公开(公告)号：US09625753B2

公开(公告)日：2017-04-18

申请号：US14147150

申请日：2014-01-03

Applicant: Samsung Display Co., Ltd.

Inventor： Yeun Tae Kim ,  Koichi Sugitani ,  Jung Wook Lee ,  Hoon Kang ,  Min Su Kim ,  Seon-Il Kim ,  Hee-Keun Lee

IPC: G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1341

CPC classification number: G02F1/133377 ,  G02F1/133512 ,  G02F1/1341 ,  G02F1/136227

Abstract: A liquid crystal display device includes: a substrate; a thin film transistor disposed on the substrate; a pixel electrode connected with the thin film transistor; and a roof layer disposed to face the pixel electrode, wherein a plurality of microcavities having respective liquid crystal injection holes are formed between the pixel electrode and the roof layer, and the microcavities are filled with electrically orientatable liquid crystal molecules, wherein a light blocking layer disposed adjacent to the injection holes is formed and covering the thin film transistor, wherein the light blocking layer is covered by a passivation layer.

公开(公告)号：US11462574B2

公开(公告)日：2022-10-04

申请号：US16896146

申请日：2020-06-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sungwon Cho ,  Yu-Gwang Jeong ,  Daewon Choi ,  Seon-Il Kim ,  Subin Bae ,  Yun Jong Yeo

IPC: H01L27/14 ,  H01L27/12 ,  H01L29/786

Abstract: A display substrate includes a substrate, a first gate electrode on the substrate, a first gate insulating layer on the first gate electrode, an active layer on the first gate insulating layer, a second gate insulating layer on the active layer, a second gate electrode on the second gate insulating layer, an interlayer insulating layer on the second gate electrode, a first electrode on the interlayer insulating layer to contact a top surface, a side wall, and a bottom surface of the active layer via a first contact hole through the interlayer insulating layer, the second gate insulating layer, the active layer, and a portion of the first gate insulating layer, and a second electrode on the interlayer insulating layer to contact the first gate electrode via a second contact hole through the interlayer insulating layer, the second gate insulating layer, and the first gate insulating layer.

公开(公告)号：US09045833B2

公开(公告)日：2015-06-02

申请号：US13718557

申请日：2012-12-18

Applicant: SAMSUNG DISPLAY CO., LTD. ,  DONGWOO FINE-CHEM CO., LTD.

Inventor： In-Bae Kim ,  Jong-Hyun Choung ,  Seon-Il Kim ,  Hong-Sick Park ,  Wang Woo Lee ,  Jae-Woo Jeong ,  In Seol Kuk ,  Sang-Tae Kim ,  Young-Chul Park ,  Keyong Bo Shim ,  In-Ho Yu ,  Young-Jin Yoon ,  Suck-Jun Lee ,  Joon-Woo Lee ,  Sang-Hoon Jang ,  Young-Jun Jin

IPC: C09K13/06 ,  C23F1/18 ,  H01L21/28 ,  C23F1/26 ,  H01L27/12 ,  H01L21/3213

CPC classification number: C22F1/18 ,  C09K13/00 ,  C09K13/04 ,  C09K13/06 ,  C09K13/08 ,  C23F1/14 ,  C23F1/18 ,  C23F1/26 ,  C23F1/44 ,  H01L21/28008 ,  H01L21/32 ,  H01L21/32134 ,  H01L27/124 ,  H01L27/1288 ,  H05K3/067

Abstract: A etchant composition that includes, based on a total weight of the etchant composition, about 0.5 wt % to about 20 wt % of a persulfate, about 0.5 wt % to about 0.9 wt % of an ammonium fluoride, about 1 wt % to about 10 wt % of an inorganic acid, about 0.5 wt % to about 5 wt % of a cyclic amine compound, about 0.1 wt % to about 10.0 wt % of a sulfonic acid, about 5 wt % to about 10 wt % of an organic acid or a salt thereof, and a remainder of water. The etchant composition may be configured to etch a metal layer including copper and titanium, to form a metal wire that may be included in a thin film transistor array panel of a display device.

Abstract translation: 一种蚀刻剂组合物，其包含基于蚀刻剂组合物的总重量为约0.5重量％至约20重量％的过硫酸盐，约0.5重量％至约0.9重量％的氟化铵，约1重量％至约10重量％ 无机酸的重量百分比，约0.5重量％至约5重量％的环胺化合物，约0.1重量％至约10.0重量％的磺酸，约5重量％至约10重量％的有机酸，或 其盐，剩余的水。 蚀刻剂组合物可以被配置为蚀刻包括铜和钛的金属层，以形成可以包括在显示装置的薄膜晶体管阵列面板中的金属线。

公开(公告)号：US11320712B2

公开(公告)日：2022-05-03

申请号：US16905306

申请日：2020-06-18

Applicant: Samsung Display Co., LTD.

