公开(公告)号：US10983388B2

公开(公告)日：2021-04-20

申请号：US15916065

申请日：2018-03-08

Applicant: LG Display Co., Ltd.

Inventor： Eunhee Choi ,  SeMin Lee ,  GiBin Kim

IPC: H01L27/32 ,  G02F1/1335 ,  G02F1/1368 ,  H01L27/12 ,  G02F1/1362 ,  H01L51/52

Abstract: Disclosed is a display device capable of preventing a problem related with a bluish image at a lateral viewing angle by the use of optical-path adjustment film on an upper surface of a display panel, wherein the display device may include a display panel, and an optical-path adjustment film on the display panel, wherein the optical-path adjustment film includes a plurality of dome patterns, and a cover layer on the plurality of dome patterns, wherein a refractive index of the plurality of dome patterns is different from a refractive index of the cover layer.

公开(公告)号：US11450716B2

公开(公告)日：2022-09-20

申请号：US16892785

申请日：2020-06-04

Applicant: LG Display Co., Ltd.

Inventor： DaeYong Kim ,  SeMin Lee ,  Eunhee Choi

IPC: H01L27/32 ,  H01L51/52

Abstract: The present disclosure relates to an electroluminescence display having micro-lens layer. The electroluminescence display according to the present disclosure comprises: a lower substrate having a light emitting layer at middle portions; an upper substrate facing the upper substrate; a dam disposed at circumferences of the lower substrate and surrounding the light emitting layer; a filling layer filling space surrounded by the dam and covering the light emitting layer; a micro-lens layer disposed on the inner surface of the upper substrate; a color filter disposed as corresponding to the light emitting layer under the micro-lens layer; and a black matrix disposed at a side of the color filters under the micro-lens layer.

公开(公告)号：US11181774B2

公开(公告)日：2021-11-23

申请号：US16148186

申请日：2018-10-01

Applicant: LG Display Co., Ltd.

Inventor： SeungJu Gwon ,  HyeokJoon Yoon ,  SeMin Lee

IPC: G02F1/13357

Abstract: An optical film and a display device including the same are disclosed, in which an image of the display device is prevented from being irradiated to an unwanted place and luminance is prevented from being deteriorated. The optical film includes a first base film; a second base film spaced apart from the first base film to face the first base film; an optical pattern arranged between the first base film and the second base film, having an inclined surface inclined at a certain angle; and a reflective member arranged at one side of the optical pattern.

公开(公告)号：US20250130452A1

公开(公告)日：2025-04-24

申请号：US18799691

申请日：2024-08-09

Applicant: LG Display Co., Ltd.

Inventor： JaeJung Han ,  HyukJoon Yoon ,  SeMin Lee ,  SeungJu Gwon

IPC: G02F1/13 ,  G02F1/1335 ,  G02F1/13357 ,  G02F1/1337 ,  G02F1/1343

Abstract: Provided is a viewing angle varying film. The viewing angle varying film includes a first film, a second film that overlaps the first film and is spaced apart from the first film, a first electrode on the first film, a second electrode on the second film, and a viewing angle varying layer between the first electrode and the second electrode. The viewing angle varying layer includes a plurality of first structures and a plurality of second structures including colored particles and are spaced apart from each other. At least one or more of a height, a width, and a shape of the plurality of first structures and the plurality of second structures is different. Accordingly, various viewing field characteristics may be satisfied.

公开(公告)号：US20250028196A1

公开(公告)日：2025-01-23

申请号：US18676019

申请日：2024-05-28

Applicant: LG Display Co., Ltd.

Inventor： SeungJu Gwon ,  JaeJung Han ,  HyukJoon Yoon ,  SeMin Lee

IPC: G02F1/13 ,  G02F1/1335 ,  G02F1/13363 ,  G02F1/1343

Abstract: A display device having a switchable viewing angle includes a first polarizer which transmits light of a P-wave or S-wave, a viewing angle control panel which is disposed above the first polarizer, includes a lower electrode and an upper electrode, and a liquid crystal layer disposed between the lower electrode and the upper electrode to selectively change the light of P-wave or S-wave to an S-wave or P-wave, and a second polarizer which is disposed above the viewing angle control panel and has a transmission axis perpendicular to a transmission axis of the first polarizer. Therefore, the mode may be switchable to the privacy mode and the share mode and in the share mode, the luminance may be improved without increasing the power consumption.

公开(公告)号：US11867932B2

公开(公告)日：2024-01-09

申请号：US16913424

申请日：2020-06-26

Applicant: LG Display Co., Ltd.

Inventor： JaeJung Han ,  JaeJin Kim ,  JinRyun Kim ,  SeMin Lee ,  DaeYong Kim ,  Eunhee Choi

IPC: G02B5/22 ,  G02B5/00

CPC classification number: G02B5/22 ,  G02B5/003

Abstract: The present disclosure relates to a light control film having nano (or nano-scale) light absorbing layer and a display using the same. A light control film according to the present disclosure includes a lower layer having a first axis and a second axis, a middle layer having a predetermined thickness disposed between the lower layer and the upper layer, and a plurality of nano light absorbing layers arrayed with a predetermined intercals along the first axis in the middle layer, each of the nano light absorbing layer having a width along the first axis, a length along the second axis and a height corresponding to the thickness of the middle layer, wherein a ratio between the interval and the width of the nano light absorbing layer is selected from any one of 10:1 to 20:1.

公开(公告)号：US11482579B2

公开(公告)日：2022-10-25

申请号：US16864796

申请日：2020-05-01

Applicant: LG Display Co., Ltd.

Inventor： JinRyun Kim ,  JaeJung Han ,  SeMin Lee ,  DaeYong Kim ,  Eunhee Choi

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus according to the present disclosure can include an anode electrode electrically connected to a thin film transistor disposed on a substrate of the display apparatus, a bank defining an aperture area exposing a portion of the anode electrode, an emission layer disposed on the anode electrode and radiating a light in a specific wavelength band, and a wave absorber disposing at both sides of the aperture area and absorbing the light in the specific wavelength band.

公开(公告)号：US11036321B2

公开(公告)日：2021-06-15

申请号：US16523427

申请日：2019-07-26

Applicant: LG DISPLAY CO., LTD.

Inventor： SeMin Lee ,  JaeJin Kim ,  JaeJung Han ,  JinRyun Kim ,  DaeYong Kim ,  YongJoong Yoon

IPC: G06F3/041 ,  G02F1/1337 ,  G02B5/30 ,  G02B5/02 ,  G02B5/00

Abstract: A light control film can include a lens part including a plurality of optical patterns; a viewing angle controller including a plurality of slits; and a first based film disposed between the lens part and the viewing angle controller, in which the viewing angle controller has a light transmitting part and a light absorbing part which are alternately disposed, the light absorbing part being disposed in each of the plurality of slits.

公开(公告)号：US10431778B2

公开(公告)日：2019-10-01

申请号：US15986118

申请日：2018-05-22

Applicant: LG Display Co., Ltd.

Inventor： SeungJu Gwon ,  SeMin Lee

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light emitting display device is disclosed, which prevents non-uniform luminance and color deviation caused by a change of a viewing angle from occurring. The organic light emitting display device includes a first substrate having a display area and a non-display area; an organic light emitting diode arranged in the display area of the first substrate; and an anisotropic diffusion film arranged on the organic light emitting diode, having a diffusion property varied depending on an incident angle.