公开(公告)号：US20210391406A1

公开(公告)日：2021-12-16

申请号：US17152249

申请日：2021-01-19

Applicant: Samsung Display Co., Ltd.

Inventor： Hyelim CHOI ,  Joonseok PARK ,  Myounghwa KIM ,  Taesang KIM ,  Yeonkeon MOON ,  Geunchul PARK ,  Sangwoo SOHN ,  Junhyung LIM

IPC: H01L27/32

Abstract: A display device includes: a substrate including a first region and a second region; a first active layer located on the first region and including a first channel region, a first source region at one side of the first channel region, a first drain region at the other side of the first channel region, and a first extension region extending in a direction from the first source region to the second region; a first gate electrode located above the first active layer and overlapping the first channel region; a driving voltage line located on the first active layer, overlapping the first source region, and extending along the first extension region; a first connection electrode located on the first drain region; and a pixel electrode located above the first gate electrode and connected to the first connection electrode.

公开(公告)号：US20200266259A1

公开(公告)日：2020-08-20

申请号：US16709457

申请日：2019-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Dongmin LEE ,  Sangwoo SOHN ,  Sukyoung YANG ,  Dokeun SONG ,  Kyeong Su KO ,  Sanggab KIM ,  Sangwon SHIN ,  Hyuneok SHIN ,  Yunjong YEO ,  Joongeol LEE

IPC: H01L27/32 ,  H01L29/49 ,  H01L51/56

Abstract: A display device includes a first signal line including a first layer disposed on a substrate and containing aluminum (Al), a second layer disposed on the first layer and containing titanium nitride (TiNx), and a third layer disposed on the second layer and containing titanium (Ti), a second signal line crossing the first signal line, a first transistor including a first gate electrode connected to the first signal line and a first source electrode connected to the second signal line, and an organic light emitting diode disposed in a display area of the substrate to generate light corresponding to a data signal applied to the second signal line.

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：US20210296364A1

公开(公告)日：2021-09-23

申请号：US17264255

申请日：2019-03-29

Applicant: Samsung Display Co., LTD.

Inventor： Hyun-Eok SHIN ,  Hong-Sick PARK ,  Sangwoo SOHN ,  Sang-Gab KIM ,  Gyungmin BAEK ,  Sang-Won SHIN

IPC: H01L27/12 ,  H01L27/32

Abstract: A display substrate may include a substrate and a wiring on the substrate. The wiring may include a metal oxide layer including at least one oxide selected from tantalum (Ta), niobium (Nb), and titanium (Ti), and a metal layer on the metal oxide layer and including copper (Cu), and a thickness of the metal oxide layer may be in a range of about 30 angstroms (Å) to about 50 Å.

公开(公告)号：US20200168737A1

公开(公告)日：2020-05-28

申请号：US16584828

申请日：2019-09-26

Applicant: Samsung Display Co., Ltd.

Inventor： Sangwoo SOHN ,  Sangwon SHIN

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/66 ,  H01L27/32

Abstract: A display device includes a semiconductor member, a first gate electrode, a pixel electrode, and a common electrode. The semiconductor member includes a source area, a drain area, and a channel area between the source area and the drain area. The first gate electrode includes a first gate barrier layer, a second gate barrier layer, and a gate metal layer. The first gate barrier layer overlaps the channel area. An oxide material of the first gate barrier layer is identical to an oxide material of the semiconductor member. The second gate barrier layer includes a metal oxide alloy and is positioned between the first gate barrier layer and the gate metal layer. The pixel electrode is electrically connected to the drain area. The common electrode overlaps the pixel electrode.

公开(公告)号：US20220157920A1

公开(公告)日：2022-05-19

申请号：US17591268

申请日：2022-02-02

Applicant: Samsung Display Co., Ltd.

Inventor： Sukyoung YANG ,  Sangwoo SOHN ,  Dokeun SONG ,  Dongmin LEE ,  Sangwon SHIN ,  Hyuneok SHIN ,  Kyeong Su KO ,  Sang Gab KIM ,  Joongeol LEE

IPC: H01L27/32

Abstract: A conductive line for a display device may include a first layer including aluminum (Al) or an aluminum alloy, a second layer disposed on the first layer, the second layer including titanium nitride (TiNx), and a third layer disposed on the second layer, the third layer including titanium (Ti) and having a multilayer structure including a plurality of stacked sub-layers.

