US 12,111,533 B2
Light route control member and display device having the same
In Hae Lee, Seoul (KR); Young Ju Han, Seoul (KR); Byung Sook Kim, Seoul (KR); Kweon Jin Lee, Seoul (KR); and Jun Sik Shin, Seoul (KR)
Assigned to LG INNOTEK CO., LTD., Seoul (KR)
Appl. No. 17/754,762
Filed by LG INNOTEK CO., LTD., Seoul (KR)
PCT Filed Sep. 22, 2020, PCT No. PCT/KR2020/012756
§ 371(c)(1), (2) Date Apr. 11, 2022,
PCT Pub. No. WO2021/071134, PCT Pub. Date Apr. 15, 2021.
Claims priority of application No. 10-2019-0125972 (KR), filed on Oct. 11, 2019; and application No. 10-2019-0174152 (KR), filed on Dec. 24, 2019.
Prior Publication US 2024/0085736 A1, Mar. 14, 2024
Int. Cl. G02F 1/1335 (2006.01); G02F 1/1681 (2019.01); H10K 59/80 (2023.01)
CPC G02F 1/133524 (2013.01) [G02F 1/133512 (2013.01); G02F 1/133514 (2013.01); G02F 1/1681 (2019.01); H10K 59/8791 (2023.02)] 20 Claims
OG exemplary drawing
 
1. A light route control member comprising:
a first substrate;
a first electrode disposed on an upper surface of the first substrate;
a second substrate disposed on the first substrate;
a second electrode disposed on a lower surface of the second substrate; and
a light conversion part disposed between the first electrode and the second electrode, and defining a first direction and a second direction,
wherein the light conversion part includes a partition wall part and a receiving part that are alternately disposed,
wherein the receiving part includes a plurality of cells spaced apart from each other in the second direction,
wherein at least one of the cells includes a first inner surface and a second inner surface connected to each other,
wherein at least one inner surface of the first inner surface and the second inner surface extends in a direction different from the first direction and the second direction,
wherein the first inner surface and the second inner surface are inclined at an angle of 35 degrees to 55 degrees or 125 degrees to 145 degrees.