公开(公告)号：US20230017737A1

公开(公告)日：2023-01-19

申请号：US17951200

申请日：2022-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Seon Uk LEE ,  Kanguk KIM ,  SANGGAB KIM ,  DONCHAN CHO ,  TAE HYUNG HWANG ,  KyeongSu KO ,  Sungwon CHO

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: Disclosed are display panels and methods of manufacturing substrates. The display panel comprises a lower display substrate that includes a plurality of light emitting elements, and an upper display substrate that includes a color control layer and is on the lower display substrate. The color control layer includes a plurality of walls each of which includes a wall base including an organic material and a reflective layer including a metallic material, and the color control layer also includes a plurality of color control parts which are disposed between the plurality of walls and at least one of which includes a quantum dot. The reflective layer surrounds at least a portion of a sidewall of the wall base, which results in an increase in luminous efficiency and an improvement in brightness.

公开(公告)号：US20170179164A1

公开(公告)日：2017-06-22

申请号：US15337401

申请日：2016-10-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SHINIL CHOI ,  HYUNMIN CHO ,  SANGGAB KIM ,  SUNGHOON YANG ,  YUGWANG JEONG ,  BYUNGDU AHN

IPC: H01L27/12 ,  G02F1/1362 ,  G02F1/1343 ,  G02F1/1333 ,  H01L27/32 ,  G02F1/1368

CPC classification number: H01L27/1225 ,  G02F1/133345 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/136227 ,  G02F1/1368 ,  G02F2001/13685 ,  G02F2201/123 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1262 ,  H01L27/1288 ,  H01L27/3258 ,  H01L27/3262 ,  H01L29/42384 ,  H01L29/66969 ,  H01L29/78618 ,  H01L29/7869 ,  H01L2029/42388 ,  H01L2227/323

Abstract: A method of manufacturing a thin-film transistor includes forming an oxide semiconductor on a substrate, stacking an insulating layer and a metal layer on the substrate to cover the oxide semiconductor, forming a photosensitive pattern on the metal layer, forming a gate electrode by etching the metal layer using the photosensitive pattern as a mask, where a part of the gate electrode overlaps a first oxide semiconductor region of the oxide semiconductor, forming a gate insulating film by partially etching the insulating layer using the photosensitive pattern as a mask, where the gate insulating film includes a first insulating region with a first thickness under the photosensitive pattern and a second insulating region with a second thickness less than the first thickness, and performing plasma processing on the gate insulating film so that a second oxide semiconductor region of the oxide semiconductor under the second insulating region becomes conductive.

公开(公告)号：US20170047360A1

公开(公告)日：2017-02-16

申请号：US15340703

申请日：2016-11-01

Applicant: Samsung Display Co., Ltd.

Inventor： JeongMin PARK ,  Jung-Soo LEE ,  Ji-Hyun KIM ,  SANGGAB KIM

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

CPC classification number: H01L27/1288 ,  G02F1/1333 ,  G02F1/1362 ,  G02F2001/136231 ,  G02F2001/136236 ,  H01L27/124 ,  H01L27/127

Abstract: A display apparatus includes a substrate and a plurality of pixels disposed on the substrate. Each pixel includes a gate electrode on the substrate, a common electrode insulated from the gate electrode on the substrate, a first insulating layer covering the gate electrode and the common electrode, a semiconductor pattern disposed on the first insulating layer to overlap with the gate electrode, source and drain electrodes disposed on the semiconductor pattern and spaced apart from each other, and a pixel electrode disposed on the first insulating layer to cover the drain electrode and form an electric field with the common electrode. The display apparatus may be manufactured by first to fourth photolithography processes using first to fourth masks, and the first mask may be a slit mask or a diffraction mask.

