公开(公告)号：US20250059637A1

公开(公告)日：2025-02-20

申请号：US18636359

申请日：2024-04-16

Applicant: Samsung Display Co., LTD.

Inventor： Jun Ho JO ,  Sung Woon KIM ,  Jeong Kuk KIM ,  Duck Jung LEE ,  Il Soo LEE ,  Jin Woo LEE ,  Sug Woo JUNG ,  Sung Won CHO

IPC: C23C14/04 ,  H10K59/12

Abstract: A deposition mask includes a mask body including a silicon substrate, where a plurality of holes is defined through the mask body, and the mask body further includes mask grids extending to define the holes. A cross section of each mask grid has a reverse tapered shape having a width increasing from a back surface to an upper surface of the deposition mask, and each side surface of each mask grid defining a hole includes a first concave curved surface.

公开(公告)号：US20230282785A1

公开(公告)日：2023-09-07

申请号：US17985661

申请日：2022-11-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Woo LEE ,  Zu Seok OH ,  Jeong Hyun LEE ,  Kyung Ah CHOI

IPC: H01L33/52 ,  H01L25/16

CPC classification number: H01L33/52 ,  H01L25/167 ,  H01L33/483

Abstract: A display device is provided. The display device includes a substrate including a display area and a non-display area, an insulating layer above the substrate, and in the display area and the non-display area, and at least one dam in the non-display area, surrounding the display area, and including a lower dam layer above the substrate, an intermediate dam layer above the lower dam layer, and an upper dam layer covering the lower dam layer and the intermediate dam layer, wherein the insulating layer is between the intermediate dam layer and the upper dam layer.

公开(公告)号：US20220108979A1

公开(公告)日：2022-04-07

申请号：US17356323

申请日：2021-06-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Woo LEE ,  Zu Seok OH ,  Da Sol JEONG ,  Kyung Ah CHOI ,  Kyu Ri HWANG

IPC: H01L25/16 ,  H01L33/62 ,  H01L33/60 ,  H01L27/12

Abstract: A display device is provided. The display device includes: a substrate; a first electrode located on the substrate; a second electrode located between the substrate and the first electrode; a first light emitting element located on the same layer as the first electrode; and a contact electrode located on the first light emitting element, wherein one end of the first light emitting element contacts the first electrode, and the other end of the first light emitting element contacts the contact electrode.

公开(公告)号：US20210134877A1

公开(公告)日：2021-05-06

申请号：US17023068

申请日：2020-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek KIM ,  Jin Yeong KIM ,  Soo Hyun MOON ,  Sang Ho PARK ,  Seung Min LEE ,  Jin Woo LEE ,  Tae Hoon YANG

IPC: H01L27/15 ,  H01L33/62 ,  G09G3/32 ,  H01L33/06 ,  H01L33/38

Abstract: A display panel includes a base layer having a display area and a non-display area including a pad area; a plurality of transistors on the base layer; a first protective layer covering the plurality of transistors; a conductive layer on the first protective layer; a second protective layer over the conductive layer; a first electrode and a second electrode on the second protective layer, the first and second electrodes being spaced from each other; a plurality of light emitting elements between the first electrode and the second electrode; a first contact electrode on the first electrode, the first contact electrode being in contact with one end portion of the light emitting element, and a second contact electrode on the second electrode, the second contact electrode being in contact with the other end portion of the at least one light emitting element; and a first pad in the pad area.