公开(公告)号：US11573654B2

公开(公告)日：2023-02-07

申请号：US17101652

申请日：2020-11-23

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Kook Park ,  Suk Kim ,  So Hee Park ,  Hee Seomoon ,  Tae Hee Lee ,  Won Ki Hong

IPC: G06F3/041 ,  G06F3/04883 ,  G06F3/01 ,  H01L25/075 ,  H01L27/12 ,  H01L33/50 ,  H01L33/58 ,  H01L33/62 ,  B82Y20/00

Abstract: A display device includes a display panel, a first force sensor, a first vibration generator, and a first electromagnetic wave shielding member. The first force sensor is disposed under the display panel. The first vibration generator is disposed under the display panel and adjacent to the first force sensor. The first electromagnetic wave shielding member surrounds side surfaces of the first vibration generator.

公开(公告)号：US11237683B2

公开(公告)日：2022-02-01

申请号：US16830015

申请日：2020-03-25

Applicant: Samsung Display Co., Ltd.

Inventor： Soo Jung Lee ,  Suk Kim ,  Ki Seo Kim ,  Yu Na Kim ,  Keum Dong Jung ,  Go Eun Cha

IPC: G06F3/044

Abstract: A display device includes: a display panel which includes a first area and a second area; and a sensor device which overlaps the first area in a thickness direction of the display panel. The display panel includes first sensor electrodes in the first area and second sensor electrodes in the second area, and a shape of a first sensor electrode of the first sensor electrodes is different from a shape of a second sensor electrode of the second sensor electrodes.

公开(公告)号：US20210384474A1

公开(公告)日：2021-12-09

申请号：US17407055

申请日：2021-08-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suk Kim ,  Gee Bum Kim ,  Sung Kook Park

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display device includes: a substrate; a first organic light-emitting layer disposed on the substrate; a pixel defining film disposed on the first organic light-emitting layer and having a first opening, which at least partially exposes the first organic light-emitting layer; and an optical path converter disposed on the pixel defining film to overlap with the first organic light-emitting layer and including a first optical path converting member, which has a first refractive index, and a second optical path converting member, which has a second refractive index that is lower than the first refractive index.

公开(公告)号：US11101449B2

公开(公告)日：2021-08-24

申请号：US16783074

申请日：2020-02-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suk Kim ,  Gee Bum Kim ,  Sung Kook Park

IPC: H01L35/24 ,  H01L51/00 ,  H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display device includes: a substrate; a first organic light-emitting layer disposed on the substrate; a pixel defining film disposed on the first organic light-emitting layer and having a first opening, which at least partially exposes the first organic light-emitting layer; and an optical path converter disposed on the pixel defining film to overlap with the first organic light-emitting layer and including a first optical path converting member, which has a first refractive index, and a second optical path converting member, which has a second refractive index that is lower than the first refractive index.

公开(公告)号：US11075252B2

公开(公告)日：2021-07-27

申请号：US16840212

申请日：2020-04-03

Applicant: Samsung Display Co., Ltd.

Inventor： Go Eun Cha ,  Keum Dong Jung ,  Suk Kim ,  Soo Jung Lee

IPC: H01L27/32 ,  H01L51/52 ,  G06K9/00

Abstract: A foldable display device includes: a first substrate, a first thin-film transistor layer on the first substrate, a light emitting element layer on the first thin-film transistor layer, and a fingerprint sensor layer to receive light reflected by an external object. The fingerprint sensor layer includes: a second substrate under the first substrate, a second thin-film transistor layer under the second substrate, and a light receiving element layer under the second thin-film transistor layer.

公开(公告)号：US20210184179A1

公开(公告)日：2021-06-17

申请号：US17188311

申请日：2021-03-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suk Kim ,  Gee-Bum Kim ,  Sung Kook Park

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes a substrate. A first electrode is disposed on the substrate. A pixel definition layer is disposed on the substrate. A second electrode is disposed on the first electrode and the pixel definition layer. An organic emission layer is disposed between the first electrode and the second electrode. A planarization layer is disposed on the second electrode. A low refractive index layer is disposed on the planarization layer and overlaps the pixel definition layer. A high refractive index layer is disposed on the planarization layer and overlaps the second electrode. The high refractive index layer has a higher refractive index than that of the low refractive index layer.

公开(公告)号：US10978677B2

公开(公告)日：2021-04-13

申请号：US16601715

申请日：2019-10-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suk Kim ,  Geebum Kim ,  Sungkook Park ,  Jinwoo Lee

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light emitting display device includes a substrate, first electrodes disposed on the substrate, a pixel defining layer disposed on the substrate and exposing at least a part of the first electrodes, a second electrode disposed on the first electrodes and the pixel defining layer, an organic light emitting layer disposed between the first electrodes and the second electrode, a thin film encapsulation layer disposed on the second electrode, barrier ribs disposed on the thin film encapsulation layer, the barrier ribs overlapping the pixel defining layer between two adjacent ones of the first electrodes, and a planarization layer disposed on the thin film encapsulation layer and the barrier ribs, and having a refractive index higher than that of the barrier ribs. Each of the barrier ribs has a closed loop shape that encloses one of the two adjacent ones of the first electrodes in a plan view.

公开(公告)号：US20200176717A1

公开(公告)日：2020-06-04

申请号：US16783074

申请日：2020-02-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suk Kim ,  Gee Bum Kim ,  Sung Kook Park

IPC: H01L51/52 ,  H01L27/32

Abstract: An organic light-emitting display device includes: a substrate; a first organic light-emitting layer disposed on the substrate; a pixel defining film disposed on the first organic light-emitting layer and having a first opening, which at least partially exposes the first organic light-emitting layer; and an optical path converter disposed on the pixel defining film to overlap with the first organic light-emitting layer and including a first optical path converting member, which has a first refractive index, and a second optical path converting member, which has a second refractive index that is lower than the first refractive index.

公开(公告)号：US20190013495A1

公开(公告)日：2019-01-10

申请号：US15894334

申请日：2018-02-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Suk Kim ,  Gee-Bum Kim ,  Sung Kook Park

IPC: H01L51/52 ,  H01L27/32

Abstract: A display device includes a substrate. A first electrode is disposed on the substrate. A pixel definition layer is disposed on the substrate. A second electrode is disposed on the first electrode and the pixel definition layer. An organic emission layer is disposed between the first electrode and the second electrode. A planarization layer is disposed on the second electrode. A low refractive index layer is disposed on the planarization layer and overlaps the pixel definition layer. A high refractive index layer is disposed on the planarization layer and overlaps the second electrode. The high refractive index layer has a higher refractive index than that of the low refractive index layer.