“In this current invention, Apple describes their Smart Cover being able to present live illuminated alerts and messages to users on the face and/or inside flaps of the Smart Cover using varying colored LED lights,” Purcher reports. “”
“The iPad Smart Cover includes at least the following: (1) a flexible flap having a size and shape in accordance with the display of the host device, the flexible flap having both a first and second surface; (2) a number of illumination elements disposed across the flap in a first pattern; and (3) a connector configured to receive electrical power from an electrical distribution system of the host device and a control signal from a processor of the host device,” Purcher reports. “The received control signal directs selected ones of the illumination elements to coordinate with each other to provide an illumination state.”
More info and Apple’s patent application illustrations in the full article here.