Pulse or digital communications – Receivers – Angle modulation
Reexamination Certificate
2007-07-24
2007-07-24
Payne, David C. (Department: 2611)
Pulse or digital communications
Receivers
Angle modulation
C375S316000, C329S315000, C329S345000
Reexamination Certificate
active
10749634
ABSTRACT:
A digital baseband (DBB) radio frequency (RF) receiver used for receiving and processing a wireless communication signal. The DBB receiver includes a demodulator, first and second analog low pass filters (LPFs), first and second digital gain control circuits, and a digital time domain compensation module which removes group delay variation distortion, introduced by the first and second analog LPFs, from real and imaginary signal components of the communication signal.
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Demir Alpaslan
Haque Tanbir
Kazakevich Leonid
File Erin M.
InterDigital Technology Corporation
Payne David C.
Volpe and Koenig P.C.
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