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1. (WO2013162609) DIRECTIONAL PIXEL FOR USE IN A DISPLAY SCREEN

Pub. No.:    WO/2013/162609    International Application No.:    PCT/US2012/035573
Publication Date: Fri Nov 01 00:59:59 CET 2013 International Filing Date: Sat Apr 28 01:59:59 CEST 2012
IPC: G02B 27/00
G02B 27/22
Applicants: LEIA INC.
FATTAL, David A.
BRUG, James A.
PENG, Zhen
FIORENTINO, Marco
BEAUSOLEIL, Raymond G.
Inventors: FATTAL, David A.
BRUG, James A.
PENG, Zhen
FIORENTINO, Marco
BEAUSOLEIL, Raymond G.
Title: DIRECTIONAL PIXEL FOR USE IN A DISPLAY SCREEN
Abstract:
A directional pixel for use in a display screen is disclosed. The directional pixel receives a planar Iightbeam and includes a light propagating layer and a grating to scatter a portion of the planar Iightbeam into a directional Iightbeam having a direction and angular spread controlled by the grating.