公开(公告)号：US20240355835A1

公开(公告)日：2024-10-24

申请号：US18760784

申请日：2024-07-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Sung AN ,  Seok Je SEONG ,  Seong Jun LEE ,  Ji Seon LEE

IPC: H01L27/12 ,  G09G3/3291 ,  H10K59/131

CPC classification number: H01L27/124 ,  G09G3/3291 ,  G09G2300/0426 ,  H10K59/131

Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.

公开(公告)号：US20230163140A1

公开(公告)日：2023-05-25

申请号：US18100170

申请日：2023-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Sung AN ,  Seok Je SEONG ,  Seong Jun LEE ,  Ji Seon LEE

IPC: H01L27/12

CPC classification number: H01L27/124 ,  G09G3/3291

Abstract: A display device includes a first active pattern, a first conductive pattern including a gate electrode overlapping the first active pattern, a first gate line overlapping the first active pattern and extending in a first direction, and a second gate line extending in the first direction, a second conductive pattern disposed on the first conductive pattern and including a third gate line extending in the first direction and a fourth gate line extending in the first direction, a second active pattern disposed on the second conductive pattern and including a material different from a material of the first active pattern, and a third conductive pattern disposed on the second active pattern and including a first upper electrode overlapping the third gate line and connected to the third gate line, and a second upper electrode overlapping the fourth gate line and connected to the fourth gate line.

公开(公告)号：US20220406872A1

公开(公告)日：2022-12-22

申请号：US17689084

申请日：2022-03-08

Applicant: Samsung Display Co., LTD.

Inventor： Seung Hwan CHO ,  Beom Yeol PARK ,  Hyeon Woo SHIN ,  Ji Seon LEE ,  Won Suk CHOI ,  Yoon Sun CHOI

IPC: H01L27/32

Abstract: A display device includes a driving transistor; a transistor connected to the driving transistor; a first insulating layer; a first data conductive layer including a first connection pattern; a second insulating layer including a lower via hole; a second data conductive layer including a second connection pattern connected to the first connection pattern and a first conductive line; a third insulating layer including an intermediate via hole; a third data conductive layer including a third connection pattern connected to the second connection pattern, a second conductive line extending in a second direction, and a first data line which extends in the second direction; a fourth insulating layer including an upper via hole; and a light emitting element disposed including a first electrode, wherein at least two of the lower via hole, the intermediate via hole, and the upper via hole overlap each other in a third direction.

公开(公告)号：US20180350886A1

公开(公告)日：2018-12-06

申请号：US15870073

申请日：2018-01-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Sung AN ,  Jung Hwa KIM ,  Se Wan SON ,  Wang Woo LEE ,  Ji Seon LEE ,  Moo Soon KO

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a substrate, a switching transistor and a driving transistor positioned on the substrate, a first electrode connected to the driving transistor, a second electrode positioned on the first electrode, and a pixel definition layer positioned between the first electrode and the second electrode, where the pixel definition layer includes a first portion, and a second portion having a thickness less than that of the first portion, where a pixel opening defined in the pixel definition layer is enclosed by the first portion, and the second portion overlaps the first electrode and the second electrode.

公开(公告)号：US20250143079A1

公开(公告)日：2025-05-01

申请号：US19007508

申请日：2025-01-01

Applicant: Samsung Display Co., LTD

Inventor： Hyeon Woo SHIN ,  Beom Yeol PARK ,  Ji Ryun PARK ,  Ji Seon LEE ,  Seung Hwan CHO ,  Won Suk CHOI ,  Yoon Sun CHOI

IPC: H10K50/844 ,  H10K59/122 ,  H10K59/131

Abstract: A display device including a light-emitting element, an encapsulation layer over the light-emitting element and including a first inorganic encapsulation layer, an organic encapsulation layer and a second inorganic encapsulation layer in order, and the first inorganic encapsulation layer and the second inorganic encapsulation layer in direct contact with each other to define an inorganic encapsulation area of the display device, a supply voltage line electrically connected to the light-emitting element, a signal line which provides an electrical signal to the display area, and within the inorganic encapsulation area of the display device, the signal line overlapping the supply voltage line and an etch stop pattern between the supply voltage line and the signal line which overlap each other.

