Inventor
TURNEY WILLIAM J
US26 patents
Patents
26 patentsUS6606483B1Aug 12, 2003
Dual open and closed loop linear transmitter
MOTOROLA INC241 citations99
US6449465B1Sep 10, 2002
Method and apparatus for linear amplification of a radio frequency signal
MOTOROLA INC292 citations99
US5564086AOct 8, 1996
Method and apparatus for enhancing an operating characteristic of a radio transmitter
MOTOROLA INC383 citations99
US5423082AJun 6, 1995
Method for a transmitter to compensate for varying loading without an isolator
MOTOROLA INC148 citations99
US4910752AMar 20, 1990
Low power digital receiver
MOTOROLA INC177 citations99
US4857928AAug 15, 1989
Method and arrangement for a sigma delta converter for bandpass signals
MOTOROLA INC173 citations99
US4811362AMar 7, 1989
Low power digital receiver
MOTOROLA INC144 citations98
US5066923ANov 19, 1991
Linear transmitter training method and apparatus
MOTOROLA INC135 citations97
US5675287AOct 7, 1997
Digital DC correction circuit for a linear transmitter
MOTOROLA INC94 citations96
US5584059ADec 10, 1996
DC offset reduction in a zero-if transmitter
MOTOROLA INC62 citations96
US5574992ANov 12, 1996
Method and apparatus for reducing off-channel interference produced by a linear transmitter
MOTOROLA INC92 citations96
US4893316AJan 9, 1990
Digital radio frequency receiver
MOTOROLA INC542 citations96
US4516083AMay 7, 1985
Fast lock PLL having out of lock detector control of loop filter and divider
MOTOROLA INC93 citations96
US6356603B1Mar 12, 2002
Integrated multi-mode bandpass sigma-delta receiver subsystem with interference mitigation and method of using same
MOTOROLA INC21 citations92
US6160859ADec 12, 2000
Integrated multi-mode bandpass sigma-delta receiver subsystem with interference mitigation and method of using the same
MOTOROLA INC35 citations92
US5675286AOct 7, 1997
Method and apparatus for an improved linear transmitter
MOTOROLA INC53 citations92
US5564087AOct 8, 1996
Method and apparatus for a linear transmitter
MOTOROLA INC47 citations92
US5542096AJul 30, 1996
Method for a transmitter to compensate for varying loading without an isolator
MOTOROLA INC33 citations92
US5389927AFeb 14, 1995
Method and apparatus for control of an analog to digital converter
MOTOROLA INC50 citations92
US5051704ASep 24, 1991
Feedforward distortion cancellation circuit
MOTOROLA INC45 citations92
US4334185AJun 8, 1982
Circuit for automatic gain control with constant response time
MOTOROLA INC31 citations92
US7429953B2Sep 30, 2008
Passive repeater for radio frequency communications
MOTOROLA INC26 citations91
US6252456B1Jun 26, 2001
Power amplifier load controller and method for controlling a power amplifier load
MOTOROLA INC18 citations84
US7126929B2Oct 24, 2006
Antenna method and apparatus
MOTOROLA INC8 citations74
US5239693AAug 24, 1993
Amplifier level-setting apparatus
MOTOROLA INC14 citations73
US7309982B2Dec 18, 2007
Portable system for rapid characterization of electrical properties of a material
MOTOROLA INC8 citations70