公开(公告)号：US09842557B2

公开(公告)日：2017-12-12

申请号：US14961672

申请日：2015-12-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghee Kim ,  Youngwan Seo ,  Jaekeun Lim

IPC: G09G3/36 ,  G11C19/28

CPC classification number: G09G3/3677 ,  G09G2310/0286 ,  G11C19/287

Abstract: A gate driving circuit provides a plurality of gate lines of a display panel with gate signals, the gate driving circuit including: a plurality of driving stages which correspond to the plurality of gate lines, respectively, and each of which outputs a carry signal and a gate signal for driving a corresponding gate line in response to a clock signal, an input signal, and a carry signal of a next stage; and a dummy driving stage which outputs a dummy carry signal in response to the clock signal, a carry signal of the last stage of the plurality of driving stages, and a carry signal output from any one of the plurality of driving stages.

公开(公告)号：US12284874B2

公开(公告)日：2025-04-22

申请号：US17694966

申请日：2022-03-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jisun Kim ,  Kyunghoe Lee ,  Youngwan Seo ,  Keunhee Choi

IPC: H10K59/121 ,  H01L27/12 ,  H10K59/38

Abstract: A display panel includes a substrate including a main display area, a round display area disposed at a corner portion of the main display area, and a middle display area between the main display area and the round display area, a round display element area arranged in the round display area and including round display elements, and a round pixel circuit area arranged in the middle display area and including round pixel circuits connected to the round display elements and emitting light of a same color. Round display element areas are arranged in different rows and round pixel circuit areas are arranged in different rows. One edge of the round pixel circuit area arranged in a first row from arranged in a same direction is spaced apart from one edge of the round pixel circuit area arranged in a second row by a first distance.

公开(公告)号：US12262590B2

公开(公告)日：2025-03-25

申请号：US17224970

申请日：2021-04-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongseok Kim ,  Youngwan Seo ,  Gyungsoon Park

IPC: H10K59/121 ,  H10K59/131 ,  H10K59/35 ,  H10K59/65

Abstract: A display apparatus includes: a substrate including a main display area, a component area including a transmission area, and a peripheral area at an outer side of the main display area; a main pixel circuit at the main display area; an auxiliary pixel circuit at the component area, and including a first wire; and a bottom metal layer between the substrate corresponding to the component area and the auxiliary pixel circuit, and electrically connected to the first wire.

公开(公告)号：US12243491B2

公开(公告)日：2025-03-04

申请号：US18339558

申请日：2023-06-22

Applicant: Samsung Display Co., Ltd.

Inventor： Haemin Kim ,  Youngwan Seo ,  Byungchang Yu ,  Geunho Lee ,  Kyunghoon Chung

IPC: G09G3/3266

Abstract: A display panel includes a scan driving circuit. The scan driving circuit includes a first transistor that outputs a high-voltage of a scan signal during a turn-on period. The first transistor includes a first semiconductor pattern layer including a first input region, a first output region, and a first channel region, a first gate electrode overlapping the first channel region, a second semiconductor pattern layer including a second input region electrically connected to the first input region, a second output region electrically connected to the first output region, and a second channel region overlapping the first channel region, and a second gate electrode overlapping the second channel region, and electrically connected to the first gate electrode.

公开(公告)号：US20240324411A1

公开(公告)日：2024-09-26

申请号：US18604501

申请日：2024-03-14

Applicant: Samsung Display Co., Ltd.

Inventor： Donghoon Lee ,  Jangmi Kang ,  Haemin Kim ,  Myunghoon Park ,  Youngwan Seo ,  Byungchang Yu ,  Geunho Lee

IPC: H10K59/80 ,  H10K59/122

CPC classification number: H10K59/873 ,  H10K59/122

Abstract: A display apparatus is provided. The display apparatus includes a substrate including a display area and a peripheral area, a dam portion arranged in the peripheral area of the substrate and including a plurality of dams, and an encapsulation layer disposed on the substrate and the dam portion. At least one of the plurality of dams includes at least one first layer including an organic layer, and a second layer disposed on the first layer and including at least one of a conductive layer and an inorganic layer.

