公开(公告)号：US09733617B2

公开(公告)日：2017-08-15

申请号：US13961929

申请日：2013-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Woojae Park ,  Dowoo Kwon ,  Wonseok Moon

IPC: G03H1/26 ,  G03H1/22 ,  G03H1/28 ,  G03H1/04

CPC classification number: G03H1/2286 ,  G03H1/2294 ,  G03H1/265 ,  G03H1/28 ,  G03H2001/0439 ,  G03H2223/14

Abstract: A display device according to embodiments of the present disclosure includes a determination unit to determine a display mode, a light generator to selectively irradiate a 2D light or a hologram 3D light, a spatial light modulator to selectively display a 2D image or a hologram 3D image, and a control unit that controls the light generator to selectively irradiate the 2D light or the hologram 3D light and controls the spatial light modulator to modulate the 2D light or the hologram 3D light irradiated from the light generator to display the 2D image or the hologram 3D image according to the display mode determined by the determination unit.