公开(公告)号：US11563069B2

公开(公告)日：2023-01-24

申请号：US17002696

申请日：2020-08-25

Applicant: Samsung Display Co., Ltd.

Inventor： Sewan Son ,  Moosoon Ko ,  Seokje Seong ,  Seongjun Lee ,  Jeongsoo Lee ,  Jiseon Lee ,  Changho Yi ,  Hyeri Cho

IPC: H01L27/14 ,  H01L27/32 ,  H01L27/12 ,  G09G3/3258

Abstract: A display panel includes a substrate, a first thin film transistor including a first semiconductor layer and a first gate electrode, a data line extending in a first direction, a scan line extending in a second direction, a second thin film transistor electrically connected to the data line and including a second semiconductor layer and a second gate electrode, a third thin film transistor including a third semiconductor layer and a first upper gate electrode arranged on the third semiconductor layer, a node connection line electrically connecting the first thin film transistor and the third thin film transistor, and a shield line located between the data line and the node connection line in a plan view and including the same material as the first upper gate electrode of the third thin film transistor. The first semiconductor layer includes a silicon semiconductor, and the third semiconductor layer includes an oxide semiconductor.

公开(公告)号：US20230006025A1

公开(公告)日：2023-01-05

申请号：US17851444

申请日：2022-06-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Wangwoo Lee ,  Sungho Kim ,  Seokje Seong ,  Jinsung An ,  Minwoo Woo ,  Seunghyun Lee ,  Jiseon Lee ,  Yoonjong Cho

IPC: H01L27/32 ,  H01L51/52

Abstract: A display apparatus includes: a substrate including a main display area and an auxiliary display area, the auxiliary display area including a component area and a middle area; a main pixel circuit, and a main display element connected to the main pixel circuit; a first auxiliary display element arranged in the component area; a first auxiliary pixel circuit, a second auxiliary pixel circuit, and a second auxiliary display element connected to the second auxiliary pixel circuit, which are arranged in the middle area; a connection wiring connecting the first auxiliary display element and the first auxiliary pixel circuit; and a reflection reduction layer provided between the substrate and the first auxiliary display element to correspond to the first auxiliary display element, in which the first auxiliary display element includes a first auxiliary pixel electrode, and the reflection reduction layer completely overlaps the first auxiliary pixel electrode. in a plan view

公开(公告)号：US20220246687A1

公开(公告)日：2022-08-04

申请号：US17531282

申请日：2021-11-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jiseon Lee ,  Sungho Kim ,  Seokje Seong ,  Jinsung An ,  Minwoo Woo ,  Seunghyun Lee ,  Wangwoo Lee

IPC: H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes a substrate including a main display area and an auxiliary display area, the auxiliary display area including a component area and a middle area, a main pixel circuit and a main display element connected to the main pixel circuit, the main pixel circuit and the main display element being arranged on the main display area, a first auxiliary display element arranged on the component area, a first auxiliary pixel circuit, a second auxiliary pixel circuit, and a second auxiliary display element connected to the second auxiliary pixel circuit, wherein the first auxiliary pixel circuit, the second auxiliary pixel circuit, and the second auxiliary display element are arranged on the middle area, and a connecting line connecting the first auxiliary display element to the first auxiliary pixel circuit.

公开(公告)号：US11328665B2

公开(公告)日：2022-05-10

申请号：US17110725

申请日：2020-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongsoo Lee ,  Kyunghyun Baek ,  Sewan Son ,  Yoonjong Cho ,  Moosoon Ko ,  Yeonha Baek ,  Seokje Seong ,  Jinsung An ,  Inhyuck Yeo ,  Seongjun Lee ,  Jaehyun Lee

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel including: a light-emitting diode; a first PMOS transistor including a first electrode connected to a node and a second electrode transmitting a driving current to the light-emitting diode; a second transistor connected between a data line and the node and turned on by a first scan signal; a third NMOS transistor connected between a gate electrode and the second electrode of the first transistor and turned on by a first emission control signal; a fourth NMOS transistor connected between the gate electrode of the first transistor and a first initialization voltage line and turned on by a second emission control signal; a fifth transistor connected between a driving voltage line and the node and turned on by the first emission control signal; and a sixth transistor connected between the second electrode of the first transistor and the light-emitting diode and turned on by the first emission control signal.

公开(公告)号：US20210399021A1

公开(公告)日：2021-12-23

申请号：US17467495

申请日：2021-09-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： YOON-JONG CHO ,  Seokje Seong ,  Seongjun Lee ,  Yoonjee Shin ,  Suyeon Yun ,  Wooho Jeong ,  Joonhoo Choi

IPC: H01L27/12 ,  H01L51/50 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/3275 ,  H01L51/56 ,  H01L51/00 ,  H01L51/52

Abstract: A display panel includes a base layer including a first area and a second area. At least one inorganic layer disposed on the base layer overlaps the first area and the second area. The at least one inorganic layer comprises a lower opening. A first thin-film transistor is disposed on the at least one inorganic layer. The first thin-film transistor includes a silicon semiconductor pattern. A second thin-film transistor is disposed on the at least one inorganic layer. The second thin-film transistor includes an oxide semiconductor pattern. A plurality of insulation layers overlap the first area and the second area. An upper opening extends from the lower opening. A signal line is electrically connected to the second thin-film transistor. An organic layer is disposed in the lower opening and the upper opening. A light emitting element is disposed on the organic layer.

