US Patent 9241257 Mobile device and control method thereof

A mobile device and a control method thereof are disclosed. The control method of the mobile device includes receiving device information from at least one external device, detecting at least one controllable external device based on the received device information, and switching the mobile device to a sharing standby mode when the mobile device is charging or when an input to the mobile device is not sensed for a predetermined time. The mobile device in the sharing standby mode may switch to a personal mode or a sharing mode based on whether mobile device receives a personal authentication input.