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Patent Searching and Data


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)
Application Number:
PCT/KR2018/012361
Publication Date:
October 17, 2019
Filing Date:
October 18, 2018
Export Citation:
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Assignee:
SAMSUNG DISPLAY CO LTD (KR)
International Classes:
F21V8/00
Foreign References:
US7355661B22008-04-08
KR20160095998A2016-08-12
KR20180015310A2018-02-13
US20050212999A12005-09-29
US7767485B22010-08-03
Attorney, Agent or Firm:
KORYO IP & LAW (KR)
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