公开(公告)号：US20220328590A1

公开(公告)日：2022-10-13

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: H01L27/32 ,  H01L51/00

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：US10186198B2

公开(公告)日：2019-01-22

申请号：US14834015

申请日：2015-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghee Kim ,  Youngwan Seo ,  Jaekeun Lim ,  Chongchul Chai

IPC: G09G3/32 ,  G09G3/3258 ,  G09G3/3291 ,  G09G3/36

Abstract: A gate driving circuit includes a first driving stage driving a first gate line included in a display panel. The first driving stage includes a first output transistor outputting a first carry signal on the basis of a first clock signal in response to a voltage of a first node, a second output transistor outputting a first gate signal on the basis of the first clock signal in response to the voltage of the first node, a first control transistor applying a second clock signal to a second node, a second control transistor applying a start signal to the first node in response to a voltage of the second node, and a third control transistor applying a first discharge voltage to the first node in response to the first carry signal.

公开(公告)号：US20170047030A1

公开(公告)日：2017-02-16

申请号：US15091072

申请日：2016-04-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghee KIM ,  Jisun Kim ,  Youngwan Seo ,  Jaekeun Lim ,  Chongchul Chai

IPC: G09G3/36

Abstract: A display device including: a display panel including a gate line and a data line; and a shift register including a stage for driving the gate line. The stage may include a first driving unit in a display area of the display panel and a second driving unit in a non-display area of the display panel.

Abstract translation: 一种显示装置，包括：显示面板，包括栅极线和数据线; 以及包括用于驱动栅极线的级的移位寄存器。 舞台可以包括显示面板的显示区域中的第一驱动单元和显示面板的非显示区域中的第二驱动单元。

公开(公告)号：US12236849B2

公开(公告)日：2025-02-25

申请号：US18323336

申请日：2023-05-24

Applicant: Samsung Display Co., LTD.

Inventor： Junhyun Park ,  Youngwan Seo

IPC: G09G3/32

Abstract: A display device comprises a gate driver configured to receive a first gate driving voltage, configured to receive a second gate driving voltage that is greater than the first gate driving voltage, and configured to transmit a gate signal to a pixel, a data driver configured to transmit a data voltage to the pixel, and an electrostatic protection circuit configured to receive the first gate driving voltage and the data voltage, and including a first electrostatic diode including a first gate terminal connected to the first gate driving voltage, a first terminal connected to the first gate driving voltage, a second terminal connected to the data voltage, and a first lower gate terminal connected to a lower bias voltage.

公开(公告)号：US11723248B2

公开(公告)日：2023-08-08

申请号：US17352719

申请日：2021-06-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sunhwa Lee ,  Hyeongseok Kim ,  Youngwan Seo ,  Gyungsoon Park ,  Mukyung Jeon ,  Kyunghoon Chung

IPC: H01L21/00 ,  H10K59/131 ,  H10K59/88 ,  H10K59/121 ,  H10K59/122 ,  H10K59/35

CPC classification number: H10K59/131 ,  H10K59/121 ,  H10K59/122 ,  H10K59/88 ,  H10K59/35

Abstract: A display apparatus having a display area enlarged to display an image in an area where a component is arranged includes a substrate including a first area having a transmission portion, and a second area surrounding the first area, a first data line extending in a first direction on the second area, and including a first line and a second line spaced from each other with the first area therebetween, a connection line on the second area, adjacent to, and bypassing, the first area, and including an end connected to the first line, and another end connected to the second line, a pixel circuit on the second area, including a thin-film transistor, and a node connection line electrically connected to the thin-film transistor, and a first pixel electrode above the pixel circuit, wherein the connection line is spaced from the node connection line.

