公开(公告)号：US20240074239A1

公开(公告)日：2024-02-29

申请号：US18131533

申请日：2023-04-06

Applicant: Samsung Display Co., LTD.

Inventor： XINXING LI

IPC: H10K59/122 ,  G09G3/3233 ,  H10K59/12

CPC classification number: H10K59/122 ,  G09G3/3233 ,  H10K59/1201 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: A display device includes a substrate including a pixel area and a non-pixel area adjacent to the pixel area, a planarization layer disposed on the substrate and including a plurality of protrusions each having a planar shape surrounding a center of the pixel area, a pixel electrode disposed on the planarization layer and overlapping the pixel area, a pixel defining layer disposed on the planarization layer, overlapping the non-pixel area, and exposing a portion of the pixel electrode, a lower light emitting layer disposed on the pixel electrode, a charge generation layer disposed on the lower light emitting layer, and an upper light emitting layer disposed on the charge generation layer.

公开(公告)号：US20230309356A1

公开(公告)日：2023-09-28

申请号：US18186761

申请日：2023-03-20

Applicant: Samsung Display Co., Ltd.

Inventor： SUYEON YUN ,  HYE WON JANG ,  XINXING LI ,  DONG-HYUN KIM ,  SEUNG-LYONG BOK ,  YOUNG-CHEOL JEONG

IPC: H10K59/35

CPC classification number: H10K59/353 ,  H10K59/352 ,  H10K59/351 ,  H10K2102/311

Abstract: A display panel includes: a plurality of unit pixels, each of the plurality of unit pixels including a plurality of sub-pixels. Each of the sub-pixels includes a light emission pattern to emit light; the sub-pixels of one of the unit pixels includes one red sub-pixel, one blue sub-pixel, and two green sub-pixels; each of the blue sub-pixel and the red sub-pixel has a triangular shape; and a light emission area of each of the green sub-pixels is smaller than a light emission area of the blue sub-pixel.

公开(公告)号：US20250048852A1

公开(公告)日：2025-02-06

申请号：US18636893

申请日：2024-04-16

Applicant: Samsung Display Co., LTD.

Inventor： XINXING LI

IPC: H10K59/123 ,  H10K59/12 ,  H10K59/121 ,  H10K59/122 ,  H10K71/60

Abstract: A display device includes a substrate including a main pixel area, and an auxiliary pixel area adjacent to the main pixel area, a main transistor above the substrate, and overlapping the main pixel area, an auxiliary transistor above the substrate, and overlapping the auxiliary pixel area, a lower electrode above the main transistor, connected to the main transistor, and overlapping the main pixel area, a pixel-defining layer above the substrate, covering a side portion of the lower electrode, overlapping the auxiliary pixel area, and defining a cutout portion, and an auxiliary lower electrode filling the cutout portion, connected to the auxiliary transistor, and having a same height as the cutout portion.

公开(公告)号：US20240032342A1

公开(公告)日：2024-01-25

申请号：US18111296

申请日：2023-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： XINXING LI ,  JUN-WOO HYUNG

IPC: H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K59/12

CPC classification number: H10K59/1216 ,  H10K59/122 ,  H10K59/124 ,  H10K59/1201

Abstract: A display device includes a base substrate including first, second, and third light-emitting areas respectively emitting light of different colors and a non-light-emitting area surrounding the first, second, and third light-emitting areas, an organic layer, and a conductive pattern disposed in the non-light-emitting area on the base substrate and constituting a blocking capacitor together with the charge generation layer. The organic layer includes a hole transport region disposed on the base substrate, a lower light-emitting layer disposed in each of the first, second, and third light-emitting areas on the hole transport region, a charge generation layer disposed on the lower light-emitting layer, an upper light-emitting layer disposed in each of the first, second, and third light-emitting areas on the charge generation layer, and an electron transport region disposed on the upper light-emitting layer.