公开(公告)号：US20250120290A1

公开(公告)日：2025-04-10

申请号：US18904592

申请日：2024-10-02

Applicant: LG Display Co., Ltd.

Inventor： Yubeen Lim ,  Soyang Choi ,  Hanseok Lee ,  JungJune Kim

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/65 ,  H10K102/00

Abstract: A display apparatus with a moisture barrier structure and a method for manufacturing the display apparatus are disclosed. The display apparatus includes a first thin film transistor on a substrate, a separation layer disposed on the first thin film transistor and including an organic material, an inorganic insulating layer on the separation layer, a buffer layer on the inorganic insulating layer, a second thin film transistor on the buffer layer, and a display element connected to any one of the first thin film transistor and the second thin film transistor, wherein the separation layer has a recess, the recess has an opening in a direction toward the inorganic insulating layer, and the inorganic insulating layer is not disposed in the opening.

公开(公告)号：US12089453B2

公开(公告)日：2024-09-10

申请号：US17560642

申请日：2021-12-23

Applicant: LG DISPLAY CO., LTD.

Inventor： WonSang Ryu ,  SungSoo Shin ,  Youngjin Yi ,  Yubeen Lim ,  SangGul Lee

IPC: H10K59/126 ,  G09G3/3258 ,  H10K59/122

CPC classification number: H10K59/126 ,  H10K59/122 ,  G09G3/3258 ,  G09G2330/04

Abstract: A display apparatus includes a first pixel driving circuit, an electric field blocking layer on the first pixel driving circuit, a second pixel driving circuit on the electric field blocking layer, and a first display element and a second display element on the second pixel driving circuit, wherein each of the first pixel driving circuit and the second pixel driving circuit includes at least one thin film transistor, the first pixel driving circuit overlaps with the second pixel driving circuit, the first display element is connected with the first pixel driving circuit, and the second display element is connected with the second pixel driving circuit.

公开(公告)号：US20240204010A1

公开(公告)日：2024-06-20

申请号：US18239708

申请日：2023-08-29

Applicant: LG Display Co., Ltd.

Inventor： Soyang Choi ,  Youngjin Yi ,  JungJune Kim ,  Yubeen Lim

IPC: H01L27/12 ,  H01L23/552

CPC classification number: H01L27/1248 ,  H01L23/552 ,  H01L27/1225

Abstract: A thin film transistor substrate comprises a first thin film transistor on a base substrate, a second thin film transistor on the first thin film transistor, and a first protective pattern between the first thin film transistor and the second thin film transistor, wherein the first thin film transistor includes a first active layer on the base substrate, and a first gate electrode spaced apart from the first active layer, the second thin film transistor includes a second active layer on the base substrate, and a second gate electrode spaced apart from the second active layer, the first active layer includes a first channel portion that overlaps the first gate electrode, the second active layer includes a second channel portion that overlaps the second gate electrode, wherein the first protective pattern overlaps the second channel portion and covers the entire second channel portion on a plane.