公开(公告)号：US10996522B2

公开(公告)日：2021-05-04

申请号：US16721224

申请日：2019-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Hak Sun Chang ,  Eun-Kil Park ,  Hyun-Ho Kang ,  Jang Wi Ryu ,  Seung-Suk Yang ,  Ki Chul Shin ,  Se Hyun Lee ,  Jae-Soo Jang ,  Hyo Ju Jung

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1362

Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.

公开(公告)号：US10782564B2

公开(公告)日：2020-09-22

申请号：US14717490

申请日：2015-05-20

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1337 ,  G02F1/1343

Abstract: A liquid crystal display includes a lower panel electrode including a lower panel unit electrode, an upper panel electrode including an upper panel unit electrode facing the lower panel unit electrode, and a liquid crystal layer between the lower panel electrode and the upper panel electrode and including liquid crystal molecules, where the lower panel unit electrode includes a center electrode disposed at a center thereof, minute branches which extends from an edge side of the center electrode to an outside, and a first cutout is defined in the center of the center electrode, and the a second cutout is defined in the upper panel unit electrode between the minute branches and the first cutout, and a third cutout is connected to the second cutout and defines a boundary between subregions together with the first cutout.

公开(公告)号：US10551691B2

公开(公告)日：2020-02-04

申请号：US16408463

申请日：2019-05-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hak Sun Chang ,  Eun-Kil Park ,  Hyun-Ho Kang ,  Jang Wi Ryu ,  Seung-Suk Yang ,  Ki Chul Shin ,  Se Hyun Lee ,  Jae-Soo Jang ,  Hyo Ju Jung

IPC: G02F1/1333 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/1362

Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.

公开(公告)号：US10551689B2

公开(公告)日：2020-02-04

申请号：US15870196

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

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

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

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.

公开(公告)号：US10423043B2

公开(公告)日：2019-09-24

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 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1333

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：US10274792B2

公开(公告)日：2019-04-30

申请号：US15588191

申请日：2017-05-05

Applicant: Samsung Display Co. Ltd.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Jin Ah Kim ,  Se Hyun Lee ,  Seung Min Lee ,  Jung Wook Lee

IPC: G02F1/1333 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: A liquid-crystal display device includes a substrate, a thin-film transistor (“TFT”) disposed on the substrate, an insulation film disposed on the TFT, a pixel electrode disposed on the insulation film, an expanded electrode disposed in a same layer as the pixel electrode, a connection electrode which is disposed in the same layer as the pixel electrode and connects the pixel electrode with the expanded electrode, and a shield electrode disposed in the same layer as the pixel electrode and separated from the pixel electrode, the connection electrode and the expanded electrode, where the expanded electrode is electrically connected to the TFT via a contact hole defined in the insulation film, and where the shield electrode includes a first shield portion disposed between the pixel electrode and the contact hole in a plan view, and a second shield portion other than the first shield portion.

公开(公告)号：US10031379B2

公开(公告)日：2018-07-24

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

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.

公开(公告)号：US09971209B2

公开(公告)日：2018-05-15

申请号：US15074310

申请日：2016-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Cheol Shin ,  Hak Sun Chang ,  Ki Chul Shin

IPC: G02F1/1343 ,  G02F1/1362

CPC classification number: G02F1/134309 ,  G02F2001/134345

Abstract: A liquid crystal display includes a first substrate, a gate line the first substrate, an insulating layer the gate line, and pixel electrodes the insulating layer, where the pixel electrodes include a first pixel electrode, a second pixel electrode, and a third pixel electrode neighboring to each other, each of the first pixel electrode, the second pixel electrode, and the third pixel electrode includes a vertical stem part, a horizontal stem part, and fine branch parts extended from each horizontal stem part and each vertical stem part to both opposite sides in a diagonal direction, the fine branch parts of the first pixel electrode are alternately branched to the both opposite sides of the horizontal stem part and the vertical stem part, and the second pixel electrode and the third pixel electrode include an outer side part enclosing an edge of each pixel electrode.

公开(公告)号：US09482909B2

公开(公告)日：2016-11-01

申请号：US14710185

申请日：2015-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Se Hyun Lee ,  Hak Sun Chang ,  Ki Chul Shin ,  Jang Wi Ryu ,  Cheol Shin ,  Ho Kil Oh

IPC: G02F1/136 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1333

CPC classification number: G02F1/134309 ,  G02F1/133345 ,  G02F1/133707 ,  G02F2001/134345

Abstract: A liquid crystal display according to an embodiment includes: a lower panel including a pixel electrode having a first subpixel electrode and a second subpixel electrode and an insulating layer between the first subpixel electrode and the second subpixel electrode; an upper panel including a common electrode; and a liquid crystal layer disposed between the lower panel and the upper panel. The first subpixel electrode includes a first plate portion, a first stem having a cross portion extending from the first plate portion and a protrusion extending from the cross portion, and a plurality of first branches extending from the first plate portion and the first stem. The second subpixel electrode includes a second plate portion having an opening and a plurality of second branches extending from the second plate portion. The cross portion does not overlap with the second plate portion. The protrusion overlaps with the second plate portion.

Abstract translation: 根据实施例的液晶显示器包括：下面板，包括具有第一子像素电极和第二子像素电极的像素电极和在第一子像素电极和第二子像素电极之间的绝缘层; 包括公共电极的上面板; 以及设置在下板和上板之间的液晶层。 第一子像素电极包括第一板部分，具有从第一板部分延伸的横截面的第一杆和从该十字部分延伸的突出部以及从第一板部分和第一杆延伸的多个第一分支。 第二子像素电极包括具有开口的第二板部分和从第二板部分延伸的多个第二分支。 交叉部分不与第二板部分重叠。 突起与第二板部重叠。

公开(公告)号：US09372362B2

公开(公告)日：2016-06-21

申请号：US14149076

申请日：2014-01-07

Applicant: Samsung Display Co., Ltd.

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

IPC: G02F1/1337 ,  G02F1/1343

CPC classification number: G02F1/133707 ,  G02F1/134336 ,  G02F1/13624 ,  G02F2001/134318 ,  G02F2001/134345

Abstract: A liquid crystal display includes a first substrate, a plurality of pixel electrodes disposed on the first substrate and including a first sub-pixel electrode and a second sub-pixel electrode, the first sub-pixel electrode and the second sub-pixel electrode respectively including a cruciform stem part, and a plurality of fine branch parts which extends from the cruciform stem part, and a liquid crystal layer interposed between the first substrate and a second substrate facing the first substrate, the second substrate including a common electrode in which an opening corresponding to the cruciform stem part of the pixel electrode is defined.

Abstract translation: 液晶显示器包括：第一基板，设置在第一基板上的多个像素电极，包括第一子像素电极和第二子像素电极，第一子像素电极和第二子像素电极分别包括 十字形茎部，以及从十字形茎部延伸的多个细分支部，以及插入在第一基板和面向第一基板的第二基板之间的液晶层，第二基板包括公共电极，其中开口 对应于像素电极的十字形茎部分。