公开(公告)号：US20210375215A1

公开(公告)日：2021-12-02

申请号：US17322205

申请日：2021-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Youngwoo Park ,  Seokje Seong ,  Jiseon Lee ,  Wonsuk Choi ,  Jonghyun Choi

IPC: G09G3/3291

Abstract: A display apparatus includes a substrate, a first data line in a display area, a first input line in a peripheral area, and a first connecting wire electrically connected to the first input line in a peripheral area of the substrate. The first connecting wire transfers a first input signal from the first input line to the first data line. The first connecting wire includes a first connecting line disposed in a display area of the substrate and extending in the first direction, and a second connecting line electrically connected to the first connecting line and extending in a second direction intersecting the first direction. The first connecting line and the second connecting line are disposed on different layers.

公开(公告)号：US20200328233A1

公开(公告)日：2020-10-15

申请号：US16882926

申请日：2020-05-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yoon-jong Cho ,  Seokje Seong ,  Seongjun Lee ,  Yoonjee Shin ,  Suyeon Yun ,  Wooho Jeong ,  Joonhoo Choi

IPC: H01L27/12 ,  H01L51/50 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/3275 ,  H01L51/56 ,  H01L51/00 ,  H01L51/52

Abstract: A display panel includes a base layer including a first area and a second area. At least one inorganic layer disposed on the base layer overlaps the first area and the second area. The at least one inorganic layer comprises a lower opening. A first thin-film transistor is disposed on the at least one inorganic layer. The first thin-film transistor includes a silicon semiconductor pattern. A second thin-film transistor is disposed on the at least one inorganic layer. The second thin-film transistor includes an oxide semiconductor pattern. A plurality of insulation layers overlap the first area and the second area. An upper opening extends from the lower opening. A signal line is electrically connected to the second thin-film transistor. An organic layer is disposed in the lower opening and the upper opening. A light emitting element is disposed on the organic layer.

公开(公告)号：US20190280068A1

公开(公告)日：2019-09-12

申请号：US16294193

申请日：2019-03-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： YOONJEE SHIN ,  Kyunghyun Baek ,  Seokje Seong ,  Wooho Jeong ,  Yoon-jong Cho

IPC: H01L27/32

Abstract: A display panel includes a base layer, a first thin film transistor disposed on the base layer and including a silicon semiconductor pattern, a first control electrode is spaced apart from the silicon semiconductor pattern. A first input electrode is connected to a first side of the silicon semiconductor pattern. A first output electrode is connected to a second side of the silicon semiconductor pattern. The display panel includes a second thin film transistor. An organic light emitting diode includes a first electrode connected to the first thin film transistor, a second electrode, and an emission layer. A first insulating layer includes openings exposing the first side and the second side of the silicon semiconductor pattern, respectively. The first input electrode and the first output electrode are positioned in the openings, respectively.

公开(公告)号：US12217706B2

公开(公告)日：2025-02-04

申请号：US18106046

申请日：2023-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghwan Cho ,  Youngwoo Park ,  Seokje Seong ,  Jiseon Lee ,  Wonsuk Choi ,  Jonghyun Choi

IPC: G02F1/1362 ,  G02F1/1345 ,  G02F1/1368 ,  G09G3/3291 ,  G09G3/36

Abstract: A display apparatus includes a substrate, a first data line in a display area, a first input line in a peripheral area, and a first connecting wire electrically connected to the first input line in a peripheral area of the substrate. The first connecting wire transfers a first input signal from the first input line to the first data line. The first connecting wire includes a first connecting line disposed in a display area of the substrate and extending in the first direction, and a second connecting line electrically connected to the first connecting line and extending in a second direction intersecting the first direction. The first connecting line and the second connecting line are disposed on different layers.

公开(公告)号：US12217684B2

公开(公告)日：2025-02-04

申请号：US18435919

申请日：2024-02-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jaehoon Lee ,  Jihyun Ka ,  Seokje Seong ,  Joosun Yoon

IPC: G09G3/3233

Abstract: Provided are a pixel configured to receive a first initialization voltage during a first period between a writing period of a first scan period and a first emission period of a frame and to receive a second initialization voltage different from the first initialization voltage from a start time point of a second period before a second emission period of a second scan period subsequent to the first scan period, a display apparatus including the pixel, and a driving method of the display apparatus.