Invention Grant
- Patent Title: Optical path control member and display device comprising same
-
Application No.: US18007394Application Date: 2021-07-08
-
Publication No.: US12007643B2Publication Date: 2024-06-11
- Inventor: Won Seok Choi , Jin Gyeong Park , Byung Sook Kim
- Applicant: LG INNOTEK CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG INNOTEK CO., LTD.
- Current Assignee: LG INNOTEK CO., LTD.
- Current Assignee Address: KR Seoul
- Agency: Saliwanchik, Lloyd & Eisenschenk
- Priority: KR 20200093955 2020.07.28
- International Application: PCT/KR2021/008729 2021.07.08
- International Announcement: WO2022/025474A 2022.02.03
- Date entered country: 2023-01-30
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; G02F1/1333 ; G02F1/13357 ; G02F1/1339 ; G02F1/1343

Abstract:
An optical path control member according to an embodiment comprises: a first substrate on which a first direction and a second direction are defined; a first electrode arranged on the first substrate; a second substrate which is arranged on the first substrate and on which the first direction and the second direction are defined; a second electrode arranged under the second substrate; and a light conversion unit arranged between the first electrode and the second electrode, wherein the light conversion unit comprises an alternately arranged plurality of partition parts and plurality of accommodation parts, a light conversion material is arranged in the accommodation part, the accommodation part comprises at least one first region and at least one second region, and the height of the light conversion material arranged in the first region is less than the height of the light conversion material arranged in the second region.
Public/Granted literature
- US20230280612A1 OPTICAL PATH CONTROL MEMBER AND DISPLAY DEVICE COMPRISING SAME Public/Granted day:2023-09-07
Information query
IPC分类: