公开(公告)号：US11769787B2

公开(公告)日：2023-09-26

申请号：US17403828

申请日：2021-08-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Gyun Kim ,  Moon Jung An ,  Dong Eon Lee ,  Hye Lim Kang ,  Hoo Keun Park ,  Byung Ju Lee

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/58

CPC classification number: H01L27/156 ,  H01L33/505 ,  H01L33/58

Abstract: A display device includes a substrate; a first electrode and a second electrode arranged to be spaced apart from each other on the substrate; a first insulating layer on the substrate; a light emitting element on the first insulating layer, located between the first electrode and the second electrode, and including a first end portion and a second end portion; a third electrode on the substrate and electrically connected to the first electrode and the first end portion; a fourth electrode on the substrate and electrically connected to the second electrode and the second end portion; a second insulating layer on the substrate and covering the light emitting element, the third electrode, and the fourth electrode; and a light diffusion layer on the second insulating layer and including a light diffusion particle.

公开(公告)号：US11094741B2

公开(公告)日：2021-08-17

申请号：US16738490

申请日：2020-01-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Gyun Kim ,  Moon Jung An ,  Dong Eon Lee ,  Hye Lim Kang ,  Hoo Keun Park ,  Byung Ju Lee

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/58

Abstract: A display device includes a substrate; a first electrode and a second electrode arranged to be spaced apart from each other on the substrate; a first insulating layer on the substrate; a light emitting element on the first insulating layer, located between the first electrode and the second electrode, and including a first end portion and a second end portion; a third electrode on the substrate and electrically connected to the first electrode and the first end portion; a fourth electrode on the substrate and electrically connected to the second electrode and the second end portion; a second insulating layer on the substrate and covering the light emitting element, the third electrode, and the fourth electrode; and a light diffusion layer on the second insulating layer and including a light diffusion particle.

公开(公告)号：US12243961B2

公开(公告)日：2025-03-04

申请号：US17476927

申请日：2021-09-16

Applicant: Samsung Display Co., LTD.

Inventor： Hye Lim Kang ,  Moon Jung An ,  Je Won Yoo ,  Dong Eon Lee

IPC: H01L33/10 ,  H01L27/15 ,  H01L33/38

Abstract: A light-emitting element includes a light-emitting element core extending in a direction and including a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, and a device active layer disposed between the first semiconductor layer and the second semiconductor layer, a device insulating film surrounding a lateral surface of the light-emitting element core, and a reflective film disposed on an outer lateral surface of the device insulating film and surrounding at least a lateral surface of the device active layer.