibration. The voltage-controlled oscillator includes switches connecting associated coarse-tuning capacitors to an LC resonant tank of the oscillator. The voltage-controlled oscillator also comprises a calibration loop used to appropriately set the switches associated with the coarse tuning capacitors based on a oscillator control signal.

REFERENCES:
patent: 6856205 (2005-02-01), Groe et al.

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