US 12,443,089 B2
Optical path control device and display device including the same
Sanghyun Lee, Paju-si (KR); Minsu Park, Paju-si (KR); and Chiyong Kim, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Sep. 2, 2022, as Appl. No. 17/902,554.
Claims priority of application No. 10-2021-0189140 (KR), filed on Dec. 28, 2021.
Prior Publication US 2023/0205041 A1, Jun. 29, 2023
Int. Cl. G02F 1/17 (2019.01)
CPC G02F 1/172 (2013.01) 16 Claims
OG exemplary drawing
 
1. An optical path control device 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; and
a photoconversion layer disposed between the first electrode and the second electrode, and comprising a partition portion and a receiving portion that are alternately arranged, the receiving portion comprising suspended particles,
wherein the first electrode comprises:
a first auxiliary electrode disposed on a first area of the first substrate; and
a second auxiliary electrode disposed on a second area of the first substrate,
wherein the first auxiliary electrode comprises:
a plurality of first extension portions spaced apart from each other in a central area of the first substrate to extend in a first direction; and
a first connection portion connecting the plurality of first extension portions, and wherein the second auxiliary electrode comprises:
a plurality of second extension portions spaced apart from each other in an edge area of the first substrate to extend in the first direction; and
a second connection portion connecting the plurality of second extension portions.