| 主权项 |
1. A communications system for a mobile vehicle, comprising:
a) a vehicle mounted communications module for operating communications hardware used by said vehicle to communicate with a dispatch station; and b) a logic module, containing a set of user-defined parameters, said parameters including signal strength, range, bandwidth, vehicle class, and a location of a vehicle along route segments that said vehicle travels, and coverage area polygons mapped and assigned to represent a two-dimensional coverage area of a particular communication method along route segments that said vehicle travels, said logic module checking available networks for said vehicle, determining if the location of said vehicle is within one of said coverage area polygons and selecting the communication method used by said vehicle for communication with the dispatch station from the available networks for said vehicle and at least partially based on if said vehicle is also within one of said coverage area polygons, and wherein each vehicle class is able to communicate with the dispatch station via two or more communication methods, and selecting the communication method used by said vehicle is at least partially based on a vehicle class of the vehicle and switches communications methods dynamically as required by the set of user defined parameters as required by a vehicle operator. |
