公开(公告)号：US20240224591A1

公开(公告)日：2024-07-04

申请号：US18369928

申请日：2023-09-19

Applicant: Samsung Display Co., LTD.

Inventor： MYEONGHO KIM ,  Youngoo KIM ,  JAYBUM KIM ,  KYOUNG SEOK SON ,  SEUNGHUN LEE

IPC: H10K59/121

CPC classification number: H10K59/1213 ,  H10K59/1216

Abstract: A display panel includes a light-emitting element, and a pixel circuit electrically connected to the light-emitting element. The pixel circuit includes a first transistor including a first semiconductor pattern including a first channel region, and a first gate electrode disposed on the first semiconductor pattern and overlapping the first channel region, a first insulation layer disposed between the first semiconductor pattern and the first gate electrode and overlapping the first channel region, a second insulation layer disposed on the first gate electrode and covering the first transistor, a second transistor disposed on the second insulation layer, and including a second semiconductor pattern including a second channel region, and a second gate electrode disposed on the second semiconductor pattern and overlapping the second channel region, and a third insulation layer disposed between the second semiconductor pattern and the second gate electrode and overlapping the first transistor in a plan view.

公开(公告)号：US20220173191A1

公开(公告)日：2022-06-02

申请号：US17494892

申请日：2021-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： MYEONGHO KIM ,  YEONHONG KIM ,  JAYBUM KIM ,  KYOUNG SEOK SON ,  SUNHEE LEE ,  SEUNGJUN LEE ,  SEUNGHUN LEE ,  JUN HYUNG LIM

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a first lower electrode disposed on a base substrate, a first upper electrode disposed on the first lower electrode, overlapping the first lower electrode in a plan view, including a silicon semiconductor, and constituting a first capacitor together with the first lower electrode, a second lower electrode disposed on the first upper electrode, and a second upper electrode disposed on the second lower electrode, overlapping the second lower electrode in a plan view, including an oxide semiconductor, and constituting a second capacitor together with the second lower electrode.

公开(公告)号：US20240221652A1

公开(公告)日：2024-07-04

申请号：US18482453

申请日：2023-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： KYOUNG SEOK SON ,  MYEONGHO KIM ,  YOUNGOO KIM ,  JAYBUM KIM ,  SEUNGHUN LEE

IPC: G09G3/3233 ,  H10K59/121 ,  H10K59/123

CPC classification number: G09G3/3233 ,  H10K59/1213 ,  H10K59/123 ,  G09G2320/0233

Abstract: Provided is a display panel including a light-emitting element, and a pixel circuit electrically connected to the light-emitting element, and including a driving unit electrically connected to the light-emitting element, the driving unit including a first transistor including a first bottom electrode for receiving a first voltage, and a first semiconductor pattern including an oxide semiconductor above the first bottom electrode, and at least one diode including a second bottom electrode for receiving a second voltage at a same layer as the first bottom electrode, and a second semiconductor pattern above the second bottom electrode, at a same layer as the first semiconductor pattern, including an oxide semiconductor, and integrated with the first semiconductor pattern.

公开(公告)号：US20240114734A1

公开(公告)日：2024-04-04

申请号：US18234778

申请日：2023-08-16

Applicant: Samsung Display Co., LTD.

Inventor： JAYBUM KIM ,  MYEONGHO KIM ,  Youngoo KIM ,  KYOUNG SEOK SON ,  SUNGHOON YANG ,  SUNHEE LEE ,  SEUNGHUN LEE

IPC: H10K59/131 ,  H10K59/124

CPC classification number: H10K59/131 ,  H10K59/124

Abstract: A display device includes a first pixel and a second pixel. The light emitting element of the second pixel and the driving circuit are disposed in the second area. The first pixel includes a silicon transistor and an oxide transistor disposed in the second area. The first pixel includes a first sub-light emitting element and a second sub-light emitting element disposed in a first area, and a first sub-pixel circuit and a second sub-pixel circuit disposed in a second area. A first connection wiring connecting a transistor included in the first sub-pixel circuit and the first sub-light emitting element, and a second connection wiring connecting a transistor included in the second sub-pixel circuit and the second sub-light emitting element are disposed on different layers and include a transparent conductive oxide.

公开(公告)号：US20240260319A1

公开(公告)日：2024-08-01

申请号：US18634558

申请日：2024-04-12

Applicant: Samsung Display Co., Ltd.

Inventor： MYEONGHO KIM ,  YEONHONG KIM ,  JAYBUM KIM ,  KYOUNG SEOK SON ,  SUNHEE LEE ,  SEUNGJUN LEE ,  SEUNGHUN LEE ,  JUN HYUNG LIM

IPC: H10K59/121 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/1216 ,  H10K59/1213 ,  H10K71/00 ,  H10K59/1201

Abstract: A display device includes a first lower electrode disposed on a base substrate, a first upper electrode disposed on the first lower electrode, overlapping the first lower electrode in a plan view, including a silicon semiconductor, and constituting a first capacitor together with the first lower electrode, a second lower electrode disposed on the first upper electrode, and a second upper electrode disposed on the second lower electrode, overlapping the second lower electrode in a plan view, including an oxide semiconductor, and constituting a second capacitor together with the second lower electrode.

公开(公告)号：US20230056897A1

公开(公告)日：2023-02-23

申请号：US17841904

申请日：2022-06-16

Applicant: Samsung Display Co., Ltd.

Inventor： MYEONGHO KIM ,  JAYBUM KIM ,  KYOUNG SEOK SON ,  SEUNGJUN LEE ,  SEUNGHUN LEE ,  JUN HYUNG LIM

IPC: H01L27/12

Abstract: A display device includes a first semiconductor layer, a first conductive layer disposed on the first semiconductor layer and including a first capacitor electrode at least partially overlapping the first semiconductor layer in a plan view to constitute a first transistor, a second capacitor electrode disposed on the first conductive layer and overlapping the first capacitor electrode in a plan view to constitute a first capacitor, a second semiconductor layer disposed on the second capacitor electrode and including a third capacitor electrode overlapping the second capacitor electrode in a plan view to constitute a second capacitor, a second conductive layer disposed on the second semiconductor layer and at least partially overlapping the second semiconductor layer, and a third conductive layer disposed over the second conductive layer to implement a high-resolution image by overlapping the first capacitor electrode, the second capacitor electrode, and the third capacitor electrode.