公开(公告)号：US12225782B2

公开(公告)日：2025-02-11

申请号：US18454420

申请日：2023-08-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chungi You ,  Hyounghak Kim

IPC: H10K59/126 ,  H10K50/844 ,  H10K59/35 ,  H10K59/65 ,  H10K71/00 ,  H10K59/123 ,  H10K59/124 ,  H10K102/10

Abstract: A display apparatus includes a substrate including a main display area, a component area, and a peripheral area. The component area includes a transmission area, and the peripheral area is arranged outside the main display area. The display apparatus further includes a main thin-film transistor arranged in the main display area, a main organic light-emitting diode arranged in the main display area and connected to the main thin-film transistor, an auxiliary thin-film transistor arranged in the component area, an auxiliary organic light-emitting diode arranged in the component area and connected to the auxiliary thin-film transistor, and a lower metal layer arranged between the substrate and the auxiliary thin-film transistor in the component area and having an undercut structure.

公开(公告)号：US11329119B2

公开(公告)日：2022-05-10

申请号：US16997070

申请日：2020-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chungi You ,  Hyounghak Kim

IPC: H01L27/32 ,  H01L25/18 ,  H01L51/52 ,  H01L51/00

Abstract: A display apparatus includes: a main display area; a component area including a transmission area; a peripheral area adjacent to the main display area; a substrate; main display elements arranged on a first surface of the substrate in the main display area, wherein main pixel circuits are respectively connected to the main display elements; auxiliary display elements arranged on the first surface of the substrate in the component area, wherein auxiliary pixel circuits are respectively connected to the auxiliary display elements; a bottom metal layer arranged between the substrate and the auxiliary pixel circuits in the component area; and an anti-reflection layer arranged on a second surface, opposite to the first surface, of the substrate, and overlapping the bottom metal layer in the component area.

公开(公告)号：US20220005900A1

公开(公告)日：2022-01-06

申请号：US17242522

申请日：2021-04-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chungi You ,  Hyounghak Kim

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display apparatus includes a substrate including a main display area, a component area, and a peripheral area. The component area includes a transmission area, and the peripheral area is arranged outside the main display area. The display apparatus further includes a main thin-film transistor arranged in the main display area, a main organic light-emitting diode arranged in the main display area and connected to the main thin-film transistor, an auxiliary thin-film transistor arranged in the component area, an auxiliary organic light-emitting diode arranged in the component area and connected to the auxiliary thin-film transistor, and a lower metal layer arranged between the substrate and the auxiliary thin-film transistor in the component area and having an undercut structure.

公开(公告)号：US11730030B2

公开(公告)日：2023-08-15

申请号：US17206671

申请日：2021-03-19

Applicant: Samsung Display Co., Ltd.

Inventor： Chungi You ,  Hyounghak Kim

IPC: H01L29/08 ,  H10K59/131 ,  H10K59/65 ,  H10K59/126 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/65

Abstract: A display device includes: pixel circuits in a display area, the pixel circuits each comprising a thin film transistor and a capacitor, the thin film transistor including a semiconductor layer and a gate electrode on the substrate and the capacitor including a first capacitor plate and a second capacitor plate; signal lines electrically connected to the pixel circuits, the signal lines passing through the display area; a lower metal layer between the substrate and at least one of the pixel circuits; a pad portion in the peripheral area; and a plurality of wirings in the peripheral area, the plurality of wirings electrically connecting the pad portion to the signal lines, wherein the plurality of wirings further comprise: a first wiring at a same layer as the lower metal layer; and a second wiring above the first wiring with a first insulating layer between the first wiring and the second wiring.

公开(公告)号：US12185599B2

公开(公告)日：2024-12-31

申请号：US18454420

申请日：2023-08-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chungi You ,  Hyounghak Kim

IPC: H10K59/126 ,  H10K50/844 ,  H10K59/35 ,  H10K59/65 ,  H10K71/00 ,  H10K59/123 ,  H10K59/124 ,  H10K102/10

Abstract: A display apparatus includes a substrate including a main display area, a component area, and a peripheral area. The component area includes a transmission area, and the peripheral area is arranged outside the main display area. The display apparatus further includes a main thin-film transistor arranged in the main display area, a main organic light-emitting diode arranged in the main display area and connected to the main thin-film transistor, an auxiliary thin-film transistor arranged in the component area, an auxiliary organic light-emitting diode arranged in the component area and connected to the auxiliary thin-film transistor, and a lower metal layer arranged between the substrate and the auxiliary thin-film transistor in the component area and having an undercut structure.

公开(公告)号：US11770952B2

公开(公告)日：2023-09-26

申请号：US17242522

申请日：2021-04-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chungi You ,  Hyounghak Kim

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H10K59/126 ,  H10K50/844 ,  H10K59/65 ,  H10K59/35 ,  H10K71/00 ,  H10K59/123 ,  H10K59/124 ,  H10K102/10

CPC classification number: H10K59/126 ,  H10K50/844 ,  H10K59/353 ,  H10K59/65 ,  H10K71/00 ,  H10K59/123 ,  H10K59/124 ,  H10K2102/102 ,  H10K2102/103

Abstract: A display apparatus includes a substrate including a main display area, a component area, and a peripheral area. The component area includes a transmission area, and the peripheral area is arranged outside the main display area. The display apparatus further includes a main thin-film transistor arranged in the main display area, a main organic light-emitting diode arranged in the main display area and connected to the main thin-film transistor, an auxiliary thin-film transistor arranged in the component area, an auxiliary organic light-emitting diode arranged in the component area and connected to the auxiliary thin-film transistor, and a lower metal layer arranged between the substrate and the auxiliary thin-film transistor in the component area and having an undercut structure.