Patent ID: 7383123

Claim:
In a navigation system having an information center and a mobile terminal, the information center including a database for storing node messages with each node message including node photographic image information and node data about the geographical features of a node and a database for storing map data, the node photographic image information being divided into photographic image segments corresponding to directions, a method of processing position information in the information center, comprising: setting a route according to a current position and a destination of the mobile terminal wherein a user can select desired nodes, generating map data including the route and a plurality of selected nodes in the route, and transmitting the map data to the mobile terminal; transmitting a node message for the first of the selected nodes to the mobile terminal; tracking the movement of the mobile terminal and transmitting a node message for a next selected node to a node where the mobile terminal is currently positioned, based on said movement; and terminating transmission of the node messages when the mobile terminal reaches the last of the plurality of selected nodes.