Patent ID: 6587780
Filing Date: 2003-07-01
Classification: G08G

Abstract:
A method for disseminating traffic information to users, comprising the steps of:maintaining at least one database comprising; a plurality of trip description structures; information regarding conditions of travel associated with at least one of the trip description structures in view of current information; respective trip data corresponding to at least one trip for each of a plurality of users, the trip data being communicated by the plurality of users and including, for each user: at least one geographic identification, at least one critical time selected from the group consisting of a start time for the at least one trip, an arrival time for the at least one trip, a desired start time for the at least one trip, and a day of the week when the at least one trip is to be undertaken, and at least one communication specification selected by that user, processing the trip data, at a predetermined time relative to the critical time and responsive to the conditions of travel, to identify at least one situation relating to the trip data; and contacting at least one user at a second time relative to the critical time, responsive to the situation and in accordance with the communication specification.