公开(公告)号：US10997919B2

公开(公告)日：2021-05-04

申请号：US16573240

申请日：2019-09-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yanghee Kim ,  Wonkyu Kwak ,  Byungsun Kim ,  Bongwon Lee ,  Sujin Lee

IPC: G09G3/3258 ,  G09G3/3291

Abstract: A display device includes a display area of various shapes, has a reduced dead space, and displays an image. Further, the display device includes a display unit including a rounded corner portion, a first driving voltage supply line arranged in a first direction in a non-display area on one side of the display unit, a plurality of first driving voltage lines which supplies a driving voltage to a plurality of pixels and is arranged in a second direction that intersects with the first direction and being connected to the first driving voltage supply line, and a plurality of second driving voltage lines disconnected from the first driving voltage supply line.

公开(公告)号：US20210057514A1

公开(公告)日：2021-02-25

申请号：US17089958

申请日：2020-11-05

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangmin Kim ,  Wonkyu Kwak ,  Joongsoo Moon ,  Jieun Lee

IPC: H01L27/32

Abstract: A display device is provided. The display device includes: a substrate including a display area including pixels at which an image is displayed and a peripheral area at which the image is not displayed, the peripheral area disposed outside the display area. In the peripheral area, the display device further includes: a plurality of thin film transistors connected to the pixels and with which operation of the pixels is tested, the thin film transistors including gate electrodes arranged separated from each other on the substrate; and a bridge wiring electrically connecting adjacent gate electrodes of the plurality of thin film transistors to each other.

公开(公告)号：US10910461B2

公开(公告)日：2021-02-02

申请号：US16360148

申请日：2019-03-21

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wonse Lee ,  Wonkyu Kwak ,  Jintae Jeong

IPC: H01L27/32 ,  H01L51/52

Abstract: A display panel includes a substrate having a first area and a second area, a non-display area surrounding the first area and the second area, and a display area surrounding the non-display area, a plurality of display elements arranged in the display area, and a plurality of signal lines electrically connected to the plurality of display elements, wherein the plurality of signal lines includes a first signal line and a second signal line neighboring each other and extending in a first direction, wherein the first signal line bypasses in the non-display area along a first side of the first area, and the second signal line bypasses in the non-display area along a second side of the first area, and wherein the first and second signal lines are asymmetrical with respect to a virtual central line through a center of the first area in the first direction.

公开(公告)号：US20210019008A1

公开(公告)日：2021-01-21

申请号：US17063427

申请日：2020-10-05

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeyun Han ,  Wonkyu Kwak ,  Hwan-hee Jeong

IPC: G06F3/041 ,  H01L27/32

Abstract: A sensing unit includes a base layer having a sensing area, the sensing area including a first sensing area, a second sensing area protruding from the first sensing area in a first direction, and a third sensing area protruding from the first sensing area in the first direction, and a non-sensing area adjacent to the sensing area; sensing patterns including a normal sensing pattern in the first sensing area, a first notch sensing pattern in the second sensing area, and a second notch sensing pattern in the third sensing area; a sensing line in the non-sensing area; a connection line in the non-sensing area and between the sensing line and the normal sensing pattern in a plane view to electrically connect the first notch sensing pattern and the second notch sensing pattern; and a connection part electrically connecting the sensing line and the normal sensing pattern.

公开(公告)号：US10784328B2

公开(公告)日：2020-09-22

申请号：US16178846

申请日：2018-11-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junghun Yi ,  Seungkyu Lee ,  Wonkyu Kwak ,  Wonse Lee

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3225 ,  H01L27/12 ,  G09G3/3233 ,  G09G3/20

Abstract: A display apparatus is provided by the present invention, the display apparatus includes a first thin film transistor (TFT) disposed in a first pixel region and including a first semiconductor layer and a first gate electrode, where the semiconductor layer includes first source and drain regions; a second TFT disposed in a second pixel region adjacent the first pixel region and including a second semiconductor layer and a second gate electrode, where the second semiconductor layer includes a second source and drain regions; a first pixel electrode disposed in the first pixel region and including a first region where a first light-emitting layer is disposed and a second region extending from the first region and disposed on a first via hole; and a second pixel electrode disposed in the second pixel region and including a third region where a second light-emitting layer is disposed and a fourth region extending from the third region and disposed on a second via hole.

公开(公告)号：US10586841B2

公开(公告)日：2020-03-10

申请号：US15903480

申请日：2018-02-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joongsoo Moon ,  Wonkyu Kwak ,  Kwangmin Kim ,  Kiwook Kim ,  Dongsoo Kim ,  Hyunae Park ,  Jieun Lee ,  Changkyu Jin

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/00 ,  H01L51/52 ,  H01L49/02

Abstract: A display apparatus includes: a substrate having a bending area between a first area and a second area; internal conductive lines on the substrate in the first area; external conductive lines on the substrate in the second area; an organic material layer covering the bending area and covering at least a portion of the internal conductive lines and the external conductive lines; and connection lines on the organic material layer and connecting the internal conductive lines to the external conductive lines, respectively. Organic through-holes are defined through the organic material layer, the connection lines are respectively connected to the internal conductive lines through the organic through-holes, and an upper surface of the organic material layer between the organic through-holes has a convex curved shape.

