Patent ID: 8825038

Claim:
A method of controlling a portable device having a projector module using a headset, the method comprising: providing the portable device with a projector simultaneous execution mode, a call connection mode and a call interrupt mode; receiving an incoming call while the projector module is executing; responsive to the received incoming call, activating a call processing mode, which comprises: activating a projector simultaneous execution mode when the call processing mode has been preset to the projector simultaneous execution mode; activating a call connection mode when the call processing mode has been preset to the call connection mode; and activating a call interrupt mode when the call processing mode has been preset to the call interrupt mode; wherein the projector simultaneous execution mode is a mode in which a call is connected upon receipt of a particular command signal from the headset while the projector module continues in the execution state, the call connection mode is a mode in which a call is connected upon receipt of the particular command signal and the projector module execution state is terminated; and the call interrupt mode is a mode in which the call is not connected.