Oscillators – Automatic frequency stabilization using a phase or frequency... – Plural oscillators controlled
Reexamination Certificate
2005-12-29
2009-06-02
Kinkead, Arnold (Department: 2817)
Oscillators
Automatic frequency stabilization using a phase or frequency...
Plural oscillators controlled
C331S158000, C331S1160FE, C331S1160FE, C331S018000, C331S020000
Reexamination Certificate
active
07541878
ABSTRACT:
An apparatus, comprising: a first oscillator made from piezoelectric material to oscillate at a first frequency; a second oscillator to oscillate at a second frequency; a comparator to compare the first frequency to the second frequency; and a controller to change the first frequency in response to the comparing of the first frequency to the second frequency.
REFERENCES:
patent: 6545550 (2003-04-01), Frerking
patent: 7098748 (2006-08-01), Schmidt
Blakely , Sokoloff, Taylor & Zafman LLP
Intel Corporation
Kinkead Arnold
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