Portable device, system, and information processing apparatus: United States Patent 9779040

A portable device includes: a first interface circuit configured to receive, from an information processing apparatus, device information of the information processing apparatus; a second interface circuit configured to receive, from outside device through wireless communication link, a start signal for the information processing apparatus; a memory configured to store a list of information processing apparatuses that are to be permitted to perform wireless communication with the portable device; and a processor configured to compare the device information received from the information processing apparatus with the list stored in the memory, enable wireless communication functionality of the second interface circuit when a result of the comparison indicates that the portable device is coupled to an information processing apparatus which is permitted to perform wireless communication, and transmit a start signal to the information processing apparatus when the start signal is received by using the enabled wireless communication functionality.