公开(公告)号：US20230171994A1

公开(公告)日：2023-06-01

申请号：US17879051

申请日：2022-08-02

Applicant: Samsung Display Co., Ltd.

Inventor： Wang Woo LEE ,  Sung Ho KIM ,  Seok Je SEONG ,  Jin Sung AN ,  Min Woo WOO ,  Seung Hyun LEE ,  Ji Seon LEE ,  Yoon-Jong CHO

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5284 ,  H01L27/3234 ,  H01L27/3276

Abstract: The present disclosure relates to a light emitting display device that includes a transparent display area including a light transmission area and a normal display area, wherein the transparent display area includes: an anode including an opening; a first light blocking part filling the opening; and a second light blocking part positioned along an exterior side of the anode. A height of a highest part of the first light blocking part is different than a height of a highest part of the second light blocking part.

公开(公告)号：US20230012771A1

公开(公告)日：2023-01-19

申请号：US17935372

申请日：2022-09-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Sung AN ,  Seok Je SEONG ,  Ji Seon LEE ,  Se Wan SON

IPC: G09G3/32 ,  H01L33/62 ,  H01L33/16

Abstract: A display device includes a substrate, a polycrystalline semiconductor layer including a channel of a driving transistor, and a channel of a seventh transistor, a gate electrode of the driving transistor overlapping the channel thereof, a gate electrode of the seventh transistor overlapping the channel thereof, an oxide semiconductor layer including a channel of a fourth transistor, a gate electrode thereof overlapping the channel of the fourth transistor, a first initialization voltage line connected to a first electrode of the fourth transistor, the first initialization voltage line and the gate electrode of the fourth transistor being position on a same layer, and a second initialization voltage line connected to a second electrode of the seventh transistor, the second initialization voltage line and the first initialization voltage line being positioned on different layers from each other.

公开(公告)号：US20210335954A1

公开(公告)日：2021-10-28

申请号：US17106230

申请日：2020-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Se Wan SON ,  Moo Soon KO ,  Jin Sung AN ,  Jin Seok OH ,  Min Woo WOO ,  Seong Jun LEE ,  Wang Woo LEE ,  Ji Seon LEE

IPC: H01L27/32

Abstract: Provided is a display device. The display device comprises a first active layer disposed on a substrate and made of a first material, a second active layer disposed on the first active layer and made of a second material different from the first material, a first gate layer disposed on the second active layer, and an inorganic pattern disposed below the second active layer and overlapping a portion of the first gate layer. The second active layer includes a conductor portion disposed between a portion of the first gate layer and the inorganic pattern.

公开(公告)号：US20200235176A1

公开(公告)日：2020-07-23

申请号：US16843236

申请日：2020-04-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Seon LEE ,  Moo Soon KO ,  Se Wan SON ,  Jin Sung AN ,  Seong Jun LEE ,  Wang Woo LEE

IPC: H01L27/32

Abstract: A display device includes: a substrate that includes a first area and a second area; a plurality of pixels included in the first area; and a dummy pattern included in the second area, wherein a size of the dummy pattern is smaller than a pixel area corresponding to a first pixel among the plurality of pixels, a ratio of an area occupied by a pixel pattern of the first pixel with respect to the pixel area is a first value, a ratio of an area occupied by the dummy pattern with respect to a dummy area is a second value that is greater than the first value, and the dummy area and the pixel area have the same size as each other.

公开(公告)号：US20200058723A1

公开(公告)日：2020-02-20

申请号：US16367589

申请日：2019-03-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wang Woo LEE ,  Moo Soon KO ,  Hyeon Sik KIM ,  Young Woo PARK ,  Se Wan SON ,  Jin Sung AN ,  Min Woo WOO ,  Seong Jun LEE ,  Jeong Soo LEE ,  Ji Seon LEE ,  Deuk Myung JI

IPC: H01L27/32

Abstract: A display device includes a substrate, a semiconductor layer on the substrate, a first insulating layer on the semiconductor layer, a first conductive layer on the semiconductor layer, a second insulating layer on the first conductive layer, a first contact hole penetrating the first insulating layer and the second insulating layer, a second conductive layer on the second insulating layer, connected to the semiconductor layer through the first contact hole, and including a hydrogen barrier material, and a third insulating layer on the second conductive layer.