公开(公告)号：US20210305222A1

公开(公告)日：2021-09-30

申请号：US17258992

申请日：2018-12-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jung Hong MIN ,  Dae Hyun KIM ,  Hyun Deok IM ,  Hyun Min CHO ,  Jong Hyuk KANG ,  Dong Uk KIM ,  Bek Hyun LIM ,  Jae Ik LIM

IPC: H01L25/075 ,  H01L27/12 ,  H01L33/24 ,  H01L33/40 ,  H01L33/62

Abstract: A light emitting device may include a first electrode disposed on a substrate, and a second electrode spaced apart from the first electrode, the first electrode and the second electrode being disposed on a same layer; an insulating pattern disposed between the first electrode and the second electrode, and overlapping a portion of the first electrode and a portion of the second electrode; and at least one light emitting element disposed on the insulating pattern, and including a first end and a second end in a longitudinal direction of the at least one light emitting element; a first bank disposed on the first electrode, and a second bank disposed on the second electrode; a first reflective electrode disposed on the first bank and electrically connected with the first electrode; and a second reflective electrode disposed on the second bank and electrically connected with the second electrode.

公开(公告)号：US20210288220A1

公开(公告)日：2021-09-16

申请号：US17260944

申请日：2018-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： Won Sik OH ,  Sin Chul KANG ,  Dae Hyun KIM ,  Hyun Min CHO

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62

Abstract: A display device includes a first electrode stem and a second electrode stem extended in a first direction and spaced from each other, a first electrode branch branching off from the first electrode stem and extended in a second direction, a second electrode branch branching off from the second electrode stem and extended in the second direction, a third electrode between the first electrode branch and the second electrode branch and one or more light-emitting elements between the first electrode branch and the third electrode and between the third electrode and the second electrode branch, wherein the third electrode is extended in the second direction, and both ends of the third electrode in the second direction are spaced from the first electrode stem and from the second electrode stem, respectively.

公开(公告)号：US20210265419A1

公开(公告)日：2021-08-26

申请号：US17316339

申请日：2021-05-10

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Uk KIM ,  Hyun Min CHO ,  Keun Kyu SONG ,  Dae Hyun KIM ,  Jung Hong MIN ,  Seung A LEE ,  Hyung Rae CHA

IPC: H01L27/15 ,  H01L33/50 ,  H01L33/60

Abstract: A display device includes a first pixel and a second pixel; a light emitting layer; a color conversion layer on the light emitting layer; and a color filter layer on the color conversion layer, the light emitting layer including one or more light emitting elements in the first pixel and the second pixel, the color conversion layer including a first color conversion layer in the first pixel and a second color conversion layer in the second pixel. The color filter layer includes a first color filter layer in the first pixel and a second color filter layer in the second pixel, the light emitting elements capable of emitting a first light having a first wavelength, each of the first color conversion layer and the second color conversion layer including first color conversion particles and second color conversion particles.

公开(公告)号：US20210265324A1

公开(公告)日：2021-08-26

申请号：US17261414

申请日：2019-01-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tae Jin KONG ,  Hee Keun LEE ,  Xinxing LI ,  Hyun Min CHO ,  Dae Hyun KIM ,  Myeong Hee KIM ,  Veidhes BASRUR ,  Chang Il TAE

IPC: H01L25/075 ,  H01L27/12 ,  H01L33/24 ,  H01L33/62

Abstract: A light emitting device may include: a substrate including emission areas; a first electrode disposed on the substrate; a second electrode disposed on the substrate and spaced apart from the first electrode; light emitting elements disposed on the substrate, each of the light emitting elements including a first end and a second end in a longitudinal direction of the light emitting elements; a bank disposed in each of the emission areas and including openings in which portions of each of the unit emission areas are exposed; a first contact electrode that electrically connects the first electrode with the first end of each of the light emitting elements; and a second contact electrode that electrically connects the second electrode with the second end of each of the light emitting elements. At least one of the light emitting elements may be disposed in each of the openings.

公开(公告)号：US20210242380A1

公开(公告)日：2021-08-05

申请号：US17049950

申请日：2018-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Dae Hyun KIM ,  Hyun Min CHO ,  Hyun Deok IM ,  Jong Hyuk KANG ,  Keun Kyu SONG ,  Joo Yeol LEE ,  Bek Hyun LIM ,  SUNG-CHAN JO

IPC: H01L33/62 ,  H01L25/16 ,  H01L25/075 ,  H01L33/38 ,  H01L27/12

Abstract: A light emitting device may include: a substrate including a plurality of unit light emitting regions; and first to fourth insulating layers sequentially on the substrate. Each of the unit light emitting regions may include: at least one light emitting element on the first insulating layer, the at least one light emitting element including a first end portion and a second end portion in a length direction thereof; first and second banks on the substrate; a first electrode on the first bank and a second electrode on the second bank; a first contact electrode on the first electrode; a second contact electrode on the second electrode; and a conductive pattern provided between the first insulating layer and the first contact electrode, the conductive pattern surrounding the first and second electrodes when viewed on a plane.

