公开(公告)号：US20240136488A1

公开(公告)日：2024-04-25

申请号：US18488705

申请日：2023-10-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek KIM ,  Veidhes BASRUR ,  Ki Nyeng KANG ,  Ock Soo SON ,  Yong Tae CHO ,  Jong Hwan CHA

IPC: H01L33/62 ,  H01L25/16

CPC classification number: H01L33/62 ,  H01L25/167

Abstract: A pixel may include: an emission area and a non-emission area; a first bank in the non-emission area, the first bank including an opening corresponding to the emission area; a first electrode, a second electrode, and an intermediate electrode that are spaced from each other; light emitting elements in the emission area, each of the light emitting elements including one end portion electrically connected to one of the first electrode, the second electrode, or the intermediate electrode and an other end portion electrically connected to another one of the first electrode, the second electrode, or the intermediate electrode; and a sub-bank located in the opening of the first bank, the sub-bank being spaced from the first bank. The intermediate electrode may be around at least a portion of the sub-bank.

公开(公告)号：US20240096903A1

公开(公告)日：2024-03-21

申请号：US18317327

申请日：2023-05-15

Applicant: Samsung Display Co., LTD.

Inventor： Veidhes BASRUR ,  Jin Taek KIM ,  Ki Nyeng KANG ,  Yong Tae CHO

IPC: H01L27/12 ,  H01L23/00 ,  H01L25/16

CPC classification number: H01L27/124 ,  H01L24/05 ,  H01L24/29 ,  H01L24/32 ,  H01L25/167 ,  H01L27/1288 ,  H01L2224/05573 ,  H01L2224/29028 ,  H01L2224/32225

Abstract: A display device includes electrodes spaced apart from each other in a display area, an insulating layer disposed on the electrodes, light emitting elements disposed between the electrodes on the insulating layer, a signal line electrically connected to the light emitting elements, and a pad electrode electrically connected to the signal line, the pad electrode and the electrodes being disposed on a same layer in a non-display area. The insulating layer includes an opening exposing the pad electrode, and the signal line does not overlap the opening of the insulating layer in plan view.

公开(公告)号：US20220285426A1

公开(公告)日：2022-09-08

申请号：US17452550

申请日：2021-10-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Wook LEE ,  Veidhes BASRUR ,  Myung Seok KWON ,  Ji Hyun MIN ,  Sung Won JO ,  Jung Eun HONG

IPC: H01L27/15 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/50 ,  H01L33/58

Abstract: A display device includes alignment electrodes spaced apart from each other, first and second light emitting elements between the alignment electrodes, a first pixel electrode electrically connected to first end portions of the first light emitting elements, a second pixel electrode electrically connected to second end portions of the first light emitting elements, a third pixel electrode electrically connected to the second pixel electrode and to first end portions of the second light emitting elements, a fourth pixel electrode electrically connected to second end portions of the second light emitting elements, and an insulating layer between the first pixel electrode and the second pixel electrode, wherein the insulating layer includes at least one opening exposing the second end portions of the first and second light emitting elements.

公开(公告)号：US20210384252A1

公开(公告)日：2021-12-09

申请号：US17281856

申请日：2019-04-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hee Keun LEE ,  Tae Jin KONG ,  Veidhes BASRUR ,  Xinxing LI ,  Chang Il TAE

IPC: H01L27/15 ,  H01L33/00 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/62

Abstract: A display device may include a substrate including a display area and a non-display area; and pixels provided on the display area, and each including sub-pixels each including an emission area and a non-emission area. Each of the sub-pixels may include a display element layer including at least one light emitting element that emits light. The display element layer may include: a first electrode and a second electrode spaced apart from each other, the light emitting element disposed therebetween; and connection lines including a first connection line extending in a row direction of the substrate and electrically connected to the first electrode, and a second connection line extending parallel to the first connection line and electrically connected to the second electrode. Two connection lines having a symmetric structure may be disposed in an area between two sub-pixels adjacent to each other in a column direction of the substrate.

公开(公告)号：US20210296538A1

公开(公告)日：2021-09-23

申请号：US17258419

申请日：2018-12-20

Applicant: Samsung Display Co., Ltd.

Inventor： Xinxing LI ,  Dae Hyun KIM ,  Veidhes BASRUR ,  Hee Keun LEE ,  Chang Il TAE

IPC: H01L33/38 ,  H01L33/00 ,  H01L27/15

Abstract: The present application relates to a light emitting device, manufacturing method thereof, and a display device provided therewith. The light emitting device may include: a substrate; a first electrode provided on the substrate, and a second electrode disposed on a plane identical with a plane of the first electrode at a position spaced apart from the first electrode; at least one light emitting element provided on the substrate, and including a first end and a second end with respect to a longitudinal direction; a bridge pattern provided on the light emitting element, and coupled to the second end of the light emitting element; a first contact electrode provided on the substrate, and coupling the first electrode with the first end of the light emitting element; and a second contact electrode provided on the substrate, and coupling the bridge pattern with the second electrode.

公开(公告)号：US20240355790A1

公开(公告)日：2024-10-24

申请号：US18758503

申请日：2024-06-28

Applicant: SAMSUNG DISPLAY CO., LTD.

