172654 ⎘
Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified; Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems; Very long range radars, e.g. surface wave radar, over-the-horizon or ionospheric propagation systems OTH, Over-The-Horizon radar
VECTOR SENSOR ARRAY SURFACE WAVE RADAR
#2RADAR HAVING MULTI-BAND CONCENTRIC RINGS OF ARRAY ELEMENTS
#3Systems and methods for over the horizon sensing of low small targets
#4Vector sensor array surface wave radar
#5Over the horizon radar (OTH) system and method
#6Vector sensor array surface wave radar
#7Floating platform for maritime surveillance
#8Buoy-type high frequency ground-wave radar system
#9System and technique for mitigation of clutter in radar
#10Mitigation of anomalous propagation effects in radar
#11Virtual antenna extension for sampled aperture arrays
#12Knowledge aided detector