US 11,914,242 B2
Optical path control member and display device comprising same
Jin Gyeong Park, Seoul (KR); Chan Mi Ju, Seoul (KR); and Byung Sook Kim, Seoul (KR)
Assigned to LG INNOTEK CO., LTD., Seoul (KR)
Appl. No. 18/003,577
Filed by LG INNOTEK CO., LTD., Seoul (KR)
PCT Filed Jun. 28, 2021, PCT No. PCT/KR2021/008056
§ 371(c)(1), (2) Date Dec. 28, 2022,
PCT Pub. No. WO2022/005124, PCT Pub. Date Jan. 6, 2022.
Claims priority of application No. 10-2020-0080132 (KR), filed on Jun. 30, 2020.
Prior Publication US 2023/0258972 A1, Aug. 17, 2023
Int. Cl. G02F 1/1335 (2006.01); G02F 1/1333 (2006.01); G02F 1/1343 (2006.01)
CPC G02F 1/133512 (2013.01) [G02F 1/13338 (2013.01); G02F 1/13439 (2013.01); G02F 1/134309 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An optical path control member comprising:
a first substrate;
a first electrode disposed on the first substrate;
a second substrate disposed on the first substrate;
a second electrode disposed under the second substrate;
a photoconversion unit disposed between the first electrode and the second electrode; and
an adhesive layer disposed between the first electrode and the photoconversion unit,
wherein the second substrate includes at least one hole penetrating the second substrate and the second electrode,
wherein an electrode connection part connected to a side surface of the second electrode is disposed inside the hole,
wherein the second substrate includes an open region,
wherein the hole is disposed on a protruding portion of the second substrate protruding by the open region, and
wherein the adhesive layer is removed from one region on the first substrate corresponding to the open region to expose the first electrode.