| 摘要 |
A display device includes an identification information receive unit that receives, from a communication device which transmits a radio signal to a predetermined range, predetermined identification information of the communication device, an electromagnetic wave range receive unit that receives an electromagnetic wave range of the communication device based on electromagnetic wave range parameters corresponding to the identification information received by the identification information receive unit, and a screen generate unit that generates a screen for displaying the electromagnetic wave range received by the electromagnetic wave range receive unit at a predetermined position of a predetermined map. |