公开(公告)号：US20230110613A1

公开(公告)日：2023-04-13

申请号：US17854494

申请日：2022-06-30

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L27/32

Abstract: A display panel includes: a substrate including a center area, a corner area, and a middle area arranged between the center area and the corner area, where the corner area includes an extension area extending in a direction away from the center area; a first line arranged in the middle area; a second line electrically connected to the first line and including a first portion and a second portion which extend from the middle area to the extension area; a first pixel circuit arranged in the extension area; a first connection line electrically connected to the first pixel circuit and extending from the corner area to the middle area and disposed between the first portion and the second portion of the second line; and a first display element electrically connected to the first connection line and arranged in the middle area.

公开(公告)号：US11574984B2

公开(公告)日：2023-02-07

申请号：US17117128

申请日：2020-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Youngwan Seo ,  Hyeongseok Kim ,  Junhyun Park ,  Yujin Lee

IPC: H01L27/32

Abstract: According to one aspect of the invention, a display panel includes a first display area including a plurality of first pixels, a second display area surrounded by the first display area and including at least one transmissive portion and a plurality of second pixels spaced apart from each other with the transmissive portion therebetween, a plurality of first wiring lines electrically connected to the plurality of first pixels and substantially extending in a first direction, and a plurality of second wiring lines electrically connected to the plurality of second pixels and substantially extending in the first direction, wherein at least one of the plurality of first wiring lines includes a first portion, and a second portion located on a different layer from the first portion and overlapping one of the plurality of second wiring lines.

公开(公告)号：US11177337B2

公开(公告)日：2021-11-16

申请号：US16738578

申请日：2020-01-09

Applicant: Samsung Display Co., Ltd.

Inventor： Youngwan Seo ,  Hyeongseok Kim ,  Cheolgon Lee ,  Meehye Jung

IPC: H01L27/32 ,  G09G3/3266 ,  G09G3/3291 ,  G02F1/1345 ,  H01L27/12

Abstract: A display apparatus includes a display area on a substrate, and in which pixels are arranged; a transmission area in the display area around which the pixels are disposed; a divided data line and constant voltage lines passing through the pixels; and a bypass line connecting the data line and bypassing the transmission area, wherein the bypass line overlaps the constant voltage line.

公开(公告)号：US20210183984A1

公开(公告)日：2021-06-17

申请号：US17022395

申请日：2020-09-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun Park ,  Hyeongseok Kim ,  Youngwan Seo ,  Yujin Lee ,  Cheolgon Lee

IPC: H01L27/32

Abstract: A display apparatus includes a first display area including a plurality of pixel areas, and a second display area including a plurality of pixel areas and a plurality of transmission areas and arranged adjacent to the first display area. The plurality of pixel areas each includes sub-pixels each including a pixel circuit and an organic light-emitting device electrically connected to the pixel circuit. The pixel circuit includes a thin-film transistor and an inorganic insulating layer on the thin-film transistor, and the thin-film transistor includes a semiconductor layer and a gate electrode. The organic insulated layer extends in the transmission areas. The second display area defines a dummy contact hole which passes through the inorganic insulating layer in at least one of the pixel areas and the transmission areas.

公开(公告)号：US09875710B2

公开(公告)日：2018-01-23

申请号：US14966469

申请日：2015-12-11

Applicant: Samsung Display Co., Ltd.

Inventor： JongHee Kim ,  Cholho Kim ,  Jaekeun Lim ,  Youngwan Seo ,  Chongchul Chai

IPC: G09G3/36 ,  G09F1/04 ,  G11C19/28 ,  G06F1/04

CPC classification number: G09G3/3677 ,  G06F1/04 ,  G09G3/3648 ,  G09G3/3696 ,  G09G2300/0413 ,  G09G2300/08 ,  G09G2310/0243 ,  G09G2310/08 ,  G09G2320/041 ,  G09G2330/04 ,  G09G2330/08 ,  G11C19/287

Abstract: A gate driving circuit includes first and second driving stages respectively driving first and second gate lines of a display panel. The first driving stage includes output transistors, a first control transistor controlling an electric potential of a control node in response to a signal provided from the second driving stage through an input terminal before a first gate signal is output, and a second control transistor applying a first carry signal to the input electrode of the first control transistor while the first gate signal is output.