公开(公告)号：US11127807B2

公开(公告)日：2021-09-21

申请号：US16521394

申请日：2019-07-24

Applicant: Samsung Display Co., Ltd. ,  POSTECH ACADEMY-INDUSTRY FOUNDATION

Inventor： Sang Gab Kim ,  Hyun Min Cho ,  Tae Sung Kim ,  Yu-Gwang Jeong ,  Su Bin Bae ,  Jin Seock Kim ,  Sang Gyun Kim ,  Hyo Min Ko ,  Kil Won Cho ,  Hansol Lee

IPC: H01L27/32 ,  H01L51/56

Abstract: An manufacturing method of a display device may include the following steps: forming a transistor on a substrate; forming an insulating layer on the transistor; forming a conductive layer including silver on the insulating layer; forming a photosensitive member on the conductive layer; forming an electrode of a light-emitting element by etching the conductive layer; performing plasma treatment on a structure that comprises the electrode, the plasma treatment using a gas including a halogen; and removing a product that is resulted from the plasma treatment.

公开(公告)号：US11937472B2

公开(公告)日：2024-03-19

申请号：US17445471

申请日：2021-08-19

Applicant: Samsung Display Co., Ltd. ,  POSTECH ACADEMY-INDUSTRY FOUNDATION

Inventor： Sang Gab Kim ,  Hyun Min Cho ,  Tae Sung Kim ,  Yu-Gwang Jeong ,  Su Bin Bae ,  Jin Seock Kim ,  Sang Gyun Kim ,  Hyo Min Ko ,  Kil Won Cho ,  Hansol Lee

IPC: H10K59/131 ,  H10K59/12 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K59/131 ,  H10K59/1201 ,  H10K71/00 ,  H10K2102/341

Abstract: An manufacturing method of a display device may include the following steps: forming a transistor on a substrate; forming an insulating layer on the transistor; forming a conductive layer including silver on the insulating layer; forming a photosensitive member on the conductive layer; forming an electrode of a light-emitting element by etching the conductive layer; performing plasma treatment on a structure that comprises the electrode, the plasma treatment using a gas including a halogen; and removing a product that is resulted from the plasma treatment.

公开(公告)号：US12245469B2

公开(公告)日：2025-03-04

申请号：US17406068

申请日：2021-08-18

Applicant: Samsung Display Co., LTD.

Inventor： Beom Joon Kim ,  Hyo Min Ko ,  Sang Gyun Kim ,  Bo Ra Lee

IPC: H10K59/124 ,  H10K59/122 ,  H10K59/123 ,  H10K59/12

Abstract: A display device includes a first substrate on which a thin film transistor is disposed, a planarization layer disposed on the first substrate, where the planarization layer includes a plurality of protrusions, a first electrode disposed on the planarization layer, a pixel defining layer disposed on the first electrode, where the pixel defining layer includes a plurality of insulating patterns corresponding to the protrusions, a light emitting layer disposed on the first electrode and the pixel defining layer, and a second electrode disposed on the light emitting layer.