公开(公告)号：US20250107380A1

公开(公告)日：2025-03-27

申请号：US18971914

申请日：2024-12-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyang Yul KIM ,  Hee Seong JEONG ,  Hyun-Gue SONG ,  Jong Beom HONG

IPC: H10K59/35 ,  H10K50/86 ,  H10K59/122 ,  H10K59/38 ,  H10K59/80

Abstract: A display device includes a substrate, a partition wall disposed on the substrate and having a plurality of openings, a first emission layer, a second emission layer, and a third emission layer respectively disposed in an opening of the partition wall and emitting light of different colors, a light blocker disposed on the emission layers and including a plurality of openings respectively overlapping the first emission layer, the second emission layer, and the third emission layer, and a color filter disposed in the opening of the light blocker. A separation distance between one edge of the partition wall contacting the second emission layer and the light blocker is greater than a separation distance between the one edge of the partition wall contacting the first emission layer and the light blocker.

公开(公告)号：US20250107379A1

公开(公告)日：2025-03-27

申请号：US18625426

申请日：2024-04-03

Applicant: Samsung Display Co., Ltd.

Inventor： CHOLONG WON

IPC: H10K59/179 ,  H10K59/12 ,  H10K59/40 ,  H10K102/00

Abstract: A display device includes a display module including a pixel, a signal line electrically connected to the pixel, and a signal pad contacting the signal line. The signal pad includes an insulating pattern disposed on the signal line, and a conductive pattern electrically connected to the signal line. The conductive pattern includes a first part including a mesh pattern, and a second part surrounding the first part. At least a portion of the first part is disposed on the insulating pattern.

公开(公告)号：US20250107360A1

公开(公告)日：2025-03-27

申请号：US18673867

申请日：2024-05-24

Applicant: Samsung Display Co., LTD.

Inventor： Dong Hyun LEE ,  Si Joon SONG

IPC: H10K59/131

Abstract: A display device includes a substrate including first and second substrates, and first and second barrier layers, and a pad unit disposed in a non-display area of the substrate and including pads connected to a driving board under the first substrate. Each of the pads includes an inorganic layer and a pad electrode in a pad contact hole defined through the second substrate and the second barrier layer, a rear pad line on the first barrier layer and connected to the pad electrode through a middle hole defined through the inorganic layer, and a rear pad electrode extending from the rear pad line and connected to the driving board through a rear contact hole defined through the first substrate. A pad defining layer including a laser absorption layer and the first barrier layer and a protrusion pattern covering the pad defining layer are disposed between neighboring rear pad electrodes.

公开(公告)号：US20250107350A1

公开(公告)日：2025-03-27

申请号：US18893351

申请日：2024-09-23

Applicant: Samsung Display Co., LTD.

Inventor： Chul Min BAE ,  Jae Hee SEO ,  Ji Hye HAN

IPC: H10K59/122

Abstract: A display device includes a first pixel electrode on a substrate, a first light emitting layer on the first pixel electrode, a first common electrode on the first light emitting layer, a first bank on the substrate and exposing the first common electrode therethrough, and a second bank on the first bank and having side surfaces protruding beyond side surfaces of the first bank. A width of a lower surface of the first bank is smaller than that of an upper surface of the first bank.

公开(公告)号：US20250107318A1

公开(公告)日：2025-03-27

申请号：US18970179

申请日：2024-12-05

Applicant: Samsung Display Co., Ltd.

Inventor： HYOMIN KO ,  ILSOO OH

IPC: H10K50/15 ,  H10K50/11 ,  H10K50/852 ,  H10K59/12 ,  H10K59/35 ,  H10K85/30 ,  H10K85/60 ,  H10K101/40 ,  H10K102/00

Abstract: Provided is an organic electroluminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The hole transport region includes a first hole transport layer disposed adjacent to the first electrode, the first hole transport layer including a first organic compound having a first dielectric constant and a second hole transport layer disposed between the first hole transport layer and the emission layer, the second hole transport layer including a second organic having a second dielectric constant which is greater than the first dielectric constant.

