US 12,130,367 B2
Identifying spoofed maritime signals based on receiving reception stations
Dror Salzman, Tel Aviv (IL); and Shay Amram, Herzliya (IL)
Assigned to Windward LTD., Tel Aviv (IL)
Filed by Windward LTD., Tel Aviv (IL)
Filed on Nov. 23, 2021, as Appl. No. 17/534,072.
Prior Publication US 2023/0161049 A1, May 25, 2023
Int. Cl. G01S 19/21 (2010.01); H04W 4/02 (2018.01); H04W 4/029 (2018.01); H04W 4/40 (2018.01); H04W 12/12 (2021.01)
CPC G01S 19/215 (2013.01) [H04W 4/029 (2018.02); H04W 12/12 (2013.01); H04W 4/40 (2018.02)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
obtaining one or more location-reporting signals of a maritime vessel, wherein the one or more location-reporting signals comprise one or more respective sets of geographical coordinates, each of which having a timestamp;
determining that the one or more location-reporting signals are at least partially fabricated, wherein said determining that the one or more location-reporting signals are at least partially fabricated comprises:
identifying a station that received the one or more location-reporting signals, wherein the station having a reception area, wherein the reception area is determined based on historic location-reporting signals that were received by the station; and
determining that at least one set of geographical coordinates indicated by the one or more location-reporting signals is fabricated based on the reception area of the station, wherein said determining that at least one set of geographical coordinates is fabricated comprises determining that the at least one set of geographical coordinates is not within the reception area; and
performing a responsive action in response to said determining that the one or more location-reporting signals are at least partially fabricated.