公开(公告)号：US11367850B2

公开(公告)日：2022-06-21

申请号：US16704284

申请日：2019-12-05

Applicant: LG Display Co., Ltd.

Inventor： Pureum Kim ,  Wooram Youn ,  YoungMi Kim

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52

Abstract: An electroluminescent display device includes a substrate including a first sub pixel, a second sub pixel, and a third sub pixel, a first electrode in each of the first to third sub pixels on the substrate, an emission layer on the first electrode, and a second electrode on the emission layer, wherein the first sub pixel is provided with a first emission area including a first sub emission area and a second sub emission area, and the first sub emission area is configured to emit mixed light of first colored light and second colored light, wherein the second colored light is different from the first colored light, and the second sub emission area is configured to emit the second colored light.

公开(公告)号：US12207496B2

公开(公告)日：2025-01-21

申请号：US17559589

申请日：2021-12-22

Applicant: LG Display Co., Ltd.

Inventor： Hye-Jin Gong ,  Pureum Kim

IPC: H10K50/86 ,  H10K50/844 ,  H10K59/122 ,  H10K59/38

Abstract: Discussed is a display apparatus including a substrate having a plurality of subpixels with a first subpixel and a second subpixel, an insulating layer having a trench on the substrate, a first electrode provided in each of the first and second subpixels on the insulating layer, a light emitting layer provided on the insulating layer and the first electrode, a second electrode provided on the light emitting layer, an encapsulation layer provided on the second electrode, and a light absorption layer provided in a region overlapping the trench. The trench and the light absorption layer can be provided in a boundary region between the first subpixel and the second subpixel.

公开(公告)号：US20180173039A1

公开(公告)日：2018-06-21

申请号：US15840674

申请日：2017-12-13

Applicant: LG Display Co., Ltd.

Inventor： Pureum Kim ,  JiYoung Ahn ,  Sunyoung Park

IPC: G02F1/1339 ,  G02F1/1333

CPC classification number: G02F1/13394 ,  G02F1/133351 ,  G02F1/133377 ,  G02F1/1341 ,  G02F1/13725 ,  G02F2001/13396 ,  G02F2202/043 ,  G02F2203/01 ,  H01L27/3211 ,  H01L27/3246 ,  H01L27/3262 ,  H01L51/5206

Abstract: A light controlling device and a method for fabricating the same are disclosed, in which liquid crystals and dichroic dyes may uniformly be distributed on a liquid crystal layer, and adhesion between upper and lower substrates may be improved. The light controlling device comprises first and second substrates facing each other; liquid crystal cells arranged between the first substrate and the second substrate, including liquid crystals; and a barrier arranged between the first substrate and the second substrate, partitioning the liquid crystal cells. The barrier includes a first barrier arranged in a first area to have a first pitch and a second barrier arranged in a second area surrounding the first area to have a second pitch.

公开(公告)号：US11716868B2

公开(公告)日：2023-08-01

申请号：US17121228

申请日：2020-12-14

Applicant: LG Display Co., Ltd.

Inventor： Pureum Kim ,  Yeonsuk Kang ,  Hye-Jin Gong

IPC: H10K59/123 ,  H10K50/818 ,  H10K59/124 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K50/818 ,  H10K59/123 ,  H10K59/124 ,  H10K71/00 ,  H10K59/1201

Abstract: An organic light emitting display apparatus can include an insulating film disposed on a substrate, a first electrode disposed on the insulating film, an organic light emitting layer disposed on the first electrode, and a second electrode disposed on the organic light emitting layer, wherein the first electrode can be provided with a contact area that covers a contact hole passing through the insulating film, and a protrusion vertically protruded from an upper surface of the first electrode on a boundary surface of the contact hole.

公开(公告)号：US10191318B2

公开(公告)日：2019-01-29

申请号：US15251416

申请日：2016-08-30

Applicant: LG Display Co., Ltd.

Inventor： Sunyoung Park ,  JiYoung Ahn ,  Moonsun Lee ,  Jae-Hyun Kim ,  Pureum Kim ,  Kihan Kim ,  Seokwon Ji

IPC: G02F1/1333 ,  G02F1/137

Abstract: Disclosed is a transparent display device in which a light shield rate is not lowered by partition walls in a light shield mode, and moreover, a light transmittance is not lowered in a transmissive mode. The transparent display device includes a transparent display panel including a plurality of transmissive areas transmitting incident light and a plurality of emissive areas emitting light, and a light control device disposed on a rear surface of the transparent display panel. The light control device is configured to be driven in a transmissive mode where the incident light is transmitted and a light shield mode where the incident light is blocked.

公开(公告)号：US10054825B2

公开(公告)日：2018-08-21

申请号：US15358980

申请日：2016-11-22

Applicant: LG DISPLAY CO., LTD.

Inventor： Sunyoung Park ,  JiYoung Ahn ,  Moonsun Lee ,  Pureum Kim

IPC: G02F1/1339 ,  G02F1/1334 ,  G02F1/1347

CPC classification number: G02F1/13394 ,  G02F1/1334 ,  G02F1/1339 ,  G02F1/13473 ,  G02F1/13475 ,  G02F2001/13345 ,  G02F2001/13398

Abstract: A light control device and a transparent display device including the same are discussed. In the light control device, a sealant uniformly spreads in a bonding process. The light control device includes a first substrate and a second substrate facing each other, a first electrode over one surface of the first substrate facing the second substrate, a second electrode over one surface of the second substrate facing the first substrate, a liquid crystal layer between the first electrode and the second electrode, a sealant sealing a plurality of liquid crystal cells between the first substrate and the second substrate, a first dam structure in a boundary between the sealant and the liquid crystal, and a second dam structure surrounding an outer side of the sealant. The liquid crystal layer transmits or blocks light, and the first dam structure surrounds an inner side of the sealant contacting the liquid crystal cells.

公开(公告)号：US09804467B2

公开(公告)日：2017-10-31

申请号：US14837090

申请日：2015-08-27

Applicant: LG Display Co., Ltd.

Inventor： Kihan Kim ,  Jiyoung Ahn ,  Moonsun Lee ,  Pureum Kim ,  Seokwon Ji

IPC: G02F1/137 ,  H01L27/32 ,  G02F1/1334 ,  G02F1/1339 ,  G02F1/1337 ,  G02F1/1343 ,  H01L51/52 ,  C09K19/54 ,  G02F1/1333

CPC classification number: G02F1/137 ,  C09K19/542 ,  C09K2019/546 ,  G02F1/133377 ,  G02F1/1334 ,  G02F1/133711 ,  G02F1/13394 ,  G02F1/134363 ,  G02F2001/133726 ,  G02F2001/133742 ,  G02F2001/13756 ,  G02F2001/13775 ,  G02F2201/44 ,  G02F2202/023 ,  G02F2202/04 ,  G02F2203/01 ,  H01L27/3232 ,  H01L27/3272 ,  H01L51/5262

Abstract: Provided are a light controlling apparatus and a method of fabricating the same. The light controlling apparatus comprises: a first electrode unit and a second electrode unit facing each other; a liquid crystal unit between the first electrode unit and the second electrode unit, the liquid crystal unit including: a liquid crystal; a network having a first polymer polymerized from a first monomer having a similar shape as the liquid crystal and a second polymer polymerized from a second monomer having a shape different from the first monomer; and a wall having the first polymer and the second polymer.