公开(公告)号：US20250056966A1

公开(公告)日：2025-02-13

申请号：US18675348

申请日：2024-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： YIRANG IM ,  SEULONG KIM ,  YONGMIN KIM ,  YUNJEONG KIM ,  JIHEE PARK ,  GEUNHYUK JEONG

IPC: H10K50/858 ,  H10K50/125 ,  H10K50/15 ,  H10K50/16 ,  H10K50/19 ,  H10K85/30 ,  H10K85/60

Abstract: Embodiments provide a light emitting element that includes a first electrode, a first light emitting unit disposed on the first electrode, a charge generation unit disposed on the first light emitting unit, a second light emitting unit disposed on the charge generation unit, and a second electrode disposed on the second light emitting unit. The first light emitting unit includes a first hole transport region disposed on the first electrode, a first emission layer disposed on the first hole transport region, and a first electron transport region disposed on the first emission layer. The charge generation unit includes an n-type charge generation layer disposed on the first light emitting unit, and a p-type charge generation layer disposed on the n-type charge generation layer. At least one of the p-type charge generation layer and the first hole transport region each independently includes a tertiary amine compound including a cycloalkyl moiety.

公开(公告)号：US20250056958A1

公开(公告)日：2025-02-13

申请号：US18632190

申请日：2024-04-10

Applicant: Samsung Display Co., LTD.

Inventor： Yun Ku JUNG ,  Yunhyuk KO ,  Won-Jun PARK ,  Chul Soon PARK ,  Seonhui BAEK ,  Sooho LEE ,  Jungho JO ,  Chang Yeol HAN

IPC: H10K50/115 ,  B82Y40/00 ,  C09K11/02 ,  C09K11/88

Abstract: A quantum dot complex according to an embodiment comprises a quantum dot; and a ligand bound to a surface of the quantum dot, wherein the surface of the quantum dot is provided with a plurality of coupling parts to which the ligand is bound; wherein the plurality of coupling parts include a first coupling part and a second coupling part. The ligand includes a first ligand bound to the first coupling part and a second ligand bound to the second coupling part, wherein the second ligand includes a halogen element. The halogen element is contained in an amount of 1 at % to 12 at % to the total content of the quantum dot complex.

公开(公告)号：US20250054448A1

公开(公告)日：2025-02-13

申请号：US18931761

申请日：2024-10-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： MI HAE KIM ,  MIN KYU WOO ,  YOUNG TAEG JUNG ,  HYUN CHOL BANG ,  SANG WON SEOK ,  HWAN SOO JANG ,  JU HEE HYEON

IPC: G09G3/3233 ,  G09G3/3266

Abstract: A display device includes a first pixel region including a plurality of first pixels and a plurality of first gate control lines coupled to the first pixels, and a second pixel region spaced apart from the first pixel region. The second pixel region includes a plurality of second pixels and a plurality of second gate control lines coupled to the second pixels. The display device further includes a first non-pixel region disposed between the first pixel region and the second pixel region, and a first coupling line disposed in the first non-pixel region. The first coupling line commonly couples at least two first gate control lines and at least two second gate control lines.

公开(公告)号：US20250054437A1

公开(公告)日：2025-02-13

申请号：US18789753

申请日：2024-07-31

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Young LEE ,  So Hae KIM ,  Ji Song CHAE ,  Sang Gu LEE ,  Yong Woo LEE ,  Hyung Uk CHO ,  Hyun Young CHOI

IPC: G09G3/32 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel according to embodiments of the present inventive concept includes a first transistor having a gate electrode connected to a first node; a light emitting element connected between the second electrode of the first transistor and a second power source line; a second transistor connected between the first node and a data line; a third transistor connected between the first electrode of the first transistor and a second node; a fourth transistor connected between the first power source line and the second node; and a first capacitor connected between the first node and the second node, and a reference power source and a voltage of a data signal are sequentially supplied to the data line during a horizontal period.