公开(公告)号：US20210202655A1

公开(公告)日：2021-07-01

申请号：US17079278

申请日：2020-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Min CHO ,  Tae Wook KANG ,  Sang Gun CHOI ,  Shin Il CHOI ,  Yun Jung OH ,  Myoung Geun CHA

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

Abstract: A display apparatus includes: a base substrate; a thin film transistor and a power supply wire on the base substrate; a first electrode on the base substrate, and electrically connected to the thin film transistor; a light emitting layer and a common layer on the first electrode; and a second electrode on the common layer. The power supply wire includes: a first conductive layer; a second conductive layer on the first conductive layer; and a third conductive layer on the second conductive layer. The third conductive layer protrudes more than the second conductive layer on a side surface of the power supply wire, and the second electrode contacts a side surface of the second conductive layer.

公开(公告)号：US20200273906A1

公开(公告)日：2020-08-27

申请号：US16461780

申请日：2019-01-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Xin Xing LI ,  Tae Jin KONG ,  Hee Keun LEE ,  Hyun Min CHO ,  Chang II TAE

IPC: H01L27/15 ,  H01L33/38 ,  H01L33/44 ,  H01L33/62

Abstract: A display device includes at least one first and second electrodes extending in a first direction, at least one first and second light emitting elements disposed therebetween, a first contact electrode partially covering the first electrode and contacting a first end of the first light emitting element, a second contact electrode partially covering the second electrode and contacting a third end of the second light emitting element, and a third contact electrode disposed between the first and second contact electrodes and contacting a second end of the first light emitting element and a fourth end of the second light emitting element, in which a distance between the first and second electrodes is greater than a longitudinal length of at least one of the first and second light emitting elements, and the first and second light emitting elements are connected in series between the first and second electrodes.

公开(公告)号：US20190244567A1

公开(公告)日：2019-08-08

申请号：US16214786

申请日：2018-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Min CHO ,  Sung Chul KIM ,  Dae Hyun KIM ,  Hye Yong CHU ,  Jong Hyuk KANG ,  Keun Kyu SONG ,  Joo Yeol LEE ,  Bek Hyun LIM ,  Hyun Deok IM

IPC: G09G3/3233 ,  H05B33/08 ,  H01L33/20 ,  H01L33/38 ,  H01L33/44 ,  H01L33/52 ,  H01L33/00

CPC classification number: G09G3/3233 ,  H01L33/0095 ,  H01L33/20 ,  H01L33/38 ,  H01L33/44 ,  H01L33/52 ,  H05B33/0821

Abstract: A display device includes: a substrate; a display element layer on one surface of the substrate and including at least one light emitting element emitting light; and a pixel circuit portion on the display element layer and including at least one transistor electrically connected to the light emitting element, wherein the display element layer includes: a first electrode on the substrate and electrically connected to one end of the light emitting element; a second electrode on the substrate and electrically connected to the other end of the light emitting element; and an insulation layer on the substrate including the second electrode, and having a first opening exposing a portion of the second electrode, and wherein the second electrode is electrically connected to the transistor through the first opening.

公开(公告)号：US20190123065A1

公开(公告)日：2019-04-25

申请号：US16215520

申请日：2018-12-10

Applicant: Samsung Display Co., Ltd.

Inventor： Yu-Gwang JEONG ,  Hyun Min CHO ,  Su Bin BAE ,  Shin II CHOI ,  Sang Gab KIM

IPC: H01L27/12 ,  H01L21/311 ,  H01L29/417

CPC classification number: H01L27/124 ,  G02F1/1368 ,  G02F2201/123 ,  H01L21/31116 ,  H01L21/31144 ,  H01L27/1218 ,  H01L27/1288 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3262 ,  H01L27/3276 ,  H01L29/41733 ,  H01L29/78633

Abstract: A transistor array panel is manufactured by a method that reduces or obviates the need for highly selective etching agents or complex processes requiring multiple photomasks to create contact holes. The panel includes: a substrate; a buffer layer positioned on the substrate; a semiconductor layer positioned on the buffer layer; an intermediate insulating layer positioned on the semiconductor layer; and an upper conductive layer positioned on the intermediate insulating layer, wherein the semiconductor layer includes a first contact hole, the intermediate insulating layer includes a second contact hole positioned in an overlapping relationship with the first contact hole, and the upper conductive layer is in contact with a side surface of the semiconductor layer in the first contact hole.

公开(公告)号：US20170278867A1

公开(公告)日：2017-09-28

申请号：US15465154

申请日：2017-03-21

Applicant: Samsung Display Co. Ltd.

Inventor： Yu Gwang JEONG ,  Su Bin BAE ,  Hyun Min CHO ,  Sang Gab KIM

IPC: H01L27/12

Abstract: A display device may include a substrate, an active pattern layer, a gate insulating layer, a first metal pattern layer, an interlayer insulating layer, a second metal pattern layer, and a passivation film. The active pattern layer may be disposed on the substrate. The gate insulating layer may be disposed on the active pattern layer. The first metal pattern layer may be disposed on the gate insulating layer. The interlayer insulating layer may be disposed on the first metal pattern layer. The second metal pattern layer may be disposed on the interlayer insulating layer. The passivation film may be disposed on the side wall of the second metal pattern layer.