公开(公告)号：US12289991B2

公开(公告)日：2025-04-29

申请号：US15860857

申请日：2018-01-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junta Fuchiwaki ,  Ikuo Sasaki ,  Shuri Sato ,  Nobutaka Akashi

IPC: H10K85/60 ,  C07D401/10 ,  C07D401/14 ,  C07D413/14 ,  C07D417/14 ,  H10K50/11 ,  H10K50/18 ,  H10K85/40

Abstract: An organic electroluminescence device including a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region, wherein the hole transport region includes a first heterocyclic compound including 1 to 3 structures derived from a compound represented by Formula 1 below, and the emission layer includes a second heterocyclic compound including 1 or 2 structures derived from a compound represented by Formula 1.

公开(公告)号：US12289983B2

公开(公告)日：2025-04-29

申请号：US17333354

申请日：2021-05-28

Applicant: Samsung Display Co., Ltd.

Inventor： Hyojin Ko ,  Changhee Lee ,  Dukki Kim ,  Sehun Kim ,  Youngil Kim ,  Seungmook Lee ,  Jaekook Ha

IPC: H10K85/10 ,  C09D11/38 ,  C09D11/52 ,  H10K50/115 ,  H10K50/17 ,  H10K71/00 ,  H10K71/12

Abstract: According to one aspect of the invention, a hole-transporting ink composition for a light emitting device, the hole-transporting ink composition includes an adhesion-promoting compound represented by Formula 1 and a hole-transporting compound: A1—B1—C1   Formula 1 wherein, in Formula 1, the variables are defined above.

公开(公告)号：US12289975B2

公开(公告)日：2025-04-29

申请号：US17624673

申请日：2020-06-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Tae Jin Kong ,  Hyun Min Cho ,  Dae Hyun Kim ,  Su Mi Moon ,  Xinxing Li ,  Hee Keun Lee

IPC: H01L27/32 ,  H10K50/854 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K102/10

Abstract: A display device may include a first sub-pixel including a first light emitting element disposed in a first sub-pixel area of a substrate, a second sub-pixel including a second light emitting element disposed in a second sub-pixel area located in a first direction with respect to the first sub-pixel area of the substrate, a bank layer disposed between the first and second sub-pixels, a first color filter pattern disposed on the first sub-pixel and the bank layer, and a second color filter pattern disposed on the second sub-pixel and the bank layer. The first light emitting element may emit light having a first color. The second light emitting element may emit light having a second color. The first color filter pattern and the second color filter pattern may at least partially overlap each other on the bank layer.

公开(公告)号：US12289967B2

公开(公告)日：2025-04-29

申请号：US17687135

申请日：2022-03-04

Applicant: Samsung Display Co., LTD.

Inventor： Yongjun Jo ,  Kwang-Chul Jung ,  Mina Kim ,  Seulbee Lee

IPC: H10K59/131 ,  G09G3/32 ,  H10K59/88

Abstract: A display device may include a pixel circuit in a display area including a rounded corner portion, a scan driving circuit in a peripheral area surrounding the display area, and configured to provide a scan signal to the pixel circuit, a fan-out line between the pixel circuit and the scan driving circuit in the peripheral area adjacent to the corner portion, and configured to provide a pixel data signal to the pixel circuit, and a repair circuit between the scan driving circuit and the fan-out line in the peripheral area adjacent to the corner portion.

公开(公告)号：US12289952B2

公开(公告)日：2025-04-29

申请号：US18244909

申请日：2023-09-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Kwang Kim ,  Sang-Joon Seo ,  Seung-Hun Kim ,  Seongmin Wang

IPC: H10K50/844 ,  H10K10/46 ,  H01L21/02 ,  H01L21/027 ,  H01L21/033 ,  H01L21/471 ,  H01L23/31 ,  H10K50/00 ,  H10K50/15 ,  H10K50/16 ,  H10K59/122

Abstract: An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.

公开(公告)号：US12289588B2

公开(公告)日：2025-04-29

申请号：US18126129

申请日：2023-03-24

Applicant: Samsung Display Co., LTD.

