Patent ID: 7920871
Filing Date: 2011-04-05
Classification: G01C,G01S,H04B,H04M

Abstract:
1. A telephone device for sending and receiving at least an audio signal to and from a desired communicating party, the telephone device comprising: present position determination means for determining a present position and acquiring position determination information, wherein the present position determination means acquires position determination information by averaging present position data and time data obtained by a Global Positioning System with present position data and time data obtained by a base station signal; position determination information sending means for sending the position determination information acquired by the present position determination means by at least two communication means, the communication means being data communication means and local radio communication means, the data communication means enabling the telephone device to communicate with a first external device located within a first distance range, the local radio communication means enabling the telephone device to communicate with a second external device located within a second distance range, and the second distance range being smaller than the first distance range; user interface means provided on the telephone device for allowing a user to send the position determination information using at least the position determination information sending means to the desired communicating party, wherein the position determination information is sent to the desired communicating party when the user interface means is activated by the user; first control means for controlling at least the position determination information sending means on the basis of a decision by the user; display means for displaying position determination information on a map of a map display function; second control means for controlling enlargement/reduction of the map; and third control means for: