公开(公告)号：US12130520B2

公开(公告)日：2024-10-29

申请号：US17883101

申请日：2022-08-08

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 ,  H01L29/786

CPC classification number: G02F1/133707 ,  G02F1/133345 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/13394 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/136286 ,  H01L27/124 ,  H01L29/78633 ,  G02F1/133357 ,  G02F1/136209 ,  G02F2201/121 ,  G02F2201/123

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.

公开(公告)号：US10520781B2

公开(公告)日：2019-12-31

申请号：US16374519

申请日：2019-04-03

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: G02F1/137 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/139 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1368

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.

公开(公告)号：US10261379B2

公开(公告)日：2019-04-16

申请号：US15271034

申请日：2016-09-20

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: G02F1/1337 ,  G02F1/137 ,  G02F1/1343 ,  G02F1/139 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1368

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.

公开(公告)号：US10203567B2

公开(公告)日：2019-02-12

申请号：US15351694

申请日：2016-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se Hyun Lee ,  Hak Sun Chang ,  Cheol Shin

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1339 ,  G02F1/1368 ,  H01L27/12 ,  G02F1/1362

Abstract: A liquid crystal display device includes a substrate, and a pixel electrode disposed on the substrate, the pixel electrode including a first stem electrode that extends in a first direction, a second stem electrode that extends in a second direction perpendicular to the first direction and intersects with the first stem electrode, a plurality of branch electrodes, the branch electrodes extending obliquely to the first direction and the second direction from the first stem electrode and the second stem electrode, a first connection electrode that connects distal ends of some of the branch electrodes to each other, extends in the first direction and intersects with the second stem electrode, and a first edge electrode that is connected to one distal end of the second stem electrode and extends in the first direction.

公开(公告)号：US09958739B2

公开(公告)日：2018-05-01

申请号：US15414209

申请日：2017-01-24

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Jang Wi Ryu ,  Jae-Soo Jang ,  Ki Chul Shin ,  Seong Young Lee

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1368 ,  G02F1/1337 ,  H01L29/423 ,  H01L27/12 ,  G09G3/36 ,  G09G3/20

CPC classification number: G02F1/134336 ,  G02F1/133345 ,  G02F1/133707 ,  G02F1/133753 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/13624 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133742 ,  G02F2001/134318 ,  G02F2001/134345 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2201/40 ,  G02F2203/30 ,  G09G3/2074 ,  G09G3/3677 ,  G09G3/3688 ,  G09G2300/0426 ,  G09G2300/0465 ,  H01L27/124 ,  H01L29/42384

Abstract: A liquid crystal display includes an insulation substrate, a plurality of pixels disposed on the insulation substrate, where each pixel has a shape elongated in a horizontal direction, and includes a thin film transistor formation region and a display area; and a reference voltage line extending in a vertical direction along a center of the display area, where the display area includes a single high-gray subpixel area and two low-gray subpixel areas, and the single high-gray subpixel area is positioned between the two low-gray subpixel areas.

公开(公告)号：US09563093B2

公开(公告)日：2017-02-07

申请号：US14530934

申请日：2014-11-03

Applicant: Samsung Display Co., Ltd.

Inventor： Hak Sun Chang ,  Ka Eun Kim ,  Jang Wi Ryu ,  Ki Chul Shin

IPC: G02F1/1368 ,  G02F1/1362 ,  G02F1/1343

CPC classification number: G02F1/1362 ,  G02F1/1343 ,  G02F1/13624 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134345 ,  G02F2001/136218

Abstract: A liquid crystal display includes a lower substrate and an upper substrate facing each other, a liquid crystal layer provided between the lower substrate and the upper substrate, a plurality of pixel electrodes provided on the lower substrate, extended in a substantially horizontal direction, and including a thin film transistor forming region and a display area, a reference voltage line extended in a substantially vertical direction along a center of the display area, a gate line provided on the lower substrate and extended in the substantially horizontal direction between neighboring pixel electrodes of the plurality of pixel electrodes, a data line provided on the lower substrate and crossing the gate line, and a shield electrode overlapping the gate line and including a curved portion which is disposed on an edge portion of the pixel electrode and overlaps the data line.

Abstract translation: 液晶显示器包括下基板和彼此面对的上基板，设置在下基板和上基板之间的液晶层，设置在下基板上的大致水平方向延伸的多个像素电极，包括 薄膜晶体管形成区域和显示区域，沿着显示区域的中心沿基本垂直方向延伸的参考电压线，设置在下基板上并在基本水平方向上延伸的栅极线，所述栅极线在相邻的像素电极之间 多个像素电极，设置在下基板上并与栅极线交叉的数据线和与栅极线重叠的屏蔽电极，并且包括设置在像素电极的边缘部分上并与数据线重叠的弯曲部分。

公开(公告)号：US20160195781A1

公开(公告)日：2016-07-07

申请号：US14986192

申请日：2015-12-31

Applicant: Samsung Display Co., Ltd.

