Patent ID: 7031832
Filing Date: 2006-04-18
Classification: G01C,G08G

Abstract:
1. An information presentation apparatus for presenting, to a user, information which includes a returning route, said apparatus comprising: a home position holding unit operable to hold in advance a position of the user's home; a home arrival time holding unit operable to hold in advance a home arrival time of the user; a present position obtainment unit operable to obtain a present position of the user; a present time obtainment unit operable to obtain a present time; an obtainment unit operable to obtain a returning route from the present position to the user's home position, a required time for the returning route, and a departure time to leave the present position so that the user can get home by the home arrival time; a presentation unit operable to compare the departure time obtained by said obtainment unit and the present time, and present to the user the departure time and the returning route which are obtained by said obtainment unit, before the departure time is passed; a preference accumulation unit operable to accumulate in advance the user's preferences relating to a route selection; and a control unit operable to control a degree of reflecting the user's preferences relating to the route selection which are used by said obtainment unit; wherein said obtainment unit is operable to obtain the returning route which reflects the user's preferences relating to the route selection which are accumulated by said preference accumulation unit; and wherein said control unit is operable to