P-I-N type diode high frequency switch for secondary radar inter
P1 Polyphase code expander-compressor
P2 Polyphase code expander-compressor
Palindromic polyphase code expander-compressor
Panel antenna having groups of dipoles fed with insertable delay
Parallel fed collinear dipole array antenna
Parallel processor configuration for adaptive antenna arrays
Parallel-feed planar high-frequency antenna
Parasitic array with driven sleeve element
Parasitic dipole for azimuth uniformity in broadband...
Parasitically coupled folded dipole multi-band antenna
Parasitically driven dipole array
Partially adaptive array using bootlace lens
Passive acquisition system
Passive ATCRBS using signals of remote SSR
Passive data acquisition and analysis system for microwave
Passive detection and tracking apparatus
Passive direction finding system
Passive encoding microwave transponder
Passive method and apparatus for radar locating and parasitic su