公开(公告)号：US20250127001A1

公开(公告)日：2025-04-17

申请号：US18988899

申请日：2024-12-20

Applicant: Samsung Display Co., Ltd.

Inventor： Hanbit Kim ,  Hyena Kwak ,  Jiyeong Shin ,  Yunjung Oh ,  Dokyeong Lee ,  Sanggun Choi

IPC: H10K59/131 ,  H10K59/121

Abstract: Provided are a pixel in which pixel circuits of a plurality of rows of the same column share a capacitor, and a display apparatus including the same.

公开(公告)号：US11864411B2

公开(公告)日：2024-01-02

申请号：US17092568

申请日：2020-11-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yungbin Chung ,  Sanggun Choi ,  Yeoungkeol Woo ,  Myounggeun Cha ,  Eunjin Kwak

IPC: H10K50/844 ,  H01L29/786 ,  H10K71/00

CPC classification number: H10K50/844 ,  H01L29/786 ,  H10K71/00

Abstract: A display apparatus includes a first substrate, a main pixel circuit located on the first substrate and including a first semiconductor layer, an auxiliary pixel circuit located on the first substrate and including a second semiconductor layer, a buffer layer located between the first substrate and the first semiconductor layer and between the first substrate and the second semiconductor layer, and a barrier layer located between the first substrate and the buffer layer, including one material from among silicon nitride (SiNx), aluminum oxide (Al2O3), and zirconium oxide (Zr2O3), and having a density ranging from about 2 g/cm3 to about 6 g/cm3.

公开(公告)号：US20230090817A1

公开(公告)日：2023-03-23

申请号：US17743424

申请日：2022-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Myounggeun Cha ,  Joohee Jeon ,  Sanggun Choi

IPC: H01L27/32

Abstract: A display apparatus for displaying a high-resolution image and having a low occurrence rate of defects caused by a voltage drop. The display apparatus includes a substrate, a first conductive layer arranged on the substrate and including an auxiliary data line extending in a first direction, a first semiconductor layer arranged on the first conductive layer, a first gate layer arranged on the first semiconductor layer, a first connection electrode layer arranged on the first gate layer and including a first connection electrode electrically connected to the first semiconductor layer and the auxiliary data line, and a second connection electrode layer arranged on the first connection electrode layer and including a data line electrically connected to the first connection electrode.

公开(公告)号：US11257887B2

公开(公告)日：2022-02-22

申请号：US16737653

申请日：2020-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Thanh Tien Nguyen ,  Meejae Kang ,  Yongsu Lee ,  Sanggun Choi

IPC: H01L27/14 ,  H01L27/32 ,  H01L27/12 ,  H01L29/786

Abstract: A thin film transistor substrate includes: a substrate, a first electrode disposed on the substrate, a bank disposed on the substrate and having an inclined surface inclined at an angle with respect to the substrate, a second electrode disposed on the bank, an active pattern electrically connected to the first electrode and the second electrode, disposed on the inclined surface, and including a first conductive region and a second conductive region in which impurities are doped, and a channel region between the first conductive region and the second conductive region, and a gate electrode overlapping at least a portion of the channel region of the active pattern. The inclined surface extends in a first direction in a plan view. The first conductive region, the channel region, and the second conductive region are sequentially disposed on the inclined surface along a second direction that crosses the first direction.

公开(公告)号：US12238992B2

公开(公告)日：2025-02-25

申请号：US17825724

申请日：2022-05-26

Applicant: Samsung Display Co., Ltd.

Inventor： Myounggeun Cha ,  Soyoung Koo ,  Donghwan Shim ,  Sanggun Choi

IPC: H10K59/131 ,  H10K59/12 ,  H10K71/00

Abstract: A display device includes a first pixel and a second pixel. A light emitting element and a pixel circuit of the second pixel are in a second area. The first pixel includes a silicon transistor and an oxide transistor in the second area. The first pixel includes a connection line that electrically connects one of the silicon transistor and the oxide transistor to a light emitting element in a first area. The connection line is on the same layer as the oxide semiconductor pattern and includes a transparent conductive oxide.

公开(公告)号：US20240334740A1

公开(公告)日：2024-10-03

申请号：US18739329

申请日：2024-06-11

Applicant: Samsung Display Co., Ltd.

