公开(公告)号：US20240260386A1

公开(公告)日：2024-08-01

申请号：US18561076

申请日：2021-06-30

Applicant: Sharp Display Technology Corporation

Inventor： Yasushi ASAOKA ,  Sentaro KIDA ,  Takahiro ADACHI

IPC: H10K59/00 ,  H10K50/115 ,  H10K59/12

CPC classification number: H10K59/771 ,  H10K59/1201 ,  H10K50/115

Abstract: A display device includes a substrate, on the substrate, a light-emitting element including a first electrode, a second electrode, and a light-emitting layer and a charge transfer layer between the first electrode and the second electrode, in which the display device includes a light-emitting region of the light-emitting element and a non-light-emitting region that is a peripheral portion of the light-emitting region, a protruding portion is provided in a layer lower than the charge transfer layer in part of the non-light-emitting region, and the charge transfer layer is formed as a continuous film in a display region including the light-emitting region and the non-light-emitting region on the substrate, and includes a thin film portion, on the protruding portion, being thinner than a portion in the light-emitting region and a portion in the non-light-emitting region other than the protruding portion.

公开(公告)号：US20250151516A1

公开(公告)日：2025-05-08

申请号：US18837680

申请日：2022-04-20

Applicant: Sharp Display Technology Corporation

Inventor： YASUSHI ASAOKA ,  Sentaro KIDA ,  Takahiro ADACHI

IPC: H10K59/12 ,  H10K59/122 ,  H10K59/35 ,  H10K71/12

Abstract: A display device includes a first light-emitting layer formed continuously over a plurality of first pixels, and a second light-emitting layer formed continuously over a plurality of second pixels and not overlapping the first light-emitting layer in a plan view. The second light-emitting layer includes a solution drop material, and the first light-emitting layer is formed overlapping a part of an outer peripheral portion of each pixel in a plan view.

公开(公告)号：US20240258459A1

公开(公告)日：2024-08-01

申请号：US18561658

申请日：2021-06-30

Applicant: Sharp Display Technology Corporation

Inventor： Sentaro KIDA ,  Yasushi ASAOKA ,  Takahiro ADACHI

IPC: H01L33/24 ,  H01L25/075 ,  H01L33/14

CPC classification number: H01L33/24 ,  H01L25/0753 ,  H01L33/14

Abstract: A display device includes a function layer including a body portion positioned in a light-emitting region and an edge portion positioned in a non-light-emitting region, and a bank formed in the non-light-emitting region and including an inner wall surface that is a surface on a side of the light-emitting region. The edge portion includes an overhanging portion including a portion having a thickness larger than a thickness of the body portion, and the overhanging portion is formed on the bank.

公开(公告)号：US20240234632A1

公开(公告)日：2024-07-11

申请号：US18559477

申请日：2021-06-30

Applicant: Sharp Display Technology Corporation

Inventor： Takahiro ADACHI ,  Yasushi ASAOKA ,  Sentaro KIDA

IPC: H01L33/24 ,  H01L25/075 ,  H01L33/38

CPC classification number: H01L33/24 ,  H01L25/0753 ,  H01L33/38

Abstract: A light-emitting element according to the disclosure includes a bank including a base portion and a first protruding portion protruding from an upper face of the base portion, and a red light-emitting layer, in which at least a part of an end portion of the red light-emitting layer is located above the upper face of the base portion or adjacently to a side face of the first protruding portion.