Title:
BACKLIGHT UNIT, DISPLAY DEVICE COMPRISING BACKLIGHT UNIT, AND METHOD FOR MANUFACTURING DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/198893
Kind Code:
A1
Abstract:
A display device according to an embodiment of the present invention comprises: a light source for generating light; a display panel for displaying an image; a light guide member arranged such that at least one surface thereof is adjacent to the light source; and an optical member arranged between the light guide member and the display panel, wherein the optical member comprises: a low refractive layer arranged on a light output surface of the light guide member and comprising a plurality of side surfaces; a first cover layer arranged on the low refractive layer and encompassing at least a portion of the side surfaces of the low refractive layer; and a light conversion layer arranged on the first cover layer and converting a wavelength band of incident light.
Inventors:
LEE HONGBEOM (KR)
YOON YEOGEON (KR)
LIM TAE WOO (KR)
KIM JANGSOO (KR)
KIM DONGWOO (KR)
KIM MIN SU (KR)
PARK KEUNWOO (KR)
LEE SEONGYEON (KR)
YOON YEOGEON (KR)
LIM TAE WOO (KR)
KIM JANGSOO (KR)
KIM DONGWOO (KR)
KIM MIN SU (KR)
PARK KEUNWOO (KR)
LEE SEONGYEON (KR)
Application Number:
PCT/KR2018/012361
Publication Date:
October 17, 2019
Filing Date:
October 18, 2018
Export Citation:
Assignee:
SAMSUNG DISPLAY CO LTD (KR)
International Classes:
F21V8/00
Foreign References:
US7355661B2 | 2008-04-08 | |||
KR20160095998A | 2016-08-12 | |||
KR20180015310A | 2018-02-13 | |||
US20050212999A1 | 2005-09-29 | |||
US7767485B2 | 2010-08-03 |
Attorney, Agent or Firm:
KORYO IP & LAW (KR)
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