Inventor
YANG YUNCHUN
US5 patents
Patents
5 patentsUS6753810B1Jun 22, 2004
Fast ambiguity resolution for real time kinematic survey and navigation
NAVCOM TECH INC96 citations97
US6864836B1Mar 8, 2005
Method for receiver autonomous integrity monitoring and fault detection and elimination
NAVCOM TECH INC64 citations95
US7212155B2May 1, 2007
GPS navigation using successive differences of carrier-phase measurements
NAVCOM TECH INC28 citations92
US7119741B2Oct 10, 2006
Method for combined use of a local RTK system and a regional, wide-area, or global carrier-phase positioning system
NAVCOM TECH INC31 citations92
US7071870B2Jul 4, 2006
Method for combined use of local positioning system and a global positioning system
NAVCOM TECH INC17 citations92