Abstract translation: 显示装置包括基板和设置在基板上的多个像素。 每个像素包括在基板上的栅电极，与基板上的栅电极绝缘的公共电极，覆盖栅电极和公共电极的第一绝缘层，设置在第一绝缘层上以与栅电极重叠的半导体图案 设置在半导体图案上并彼此间隔开的源电极和漏电极，以及设置在第一绝缘层上以覆盖漏电极并与公共电极形成电场的像素电极。 可以通过使用第一至第四掩模的第一至第四光刻处理来制造显示装置，并且第一掩模可以是狭缝掩模或衍射掩模。

公开(公告)号：US20140204315A1

公开(公告)日：2014-07-24

申请号：US14099971

申请日：2013-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： JOONYONG PARK ,  SANGGAB KIM ,  CHANGOH JEONG ,  Taeho KANG ,  Kyungseop KIM ,  GWAN HA KIM ,  Byeong-Beom KIM ,  HONGLONG NING ,  SANGWON SHIN ,  Sukyoung YANG ,  YUNJONG YEO ,  Dongmin LEE ,  SHIN IL CHOI ,  Hyunju KANG ,  Sangwoo SOHN ,  Jungha SON ,  Yu-Gwang JEONG ,  GUGRAE JO ,  JINHO HWANG

IPC: G02F1/1335

CPC classification number: G02F1/136286 ,  G02F2001/133548 ,  G02F2001/13629 ,  G02F2201/38

Abstract: A display apparatus includes a backlight assembly which generates a light and a display panel which receives the light to display an image, the display panel including a first substrate, a second substrate which faces the first substrate and is disposed closer to the backlight assembly than the first substrate, a gate line disposed on the first substrate, a data line disposed on the gate line and insulated from the gate line, a thin film transistor disposed on the first substrate and electrically connected to the gate line and the data line, and a reflection preventing layer disposed between the first substrate and the gate line to reduce an amount of a reflected light reflected by the gate line.

Abstract translation: 显示装置包括产生光的背光组件和接收光以显示图像的显示面板，所述显示面板包括第一基板，面向所述第一基板并且设置成比所述第一基板更靠近所述背光组件的第二基板 第一衬底，设置在第一衬底上的栅极线，设置在栅极线上并与栅极线绝缘的数据线，设置在第一衬底上并电连接到栅极线和数据线的薄膜晶体管，以及 反射防止层，设置在第一基板和栅极线之间，以减少由栅极线反射的反射光的量。

公开(公告)号：US20240062992A1

公开(公告)日：2024-02-22

申请号：US18327211

申请日：2023-06-01

Applicant: Samsung Display Co., Ltd.

Inventor： DAESOO KIM ,  DAEWON CHOI ,  SANGGAB KIM

IPC: H01J37/32 ,  H01L21/3213

CPC classification number: H01J37/3244 ,  H01L21/32136 ,  H01J2237/334

Abstract: Disclosed is a plasma post-processing apparatus including a chamber, a stage disposed inside of the chamber, a work substrate disposed on the stage, diffusers each of which increases in width in a direction away from the work substrate and having holes, and disposed above the stage, transfer pipes respectively connected to the diffusers, and plasma generators respectively connected to pipes that supply process gases and are respectively connected to the transfer pipes, and a diameter of the holes defined in a diffuser disposed at a center of the work substrate among the diffusers is less than a diameter of holes defined in each of remaining diffusers among the diffusers.

公开(公告)号：US20230189579A1

公开(公告)日：2023-06-15

申请号：US17961092

申请日：2022-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： DAEWON CHOI ,  DAESOO KIM ,  SANGGAB KIM

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3258 ,  H01L51/56 ,  H01L27/3276 ,  H01L2227/323

Abstract: A display device includes a display panel including a display area, a non-display area adjacent to the display area and including a pad area, a circuit layer in the display area and the pad area, and a light emitting element in the display area. The circuit layer includes a first conductive pattern in the pad area, an insulating layer on the first conductive pattern and in which is defined an opening exposing the first conductive pattern to outside the insulating layer, and a first insulating pattern which is on the insulating layer and extends into the opening to be on a top surface of the first conductive pattern.