Inventor： Seon-Il Kim ,  Sung Won Cho ,  Sang Gab Kim ,  Su Bin Bae ,  Yu-Gwang Jeong ,  Dae Won Choi

IPC: G02F1/1368 ,  H01L51/56 ,  G02F1/1362 ,  H01L51/52 ,  H01L27/32

Abstract: A display device includes a thin film transistor on a base substrate and a signal wiring electrically connected to the thin film transistor. The signal wiring includes a main conductive layer including copper, and a capping layer including titanium the capping layer overlapping a portion of an upper surface of the main conductive layer. The signal wiring has a taper angle in a range of about 70° to about 90°. A thickness of the capping layer is in a range of about 100 Å to about 300 Å, and a thickness of the main conductive layer is in a range of about 1,000 Å to about 20,000 Å.

公开(公告)号：US09360695B2

公开(公告)日：2016-06-07

申请号：US14046326

申请日：2013-10-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jong-Hyun Choung ,  Wang Woo Lee ,  Bong-Kyun Kim ,  In-Bae Kim ,  Seon-Il Kim ,  Young Min Moon ,  Hong Sick Park ,  Ki Tae Kim

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

CPC classification number: G02F1/133345 ,  G02F1/133707 ,  G02F1/134363 ,  G02F1/136259 ,  G02F1/1368 ,  G02F2001/134372 ,  G02F2001/136231 ,  G02F2001/136295 ,  G02F2201/124 ,  H01L27/1225

Abstract: A liquid crystal display includes: a substrate; a gate line and a data line disposed on the substrate; a semiconductor layer disposed on the substrate; first and second field generating electrodes disposed on the substrate; and a first protecting layer formed from the same layer as the first field generating electrode and covering at least a portion of the data line.

Abstract translation: 液晶显示器包括：基板; 设置在基板上的栅极线和数据线; 设置在所述基板上的半导体层; 设置在基板上的第一和第二场产生电极; 以及由与第一场产生电极相同的层形成并覆盖数据线的至少一部分的第一保护层。

公开(公告)号：US09347125B2

公开(公告)日：2016-05-24

申请号：US14725849

申请日：2015-05-29

Applicant: Samsung Display Co., Ltd. ,  DONGWOO FINE-CHEM CO., LTD.

Inventor： In-Bae Kim ,  Jong-Hyun Choung ,  Seon-Il Kim ,  Hong-Sick Park ,  Wang Woo Lee ,  Jae-Woo Jeong ,  In Seol Kuk ,  Sang-Tae Kim ,  Young-Chul Park ,  Keyong Bo Shim ,  In-Ho Yu ,  Young-Jin Yoon ,  Suck-Jun Lee ,  Joon-Woo Lee ,  Sang-Hoon Jang ,  Young-Jun Jin

IPC: C23F1/18 ,  C22F1/18 ,  H01L21/28 ,  C23F1/26 ,  H01L27/12 ,  H01L21/3213 ,  C09K13/00 ,  C09K13/04 ,  C09K13/06 ,  C09K13/08 ,  C23F1/14 ,  C23F1/44 ,  H01L21/32 ,  H05K3/06

CPC classification number: C22F1/18 ,  C09K13/00 ,  C09K13/04 ,  C09K13/06 ,  C09K13/08 ,  C23F1/14 ,  C23F1/18 ,  C23F1/26 ,  C23F1/44 ,  H01L21/28008 ,  H01L21/32 ,  H01L21/32134 ,  H01L27/124 ,  H01L27/1288 ,  H05K3/067

Abstract: A etchant composition that includes, based on a total weight of the etchant composition, about 0.5 wt % to about 20 wt % of a persulfate, about 0.5 wt % to about 0.9 wt % of an ammonium fluoride, about 1 wt % to about 10 wt % of an inorganic acid, about 0.5 wt % to about 5 wt % of a cyclic amine compound, about 0.1 wt % to about 10.0 wt % of a sulfonic acid, about 5 wt % to about 10 wt % of an organic acid or a salt thereof, and a remainder of water. The etchant composition may be configured to etch a metal layer including copper and titanium, to form a metal wire that may be included in a thin film transistor array panel of a display device.

