公开(公告)号：US20250040410A1

公开(公告)日：2025-01-30

申请号：US18406229

申请日：2024-01-08

Applicant: Samsung Display Co., Ltd.

Inventor： Soo Dong KIM ,  Jung Hwan YI ,  Jongmin OK

IPC: H10K59/80 ,  H10K59/12

Abstract: A display device according to an embodiment includes a substrate including a first light emitting area, a second light emitting area, and a third light emitting area, a transistor disposed on the substrate, a light emitting element connected to the transistor, and an encapsulation layer disposed on the light emitting element, a partition wall disposed on the encapsulation layer, and a scattering layer disposed on the partition wall, wherein the scattering layer is continuously disposed on the entire surface of the substrate, and the scattering layer includes scatterers having different concentration in the first light emitting area, the second light emitting area, and the third light emitting area.

公开(公告)号：US20230187584A1

公开(公告)日：2023-06-15

申请号：US17998352

申请日：2020-07-28

Applicant: Samsung Display Co., LTD.

Inventor： Jin Taek KIM ,  Seung Min LEE ,  Jung Hwan YI ,  Hee Keun LEE ,  Bek Hyun LIM ,  Kyung Tae CHAE

IPC: H01L33/38 ,  H01L33/62 ,  H01L25/075

CPC classification number: H01L33/387 ,  H01L33/62 ,  H01L25/0753

Abstract: Provided is a display device. The display device comprises: a first substrate; a first electrode and a second electrode arranged spaced apart from each other on the first substrate; a plurality of light-emitting diodes arranged on the first electrode and the second electrode; a plurality of contact electrodes arranged on the first electrode or the second electrode and being in contact with the light-emitting diodes, wherein the contact electrodes comprise a first contact electrode arranged on the first electrode, a second contact electrode arranged on the second electrode, a third contact electrode facing the first contact electrode in a second direction, and a fourth contact electrode facing the second contact electrode in the second direction, and include an electrode connection unit connected to the third contact electrode and the fourth contact electrode and arranged to surround the second contact electrode.

公开(公告)号：US20210367183A1

公开(公告)日：2021-11-25

申请号：US17315847

申请日：2021-05-10

Applicant: Samsung Display Co., Ltd.

Inventor： Baek Hyeon LIM ,  Jin Taek KIM ,  Seung Min LEE ,  Jung Hwan YI ,  Hee Keun LEE ,  Kyung Tae CHAE

IPC: H01L51/52 ,  H01L51/56 ,  H01L27/32 ,  H01L33/50

Abstract: A display device and a manufacturing method thereof are provided. A display device includes: a substrate; a first electrode and a second electrode on the substrate, the first electrode and the second electrode being arranged on a same layer to be spaced apart from each other; a first insulating layer on the first electrode and the second electrode; and a light emitting element on the first insulating layer. The first insulating layer includes a groove concave toward the substrate, and the light emitting element is in the groove.

公开(公告)号：US20210313498A1

公开(公告)日：2021-10-07

申请号：US17079181

申请日：2020-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek KIM ,  Seung Min LEE ,  Jung Hwan YI ,  Hee Keun LEE ,  Bek Hyun LIM ,  Kyung Tae CHAE

IPC: H01L33/62 ,  H01L25/075 ,  H01L29/786 ,  H01L27/12

Abstract: A display device includes a first substrate, a wire pad in a pad area, first banks in a display area, electrodes on the first banks, a pad electrode base layer on the wire pad, having a greater width than the wire pad, and covering sides of the wire pad, a first insulating layer covering parts of the electrodes and part of the pad electrode base layer, light-emitting elements on the first insulating layer in the display area, respective ends of the light-emitting elements being on different electrodes, contact electrodes on the electrodes and contacting first ends of the light-emitting elements, and a pad electrode upper layer on the first insulating layer in the pad area and directly contacting the pad electrode base layer, wherein the pad electrode base layer includes the same material as the electrodes, and the pad electrode upper layer includes the same material as the contact electrodes.

公开(公告)号：US20210104586A1

公开(公告)日：2021-04-08

申请号：US17060718

申请日：2020-10-01

Applicant: Samsung Display Co., LTD.

Inventor： Seung In BAEK ,  Gun Shik KIM ,  Mi Ra GWON ,  Young Jun YOO ,  Young Eun PARK ,  Jung Hwan YI ,  Su Jin CHOI ,  Youn Ho HAN ,  Jong Beom HONG

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

Abstract: A display device includes a first base substrate including a light-emitting area and a non-light-emitting area around the light-emitting area, a wavelength conversion pattern on the first base substrate in the light-emitting area, and a light-emitting element layer on the wavelength conversion pattern. The light-emitting element layer includes a pixel electrode including a first conductive pattern between the wavelength conversion pattern and the first base substrate, and a second conductive pattern on the wavelength conversion pattern and spaced apart from the first conductive pattern, an organic light-emitting layer on the second conductive pattern, and a common electrode on the organic light-emitting layer.