Patent ID: 6756915
Filing Date: 2004-06-29
Classification: G07B,G08G

Abstract:
A geographic information service system comprising:a geographic information supply server that supplies geographic information by certain regions; an Electronic Toll Collection (ETC) terminal that transmits registration information service requests and geographic information service requests from a vehicle; a Dedicated Short Range Communication (DSRC) base station that communicates bi-directionally with the ETC terminal by a DSRC method; and a DSRC sewer in communication with the DSRC base station that analyzes a message transmitted from the DSRC base station and supplies a requested geographic information service by communicating with the geographic information supply server; wherein the ETC terminal further comprises a service mode conversion switch that converts a service mode of the ETC terminal in accordance with an operation of a user, a Central Processing Unit (CPU) that recognizes the service mode and controls an operation of the ETC terminal, according to the pertinent service mode, and a touch screen unit that transmits the geographic information service requests, inputted by the user, to the CPU and displays the pertinent geographic information received from the DSRC base station, under the control of the CPU.