Communication system, and mobile communication device, portable information processing device, and data communication method used in the system

摘要

A mobile communication device includes a unit for establishing a wireless link for a wireless communication with an external device, a unit for, via the wireless link, sending a signal to the external device to start software installed therein, a unit for, via the wireless link, receiving display data generated by software from the external device, and a unit for displaying on a screen the display data received.