公开(公告)号：US20240049577A1

公开(公告)日：2024-02-08

申请号：US18196971

申请日：2023-05-12

Applicant: Samsung Display Co., LTD.

Inventor： Ju Won LEE ,  Ran KIM ,  Soo Im JEONG ,  Soon Mi CHOI

IPC: H10K59/80 ,  H10K59/122 ,  H10K59/38

CPC classification number: H10K59/879 ,  H10K59/122 ,  H10K59/38

Abstract: A display device includes a substrate, a low refractive index layer disposed on the substrate, a first capping layer disposed on the low refractive index layer and directly contacting an upper surface of the low refractive index layer, a second capping layer disposed on the first capping layer, and a wavelength conversion layer disposed on the second capping layer and having a refractive index higher than a refractive index of the low refractive index layer, wherein a nitrogen atomic ratio of the first capping layer is different from a nitrogen atomic ratio of the second capping layer.

公开(公告)号：US20220111646A1

公开(公告)日：2022-04-14

申请号：US17447180

申请日：2021-09-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Hyung LIM ,  Soon Mi CHOI

IPC: B41J2/14

Abstract: An inkjet apparatus comprises a stage, and an inkjet head positioned over the stage and including a plurality of nozzles through which ink including a plurality of particles is discharged. The inkjet head comprises a base portion constituting a main body of the inkjet head, a discharge portion adjacent to the base portion and including the plurality of nozzles, and an inner flow path between the base portion and the discharge portion and configured to accommodate the ink, wherein the base portion includes a first surface contacting the inner flow path, and at least a part of the first surface is at an incline.

公开(公告)号：US20240208221A1

公开(公告)日：2024-06-27

申请号：US18597738

申请日：2024-03-06

Applicant: Samsung Display Co., LTD.

Inventor： Sang Hyung LIM ,  Soon Mi CHOI

IPC: B41J2/14

CPC classification number: B41J2/1433

Abstract: An inkjet apparatus comprises a stage, and an inkjet head positioned over the stage and including a plurality of nozzles through which ink including a plurality of particles is discharged. The inkjet head comprises a base portion constituting a main body of the inkjet head, a discharge portion adjacent to the base portion and including the plurality of nozzles, and an inner flow path between the base portion and the discharge portion and configured to accommodate the ink, wherein the base portion includes a first surface contacting the inner flow path, and at least a part of the first surface is at an incline.

公开(公告)号：US20240099071A1

公开(公告)日：2024-03-21

申请号：US18340760

申请日：2023-06-23

Applicant: Samsung Display Co., LTD.

Inventor： Sang Hyung LIM ,  Se Jin PARK ,  Jae Ho EO ,  Soon Mi CHOI

IPC: H10K59/122 ,  H10K59/38 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/38 ,  H10K59/873 ,  H10K59/879

Abstract: A display device includes a first substrate, a first electrode above the first substrate, a pixel-defining film above the first electrode, and defining an emission area, a light-emitting layer above the first electrode and the pixel-defining film, a second electrode above the light-emitting layer, a thin-film encapsulation structure above the second electrode, and including an organic film defining an opening, and a color control layer above the thin-film encapsulation structure in the opening.

公开(公告)号：US20220069245A1

公开(公告)日：2022-03-03

申请号：US17327893

申请日：2021-05-24

Applicant: Samsung Display Co., LTD.

Inventor： Sang Hyung LIM ,  Jin Ho JANG ,  Soon Mi CHOI

IPC: H01L51/50 ,  H01L51/52 ,  H01L27/32

Abstract: A display device includes: a display panel; and a color conversion panel overlapping the display panel, where the display panel includes a transistor disposed on a first substrate; a light-emitting element electrically connected to the transistor; and a passivation layer disposed between the transistor and the light-emitting element and including a first recess portion. The light-emitting element is disposed on the first recess portion, the color conversion panel includes a first color conversion layer, a second color conversion layer and a transmission layer, which are disposed between a second substrate and the display panel, and at least one selected from the first color conversion layer, the second color conversion layer and the transmission layer overlaps the first recess portion.