公开(公告)号：US12074175B2

公开(公告)日：2024-08-27

申请号：US17822751

申请日：2022-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sungwon Cho ,  Yu-Gwang Jeong ,  Daewon Choi ,  Seon-Il Kim ,  Subin Bae ,  Yun Jong Yeo

IPC: H01L27/14 ,  H01L27/12 ,  H01L29/786

CPC classification number: H01L27/1255 ,  H01L27/124 ,  H01L27/1259 ,  H01L29/78648

Abstract: A display substrate includes a substrate, a first gate electrode on the substrate, a first gate insulating layer on the first gate electrode, an active layer on the first gate insulating layer, a second gate insulating layer on the active layer, a second gate electrode on the second gate insulating layer, an interlayer insulating layer on the second gate electrode, a first electrode on the interlayer insulating layer to contact a top surface, a side wall, and a bottom surface of the active layer via a first contact hole through the interlayer insulating layer, the second gate insulating layer, the active layer, and a portion of the first gate insulating layer, and a second electrode on the interlayer insulating layer to contact the first gate electrode via a second contact hole through the interlayer insulating layer, the second gate insulating layer, and the first gate insulating layer.

公开(公告)号：US09482917B2

公开(公告)日：2016-11-01

申请号：US14982317

申请日：2015-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Hong Sick Park ,  Seon-Il Kim ,  Min Ho Moon ,  Hyang-Shik Kong ,  Yeun Tae Kim ,  Chang Oh Jeong

IPC: G02F1/1345 ,  G02F1/1333 ,  G02F1/1341 ,  G02F1/1362 ,  G02F1/1368

CPC classification number: G02F1/13458 ,  G02F1/133305 ,  G02F1/133377 ,  G02F1/1341 ,  G02F1/136286 ,  G02F1/1368

Abstract: The present invention relates to a display device and a manufacturing method thereof, wherein a spoilage layer generated in a manufacturing process is removed, and a manufacturing method of a display device according to an exemplary embodiment of the present invention includes: forming a thin film transistor on a substrate including a plurality of pixel areas; forming a pixel electrode connected to the thin film transistor in the pixel area; forming a sacrificial layer on the pixel electrode; forming a barrier layer on the sacrificial layer; forming a common electrode on the barrier layer; forming a roof layer on the common electrode; patterning the barrier layer, the common electrode, and the roof layer to exposed a portion of the sacrificial layer thereby forming an injection hole; removing the sacrificial layer to form a microcavity for a plurality of pixel areas; removing the barrier layer.

Abstract translation: 本发明涉及一种显示装置及其制造方法，其中在制造过程中产生的腐败层被去除，并且根据本发明的示例性实施例的显示装置的制造方法包括：形成薄膜晶体管 在包括多个像素区域的基板上; 在所述像素区域中形成连接到所述薄膜晶体管的像素电极; 在像素电极上形成牺牲层; 在牺牲层上形成阻挡层; 在阻挡层上形成公共电极; 在公共电极上形成屋顶层; 图案化阻挡层，公共电极和屋顶层，以暴露部分牺牲层，从而形成注入孔; 去除所述牺牲层以形成用于多个像素区域的微腔; 去除阻挡层。

公开(公告)号：US11740526B2

公开(公告)日：2023-08-29

申请号：US17713715

申请日：2022-04-05

Applicant: Samsung Display Co., LTD.

Inventor： Seon-Il Kim ,  Sung Won Cho ,  Sang Gab Kim ,  Su Bin Bae ,  Yu-Gwang Jeong ,  Dae Won Choi

IPC: G02F1/1368 ,  G02F1/1362 ,  H10K50/842 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12

CPC classification number: G02F1/1368 ,  G02F1/136286 ,  H10K50/8426 ,  H10K59/131 ,  H10K71/00 ,  G02F2202/28 ,  H10K59/1201

Abstract: A display device includes a thin film transistor on a base substrate and a signal wiring electrically connected to the thin film transistor. The signal wiring includes a main conductive layer including copper, and a capping layer including titanium the capping layer overlapping a portion of an upper surface of the main conductive layer. The signal wiring has a taper angle in a range of about 70° to about 90°. A thickness of the capping layer is in a range of about 100 Å to about 300 Å, and a thickness of the main conductive layer is in a range of about 1,000 Å to about 20,000 Å.

公开(公告)号：US10353240B2

公开(公告)日：2019-07-16

申请号：US15698988

申请日：2017-09-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seon-Il Kim ,  Sungwon Cho ,  Ji Hun Kim ,  Yunjong Yeo ,  Sanggab Kim

IPC: G02F1/1333 ,  G02F1/1335

Abstract: A display apparatus includes a wire grid pattern layer and a capping layer. The wire grid pattern layer includes protrusions having the same shape and spaced at uniform intervals to form a wire grid. The capping layer is on the wire grid pattern layer. The protrusions include metal, and the capping layer includes metal oxide which is an oxide of the metal.