Inventor
NGAN JOHN CHEONG-WAI
US13 patents
Patents
13 patentsUS7415242B1Aug 19, 2008
Method and system for proximity detection for an in-building wireless repeater
SPRINT SPECTRUM LP170 citations98
US7336961B1Feb 26, 2008
Method and system for determining location of a mobile station within a distributed antenna system
SPRINT SPECTRUM LP94 citations97
US7299005B1Nov 20, 2007
Radio frequency repeater with automated block/channel selection
SPRINT SPECTRUM LP67 citations97
US7480485B1Jan 20, 2009
Radio frequency repeater with automated block/channel selection
SPRINT SPECTRUM LP31 citations92
US7123911B1Oct 17, 2006
Method and system of wireless signal repeating
SPRINT SPECTRUM LP38 citations92
US7088965B1Aug 8, 2006
Fractal antenna system and method for improved wireless telecommunications
SPRINT SPECTRUM LP35 citations92
US7197288B1Mar 27, 2007
Method and system of spread spectrum modulation
SPRINT SPECTRUM LP20 citations90
US7792532B1Sep 7, 2010
Method and system of reusing walsh code to increase forward channel capacity
SPRINT SPECTRUM LP9 citations84
US7853294B1Dec 14, 2010
Method and system of selecting antennas and equipment for use within a wireless communication system
SPRINT SPECTRUM LP8 citations83
US7844295B1Nov 30, 2010
Using a wireless intercom to talk-around a cellular wireless network
SPRINT SPECTRUM LP20 citations83
US7542733B1Jun 2, 2009
Method and apparatus for diversity transmission from a mobile station
SPRINT SPECTRUM LP15 citations83
US7353001B1Apr 1, 2008
Method and apparatus for managing beam selection in a mobile handset
SPRINT SPECTRUM LP17 citations83
US6973312B1Dec 6, 2005
Method and system of identifying cells in which to apply a carrier frequency
SPRINT SPECTRUM LP17 citations83