Wave transmission lines and networks – Coupling networks – Frequency domain filters utilizing only lumped parameters
Reexamination Certificate
2007-06-05
2009-06-16
Lee, Benny (Department: 2817)
Wave transmission lines and networks
Coupling networks
Frequency domain filters utilizing only lumped parameters
C333S176000, C333S214000
Reexamination Certificate
active
07548136
ABSTRACT:
The present invention reduces distortion in variable capacitance devices by connecting a circuit to the variable capacitance devices that has low impedance at predetermined frequencies to suppress those frequencies and also suppress harmonics and mixing products resulting from mixing of various frequencies.
REFERENCES:
patent: 3290618 (1966-12-01), Leysieffer
patent: 3684977 (1972-08-01), Viles
patent: 4195274 (1980-03-01), Suganuma
patent: 6707354 (2004-03-01), Pollet et al.
patent: 2005/0083151 (2005-04-01), Xiao et al.
patent: WO2006133159 (2006-12-01), None
Greenhaus Bruce W.
Koffs Steven E.
Landry Michael W.
Lee Benny
RF Magic Inc.
LandOfFree
Distortion reduction for variable capacitance devices does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Distortion reduction for variable capacitance devices, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Distortion reduction for variable capacitance devices will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4074552