公开(公告)号：US12002429B2

公开(公告)日：2024-06-04

申请号：US18211322

申请日：2023-06-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gyungsoon Park ,  Gunhee Kim ,  Hyeongseok Kim ,  Youngwan Seo ,  Chongchul Chai

IPC: G09G3/00 ,  G06F3/041 ,  G09G3/20 ,  G09G3/3275 ,  H10K59/124 ,  H10K59/131 ,  H10K59/35

CPC classification number: G09G3/3275 ,  G09G3/2003 ,  H10K59/124 ,  H10K59/131 ,  H10K59/353 ,  G09G2300/0426 ,  G09G2300/0452

Abstract: A display panel includes a 1-1st sub-pixel and a 1-2nd sub-pixel disposed in a first row, a 2-1st sub-pixel disposed in a second row and a 3-1st sub-pixel and a 3-2nd sub-pixel disposed in a third row. A first data line extends from the first row to the third row and electrically connects a pixel circuit of the 1-1st sub-pixel, a pixel circuit of the 2-1st sub-pixel, and a pixel circuit of the 3-1st sub-pixel. A 2-1st data line is electrically connected to a pixel circuit of the 1-2nd sub-pixel. A 2-2nd data line is electrically connected to a pixel circuit of the 3-2nd sub-pixel. A first bridge line is disposed on a different layer than the data lines and contacts the 2-1st data line and the 2-2nd data line and includes an overlapping portion extending along at least a portion of the first data line.

公开(公告)号：US11715426B2

公开(公告)日：2023-08-01

申请号：US17750472

申请日：2022-05-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gyungsoon Park ,  Gunhee Kim ,  Hyeongseok Kim ,  Youngwan Seo ,  Chongchul Chai

IPC: G06F3/041 ,  G09G3/3275 ,  G09G3/20 ,  H10K59/124 ,  H10K59/131 ,  H10K59/35

CPC classification number: G09G3/3275 ,  G09G3/2003 ,  H10K59/124 ,  H10K59/131 ,  H10K59/353 ,  G09G2300/0426 ,  G09G2300/0452

Abstract: A display panel includes a 1-1st sub-pixel and a 1-2nd sub-pixel disposed in a first row, a 2-1st sub-pixel disposed in a second row and a 3-1st sub-pixel and a 3-2nd sub-pixel disposed in a third row. A first data line extends from the first row to the third row and electrically connects a pixel circuit of the 1-1st sub-pixel, a pixel circuit of the 2-1st sub-pixel, and a pixel circuit of the 3-1st sub-pixel. A 2-1st data line is electrically connected to a pixel circuit of the 1-2nd sub-pixel. A 2-2nd data line is electrically connected to a pixel circuit of the 3-2nd sub-pixel. A first bridge line is disposed on a different layer than the data lines and contacts the 2-1st data line and the 2-2nd data line and includes an overlapping portion extending along at least a portion of the first data line.

公开(公告)号：US20230134423A1

公开(公告)日：2023-05-04

申请号：US17960255

申请日：2022-10-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyunghoe Lee ,  Jisun Kim ,  Youngwan Seo ,  Keunhee Choi

IPC: H01L27/32

Abstract: The invention provides a display panel and a display apparatus. The display panel includes: a main display area and a corner area. The corner area includes: a middle area adjacent to a first display area; and a plurality of extension areas extending from the middle area in a direction away from the middle area. The plurality of extension areas each have a straight-line shape and the extension areas are apart from each other. The middle area includes a plurality of sub-areas corresponding to the plurality of extension areas, respectively, and the plurality of sub-areas each have a radial shape.

公开(公告)号：US12219808B2

公开(公告)日：2025-02-04

申请号：US17351923

申请日：2021-06-18

Applicant: Samsung Display Co., Ltd.

Inventor： Youngwan Seo ,  Gyungsoon Park ,  Sumi Lee ,  Jaeun Lee ,  Gunhee Kim ,  Hyeongseok Kim

IPC: H10K59/121 ,  H10K59/126 ,  H10K59/122 ,  H10K59/124 ,  H10K59/35

Abstract: A display apparatus includes: a first display area comprising a first plurality of pixels; a second display area comprising transmission areas and a second plurality of pixels, wherein: the second plurality of pixels of the second display area are arranged in a buffer display area and a normal display area of the second display area; the buffer display area is adjacent to the first display area; the normal display area is spaced apart from the first display area; and a pixel density of the normal display area is less than a pixel density of the buffer display area; and a blocking metal layer in the second display area and comprising openings corresponding to the transmission areas.

公开(公告)号：US12205547B2

公开(公告)日：2025-01-21

申请号：US18450620

申请日：2023-08-16

Applicant: Samsung Display Co., LTD.

Inventor： Haemin Kim ,  Youngwan Seo ,  Geunho Lee

IPC: G09G3/3233 ,  G09F9/33 ,  G09G3/20 ,  G09G3/3208 ,  G09G3/3266 ,  G11C19/28 ,  H10K59/121 ,  H10K59/131

Abstract: A display device includes a display area and a peripheral area surrounding the display area, a pixel disposed in the display area on a substrate, an insulating layer disposed on the substrate and having a valley part along a periphery of the display area in the peripheral area, and an emission driver disposed in the peripheral area on the substrate, providing an emission signal to the pixel through an emission line, and overlapping both a first inner surface and a second inner surface of the insulating layer of the valley part in a plan view.