A map display apparatus includes: road network information (30b) in which integrated traffic signal information is provided in an intersection configured of a plurality of nodes having attribute information of traffic signal available; a display unit (36) ...

[Problem] [Solving Means] A vehicle running warning device includes: a fixed sound source signal generator configured to generate a fixed sound source signal with a certain frequency distribution; a variable sound source signal generator configured to gene...

A navigation device according to the present invention includes a storage unit (12), which stores map information, a position detecting unit (13), which detects a position of a moving body, a controller (10), which generates drawing data where the map info...