Telecommunications – Receiver or analog modulated signal frequency converter – Modulation distortion or cross talk correction or elimination
Reexamination Certificate
2008-12-17
2011-11-01
Pierre, Peguy Jean (Department: 2819)
Telecommunications
Receiver or analog modulated signal frequency converter
Modulation distortion or cross talk correction or elimination
C455S333000, C455S296000
Reexamination Certificate
active
08050644
ABSTRACT:
A highly linear mixer and method for cancelling field effect transistor channel resistance modulation are provided. At least a portion of the voltage of an input signal is added to a drive signal to cancel distortion arising from modulation of the voltage of the input signal.
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patent: 6819914 (2004-11-01), Yan et al.
patent: 6847805 (2005-01-01), Liu
patent: 7420418 (2008-09-01), Park et al.
patent: 2008/0030240 (2008-02-01), Scheuerlein
patent: 2009/0075621 (2009-03-01), Christoffers et al.
Cosand Albert E.
Jensen Joseph F.
HRL Laboratories LLC
Jean Pierre Peguy
Ladas & Parry
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