| 摘要 |
Access points are stationed in stores, a service provider is connected to the access points, a service provider is connected to the access point (AP). For example, when a user carrying a PD (portable device) enters within communication range of the AP, a communication starts between the PD and the AP. if network IDs of the PD and the AP coincide with each other, the network ID is stored in a memory portion of the PD, an application program corresponding to the network ID automatically starts up, and an information corresponding to the application is indicated on the display.
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