公开(公告)号：US10607555B2

公开(公告)日：2020-03-31

申请号：US14572992

申请日：2014-12-17

Applicant: Samsung Display Co., Ltd.

Inventor： Jang-Il Kim ,  Sei-yong Park ,  Yongdoo Park ,  Joonggun Chong ,  Sunghee Hong

IPC: G09G5/18 ,  G09G3/36 ,  G02F1/133

Abstract: A liquid crystal display panel includes a first odd source electrode and a first odd drain electrode on a first odd semiconductor layer have the same shapes as a first even drain electrode and a first even source electrode on a first even semiconductor layer, and when viewed in a plan view, a shape of a even pixel, except for a first even transistor, has substantially inversion symmetry with a shape of a odd pixel about a point on a virtual line parallel to a second direction.

公开(公告)号：US09977296B2

公开(公告)日：2018-05-22

申请号：US14988422

申请日：2016-01-05

Applicant: Samsung Display Co., Ltd.

Inventor： Nakcho Choi ,  Seiyong Park ,  Joonggun Chong ,  Changok Kim ,  Injae Hwang

IPC: G02F1/1343 ,  H01L27/12

CPC classification number: G02F1/134309 ,  G02F1/13439 ,  G02F2001/134345 ,  G02F2001/134354 ,  H01L27/1262

Abstract: A liquid crystal display device includes a first substrate including an electrode structure layer defining a pixel and a switching device configured to switch the pixel, an opposite second substrate facing the first substrate and including a common electrode, and a liquid crystal layer disposed between the first and second substrates. The electrode structure layer includes a coupling electrode, a first pixel electrode, a second pixel electrode, and an insulating layer disposed between the coupling electrode and the second pixel electrode. An absolute value difference between a first product RpCp of a resistance Rp and a capacitance Cp defined by the coupling electrode, the insulating layer, and the second pixel electrode, and a second product R2C2 of a resistance R2 and a capacitance C2 defined by the second pixel electrode, the liquid crystal layer, and the common electrode is less than or equal to 10.

公开(公告)号：US11004872B2

公开(公告)日：2021-05-11

申请号：US15489783

申请日：2017-04-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Nakcho Choi ,  Suwan Woo ,  Yeogeon Yoon ,  Dae-Young Lee ,  Joonggun Chong ,  Jonghak Hwang

IPC: H01L27/12 ,  H01L29/423 ,  H01L29/66 ,  H01L29/786 ,  H01L21/768

Abstract: A display substrate and a method of manufacturing a display substrate, the display substrate including a base substrate; a gate electrode on the base substrate; an insulation layer on the gate electrode; a source electrode and a drain electrode on the insulation layer and overlapping the gate electrode; and a pixel electrode electrically connected to the drain electrode, wherein a cavity is formed between the gate electrode and the insulation layer.

公开(公告)号：US10199396B2

公开(公告)日：2019-02-05

申请号：US15426664

申请日：2017-02-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joonggun Chong ,  Yeogeon Yoon ,  Juae Youn ,  Jehong Choi

IPC: H01L27/12 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: A display device and a method of fabricating the display device may simplify a fabrication process and reduce fabrication cost. The display device includes: a substrate; a gate line and a data line on the substrate; a switching element connected to the gate line and the data line, the switching element including a source electrode and a drain electrode; and a first pixel electrode connected to the switching element. At least one of the source electrode and the drain electrode of the switching element includes substantially a same material as a material included in the first pixel electrode.

公开(公告)号：US10896649B2

公开(公告)日：2021-01-19

申请号：US16798788

申请日：2020-02-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jang-Il Kim ,  Sei-yong Park ,  Yongdoo Park ,  Joonggun Chong ,  Sunghee Hong

IPC: G09G5/18 ,  G09G3/36 ,  G02F1/133

Abstract: A liquid crystal display panel includes a first odd source electrode and a first odd drain electrode on a first odd semiconductor layer have the same shapes as a first even drain electrode and a first even source electrode on a first even semiconductor layer, and when viewed in a plan view, a shape of a even pixel, except for a first even transistor, has substantially inversion symmetry with a shape of a odd pixel about a point on a virtual line parallel to a second direction.

