DIRECTIONAL BACKLIGHT UNIT AND 3D IMAGE DISPLAY APPARATUS HAVING THE SAME

A directional backlight unit and a three-dimensional image display apparatus including the directional backlight unit are provided. The directional backlight unit includes a light source, a light guide plate guiding light emitted from the light source, and a diffraction device including a plurality...

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Bibliographic Details
Main Authors SHIN Bongsu, KIM Dongouk, PARK Joonyong, LEE Sunghoon, BAE Jihyun, HONG Seogwoo, KIM Hyunjoon, SHIM Dongsik, CHUNG Jaeseung
Format Patent
LanguageEnglish
Published 15.06.2017
Subjects
BLASTING
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF
HEATING
LIGHTING
MECHANICAL ENGINEERING
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR
WEAPONS
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Summary:A directional backlight unit and a three-dimensional image display apparatus including the directional backlight unit are provided. The directional backlight unit includes a light source, a light guide plate guiding light emitted from the light source, and a diffraction device including a plurality of sections. Each of the sections includes a grating pattern set configured to adjust the direction of light incident from the light guide plate.
Bibliography:Application Number: US201615236604