公开(公告)号：US20250081830A1

公开(公告)日：2025-03-06

申请号：US18817796

申请日：2024-08-28

Applicant: Samsung Display Co., Ltd.

Inventor： JUNGYUN JO

IPC: H10K59/80 ,  H10K50/15 ,  H10K50/16 ,  H10K59/12 ,  H10K59/122

Abstract: Provided is a display panel including a base substrate, a circuit element layer disposed on the base substrate, a pixel defining layer disposed on the circuit element layer and including a light-emitting opening, a light-emitting element disposed on the circuit element layer and including a first electrode, a second electrode facing the first electrode, and a functional layer disposed between the first electrode and the second electrode, a metal pattern layer disposed on the pixel defining layer, and a low thermal conductive layer disposed between the pixel defining layer and the metal pattern layer, thereby having excellent display quality.

公开(公告)号：US20240196658A1

公开(公告)日：2024-06-13

申请号：US18367596

申请日：2023-09-13

Applicant: Samsung Display Co., LTD.

Inventor： JUNGYUN JO ,  CHULMIN BAE ,  WOO YONG SUNG ,  JEONGSEOK LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80 ,  H10K59/88 ,  H10K71/16

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/873 ,  H10K59/879 ,  H10K59/88 ,  H10K71/166

Abstract: A display panel includes a base layer, a pixel defining layer defining a first emission opening and disposed on the base layer, a partition defining a first partition opening corresponding to the first emission opening and disposed on the pixel defining layer, a first light-emitting element including a first anode at least partially exposed by the first emission opening, a first cathode including at least a portion disposed within the first partition opening and contacting the partition, and a first emission pattern disposed between the first anode and the first cathode, a first lower encapsulation inorganic pattern partially overlapping the first emission opening and disposed on the first light-emitting element and the partition, and a first cover layer partially overlapping the first emission opening and disposed on the first lower encapsulation inorganic pattern.

公开(公告)号：US20240162326A1

公开(公告)日：2024-05-16

申请号：US18454609

申请日：2023-08-23

Applicant: Samsung Display Co., Ltd.

Inventor： JUNGYUN JO ,  SUKYOUNG YANG

IPC: H01L29/49 ,  H01L29/40 ,  H01L29/66 ,  H10K59/126

CPC classification number: H01L29/4908 ,  H01L29/401 ,  H01L29/66757 ,  H10K59/126

Abstract: A display panel includes: a base substrate; a light emitting element on the base substrate; a transistor between the base substrate and the light emitting element, and connected with the light emitting element; and a conductive pattern between the base substrate and the light emitting element. The conductive pattern includes: a first conductive layer including a first material; a second conductive layer on the first conductive layer, and including a second material different from the first material; a blocking layer between the first conductive layer and the second conductive layer, and including a third material different from the first material; and an intermediate layer between the blocking layer and the second conductive layer, and contacting the second conductive layer. The intermediate layer includes an alloy of the first material and the second material.

公开(公告)号：US20240276787A1

公开(公告)日：2024-08-15

申请号：US18523240

申请日：2023-11-29

Applicant: Samsung Display Co., LTD.

Inventor： CHULMIN BAE ,  JUNGYUN JO ,  JIHYE HAN ,  YUNG BIN CHUNG

IPC: H10K59/122 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1201

Abstract: A display panel includes a base layer, a pixel defining layer which is disposed on the base layer and in which a light emitting opening is defined, a partition wall which is disposed on the pixel defining layer and in which a partition wall opening corresponding to the light emitting opening is defined, and a light emitting element including an anode, an intermediate layer, and a cathode that is in contact with the partition wall, the light emitting element being disposed in the partition wall opening. The partition wall includes a first partition wall layer disposed on the pixel defining layer and including a metal, and a second partition wall layer disposed on the first partition wall layer and including at least one of amorphous carbon, polycrystalline silicon, or n-type silicon.

公开(公告)号：US20240276782A1

公开(公告)日：2024-08-15

申请号：US18408187

申请日：2024-01-09

Applicant: Samsung Display Co., LTD.

Inventor： JUNGYUN JO ,  CHULMIN BAE ,  WOO YONG SUNG ,  JEONGSEOK LEE

IPC: H10K59/122 ,  H10K59/12 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/1201 ,  H10K59/879

Abstract: A display panel includes a base layer, a pixel definition layer which is disposed on the base layer and through which a light-emitting opening is defined, a barrier wall which is disposed on the pixel definition layer and through which a barrier wall opening corresponding to the light-emitting opening is defined, and a light-emitting element disposed in the barrier wall opening and including an anode, an intermediate layer, and a cathode that contacts the barrier wall. The barrier wall includes a first barrier wall layer disposed on the pixel definition layer and defining a first area of the barrier wall opening and a second barrier wall layer disposed on the first barrier wall layer, including an organic material, and defining a second area of the barrier wall opening.

公开(公告)号：US20220216177A1

公开(公告)日：2022-07-07

申请号：US17436331

申请日：2020-08-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JUNGYUN JO

IPC: H01L23/00 ,  H01L25/18 ,  H01L27/32

Abstract: A display device includes a display substrate, a signal pad part, an insulating layer, a connection pad part, and an electronic component. The signal pad part includes first and second signal pad parts, which face each other in one direction. The insulating layer covers the signal pad part. The connection pad part is disposed on the insulating layer and includes a first connection pad part overlapping the first signal pad part and a second connection pad part. The second connection pad part is electrically connected to the first connection pad part and is in electrical contact with the second signal pad part through a contact hole defined in the insulating layer. The electronic component includes a bump that is in electrical contact with the first connection pad part. The first signal pad part includes a plurality of signal pad portions spaced apart from each other.

公开(公告)号：US20190172896A1

公开(公告)日：2019-06-06

申请号：US16267003

申请日：2019-02-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： BYOUNGYONG KIM ,  SEUNGHWA HA ,  SEUNGSOO RYU ,  SANGHYEON SONG ,  JEONGDO YANG ,  JUNGYUN JO ,  JEONGHO HWANG

IPC: H01L27/32 ,  H01L51/52 ,  H05K1/11 ,  G02F1/1345 ,  H05K3/32 ,  H01L51/56

Abstract: A display apparatus includes a display panel having a display substrate on which a plurality of pad terminals is disposed, and a driving unit having a plurality of driving terminals electrically connected to the plurality of pad terminals. Each of the plurality of pad terminals includes a stepped groove that faces a corresponding driving terminal of the plurality of driving terminals or each of the plurality of pad terminals includes an opening hole that faces the corresponding driving terminal of the plurality of driving terminals.