公开(公告)号：US20250053195A1

公开(公告)日：2025-02-13

申请号：US18594045

申请日：2024-03-04

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： TECK SOO KIM ,  JUNG A LEE

IPC: G06F1/16

Abstract: A display device comprises a display panel, a window member disposed on the display panel, and an alignment mark layer disposed on a lower surface of the window member. The alignment mark layer comprises a light blocking layer disposed on the lower surface of the window member, and a pattern layer disposed on the light blocking layer. The pattern layer includes a through hole penetrating the pattern layer and exposing the light blocking layer.

公开(公告)号：US20250053181A1

公开(公告)日：2025-02-13

申请号：US18677569

申请日：2024-05-29

Applicant: Samsung Display Co., LTD.

Inventor： KYU YOUNG KANG ,  JAEWAN KIM ,  JANGHO KIM

IPC: G05D1/667 ,  G05D105/28 ,  G05D107/70

Abstract: A method of managing a departure of an automated guided vehicle includes generating a work order for transporting an article stored on shelves immediately next to a first port from the first port to a second port and setting a priority of the work order, generating a movement order for moving the automated guided vehicle from a current point of the automated guided vehicle to the first port based on the work order and the priority of the work order, determining a queue value of the first port which is a number of the shelves storing the article included in the first port, and setting a port priority based on the queue value of the first port and resetting the priority of the work order based on the port priority.

公开(公告)号：US20250051254A1

公开(公告)日：2025-02-13

申请号：US18798273

申请日：2024-08-08

Applicant: Samsung Display Co., Ltd.

Inventor： Sehun Kim ,  Jungho Jo ,  Yunku Jung ,  Changyeol Han

IPC: C07C43/13 ,  C07F7/18 ,  C09K11/02 ,  C09K11/54 ,  C09K11/66 ,  H10K85/40 ,  H10K85/60

Abstract: A composition includes a solvent containing one or more types (kinds) of first compounds represented by Formula 1 and a metal oxide not including zinc: Z—O-L1-O-(L2-O)n—R1.  Formula 1

公开(公告)号：US20250051177A1

公开(公告)日：2025-02-13

申请号：US18652634

申请日：2024-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jungho JO ,  SEHUN KIM ,  WON-JUN PARK ,  CHUL SOON PARK ,  JONGWOO SHIN ,  Chungman YU

IPC: C01G19/02 ,  H10K50/115 ,  H10K50/16 ,  H10K85/40

Abstract: An electronic transport composition including inorganic particles (each) represented by Formula 1, and a solvent represented by Formula 2, and when the electron transport composition is applied to a light-emitting element, luminous efficiency characteristics and element lifespan characteristics may be improved. Zn1-xMxO  Formula 1 R1—O—(R2—O)n—R3  Formula 2

公开(公告)号：US20250050657A1

公开(公告)日：2025-02-13

申请号：US18630247

申请日：2024-04-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jae Gi YOO ,  Byung Su KIM

IPC: B41J3/28 ,  B41J2/045 ,  B41J3/407 ,  B41J11/06

Abstract: An apparatus for manufacturing a display device includes: a stage; an ejection head overlapping the stage, wherein the ejection head includes a main body part and a nozzle part, wherein the main body part houses ink, and the nozzle part includes a nozzle tip and a first housing surrounding the nozzle tip; and a detection sensor interposed between the nozzle tip and the first housing.

公开(公告)号：US12225796B2

公开(公告)日：2025-02-11

申请号：US16925186

申请日：2020-07-09

Applicant: Samsung Display Co., LTD.

Inventor： Jun Hyun Park ,  Dong Woo Kim ,  Sung Jae Moon ,  Kang Moon Jo

IPC: H10K59/131

Abstract: An organic light emitting diode display includes a clock wiring circuit including a first signal line and a second signal line, a resistance adjusting circuit including a first lower resistance line and a first upper resistance line connected to the first signal line and a second lower resistance line and a second upper resistance line connected to the second signal line, and a gate driving circuit connected to the resistance adjusting circuit. The second signal line is disposed closer to the gate driving circuit than the first signal line, the first lower resistance line and the second lower resistance line have higher resistivity than the first upper resistance line and the second upper resistance line, respectively, the first lower resistance line is shorter than the second lower resistance line, and the first upper resistance line is longer than the second upper resistance line.