Patent ID: 8756445
Filing Date: 2014-06-17
Classification: G06F

Abstract:
1. A method of operating an accessory, the method comprising: establishing a connection to a portable computing device that is external to the accessory; receiving operating power from the portable computing device via the connection; communicating a command from the accessory to the portable computing device indicating that the accessory should continue to receive power from the portable computing device when the portable computing device is in a hibernation mode, wherein communicating a command indicating that the accessory should continue to receive power from the portable computing device when the portable computing device is in the hibernation mode includes specifying a level of power that should be provided to the accessory during the hibernation mode; and while the portable computing device is in the hibernation mode: continuing to receive operating power at the accessory from the portable computing device via the connection in response to the command; detecting, by the accessory, an accessory event; and in response to the accessory event, sending a wake event signal from the accessory to the portable computing device, wherein the wake event signal signals the portable computing device to wake from the hibernation mode.