An anti-drone system 10 comprises a detecting unit 12 and a defeating unit 14. The detecting unit 12 comprises at least one sensor 16 for detecting a drone. The defeating unit 14 comprises means for mitigating a threat of the detected drone. The detecting unit may comprise two or more Radio Frequency sensors. One sensor may be omnidirectional and a second may be a directional radio frequency sensor. An a lert may be generated if a drone crosses a geo-fence. The defeating unit may be a radio transmitter configured to transmit one or more frequencies within the communication bandwidth of a pilot and the drone. False location information may be transmitted to the drone.

Source : Espacenet – Bibliographic data