Inventor： Yi Joon Ahn ,  Eun Kyung Yeon ,  Jae Been Lee

IPC: H04R5/02 ,  H05K5/03

Abstract: A display device includes a display panel which displays an image, a cover window which is disposed on a first surface of the display panel, and a first sound generator which is disposed on a second surface opposite the first surface of the display panel and outputs sound by vibrating the display panel. The cover window includes a first lattice pattern area including lattice patterns surrounding the first sound generator in a plan view.

公开(公告)号：US12288772B2

公开(公告)日：2025-04-29

申请号：US17222394

申请日：2021-04-05

Applicant: Samsung Display Co., LTD.

Inventor： Sang Seop Kum ,  Beom Jun Kim ,  Seung Kyu Lee

IPC: H01L29/20 ,  H01L23/544 ,  H01L25/075 ,  H01L33/00 ,  H10D86/40 ,  H10D86/60 ,  H10H20/851 ,  H10H20/855 ,  H10H20/857 ,  H10H20/80

Abstract: A tiled display device includes a first display device and a second display device, each of the first display and the second display including a display area and a non-display area. The first display device and the second display device are bonded to each other. The first display device includes an alignment key area and a lower electrode layer. The alignment key area performs an alignment key function when a process is performed on the tiled display device. The lower electrode layer includes a first lower electrode layer and a second lower electrode layer. The first lower electrode layer surrounds the display area of the first display device and the second lower electrode layer is disposed in the alignment key area.

公开(公告)号：US12286700B2

公开(公告)日：2025-04-29

申请号：US18122644

申请日：2023-03-16

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Suk Moon ,  Young Eun Ryu ,  Soo Hyun Min ,  Taek Kyo Kang ,  Min Ju Kim

IPC: C23C14/04 ,  C23C14/24 ,  H10K71/00 ,  H10K71/16

Abstract: A mask assembly includes: a mask frame; a mask supported by the mask frame, the mask including a plurality of pattern holes; and a magnetic part disposed on one surface of the mask. The magnetic part provides a magnetic force between the mask and a target substrate and improves an adhesion between the mask and the target substrate to prevent deposition defects.

公开(公告)号：US20250133950A1

公开(公告)日：2025-04-24

申请号：US18782389

申请日：2024-07-24

Applicant: Samsung Display Co., Ltd.

Inventor： YUNKU JUNG ,  SANGYEOP LEE ,  WON-JUN PARK ,  CHUL SOON PARK ,  JONGWOO SHIN ,  Jungho JO

IPC: H10K85/30 ,  C09K11/06 ,  H10K50/15 ,  H10K50/16 ,  H10K71/10

Abstract: Embodiments provide a light emitting element that includes a first electrode, a second electrode disposed on the first electrode, an emission layer disposed between the first electrode and the second electrode and including quantum dots, a hole transport region disposed between the first electrode and the second electrode, and an electron transport region disposed between the first electrode and the second electrode, wherein the emission layer is disposed between the hole transport region and the electron transport region. At least one of the hole transport region and the electron transport region includes metal nanoparticles. The metal nanoparticles include a core containing a metal oxide, and a ligand bonded to the core, wherein the ligand includes an alkoxy group. The alkoxy group is derived from an oxygen-containing compound represented by Formula 1, which is explained in the specification.

公开(公告)号：US20250133948A1

公开(公告)日：2025-04-24

申请号：US18922543

申请日：2024-10-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HUN TAE KIM ,  MYOUNG HO KWON ,  CHEOL YEONG PARK ,  KYUNG MOK LEE

IPC: H10K71/70 ,  H10K59/131 ,  H10K59/95

Abstract: A display module includes: a display panel including a plurality of output pad groups each output pad group of the plurality of output pad groups including a first output pad; and a driving circuit chip disposed on the display panel and overlapping the output pad groups; a printed circuit board disposed on the display panel, the printed circuit board including a plurality of output terminals electrically connected to the plurality of output pad groups. The plurality of output terminals include a first output terminal electrically connected to the first output pad of each of the plurality of output pad groups.