Inventor
POWELL II CLINTON C
US27 patents
Patents
27 patentsUS6654594B1Nov 25, 2003
Digitized automatic gain control system and methods for a controlled gain receiver
MOTOROLA INC96 citations97
US6084931AJul 4, 2000
Symbol synchronizer based on eye pattern characteristics having variable adaptation rate and adjustable jitter control, and method therefor
MOTOROLA INC107 citations96
US6560447B2May 6, 2003
DC offset correction scheme for wireless receivers
MOTOROLA INC88 citations95
US5459873AOct 17, 1995
Method and communication system for improved channel scanning and link establishment determinations
MOTOROLA INC59 citations95
US5710975AJan 20, 1998
Selective call transceiver with system approved power saving state
MOTOROLA INC66 citations94
US5692019ANov 25, 1997
Communication device having antenna switch diversity, and method therefor
MOTOROLA INC67 citations93
US5960042ASep 28, 1999
Method in a selective call receiver for synchronizing to a multi-level radio signal
MOTOROLA INC21 citations92
US5633895AMay 27, 1997
Communication device with synchronized zero-crossing demodulator and method
MOTOROLA INC42 citations92
US6487260B1Nov 26, 2002
Method and apparatus for efficient correlation detection
MOTOROLA INC19 citations91
US5943378AAug 24, 1999
Digital signal clock recovery
MOTOROLA INC24 citations91
US5799043AAug 25, 1998
Method and apparatus for decoding a two-level radio signal
MOTOROLA INC29 citations91
US5524279AJun 4, 1996
Method and apparatus for improving perceived quality of a stored voice message in a communication receiver
MOTOROLA INC19 citations91
US6571083B1May 27, 2003
Method and apparatus for automatic simulcast correction for a correlation detector
MOTOROLA INC41 citations90
US6996383B2Feb 7, 2006
Digitized automatic gain control system and methods for a controlled gain receiver
MOTOROLA INC13 citations83
US6178210B1Jan 23, 2001
Method and apparatus for reducing data distortion and improving simulcast reception
MOTOROLA INC16 citations81
US6130920AOct 10, 2000
Method and apparatus for accurate synchronization using symbol decision feedback
MOTOROLA INC18 citations80
US5670951ASep 23, 1997
Radio communication device and method for generating threshold levels in a radio communication device for receiving four-level signals
MOTOROLA INC19 citations79
US6055436AApr 25, 2000
Method and apparatus for detecting simulcast channel conditions
MOTOROLA INC12 citations74
US5602877AFeb 11, 1997
Method and apparatus for information recovery in a radio communication device
MOTOROLA INC8 citations74
US5309480AMay 3, 1994
Non-coherent quadrature demodulation of MSK signals
MOTOROLA INC8 citations74
US5687197ANov 11, 1997
Method and apparatus for detecting data symbols in a diversity communication system
MOTOROLA INC10 citations73
US5673197ASep 30, 1997
Apparatus and method for updating thresholds for peak and valley systems
MOTOROLA INC12 citations72
US6130921AOct 10, 2000
Frequency shift modulation automatic frequency correction circuit and method
MOTOROLA INC9 citations71
US6570938B1May 27, 2003
Method and apparatus for recovering data symbols from a signal received by a radio communication device
MOTOROLA INC4 citations63
US6263014B1Jul 17, 2001
Method and apparatus for correlation detection of multi-level signals with non-standard deviations
MOTOROLA INC5 citations62
US6111855AAug 29, 2000
Method and apparatus for baud detection in a communication device
MOTOROLA INC3 citations62
US6853693B1Feb 8, 2005
Method and apparatus for gain normalization of a correlation demodulator
MOTOROLA INC4 citations61