Direct acquisition of very large PN sequences in GPS systems
Direct acquistion of very large PN sequences in GPS systems
Direct integrated approach to multipath signal identification
Direct sampling GPS receiver for anti-interference operations
Direction indicating apparatus and method
Directly acquiring precision code GPS signals
Distance dependant error mitigation in real-time kinematic...
Distributed iterative multimodal sensor fusion method for...
Distributed orbit modeling and propagation method for a...
Distributed orbit modeling and propagation method for a...
Dive computer with global positioning system receiver
Domed divergent lens for microwaves and an antenna...
Doppler determination of satellite attitude
Downlink load sharing by nulling, beam steering and beam...
Driver information system
Driver information system
Dual antenna diversity method to detect GPS signal tampering
Dual channel advertising referencing vehicle location
Dual Frequency global positioning system
Dual frequency reception of spread spectrum signals