公开(公告)号：US20250143027A1

公开(公告)日：2025-05-01

申请号：US18676017

申请日：2024-05-28

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Rock SON ,  Sun PARK ,  Hui Won YANG ,  Jae Bok YOO ,  Jae Phil LEE

IPC: H01L33/38 ,  H01L25/16 ,  H01L33/40

Abstract: A display device includes a substrate, first and second electrodes above the substrate, an organic pattern layer between the first and second electrodes, a light-emitting element above the organic pattern layer, first and second contact electrodes above the light-emitting element, a first reflective electrode on the first electrode and a second reflective electrode on the second electrode extending along a side of the light-emitting element, a via layer covering a portion of the first and second reflective electrodes, and defining first and second connection holes, a first connection electrode above the via layer, connecting the first reflective and contact electrodes through the first connection hole, and contacting the first reflective electrode on a side of the light-emitting element, and a second connection electrode connecting the second reflective and contact electrodes through the second connection hole, and contacting the second reflective electrode on a side of the light-emitting element.

公开(公告)号：US20250169255A1

公开(公告)日：2025-05-22

申请号：US18922092

申请日：2024-10-21

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Rock SON ,  Sun PARK ,  Hui Won YANG ,  Jae Bok YOO ,  Jae Phil LEE

IPC: H01L33/62 ,  H01L33/00 ,  H01L33/60

Abstract: A display device includes a substrate including first and second pad electrodes, a bank defining a first opening, and exposing portions of the first and second pad electrodes through the first opening, an inter-electrode planarization layer between the first and second pad electrodes, a first reflective electrode extending from the bank to the inter-electrode planarization layer along the first pad electrode, a second reflective electrode extending from the bank to the inter-electrode planarization layer along the second pad electrode, an organic pattern layer in the first opening, a light-emitting element having a first contact electrode and a second contact electrode on a top surface thereof, a via layer covering the light-emitting element and defining contact holes, and first and second lead lines above the via layer and electrically connecting the first contact electrode and the first reflective electrode, and electrically connecting the second contact electrode and the second reflective electrode.

公开(公告)号：US20250143043A1

公开(公告)日：2025-05-01

申请号：US18888909

申请日：2024-09-18

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Rock Son ,  Sun PARK ,  Hui Won YANG ,  Jae Bok YOO ,  Jae Phil LEE

IPC: H01L33/62 ,  H01L25/16

Abstract: A display device includes a substrate, first and second electrodes on the substrate, an organic pattern layer between the first electrode and the second electrode, a light emitting element on the organic pattern layer and having a first contact electrode and a second contact electrode on a top surface, a first via layer covering the first electrode and the second electrode and covering a portion of a side surface of the light emitting element, a first lower connection electrode connecting the first electrode and the first contact electrode on the first via layer, and a second lower connection electrode connecting the second electrode and the second contact electrode, a second via layer on the first via layer and covering a portion of a side surface of the light emitting element, and a first upper connection electrode connecting the first electrode and the first contact electrode.