Patent ID: 6889032
Filing Date: 2005-05-03
Classification: H04H

Abstract:
1. A system for disseminating data from an information database to a plurality of mobile users, comprising: a broadcast server connected to the information database, the broadcast server adapted to request and receive the data from the information database and to transmit the data to a mobile base station, the mobile base station having a processor and a computer readable memory; a receiver connected to the mobile base station and adapted to receive the data transmitted by the broadcast server; a network interface attached to the mobile base station and adapted to transmit the data to the plurality of mobile users and to receive information requests from the plurality of mobile users; a communication link attached to the mobile base station and adapted to communicate the information requests to the broadcast server; the computer readable memory being adapted to store a copy of the data transmitted by the broadcast server and to store the information requests received from the plurality of mobile users; and first software routine stored in the computer readable memory and adapted to operate on the processor to determine data updates representing at least some of the data transmitted by the broadcast server which updates the stored copy of the data and to transmit at least some of the data updates to the plurality of mobile users based on the information requests received from the plurality of mobile users.