公开(公告)号：US20210408292A1

公开(公告)日：2021-12-30

申请号：US17158824

申请日：2021-01-26

Applicant: Samsung Display Co., Ltd.

Inventor： Sangwoo SOHN ,  Yeonkeon MOON ,  Myounghwa KIM ,  Taesang KIM ,  Geunchul PARK ,  Joonseok PARK ,  Junhyung LIM ,  Hyelim CHOI

IPC: H01L29/786 ,  H01L29/24 ,  H01L27/32

Abstract: A thin-film transistor substrate includes: an active layer on a substrate, the active layer including: a first semiconductor material layer; a conductor layer on the first semiconductor material layer, and including a metal element; and a second semiconductor material layer on the conductor layer; a gate insulating layer on the active layer; and a gate electrode on the gate insulating layer, and at least partially overlapping with the active layer.

公开(公告)号：US20210265506A1

公开(公告)日：2021-08-26

申请号：US17242207

申请日：2021-04-27

Applicant: Samsung Display Co., Ltd.

Inventor： Sangwoo SOHN ,  Sangwon SHIN

IPC: H01L29/786 ,  H01L27/12 ,  H01L29/66 ,  H01L27/32

Abstract: A display device includes a semiconductor member, a first gate electrode, a pixel electrode, and a common electrode. The semiconductor member includes a source area, a drain area, and a channel area between the source area and the drain area. The first gate electrode includes a first gate barrier layer, a second gate barrier layer, and a gate metal layer. The first gate barrier layer overlaps the channel area. An oxide material of the first gate barrier layer is identical to an oxide material of the semiconductor member. The second gate barrier layer includes a metal oxide alloy and is positioned between the first gate barrier layer and the gate metal layer. The pixel electrode is electrically connected to the drain area. The common electrode overlaps the pixel electrode.

公开(公告)号：US20210036086A1

公开(公告)日：2021-02-04

申请号：US16880792

申请日：2020-05-21

Applicant: Samsung Display Co., Ltd.

Inventor： Sangwoo SOHN ,  Myounghwa KIM ,  TaeSang KIM ,  Hyungjun KIM ,  Yeon Keon MOON ,  Joon Seok PARK ,  Sangwon SHIN ,  Jun Hyung LIM ,  Hyelim CHOI

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52 ,  H01L29/786

Abstract: A display panel includes a base layer, a first thin film transistor on the base layer, a second thin film transistor electrically coupled to the first thin film transistor, and a light emitting element electrically coupled to the second thin film transistor. The first thin film transistor includes a first semiconductor pattern on the base layer, a first barrier pattern on the first semiconductor pattern and including a gallium (Ga) oxide and a zinc (Zn) oxide, and a first control electrode on the first barrier pattern and overlapping the first semiconductor pattern. Accordingly, a signal transmission speed of the display panel may be improved, and electrical characteristics and reliability of the thin film transistor included in the display panel may be improved.

公开(公告)号：US20210280666A1

公开(公告)日：2021-09-09

申请号：US17253054

申请日：2018-12-20

Applicant: Samsung Display Co., LTD.

Inventor： Sangwoo SOHN ,  Dokeun SONG ,  Sukyoung YANG ,  Dongmin LEE ,  Sangwon SHIN ,  Kyeongsu KO ,  Sanggab KIM ,  Hongsick PARK ,  Hyuneok SHIN ,  Joongeol LEE

IPC: H01L27/32 ,  H01L51/56

Abstract: A display panel includes a base layer, a signal line which is disposed on the base layer and includes a first layer including aluminum and a second layer disposed directly on the first layer and consisting of niobium, a first thin film transistor connected to the signal line, a second thin film transistor disposed on the base layer, a capacitor electrically connected to the second thin film transistor, and a light emitting element electrically connected to the second thin film transistor.