Patent ID: 8200184

Claim:
An evacuation route obtaining system comprising: a mobile terminal apparatus; and a plurality of evacuation directive apparatuses being connected with the mobile terminal apparatus via a network, wherein: each of the plurality of evacuation directive apparatuses comprises a sending/receiving section which, when receiving request data from the mobile terminal apparatus, (i) reads, out of a storage section, evacuation route information corresponding to an installation site of the evacuation directive apparatus, and (ii) sends the evacuation route information to the mobile terminal apparatus; and the mobile terminal apparatus comprises: an arithmetic section for calculating a positional relationship between the mobile terminal apparatus and each of the plurality of evacuation directive apparatuses; a destination selecting section for selecting a particular evacuation directive apparatus from among the plurality of evacuation directive apparatuses based on a result of the calculation carried out by the arithmetic section; a data communication section for (i) sending the request data to the particular evacuation directive apparatus selected by the destination selecting section, and (ii) receiving the evacuation route information read out by the particular evacuation directive apparatus; and a display section for displaying the evacuation route information received by the data communication section.