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

IPC: H01L25/075 ,  B82B3/00 ,  G09G3/32 ,  H01L27/12 ,  H01L33/00 ,  H01L33/24 ,  H01L33/36 ,  H01L33/44 ,  H01L33/62

CPC classification number: H01L25/0753 ,  B82B3/0052 ,  H01L27/1214 ,  H01L33/0062 ,  H01L33/24 ,  H01L33/36 ,  H01L33/44 ,  H01L33/62 ,  G09G3/32 ,  G09G2300/0842 ,  H01L2933/0016 ,  H01L2933/0025

Abstract: A light emitting device includes first and second electrodes disposed on a substrate; an insulating layer disposed on the substrate and including a groove extending in a first direction intersecting with the first and the second electrodes, and first and second contact portions that expose areas of the first and the second electrodes; light emitting elements disposed in the groove between the first and the second electrodes, each including first and second ends electrically connected to the first and second electrodes, respectively; a first contact electrode electrically connected to the light emitting elements on the first ends, and electrically connected to the first electrode on the first contact portion; and a second contact electrode electrically connected to the light emitting elements on the second ends, and electrically connected to the second electrode on the second contact portion.

公开(公告)号：US20240145643A1

公开(公告)日：2024-05-02

申请号：US18494692

申请日：2023-10-25

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Taek KIM ,  Ki Nyeng KANG ,  Veidhes BASRUR ,  Ock Soo SON ,  Yong Tae CHO

IPC: H01L33/50 ,  H01L25/16 ,  H01L27/12

CPC classification number: H01L33/507 ,  H01L25/167 ,  H01L27/1248 ,  H01L27/1259 ,  H01L33/502 ,  H01L2933/0041

Abstract: A display device includes a substrate including a display area and a first surface and a second surface opposite each other; and pixels in the display area and including an emission area and a non-emission area, respectively. Each of the pixels may include: a pixel circuit layer including one or more transistors on the first surface of the substrate in the non-emission area, and a first insulating layer, a second insulating layer, a third insulating layer and a fourth insulating layers that are sequentially stacked on the first surface of the substrate and respectively include an opening exposing the first surface of the substrate in the emission area; an optical layer on the pixel circuit layer; and a light emitting element layer on the optical layer. The optical layer may fill the opening of each of the first to fourth insulating layers in at least the emission area.

公开(公告)号：US20230317735A1

公开(公告)日：2023-10-05

申请号：US18095693

申请日：2023-01-11

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Kook WANG ,  Ki Nyeng KANG ,  Veidhes BASRUR ,  Ock Soo SON

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/124 ,  H01L25/167

Abstract: A display device comprises a first substrate portion including a display area and a non-display area positioned near the display area, and including a pad area, and a second substrate portion facing the first substrate portion. The first substrate portion further includes an overlap area overlapping the second substrate portion in a plan view, and a protrusion area that protrudes more than a side of the second substrate portion, a first sub-substrate portion, a first conductive layer including an alignment pad disposed in the pad area on the protrusion area of the first sub-substrate portion, and a second conductive layer including a first alignment signal line electrically connected to the alignment pad on the first conductive layer, the protrusion area includes an open portion, and the first alignment signal line in a plan view is physically separated based on the open portion.

公开(公告)号：US20230253413A1

公开(公告)日：2023-08-10

申请号：US18095662

申请日：2023-01-11

Applicant: Samsung Display Co., LTD.

Inventor： Veidhes BASRUR ,  Ki Nyeng KANG ,  In Pyo KIM ,  Ock Soo SON ,  Jong Hwan CHA

IPC: H01L27/12 ,  H01L25/16

CPC classification number: H01L27/124 ,  H01L25/167 ,  H01L27/1296 ,  H01L27/1248

Abstract: Provided herein is a display device and a method of fabricating the display device. The display device includes a substrate including a display area and a non-display area, a via layer disposed in the display area, electrodes disposed on the via layer and spaced apart from each other, light emitting elements disposed between the electrodes, dummy pattern layers disposed in the non-display area, and dummy electrodes disposed on the dummy pattern layers. The via layer and the dummy pattern layers may be disposed on a same layer. The electrodes and the dummy electrodes may be disposed on a same layer.

公开(公告)号：US20210296550A1

公开(公告)日：2021-09-23

申请号：US17266387

申请日：2019-02-07

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Xinxing LI ,  Dae Hyun KIM ,  Myeong Hee KIM ,  Veidhes BASRUR ,  Je Won YOO ,  Bek Hyun LIM

IPC: H01L33/62 ,  G09G3/32 ,  H01L33/38 ,  H01L27/15 ,  H01L33/00

Abstract: A display device may include a substrate including a display area and a non-display area; and pixels provided in the display area, each of the plurality of pixels comprising sub-pixels. Each of the plurality of sub-pixels may include a pixel circuit layer including at least one transistor, and a display element layer including an emission area and a peripheral area, a first electrode provided in the emission area, a second electrode spaced apart from the first electrode, at least one light emitting element provided in the emission area, and including a first end electrically connected to the first electrode, and a second end electrically connected to the second electrode; a first connection line provided in the peripheral area; and a bridge pattern provided in the peripheral area, and diverging from the first connection line. The bridge pattern may be electrically disconnected from each of the first and second electrodes.