公开(公告)号：US20190312097A1

公开(公告)日：2019-10-10

申请号：US16363145

申请日：2019-03-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chulhyun Choi ,  Zail Lhee ,  Keunsoo Lee ,  Kyungchan Chae ,  Kwangmin Kim ,  Wonkyu Kwak ,  Kiwook Kim ,  Yangwan Kim ,  Hyunjoon Kim ,  Jisu Na ,  Joongsoo Moon

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes a substrate including a display area and a peripheral area disposed outside of the display area, a plurality of wiring lines disposed in the peripheral area, and an interlayer insulating layer covering the plurality of wiring lines. The interlayer insulating layer includes an upper surface having a first concave-convex surface corresponding to the plurality of wiring lines. The display apparatus further includes a first conductive layer disposed on the interlayer insulating layer and including a second upper surface having a second concave-convex surface corresponding to the first concave-convex surface, a planarization layer disposed on the first conductive layer and having a flat upper surface, a second conductive layer disposed on the planarization layer and having a flat upper surface, and a polarization plate disposed on the second conductive layer.

公开(公告)号：US20180061917A1

公开(公告)日：2018-03-01

申请号：US15439739

申请日：2017-02-22

Applicant: Samsung Display Co., Ltd.

Inventor： Dongsoo Kim ,  Wonkyu Kwak ,  Jieun Lee ,  Joongsoo Moon

IPC: H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3258 ,  H01L27/3244 ,  H01L51/0097 ,  H01L51/5246 ,  H01L51/5253 ,  H01L2251/5338 ,  H01L2251/558 ,  Y02E10/549

Abstract: Provided is a display apparatus capable of reducing generation of defects during manufacturing processes or while in use after being manufactured. The display apparatus includes a substrate including a first area including a display area, a second area spaced apart from the first area, and a bent area between the first area and the second area and connecting the first area and the second area to each other, wherein the substrate is bent about a bending axis; an inorganic insulating layer over the substrate, wherein the inorganic insulating layer includes a first opening or a first groove corresponding to the bent area and a second opening or a second groove at outside the display area to extend along at least a part of the display area; and an organic material layer at least partially filling the first opening or the first groove and the second opening or the second groove.

公开(公告)号：US20170188463A1

公开(公告)日：2017-06-29

申请号：US15213231

申请日：2016-07-18

Applicant: Samsung Display Co., Ltd.

Inventor： Byungsun Kim ,  Wonkyu Kwak ,  Kwangmin Kim ,  Hyejin Shin ,  Taekyoung Hwang

IPC: H05K1/18 ,  H01L27/32 ,  H01L51/00 ,  H05K1/02 ,  H05K1/11

CPC classification number: H05K1/18 ,  H01L27/3262 ,  H01L27/3276 ,  H01L51/0097 ,  H01L2251/5338 ,  H05K1/028 ,  H05K1/115 ,  Y02E10/549

Abstract: A flexible substrate and a flexible display device including the same are disclosed. In one aspect, the flexible substrate includes a first substrate that is flexible and a metal wiring layer over the first substrate and having a first surface facing the first substrate, a second surface opposite to the first surface, and a plurality of holes penetrating the first and second surfaces. The holes are arranged in a plurality of rows. The holes comprise a first hole in an n-th row and a first hole in a (n-1)th row. The first hole of the n-th row is spaced apart from the first hole in the (n-1)th row by a first distance, and an edge of each of the holes is curved.

公开(公告)号：US09553275B2

公开(公告)日：2017-01-24

申请号：US14859039

申请日：2015-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Kwangmin Kim ,  Wonkyu Kwak ,  Hyejin Shin

IPC: H01L33/00 ,  H01L51/00 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L33/62 ,  H01L33/20 ,  H01L33/48 ,  H01L25/075

CPC classification number: H01L51/0097 ,  H01L25/0753 ,  H01L27/3276 ,  H01L33/20 ,  H01L33/486 ,  H01L33/62 ,  H01L51/5253 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/5338 ,  Y02E10/549 ,  Y02P70/521

Abstract: A flexible display panel and a method of manufacturing the same are disclosed. In one aspect, the flexible display panel includes a flexible substrate including a bending area, a display unit formed over the flexible substrate, and a thin film encapsulation layer covering the display unit. The flexible display panel further includes a wiring layer electrically connected to the display unit and formed over the bending area and a stress-neutralizing layer formed over the flexible substrate. The stress-neutralizing layer is configured such that a compressive stress is applied to the wiring layer when the bending area is bent. The stress-neutralizing layer includes a layer formed of the same material as the thin film encapsulation layer.

Abstract translation: 公开了一种柔性显示面板及其制造方法。 一方面，柔性显示面板包括柔性基板，包括弯曲区域，形成在柔性基板上的显示单元以及覆盖显示单元的薄膜封装层。 柔性显示面板还包括电连接到显示单元并形成在弯曲区域上的布线层和形成在柔性基板上的应力中和层。 应力中和层被构造成使得当弯曲区域弯曲时，将压应力施加到布线层。 应力中和层包括由与薄膜封装层相同的材料形成的层。