Patent ID: 7346451

Claim:
An electronic device for displaying a map, the electronic device comprising: a map data storing unit that stores map data, the map data including road data and facility data; a photograph data storing unit that stores, as data to be displayed, photograph data photographing an earth surface; a display controlling unit that causes a display unit to display photograph data of a display target region based on the photograph data read from the photograph data storing unit; and a changing portion determining unit that determines, within the photograph data of the display target region, a data portion whose display attribute is to be changed based on the map data stored in the map data storing unit, wherein the data portion is dot portions of the photograph data corresponding to the road data or the facility data of the map data, wherein the display controlling unit causes the display unit to display the photograph data after the display controlling unit changes the display attribute of the data portion determined by the changing portion determining unit, to another data different from the data to be displayed.