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Patent Searching and Data


Title:
OPTICAL PATH CONTROL MEMBER AND DISPLAY DEVICE COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2021/066368
Kind Code:
A1
Abstract:
An optical path control member, according to one embodiment, comprises: a first substrate; a first electrode disposed on the upper surface of the first substrate; a second substrate disposed above the first substrate; a second electrode disposed on the lower surface of the second substrate; and a light conversion unit disposed between the first electrode and the second electrode, wherein the light conversion unit comprises a partition wall part and an accommodation part which are alternately arranged. The accommodation part: has a light transmittance that varies according to the application of a voltage; comprises a dispersion liquid and a plurality of light-absorbing particles dispersed in the dispersion liquid; and has at least one protrusion part arranged therein. The protrusion part: makes contact with the partition wall part; and is extendedly arranged in a direction different from the extending direction of the partition wall part.

Inventors:
PARK JIN GYEONG (KR)
KIM BYUNG SOOK (KR)
HONG HYEON JI (KR)
SON MUN YEONG (KR)
Application Number:
PCT/KR2020/012726
Publication Date:
April 08, 2021
Filing Date:
September 21, 2020
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
G02B26/08; G02B5/30; G02F1/1335; H01L27/32
Foreign References:
KR20150126515A2015-11-12
KR20190050136A2019-05-10
KR20180004879A2018-01-15
KR20190048578A2019-05-09
JP2013250500A2013-12-12
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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