公开(公告)号：US10578931B2

公开(公告)日：2020-03-03

申请号：US15606420

申请日：2017-05-26

Applicant: Samsung Display Co. Ltd.

Inventor： IsraelEsteban Lazo ,  Heung Shik Park ,  Ki Chul Shin

IPC: G02F1/1343 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1335

Abstract: A liquid-crystal display device includes: a substrate; and an insulation film disposed on the substrate and which includes a flat portion and a projection pattern unit protruding from the flat portion in a direction perpendicular to the flat portion; and a pixel electrode disposed on the substrate. The pixel electrode includes a first stem electrode and a second stem electrode extending along a first direction and disposed to be spaced apart from the first stem in a second direction perpendicular to the first direction, and a plurality of branch electrode extending from the first stem electrode and the second stem electrode, and the projection pattern unit includes a first projection pattern extending along the first direction and partially overlapping the first stem electrode, and a second projection pattern extending along the first direction and partially overlapping the second stem electrode.

公开(公告)号：US10571757B2

公开(公告)日：2020-02-25

申请号：US16102141

申请日：2018-08-13

Applicant: Samsung Display Co. Ltd.

Inventor： Su Wan Woo ,  Min Wook Park ,  Young Goo Song ,  Ki Chul Shin

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

Abstract: A liquid crystal display includes a first insulation substrate, a gate line, a data line configured to cross the gate line while being insulated therefrom, a thin film transistor connected to the gate line and the data line, a pixel electrode configured to include a first subpixel electrode connected to the thin film transistor and a second subpixel electrode, a second insulation substrate configured to face the first insulation substrate, a common electrode disposed on the second insulation substrate, and a liquid crystal layer disposed between the first insulation substrate and the second insulation substrate to include a plurality of liquid crystal molecules, where each of the first subpixel electrode and the second subpixel electrode includes a unit pixel electrode including a plurality of minute branches that is extended from a horizontal stem and a vertical stem.

公开(公告)号：US10527892B2

公开(公告)日：2020-01-07

申请号：US16133301

申请日：2018-09-17

Applicant: Samsung Display Co. Ltd.

Inventor： Hak Sun Chang ,  Cheol Shin ,  Ki Chul Shin ,  Se Hyun Lee ,  Yun Seok Lee

IPC: G02F1/1343 ,  G02F1/1362 ,  H01L27/12 ,  H01L27/32 ,  H01L29/786

Abstract: A liquid crystal display device includes a base unit, a gate line disposed on the base unit, a data line disposed on the base unit and crossing the gate line while being insulated from the gate line, a shielding electrode disposed on the data line and overlapping the data line and isolated from the pixel electrode and a conductive bar, the conductive bar disposed on the same layer as that on which the shielding electrode is disposed, isolated from the shielding electrode, and extending in parallel to the data line.

公开(公告)号：US10466541B2

公开(公告)日：2019-11-05

申请号：US15680419

申请日：2017-08-18

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Chul Shin ,  Ho Kil Oh

IPC: G02F1/1335 ,  G02F1/1337 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1333

Abstract: A display device including a first substrate, a pixel unit disposed on the first substrate and including a first sub-pixel electrode, a second sub-pixel electrode and a third sub-pixel electrode, the first through third sub-pixel electrodes being adjacent to one another, a second substrate facing the first substrate, a first wavelength conversion layer disposed on a surface of the second substrate facing the first substrate, and overlapping the first sub-pixel electrode, a second wavelength conversion layer disposed on the surface of the second substrate facing the first substrate, and overlapping the second sub-pixel electrode, a transmissive layer disposed on the surface of the second substrate facing the first substrate, and overlapping the third sub-pixel electrode, a first cholesteric liquid crystal layer disposed on a surface of the first wavelength conversion layer facing the first substrate, a second cholesteric liquid crystal layer disposed on a surface of the second wavelength conversion layer facing the first substrate, and a planarization layer disposed on the surfaces of the first and second cholesteric liquid crystal layers facing the first substrate and on a surface of the transmissive layer facing the first substrate. Methods of manufacturing a display device capable of reducing the number of process steps in the manufacturing process are also disclosed.

