CPC G01S 1/68 (2013.01) [G01C 21/10 (2013.01); G01S 1/042 (2013.01); G01S 1/08 (2013.01)] | 8 Claims |
1. An electronic beacon placed stationary in a known location, the beacon comprising a map, stored therein, pertaining to a covered area, the map comprising coordinates of said known location with reference to the map, the electronic beacon being configured to transmit at least a navigational signal, the electronic beacon comprising a radio transmitter to transmit the map to at least one moving device in the covered area;
wherein the map further comprises position information received from said at least one moving device, the position information comprising a reference to the map; and
wherein the position information received from said at least one moving device further comprises motion information, the motion information comprising at least speed information and direction information.
|