Inventor： Myounggeun Cha ,  Sanggun Choi ,  Jiyeong Shin ,  Kiseok Choi

IPC: H10K59/121 ,  H01L27/12 ,  H01L29/786 ,  H10K59/124 ,  H10K59/126 ,  H10K59/65 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K59/121 ,  H10K59/1213 ,  H10K59/124 ,  H10K59/126 ,  H10K59/65 ,  H10K77/111 ,  H01L27/1222 ,  H01L29/78633 ,  H01L29/78675 ,  H10K2102/311

Abstract: Provided are a display panel and an electronic apparatus including the display panel. The display panel includes a substrate including a polymer resin; first and second pixel circuits each including a thin-film transistor, a first light-emitting diode connected to the first pixel circuit and located in a first display area; a second light-emitting diode connected to the second pixel circuit and located in a sub-display area of a second display area, a bottom metal layer in the second display area and between the substrate and the second pixel circuit; and a protective layer between the substrate and the bottom metal layer and corresponding to the first and second display areas, wherein the bottom metal layer includes a first opening in a transmissive area, and the protective layer includes a second opening in the transmissive area and overlapping the first opening of the bottom metal layer.

公开(公告)号：US12048196B2

公开(公告)日：2024-07-23

申请号：US17565146

申请日：2021-12-29

Applicant: Samsung Display Co., Ltd.

Inventor： Myounggeun Cha ,  Sanggun Choi ,  Jiyeong Shin ,  Kiseok Choi

IPC: H10K59/121 ,  H10K59/124 ,  H10K59/126 ,  H10K59/65 ,  H10K77/10 ,  H01L27/12 ,  H01L29/786 ,  H10K102/00

CPC classification number: H10K59/121 ,  H10K59/1213 ,  H10K59/124 ,  H10K59/126 ,  H10K59/65 ,  H10K77/111 ,  H01L27/1222 ,  H01L29/78633 ,  H01L29/78675 ,  H10K2102/311

Abstract: Provided are a display panel and an electronic apparatus including the display panel. The display panel includes a substrate including a polymer resin; first and second pixel circuits each including a thin-film transistor, a first light-emitting diode connected to the first pixel circuit and located in a first display area; a second light-emitting diode connected to the second pixel circuit and located in a sub-display area of a second display area, a bottom metal layer in the second display area and between the substrate and the second pixel circuit; and a protective layer between the substrate and the bottom metal layer and corresponding to the first and second display areas, wherein the bottom metal layer includes a first opening in a transmissive area, and the protective layer includes a second opening in the transmissive area and overlapping the first opening of the bottom metal layer.

公开(公告)号：US20240147790A1

公开(公告)日：2024-05-02

申请号：US18373970

申请日：2023-09-28

Applicant: Samsung Display Co., Ltd.

Inventor： Hanbit Kim ,  Hyena Kwak ,  Jiyeong Shin ,  Yunjung Oh ,  Dokyeong Lee ,  Sanggun Choi

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/1213 ,  H10K59/1216

Abstract: Provided are a pixel in which pixel circuits of a plurality of rows of the same column share a capacitor, and a display apparatus including the same.

公开(公告)号：US11705063B2

公开(公告)日：2023-07-18

申请号：US16897646

申请日：2020-06-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Myounggeun Cha ,  Sanggun Choi ,  Hyena Kwak ,  Jiyeong Shin ,  Yongsu Lee ,  Kiseok Choi

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/131 ,  H10K59/121

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/1213 ,  H10K59/131 ,  G09G2320/0233 ,  G09G2320/0257 ,  G09G2330/028 ,  H10K59/1216

Abstract: A display device includes a first transistor including a first channel region, a first gate electrode overlapping the first channel region, and a first electrode connected to a node receiving a driving voltage, a second transistor electrically connected to the first electrode of the first transistor, the second transistor including a second channel region and a second gate electrode overlapping the first channel region and receiving a scan signal, a light emitting element electrically connected to a second electrode of the first transistor, a first conductive line overlapping the first gate electrode with the first channel region in between and receiving a variable voltage different from the driving voltage, and a second conductive line overlapping the second gate electrode with the second channel region in between and receiving the scan signal.

公开(公告)号：US20230023524A1

公开(公告)日：2023-01-26

申请号：US17690129

申请日：2022-03-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Subin Bae ,  Dawoon Jung ,  Yugwang Jeong ,  Sungwon Cho ,  Myounggeun Cha ,  Sanggun Choi

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes: a substrate including a display area including a first pixel area, a component area adjacent to the display area, and a non-display area adjacent to the display area, where the component area includes a second pixel area and a transmission area, and the non-display area includes a bending area; a first inorganic layer continuously arranged in the transmission area on the substrate, where a lower opening overlapping the bending area is defined through the first inorganic layer; a blocking layer on the first inorganic layer, a blocking layer opening overlapping the transmission area and an intermediate opening overlapping the lower opening are defined through the blocking layer; and a display element layer on the blocking layer, where the display element layer includes a first display element overlapping the first pixel area and a second display element overlapping the second pixel area.