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公开(公告)号：US20160097955A1
公开(公告)日：2016-04-07
申请号：US14663329
申请日：2015-03-19
Applicant: Samsung Display Co., Ltd.
Inventor： Ka Eun KIM , Cheol SHIN , Hak Sun CHANG , Ki Chul SHIN , Se Hyun LEE
IPC: G02F1/1343
CPC classification number: G02F1/134336 , G02F1/133707 , G02F2001/134318 , G02F2001/134345
Abstract: A liquid crystal display includes a lower electrode, an upper electrode facing the lower electrode, and a liquid crystal layer disposed between the lower electrode and the upper electrode. The lower electrode includes: a center electrode disposed at its center and the center electrode has a polygonal shape including diagonal sides, left and right sides, and upper and lower sides; as first cutout disposed at a center of the center electrode; a plurality of minute branches extending out from the diagonal sides; and a plurality of auxiliary minute branches extending out from the left and right sides. The upper electrode includes a second cutout disposed between the minute branches and the first cutout, and a third cutout connected to the second cutout to form a boundary between a plurality of subregions together with the first cutout, and the left and right sides are inclined at a predetermined angle.
Abstract translation: 液晶显示器包括下电极，面对下电极的上电极和设置在下电极和上电极之间的液晶层。 下电极包括：设置在其中心的中心电极，中心电极具有包括斜边，左右两侧以及上下两侧的多边形; 作为设置在中心电极的中心的第一切口; 从对角线侧伸出的多个分支分支; 以及从左侧和右侧延伸出的多个辅助微分支。 上电极包括设置在微分支和第一切口之间的第二切口，以及连接到第二切口的第三切口，以形成多个子区域与第一切口之间的边界，并且左右侧倾斜 预定角度。
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公开(公告)号：US20160011468A1
公开(公告)日：2016-01-14
申请号：US14551795
申请日：2014-11-24
Applicant: Samsung Display Co., Ltd.
Inventor： Se Hyun LEE , Jae-Soo Jang , Ho Kil Oh , Hyo Ju Jung , Ki Chul Shin
IPC: G02F1/1343 , G02F1/1333 , G02F1/1362
CPC classification number: G02F1/134309 , G02F1/133345 , G02F1/133707 , G02F2001/134345
Abstract: A liquid crystal display including: a substrate; an insulating layer formed on the substrate; a step providing grooves formed on the insulating layer; and a pixel electrode formed on the insulating layer, and configured to include a partial plate electrode and a plurality of minute branch electrodes extending from the partial plate electrode. A sidewall of each of the step providing grooves is perpendicular to a bottom surface, and a planar shape of the step providing grooves is formed of right triangles each having a first side, a second side, and a hypotenuse that connects the first side with the second side, and an angle between the first side and the hypotenuse is 45° or below.
Abstract translation: 一种液晶显示器，包括：基板; 形成在所述基板上的绝缘层; 提供形成在所述绝缘层上的槽的台阶; 以及形成在所述绝缘层上的像素电极，并且被构造成包括部分板电极和从所述部分平板电极延伸的多个微小分支电极。 每个台阶提供凹槽的侧壁垂直于底面，并且台阶提供槽的平面形状由直角三角形形成，每个具有第一侧，第二侧和斜边，其将第一侧与 第二面和第一面与斜边之间的角度为45°以下。
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公开(公告)号：US20140267994A1
公开(公告)日：2014-09-18
申请号：US13935184
申请日：2013-07-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jang Wi RYU , Cheol SHIN , Hak Sun CHANG , Ki Chul SHIN , Jae-Soo JANG , Ka Eun KIM , Ho Kil OH , Se Hyun LEE , Hyo Ju JUNG , Sang Hyeon SONG , Sang Jin JEON
IPC: G02F1/1343
CPC classification number: G02F1/137 , G02F1/133345 , G02F1/133512 , G02F1/133514 , G02F1/133707 , G02F1/134309 , G02F1/13439 , G02F1/136286 , G02F1/1368 , G02F1/1393 , G02F2001/134318 , G02F2001/134345 , G02F2001/134381 , G02F2001/13712 , G02F2201/123 , G02F2203/01 , G02F2203/04
Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 μm.
Abstract translation: 液晶显示器技术领域本发明涉及一种液晶显示器，包括：下电极，其包括单位像素电极; 上电极，其包括面向所述单位像素电极的上单元电极; 以及下电极和上电极之间的液晶层，并且在没有电场的情况下包括大致垂直于下电极和上电极的表面排列的多个液晶分子，其中，单位像素电极包括 茎在多个子区域和在两个不同子区域中沿不同方向延伸的多个微分枝之间形成边界，上单元电极包括面向茎杆并平行于杆延伸的开口的任何对准辅助件 液晶分子不存在，分支的长度等于或小于约53μm。
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公开(公告)号：US20250029566A1
公开(公告)日：2025-01-23
申请号：US18589449
申请日：2024-02-28
Applicant: Samsung Display Co., Ltd.
Inventor： Kwi Hyun KIM , Se Hyun LEE , Jin Joo HA
IPC: G09G3/3291 , G09G3/32
Abstract: The present disclosure relates to a display device, and more particularly, to a display device that can determine whether pixels are defective. According to an embodiment of the disclosure, a display device comprising: a light-emitting element; a driving transistor connected between a driving voltage line and an anode electrode of the light-emitting element; and a fifth transistor connected between the anode electrode of the light-emitting element and a sensing line, wherein the fifth transistor always remains turned off during normal operation of the display device.
