公开(公告)号：US20220223670A1

公开(公告)日：2022-07-14

申请号：US17713034

申请日：2022-04-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Nak Cho CHOI ,  Dae-Gi KWEON ,  Ji hee KIM ,  Kie Hyun NAM ,  Min Yeul RYU ,  Sang Hee YU ,  Jun Hee LEE ,  Da-young JUNG

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

Abstract: An embodiment of the present disclosure provides a display device including a substrate, a thin film transistor on the substrate, a first electrode electrically connected to the thin film transistor, a light emitting layer and a second electrode overlapping the first electrode, a first partition wall between the first electrode and the second electrode, and a second partition wall overlapping the first partition wall, wherein the first partition wall includes at least one of a black pigment and a black dye, wherein the second partition wall includes an organic insulating material, and wherein a portion of the second partition wall overlaps the first electrode.

公开(公告)号：US20210066643A1

公开(公告)日：2021-03-04

申请号：US16928598

申请日：2020-07-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： NAKCHO CHOI ,  Kie Hyun NAM ,  Dae-Gi KWEON ,  Min Yeul RYU

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

Abstract: An organic light emitting display device includes a via pattern including a first surface parallel to a top surface of a substrate and a second surface being inclined with respect to the top surface of the substrate at a predetermined angle, a first electrode disposed on the via pattern and including an inclined portion which has an end portion being toward the substrate, and a black matrix located on the second electrode.

公开(公告)号：US20200328263A1

公开(公告)日：2020-10-15

申请号：US16734980

申请日：2020-01-06

Applicant: Samsung Display Co., Ltd.

Inventor： Nak Cho CHOI ,  Dae-Gi KWEON ,  Ji hee KIM ,  Kie Hyun NAM ,  Min Yeul RYU ,  Sang Hee YU ,  Jun Hee LEE ,  Da-young JUNG

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

Abstract: An embodiment of the present disclosure provides a display device including a substrate, a thin film transistor on the substrate, a first electrode electrically connected to the thin film transistor, a light emitting layer and a second electrode overlapping the first electrode, a first partition wall between the first electrode and the second electrode, and a second partition wall overlapping the first partition wall, wherein the first partition wall includes at least one of a black pigment and a black dye, wherein the second partition wall includes an organic insulating material, and wherein a portion of the second partition wall overlaps the first electrode.