公开(公告)号：US20250107314A1

公开(公告)日：2025-03-27

申请号：US18677106

申请日：2024-05-29

Applicant: Samsung Display Co., LTD.

Inventor： Dongjin Kang

IPC: H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K59/12 ,  H10K59/35

Abstract: A display device includes a first light-emitting diode and a second light-emitting diode, wherein the first light-emitting diode includes a first lower electrode, a first inorganic functional layer, a quantum dot emission layer, a second inorganic functional layer, and a first upper electrode, wherein the second light-emitting diode includes a second lower electrode, a first organic functional layer, an organic emission layer, a second organic functional layer, and a second upper electrode, wherein a level of an upper surface of the first inorganic functional layer is higher in an edge portion of the first inorganic functional layer than in a central portion of the first inorganic functional layer, and a level of an upper surface of the first organic functional layer is equal in a central portion and an edge portion of the first organic functional layer.

公开(公告)号：US20250107313A1

公开(公告)日：2025-03-27

申请号：US18896608

申请日：2024-09-25

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNYOUNG KIM

IPC: H10K50/11 ,  C09K11/06 ,  H10K59/38 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K102/00

Abstract: A light-emitting element, a heterocyclic compound for the light-emitting element, and a display device including the light-emitting element are provided. The light-emitting element includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode and including a first compound represented by Formula 1.

公开(公告)号：US20250107304A1

公开(公告)日：2025-03-27

申请号：US18891206

申请日：2024-09-20

Applicant: Samsung Display Co., LTD.

Inventor： Sunhwa LEE ,  Hyeongseok KIM ,  Heejean PARK ,  Mukyung JEON

IPC: H01L33/62 ,  G09G3/32

Abstract: A display device including a display area and a non-display area, where the non-display area includes a first area disposed on one side of the display area and a second area between the display area and the first area. The display device includes a first portion arranged in the first area, a plurality of first island portions arranged in the second area and spaced apart from each other, a plurality of second island portions each arranged over the first area and the second area, and a plurality of bridge portions each connecting two adjacent island portions among the plurality of first island portions and the plurality of second island portions, wherein the plurality of bridge portions are spaced apart from each other by a plurality of first openings. The plurality of second island portions are provided integrally with the first portion.

公开(公告)号：US20250107238A1

公开(公告)日：2025-03-27

申请号：US18891300

申请日：2024-09-20

Applicant: Samsung Display Co., LTD.

Inventor： Heejean PARK ,  Hyeongseok KIM ,  Sunhwa LEE ,  Mukyung JEON

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

Abstract: A display device includes a substrate including an island portion, a first bridge portion extending from the island portion in a first direction, and a second bridge portion extending from the island portion in a second direction crossing the first direction, a first conductive layer disposed on the substrate and including a first voltage line extending from the island portion to the first bridge portion and the second bridge portion, a second conductive layer disposed on the first conductive layer and including signal lines extending from the island portion to the first bridge portion and a data line extending from the island portion to the second bridge portion, and a third conductive layer disposed on the second conductive layer and including a second voltage line and a third voltage line, which extend from the island portion to the first bridge portion and the second bridge portion, respectively.

公开(公告)号：US20250105229A1

公开(公告)日：2025-03-27

申请号：US18633832

申请日：2024-04-12

Applicant: Samsung Display Co., LTD.

Inventor： Tetsuhiro TANAKA ,  Jin Seok OH ,  Chang Ha KWAK ,  Jung Yub SEO ,  Jung Hoon YOON ,  Jin Ho JEONG

IPC: H01L25/16 ,  H01L25/075 ,  H01L27/12 ,  H01L33/54

Abstract: A display device includes a transistor including an active layer disposed on a substrate and a gate electrode disposed on the active layer, a gate insulating layer disposed between the active layer and the gate electrode, and a first insulating layer disposed on the gate electrode. The first insulating layer may include a first layer covering the active layer, the gate insulating layer, and the gate electrode and including silicon oxide, a second layer disposed on the first layer and including silicon oxynitride, and a third layer disposed on the second layer and including silicon nitride.