公开(公告)号：US10371988B2

公开(公告)日：2019-08-06

申请号：US15839755

申请日：2017-12-12

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Han Song ,  Oh Jeong Kwon ,  Su Jin Kim ,  Jin Won Kim ,  Ki Chul Shin ,  Dong Chul Shin ,  Sung Jae Yun ,  Hyeok Jin Lee

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

Abstract: A curved liquid crystal display including a first curved substrate; a second curved substrate; a liquid crystal layer including liquid crystal molecules having negative dielectric anisotropy, the liquid crystal layer being interposed between the first and second curved substrates; a first curved liquid crystal alignment layer interposed between the liquid crystal layer and the first curved substrate; and a second curved liquid crystal alignment layer interposed between the liquid crystal layer and the second curved substrate. The second curved liquid crystal alignment layer has an average value of surface roughness values greater than an average value of surface roughness values of the first curved liquid crystal alignment layer.

公开(公告)号：US10345655B2

公开(公告)日：2019-07-09

申请号：US15051230

申请日：2016-02-23

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 ,  G02F1/1335 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1362

Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in 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：US10330990B2

公开(公告)日：2019-06-25

申请号：US15802196

申请日：2017-11-02

Applicant: Samsung Display Co. Ltd.

Inventor： Ho Kil Oh ,  Hoon Kim ,  Ki Chul Shin

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1362

Abstract: A liquid crystal display device includes a first substrate, a pixel electrode which is disposed on the first substrate and comprises a first sub-pixel electrode and a second sub-pixel electrode adjacent to the first sub-pixel electrode along a first direction, and a shielding electrode which is disposed on the same layer as the pixel electrode and comprises a first area having a first width and a second area having a second width which is smaller than the first width along a second direction which crosses the first direction, and the first sub-pixel electrode may be adjacent to the first area along the second direction, and the second sub-pixel electrode may be adjacent to the second area along the second direction.

公开(公告)号：US10317746B2

公开(公告)日：2019-06-11

申请号：US15483108

申请日：2017-04-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Israel Esteban Lazo ,  Heung Shik Park ,  Ki Chul Shin

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

Abstract: A liquid crystal display device includes a pixel electrode having a stem electrode in a first direction and a plurality of branch electrode extending from the stem electrode. An angle between the stem electrode and each of the branch electrode increases as the branch electrodes approach a center of the stem electrode and the angle decreases as the branch electrodes approach an end of the stem electrode.

公开(公告)号：US10317734B2

公开(公告)日：2019-06-11

申请号：US14303843

申请日：2014-06-13

Applicant: Samsung Display Co., Ltd.

Inventor： Su Jeong Kim ,  Oh Jeong Kwon ,  Ki Chul Shin

IPC: G02F1/1337

Abstract: A liquid crystal display includes a thin film transistor panel including a first alignment layer, an opposing panel including a second alignment layer, and opposite to the thin film transistor panel, and a liquid crystal layer between the thin film transistor panel and the opposing panel, and including liquid crystal molecules, wherein a difference between a pretilt angle provided by the first alignment layer and a pretilt angle provided by the second alignment layer is equal to or greater than about 0.8 degree.

公开(公告)号：US20190121205A1

公开(公告)日：2019-04-25

申请号：US15948470

申请日：2018-04-09

Applicant: Samsung Display Co., Ltd.

Inventor： Israel Esteban Lazo Martinez ,  Kyeong Jong Kim ,  Heung Shik Park ,  Ki Chul Shin

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1337

Abstract: A liquid crystal display including a liquid crystal panel including: a gate line and a data line disposed on a first substrate; a transistor connected to the gate line and the data line; a pixel electrode connected to the transistor; a second substrate facing the first substrate; red and green color conversion layers and a transmission layer disposed on one surface of the second substrate; a common electrode disposed on one surface of the red and green color conversion layers and the transmission layer; and a liquid crystal layer including liquid crystal molecules disposed between the first and second substrates. The data line is disposed adjacent to one edge of the pixel electrode, and an arrangement of liquid crystal molecules disposed at a part corresponding to the data line is the same as an arrangement of liquid crystal molecules of a part corresponding to the pixel electrode.