公开(公告)号：US11387301B2

公开(公告)日：2022-07-12

申请号：US16598152

申请日：2019-10-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaehak Lee ,  Jongbaek Seon ,  Juncheol Shin ,  Jieun Choi

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L51/52

Abstract: A display apparatus includes: a substrate including a component area, a display area, and a middle area provided between the component area and the display area; a thin-film transistor arranged in the display area; a display element including a pixel electrode, an intermediate layer, and an opposite electrode, wherein the pixel electrode is electrically connected to the thin-film transistor; a first organic insulating layer, a second organic insulating layer, and a passivation layer sequentially stacked on each other between the thin-film transistor and the pixel electrode; and a groove arranged in the middle area, wherein the groove divides an organic material layer included in the intermediate layer, wherein the groove is provided in multiple layers including an organic layer and an inorganic layer, wherein the organic layer is arranged on the substrate, and the inorganic layer is stacked on the organic layer.

公开(公告)号：US11011587B2

公开(公告)日：2021-05-18

申请号：US16813440

申请日：2020-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Minsu Lee ,  Jongbaek Seon ,  Juncheol Shin ,  Jieun Choi

IPC: H01L27/32 ,  G06F3/041 ,  G06F3/044 ,  G09G3/20 ,  H01L51/52 ,  G09G3/3225 ,  G02B5/20

Abstract: A display apparatus includes: a first pixel, a second pixel, and a third pixel respectively configured to emit different colors; a first quantum transformation layer arranged to correspond to an emission area of the first pixel, the first quantum transformation layer including first quantum dots and first metal nanoparticles; and a second quantum transformation layer arranged to correspond to an emission area of the second pixel, the second quantum transformation layer including second quantum dots and second metal nanoparticles, wherein an average size of the first quantum dots is different from an average size of the second quantum dots, and wherein an average size of the first metal nanoparticles is identical to an average size of the second metal nanoparticles.