Inventor： Se Hyun Lee ,  Cheol Shin ,  Hak Sun Chang ,  Ka Eun Kim ,  Ki Chul Shin

IPC: G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/134309 ,  G02F2001/134318 ,  G02F2001/134345

Abstract: A liquid crystal display device includes: a first substrate; a pixel electrode formed on the first substrate; a second substrate corresponding to the first substrate; and a common electrode formed on the second substrate. The pixel electrode includes: a central electrode, an outer portion connected to the central electrode and extending along an edge of the pixel electrode; and a fine branch portion extending from a side of the central electrode and spaced apart from the outer portion, wherein a cross-shaped opening is formed in the common electrode.

Abstract translation: 液晶显示装置包括：第一基板; 形成在所述第一基板上的像素电极; 对应于所述第一基板的第二基板; 以及形成在第二基板上的公共电极。 像素电极包括：中心电极，与中心电极连接并沿着像素电极的边缘延伸的外部; 以及从中心电极的一侧延伸并与外部分开的细分支部分，其中在公共电极中形成十字形的开口。

公开(公告)号：US20150316821A1

公开(公告)日：2015-11-05

申请号：US14695023

申请日：2015-04-23

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Se Hyun Lee ,  Ka Eun Kim ,  Ki Chul Shin ,  Ho Kil Oh ,  Hak Sun Chang

IPC: G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/134336 ,  G02F1/133345 ,  G02F1/133707 ,  G02F1/134309 ,  G02F1/13439 ,  G02F2001/134318 ,  G02F2001/134345 ,  G02F2001/134354

Abstract: A liquid crystal display including a first substrate, a pixel electrode on the first substrate and including a first subpixel electrode and a second subpixel electrode separated from the first subpixel electrode, a second substrate facing the first substrate, a common electrode on the second substrate, and a liquid crystal layer between the first substrate and the second substrate, wherein the first subpixel electrode includes a first plate-shaped portion and first branch electrodes extending from the first plate-shaped portion, wherein the second subpixel electrode includes a second plate-shaped portion configured to enclose surroundings of the first branch electrode and second branch electrodes extending from the second plate-shaped portion, and wherein a difference between a first voltage applied to the first subpixel electrode and a common voltage applied to the common electrode is larger than a difference between a second voltage applied to the second subpixel electrode and the common voltage.

Abstract translation: 一种液晶显示器，包括第一基板，第一基板上的像素电极，并且包括与第一子像素电极分离的第一子像素电极和第二子像素电极，与第一基板对置的第二基板，第二基板上的公共电极， 以及在第一基板和第二基板之间的液晶层，其中第一子像素电极包括第一板状部分和从第一板状部分延伸的第一分支电极，其中第二子像素电极包括第二板状部分 所述第一分支电极的周围部分和从所述第二板状部分延伸的第二分支电极的部分，其中施加到所述第一子像素电极的第一电压与施加到所述公共电极的公共电压之间的差大于 施加到第二子像素电极和第二子像素电极之间的第二电压之间的差 mm电压。

公开(公告)号：US11579502B2

公开(公告)日：2023-02-14

申请号：US16871182

申请日：2020-05-11

Applicant: Samsung Display Co., Ltd.

Inventor： Se Hyun Lee ,  Hae Chan Park ,  Min Gyeong Shin ,  Hye Won Jang ,  Hak Sun Chang

IPC: G02F1/1368 ,  G02F1/1362 ,  G02F1/1343 ,  G09G3/36

Abstract: The present disclosure relates to a display device. A display device according to an embodiment of the present inventive concept includes gate lines extending along a first direction, data lines extending along a second direction, pixels including pixel electrodes, each of the pixels including a transistor connected to a gate line and a data line, and a pixel electrode connected to the transistor, the pixels including a first pixel which includes a first pixel electrode connected to a first data line and is disposed in nth pixel row and mth pixel column, and a second pixel which includes a second pixel electrode connected to the first data line or a second data line disposed adjacent to the first data line and is disposed in (n+1)th pixel row and the mth pixel column. The first data line does not overlap the first pixel electrode and overlaps the second pixel electrode.

公开(公告)号：US11009753B2

公开(公告)日：2021-05-18

申请号：US16704783

申请日：2019-12-05

Applicant: Samsung Display Co., Ltd.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Se Hyun Lee ,  Seung Min Lee

IPC: G02F1/1343 ,  H01L27/12 ,  G02F1/1368 ,  G02F1/1337

Abstract: A display device includes a substrate, a first wiring and a second wiring positioned on the substrate, a thin film transistor (“TFT”) connected to the first wiring and the second wiring, and a pixel electrode connected to the TFT and including a transverse branch part, a longitudinal branch part, minute branches extending from the transverse branch part and the longitudinal branch part, and an outer branch part connecting end parts of the minute branches and adjacent to the storage electrode line, where a shortest distance from a center part of at least one side of the outer branch part to at least one side of the first wiring is different from a shortest distance from an edge part of at least one side of the outer branch part to at least one side of the first wiring.