The primary causes of GPS denial include interference, spoofing, signal blockage and GPS constellation failure.
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For these reasons, airport radar can't detect drones to the level that we need it to in order to maintain airspace security at airports. Additionally, radar has limitations like range and depth of field, which in some cases drone technology manages to bypass.
For these reasons, airport radar can't detect drones to the level that we need it to in order to maintain airspace security at airports. Additionally, radar has limitations like range and depth of field, which in some cases drone technology manages to bypass.