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公开(公告)号：US20250017066A1
公开(公告)日：2025-01-09
申请号：US18657660
申请日：2024-05-07
Applicant: Samsung Display Co., LTD.
Inventor： Won Jun LEE , Dong Woo KIM , Se Hyun LEE
Abstract: The present disclosure relates to a display device, and more particularly, to a display device capable of expanding the range of data voltages. According to an embodiment of the present disclosure, a display device includes: a substrate; a first electrode on the substrate; a second electrode on the first electrode; and a first middle layer between the first electrode and the second electrode in a first emission region, wherein the first middle layer includes a plurality of sub-middle layers in the first emission region, and the sub-middle layers of the first middle layer have different thicknesses.
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Patent Agency Ranking
公开(公告)号：US20250006105A1
公开(公告)日：2025-01-02
申请号：US18422008
申请日：2024-01-25
Applicant: Samsung Display Co., Ltd.
Inventor： Se Hyun LEE , Jin Joo HA
IPC: G09G3/32
Abstract: A pixel includes: a first transistor including first, second, and gate electrodes, which are respectively connected to first, second, and third nodes; a second transistor connected between a data line and the third node, the second transistor including a gate electrode electrically connected to a first scan line; a third transistor connected between a first power line to which a voltage of a first driving power source is supplied and the first node, the third transistor including a gate electrode electrically connected to an emission control line; a first capacitor connected between the first and third nodes; a second capacitor connected between the second and third nodes; a third capacitor connected between the third node and a second power line to which a voltage of a second driving power source is supplied; and a light emitting element connected between the second node and the second power line.
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公开(公告)号：US20230012528A1
公开(公告)日：2023-01-19
申请号：US17702257
申请日：2022-03-23
Applicant: Samsung Display Co., LTD.
Inventor： Se Hyun LEE , Dong Woo KIM , Min Gyeong SHIN , Hak Sun CHANG
Abstract: A display device includes a first electrode and a second electrode disposed on a substrate, at least one light emitting element including a first semiconductor layer including a semiconductor of a first type, a second semiconductor layer including a semiconductor of a second type different from the first type, and an active layer disposed between the first semiconductor layer and the second semiconductor layer, and a third electrode disposed on the substrate and electrically connected to the second electrode. At least a portion of the third electrode is disposed between the first electrode and the second electrode in a plan view.
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公开(公告)号：US20220392922A1
公开(公告)日：2022-12-08
申请号：US17578210
申请日：2022-01-18
Applicant: Samsung Display Co., LTD.
Inventor： Se Hyun LEE , Dong Woo KIM , Min Gyeong SHIN , Hak Sun CHANG
Abstract: A display device and a method of fabricating a display device are provided. A display device includes: a first electrode and a second electrode on a substrate and spaced apart from each other; a third electrode on the substrate; and a first light emitting element between the first electrode and the second electrode. The first electrode, the second electrode, and the third electrode may be arranged on a same layer. The third electrode may be electrically separated from the first electrode and the second electrode.
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公开(公告)号：US20210341796A1
公开(公告)日：2021-11-04
申请号：US17374531
申请日：2021-07-13
Applicant: Samsung Display Co. Ltd.
Inventor： Se Hyun LEE , Hak Sun CHANG , Cheol SHIN
IPC: G02F1/1337 , G02F1/1333 , G02F1/1335 , G02F1/1339 , G02F1/1343 , G02F1/1362 , H01L27/12
Abstract: A liquid crystal display device includes a substrate, and a pixel electrode disposed on the substrate, the pixel electrode including a first stem portion that extends in a first direction, a second stem portion that extends in a second direction crossing the first direction and intersecting with the first stem portion, a plurality of branch portions, the branch portions extending to the first direction and the second direction from the first stem portion or the second stem portion, a first connection portion that connects distal ends of some of the branch electrodes to each other, extends in the first direction and intersects with the second stem portion, and a first edge electrode that is connected to one distal end of the second stem portion and extends in the first direction.
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公开(公告)号：US20190250468A1
公开(公告)日：2019-08-15
申请号：US16392895
申请日：2019-04-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hak Sun CHANG , Cheol SHIN , Young Goo SONG , Seung Jun YU , Se Hyun LEE
IPC: G02F1/1337 , G02F1/1343
CPC classification number: G02F1/133753 , G02F1/133707 , G02F1/134309 , G02F2001/133761 , G02F2001/136218 , G02F2201/121 , G02F2201/123
Abstract: A liquid crystal display device includes a first substrate; a first pixel electrode disposed on the first substrate and including a first body portion, a first sub-edge portion on a first side of the first body portion, and a second sub-edge portion, which on a second side of the first body portion; and a shield electrode on the same layer as the first pixel electrode a shield electrode on the same layer as the first pixel electrode and extending from a first side of the first sub-edge portion in a first direction. The first body portion includes a first stem portion, a second stem portion that intersects the first stem portion, and a plurality of branch portions extending from at least one of the first stem portion and the second stem portion. The first sub-edge portion is spaced apart from the branch portions and has a bent portion.
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