Patent ID: 7689230

Claim:
A system, comprising: a mobile node in a vehicle for communications in a transportation network, the mobile node comprising: a first processor; a first memory; a first communication device configured to send and receive one or more messages; and a first set of instructions executable by the first processor for: a. extracting a location of an event from a first message; b. making a first determination by comparing the location of the event to a geographic characteristic of the mobile node; and c. sending a second message based on the first determination; and a stationary node for communications in the transportation network, the stationary node comprising: a second processor; a second memory; a second communication device configured to send and receive one or more messages; and a second set of instructions executable by the second processor for: a. receiving the second message; b. extracting a location of an event from the second message; c. making a second determination at least in part by comparing the location of the event to a geographic characteristic of the stationary node; d. making a third determination as to whether a third message should be sent based on the second determination.