公开(公告)号：US20240215322A1

公开(公告)日：2024-06-27

申请号：US18368294

申请日：2023-09-14

Applicant: Samsung Display Co., LTD.

Inventor： SUBIN BAE ,  DAWOON JUNG ,  YU-GWANG JEONG ,  TAEWOOK KANG ,  SANGGAB KIM

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80 ,  H10K71/20

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/873 ,  H10K71/231

Abstract: A display panel which includes a base layer, a pixel defining layer defining a first light-emitting opening and a second light-emitting opening therein, a barrier wall including a first barrier wall portion that defines a first barrier opening that overlaps the first light-emitting opening and a second barrier wall portion that defines a second barrier opening that overlaps the second light-emitting opening, a first light-emitting element that is disposed in the first barrier opening and that includes a first anode, a first emission pattern, and a first cathode that contacts the first barrier wall portion, and a second light-emitting element that is disposed in the second barrier opening and that includes a second anode, a second emission pattern, and a second cathode that contacts the second barrier wall portion. A recess is defined in the barrier wall between the first barrier wall portion and the second barrier wall portion.

公开(公告)号：US20240147772A1

公开(公告)日：2024-05-02

申请号：US18463648

申请日：2023-09-08

Applicant: Samsung Display Co., Ltd.

Inventor： SUBIN BAE ,  DAWOON JUNG ,  YU-GWANG JEONG ,  TAEWOOK KANG ,  SANGGAB KIM ,  SUNGWON CHO

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/35 ,  H10K59/80 ,  H10K59/88

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/35 ,  H10K59/873 ,  H10K59/88 ,  H10K2102/351

Abstract: A display panel includes a base layer, a circuit layer, a light emitting element layer, and an encapsulation layer. The light emitting element layer includes a lower electrode on the circuit layer, a lower pixel defining film that covers a portion of the lower electrode to define a light emitting opening portion and is on the circuit layer, a light emitting pattern inside the light emitting opening portion and on the lower electrode, an upper electrode on the light emitting pattern, and an upper pixel defining film that defines an upper opening portion and is on the lower pixel defining film. The encapsulation layer includes a first inorganic encapsulation film on the upper electrode and the upper pixel defining film, and a transparent conductive oxide film on the first inorganic encapsulation film.

公开(公告)号：US20220165985A1

公开(公告)日：2022-05-26

申请号：US17450178

申请日：2021-10-07

Applicant: Samsung Display Co., Ltd.

Inventor： WOO YONG SUNG ,  JUNGHAN SEO ,  SEUNGYONG SONG ,  SANGGAB KIM

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/56

Abstract: A manufacturing method includes preparing a substrate, forming at least one groove in the substrate, forming an oxidation resistant film on an inner wall of the groove, and forming a first inorganic layer on the substrate and the oxidation resistant film is formed between the substrate and the first inorganic layer.

公开(公告)号：US20240389386A1

公开(公告)日：2024-11-21

申请号：US18656470

申请日：2024-05-06

Applicant: Samsung Display Co., Ltd.

Inventor： KYONG-CHOL LEE ,  DAESOO KIM ,  SANGGAB KIM ,  TAESUNG KIM ,  HYUNMIN CHO ,  DAEWON CHOI

IPC: H10K59/121 ,  G09G3/3233 ,  H10K59/12

Abstract: A display device is disclosed that includes a base layer, a light-emitting element, and a pixel circuit. The pixel circuit includes a first transistor, and the first transistor includes a metal oxide semiconductor pattern, a first gate having a plurality of conductive layers, and a gate insulation pattern. The uppermost layer among the plurality of conductive layers is divided into a first part adjacent to a drain region, a second part adjacent to a source region, and a third part between the first part and the second part. An upper surface of each of the first part and the second part may form a step with an upper surface of the third part. A sum of the widths of the upper surfaces of the first part and the second part may be smaller than the width of the upper surface of the third part.