公开(公告)号：US20240201559A1

公开(公告)日：2024-06-20

申请号：US18448468

申请日：2023-08-11

Applicant: LG Display Co., Ltd.

Inventor： Youngmin OH ,  Hyunseung KIM ,  Minhyung KIM

IPC: G02F1/29 ,  G02B5/18

CPC classification number: G02F1/292 ,  G02B5/1814

Abstract: Embodiments relate to a light path control device, including a first viewing angle control member including light-shielding patterns patterned at regular intervals and a pattern cover layer to cover the light-shielding patterns; and a diffractive transmitting layer that is disposed on a lower portion of the first viewing angle control member and includes a plurality of slits, and a display device including the light path control device.

公开(公告)号：US20220208894A1

公开(公告)日：2022-06-30

申请号：US17542581

申请日：2021-12-06

Applicant: LG DISPLAY CO., LTD.

Inventor： Hyunseung KIM

IPC: H01L27/32 ,  G02F1/13 ,  G02F1/1343 ,  G02F1/13363

Abstract: A display device includes a viewing angle control layer including a liquid crystal layer disposed on a second electrode of an organic light-emitting element and the control electrode disposed on the liquid crystal layer, the control electrode includes a plate electrode and a plurality of tip electrodes protruding from the plate electrode toward the second electrode, wherein the plurality of tip electrodes are arranged within a light-emitting area of the organic light-emitting element, and the liquid crystal layer includes positive c-plate liquid crystal molecules aligned vertically.

公开(公告)号：US20240201528A1

公开(公告)日：2024-06-20

申请号：US18242022

申请日：2023-09-05

Applicant: LG Display Co., Ltd.

Inventor： Hyunseung KIM ,  Youngmin OH ,  Minhyung KIM

IPC: G02F1/13 ,  G02B5/30

CPC classification number: G02F1/1323 ,  G02B5/3033

Abstract: A light path control member according to an aspect includes a first substrate; a first electrode disposed on the first substrate; a light path control unit disposed on the first electrode; a second electrode disposed on the light path conversion unit; and a second substrate disposed on the second electrode, wherein the light path control unit includes a light transmission part and a light path conversion part around the light transmission part, the light transmission part includes first alignment materials, the light path conversion part includes second alignment materials, an alignment direction of the second alignment materials change according to a voltage applied to at least one of the first electrode or the second electrode.