Oscillators – With frequency adjusting means – With voltage sensitive capacitor
Reexamination Certificate
2008-01-29
2008-01-29
Kinkead, Arnold (Department: 2817)
Oscillators
With frequency adjusting means
With voltage sensitive capacitor
C331S1070SL, C331S10800D, C331S03600C, C331S074000, C331S1170FE, C331S167000
Reexamination Certificate
active
07323947
ABSTRACT:
An oscillator circuit includes first and second transistors forming a differential pair, an output combiner connected to first terminal sides of the first and second transistors, and a current source connected to second terminal sides of the first and second transistors.
REFERENCES:
patent: 4658440 (1987-04-01), Pavio et al.
patent: 5122765 (1992-06-01), Pataut
patent: 6842081 (2005-01-01), Wang et al.
patent: 6930562 (2005-08-01), Takinami et al.
patent: 2000-307423 (2000-11-01), None
patent: 2003-168924 (2003-06-01), None
Arent & Fox LLP
Fujitsu Limited
Kinkead Arnold
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