Digitally controlled oscillator (DCO)

Details Digitally controlled oscillator (DCO) Digitally controlled oscillator (DCO)

2011-03-29

2011-03-29

Pascal, Robert (Department: 2817)

Oscillators

With frequency adjusting means

Variable inductance device

C331S1170FE, C331S03600C

Reexamination Certificate

active

07915968

ABSTRACT:
A digitally controlled oscillator (DCO) includes a current generator which generates an electric current having a magnitude corresponding to an input signal, and a digitally controlled oscillating unit which generates an oscillating frequency based on an inductance which varies according to the magnitude of the electric current generated by the current generator.

REFERENCES:
patent: 5850163 (1998-12-01), Drost et al.
patent: 6784755 (2004-08-01), Lin et al.
patent: 7683681 (2010-03-01), Jang et al.
patent: 2006/0232348 (2006-10-01), Hino

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