Object detecting device
Object discerning method and apparatus using a spatial wave prop
Object identification system using an RF roll-call technique
Object locating system
Object monitoring method and apparatus
Oblique scatter object detection and location system
Observation or telecommunication satellites
Obstacle detecting radar apparatus for a motor vehicle or the li
Obstacle detecting system
Octave-band antennas for impulse radios and cellular phones
ODU alignment procedure using circularly polarized signals...
ODU alignment procedure using circularly polarized squint
OFDM transmission system
OFDM transmission system
Off-resonant chaff system for a large target viewed by low frequ
Offset active antenna having two reflectors
Offset antenna
Offset antenna having improved symmetry in the radiation pattern
Offset dual-reflector aerial having tapered reflector segments i
Offset fed electric microstrip dipole antenna