公开(公告)号：US10168588B2

公开(公告)日：2019-01-01

申请号：US15336213

申请日：2016-10-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeogeon Yoon ,  Joonggun Chong

IPC: G02F1/1343 ,  G02F1/1368 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1337 ,  G02F1/1335

Abstract: A display device includes a base substrate, a gate line on the base substrate, the gate line extending in a first direction, a data line on the base substrate, the data line extending in a second direction which intersects the first direction, a thin film transistor (“TFT”) which is connected to the gate line and the data line, a first insulating layer on the TFT, a shielding electrode on the first insulating layer, a second insulating layer on the shielding electrode, and a pixel electrode on the second insulating layer, the pixel electrode connected to the TFT where the pixel electrode may have a substantially rhombus shape and overlaps at least one of the gate line and the data line.

公开(公告)号：US10133116B2

公开(公告)日：2018-11-20

申请号：US15350347

申请日：2016-11-14

Applicant: Samsung Display Co., Ltd.

Inventor： Jonghak Hwang ,  Joonggun Chong

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: A liquid crystal display device includes a first display substrate, a second display substrate, and a liquid crystal layer disposed between the first and second display substrates. The first display substrate further includes a first pixel electrode and a second pixel electrode, a first color filter and a second color filter disposed below and overlapping the first pixel electrode and the second pixel electrode, respectively, a first thin film transistor, and a contact portion connecting the first thin film transistor to the first pixel electrode. The first color filter and the second color filter contact each other, and one of the first color filter and the second color filter includes an indented portion partially surrounding the contact portion. A portion of the one of the first color filter and the second color filter is spaced apart from a portion of the other with the contact portion disposed therebetween.

公开(公告)号：US10527900B2

公开(公告)日：2020-01-07

申请号：US15883778

申请日：2018-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Joonggun Chong ,  Yonghwan Shin ,  Kwangho Lee

IPC: G02F1/1362 ,  H01L27/12 ,  G02F1/1333

Abstract: A display substrate includes a base substrate, a gate electrode, a semiconductor layer, a source electrode, a drain electrode, a first black organic layer, a data line and a pixel electrode. The gate electrode is disposed on the base substrate. The semiconductor layer is disposed on the gate electrode. The source electrode is disposed on the semiconductor layer. The drain electrode is disposed on the semiconductor layer and is spaced apart from the source electrode. The first black organic layer is disposed on the source electrode and the drain electrode. The data line is disposed on the first black organic layer, and is electrically connected to the source electrode through a contact hole formed through the first black organic layer. The pixel electrode is electrically connected to the drain electrode. Thus, display quality of a display apparatus including the display substrate may be improved.

公开(公告)号：US10317756B2

公开(公告)日：2019-06-11

申请号：US15870493

申请日：2018-01-12

Applicant: Samsung Display Co., Ltd.

Inventor： Joonggun Chong ,  Yonghwan Shin ,  Kwangho Lee

IPC: G02F1/1345 ,  G02F1/1335 ,  G02F1/1362 ,  H01L21/768 ,  H01L21/02 ,  H01L27/12 ,  G02F1/1343

Abstract: A display substrate includes a base substrate, a gate metal pattern, a semiconductor layer, and a data metal pattern. The base substrate includes a display area and a peripheral area. The gate metal pattern includes a gate electrode of a transistor and includes a gate metal member disposed on the peripheral area. The transistor is disposed on the display area. The semiconductor layer includes a channel portion of the transistor and includes a semiconductor member disposed on the peripheral area. The data metal pattern includes a source electrode of the transistor and includes a data metal member disposed on the peripheral area, electrically connected to the gate metal member, and directly contacting the semiconductor member. A maximum thickness of the data metal member in a direction perpendicular to the base substrate is greater than a maximum thickness of the semiconductor member in the direction.

公开(公告)号：US10267975B2

公开(公告)日：2019-04-23

申请号：US15664050

申请日：2017-07-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joonggun Chong ,  Jehong Choi ,  Chanjae Park

IPC: F21V8/00 ,  G02B6/00 ,  G02F1/1362 ,  G02F1/1368 ,  G02F1/1335

Abstract: A backlight unit and a display device includes a light source which generates light used by a display panel to display an image; and a light guide plate which receives the light from the light source and emits the light through a light emission surface thereof. The light guide plate includes: a base layer; a light transmitting layer on the base layer and defining the light emission surface of the light guide plate; and a light transmitting particle provided in plurality between the base layer and the light transmitting layer. The light transmitting particle has a refractive index higher than a refractive index of the light transmitting layer.