公开(公告)号：US12040319B2

公开(公告)日：2024-07-16

申请号：US17356323

申请日：2021-06-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Woo Lee ,  Zu Seok Oh ,  Da Sol Jeong ,  Kyung Ah Choi ,  Kyu Ri Hwang

IPC: H01L25/16 ,  H01L23/48 ,  H01L23/52 ,  H01L23/535 ,  H01L27/12 ,  H01L33/60 ,  H01L33/62 ,  G09G3/22 ,  H01L33/44

CPC classification number: H01L25/167 ,  H01L23/481 ,  H01L23/52 ,  H01L23/535 ,  H01L27/124 ,  H01L33/60 ,  H01L33/62 ,  G09G3/22 ,  H01L33/44

Abstract: A display device is provided. The display device includes: a substrate; a first electrode located on the substrate; a second electrode located between the substrate and the first electrode; a first light emitting element located on the same layer as the first electrode; and a contact electrode located on the first light emitting element, wherein one end of the first light emitting element contacts the first electrode, and the other end of the first light emitting element contacts the contact electrode.

公开(公告)号：US11817432B2

公开(公告)日：2023-11-14

申请号：US17313490

申请日：2021-05-06

Applicant: Samsung Display Co., LTD.

Inventor： Sung Geun Bae ,  Jeong Nyun Kim ,  Zu Seok Oh ,  Jeong Hyun Lee ,  Jong Chan Lee ,  Da Sol Jeong

IPC: H01L25/075 ,  H01L27/12 ,  H01L33/58 ,  H01L33/60 ,  H01L33/50

CPC classification number: H01L25/0753 ,  H01L27/1214 ,  H01L33/507 ,  H01L33/58 ,  H01L33/60 ,  H01L2933/0091

Abstract: A display device includes a base layer including a display area, a first pixel, a second pixel, and a third pixel disposed in the display area and including light-emitting elements disposed in light-emitting areas, a first light conversion layer, a second light conversion layer, and a third light conversion layer on the light-emitting areas of the first pixel, the second pixel, and the third pixel, respectively, a light blocking layer between the first, second and third light conversion layers, and having a height lower than the first, second, and third light conversion layers, the light blocking layer surrounding a portion of side surfaces of the first, second and third light conversion layers, and a first reflective layer disposed on the light blocking layer and surrounding the first, second and third light conversion layers.