Patent 9389415 was granted and assigned to Leia Inc. on July, 2016 by the United States Patent and Trademark Office.
A directional pixel for use in a display screen is disclosed. The directional pixel receives a planar lightbeam and includes a light propagating layer and a grating to scatter a portion of the planar lightbeam into a directional lightbeam having a direction and angular spread controlled by the grating.