P-code generation
Package tracking system
Packaging architecture for phased arrays
Paging/messaging system using GPS satellites
Panel antenna with variable phase shifter
Parallax induced polarization loss to reduce sidelobe levels
Parallel correlator for global positioning system receiver
Parked vehicle locator
Partial almanac collection system
Partial almanac collection system
Partial search carrier-phase integer ambiguity resolution
Partially coherent beamformer for sparse, irregular arrays
Passive aircraft monitoring system
Passive coherent location system and method
Passive doppler differential ranging system and method
Passive emitter location system
Passive frequency scanning radiometer
Passive high accuracy geolocation system and method
Passive interferometric imaging receiver system
Passive means for single site radio location