公开(公告)号：US12295169B2

公开(公告)日：2025-05-06

申请号：US18607426

申请日：2024-03-16

Applicant: Samsung Display Co., LTD.

Inventor： Keun Woo Kim ,  Hye Na Kwak ,  Doo Na Kim ,  Sang Sub Kim ,  Bum Mo Sung

IPC: H10D86/01 ,  G09G3/3233 ,  H10K59/121

Abstract: A display device includes a light emitting element disposed on a substrate, a first transistor which controls a driving current flowing in the light emitting element, a second transistor which supplies a data voltage to a gate electrode of the first transistor, a first-third transistor and a second-third transistor connected in series between the gate and drain electrodes of the first transistor, a first charge injection layer adjacent to a drain electrode of the first-third transistor electrically connected to the gate electrode of the first transistor on a semiconductor region of the first-third transistor, and a second charge injection layer adjacent to a source electrode of the second-third transistor integrally formed with the drain electrode of the first transistor on a semiconductor region of the second-third transistor. A charge injection area of the first charge injection layer is greater than a charge injection area of the second charge injection layer.

公开(公告)号：US12293714B2

公开(公告)日：2025-05-06

申请号：US18108823

申请日：2023-02-13

Applicant: Samsung Display Co., LTD.

Inventor： Hee Rim Song ,  Hee Jean Park ,  Yu Jin Lee ,  Cheol Gon Lee ,  Mu Kyung Jeon

IPC: G09G3/3233 ,  G06V40/13 ,  H10K39/34 ,  H10K59/131

Abstract: A display device includes display pixels each including a light emitting part including a light emitting element and a pixel driver applying a driving current to the light emitting element, and light sensing pixels each including a light sensing part including an optical element and a sensing driver, the sensing driver applying a sensing current to a sensing line according to a photocurrent of the optical element. The sensing driver includes a first sensing transistor controlling the sensing current flowing through the sensing line according to a voltage of a first electrode of the optical element, and a second sensing transistor initializing the first electrode of the optical element to a first level voltage. A channel layer of the first sensing transistor and a channel layer of the second sensing transistor are made of different materials.

公开(公告)号：US12291013B2

公开(公告)日：2025-05-06

申请号：US18399980

申请日：2023-12-29

Applicant: Samsung Display Co., LTD.

Inventor： Sung Dong Park ,  Kwang Min Lee

IPC: B32B43/00 ,  B32B38/00 ,  B32B38/18

Abstract: A method for manufacturing a display device includes a stage; a first guide unit positioned on one side of the stage in a first direction and extending in a second direction crossing the first direction; and a first peeling unit disposed on the first guide unit, wherein the first peeling unit includes a first moving part configured to move along the first guide unit, a first rotating part coupled to the other side of the first moving part in the first direction and configured to rotate about an axis extending in the first direction, and a first gripping part coupled to the other side of the first rotating part in the first direction and disposed to overlap the stage.

公开(公告)号：US20250143184A1

公开(公告)日：2025-05-01

申请号：US18924799

申请日：2024-10-23

Applicant: Samsung Display Co., Ltd.

Inventor： Jongwon Lee ,  Seungcheol Kim ,  Hakchoong Lee ,  Changmin Lee ,  Yoonhyeung Cho ,  Jaehoon Hwang

IPC: H10K85/60 ,  C09K11/02 ,  C09K11/06 ,  H10K50/11 ,  H10K85/30

Abstract: A light-emitting device may include a first electrode, a second electrode opposite the first electrode, and an interlayer arranged between the first electrode and the second electrode, wherein the interlayer may include a first emission layer and an electron transport region between the first emission layer and the second electrode, the first emission layer may include a 1a emission layer and a 1b emission layer between the 1a emission layer and the electron transport region, and the 1b emission layer may include a low-refractive-index host having a refractive index of about 1.8 or less.

公开(公告)号：US20250143183A1

公开(公告)日：2025-05-01

申请号：US18925715

申请日：2024-10-24

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongmin Kim ,  Youngjin Park ,  Heechoon Ahn ,  Hyunah Um ,  Juhui Yun ,  Yeseul Lee

IPC: H10K85/60 ,  C07D209/86 ,  C09K11/02 ,  H10K50/11

Abstract: A light-emitting device including a heterocyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the heterocyclic compound represented by Formula 1 are provided:

公开(公告)号：US20250143158A1

公开(公告)日：2025-05-01

申请号：US18928831

申请日：2024-10-28

Applicant: Samsung Display Co., LTD.

Inventor： Jin Yeong KIM ,  Hye In JEONG ,  Sung Jin LEE ,  Jae Jin LEE ,  Jong Kuk JU

IPC: H10K59/88 ,  H10K59/122 ,  H10K59/80

Abstract: A light emitting element layer of a display device is disposed on a base layer. A first light emitting part of the light emitting element layer includes first organic patterns emitting light, a charge generation layer is disposed on the first light emitting part, and a second light emitting part is disposed on the charge generation layer. The second light emitting part covers the charge generation layer in a plan view. The second light emitting part includes second organic patterns disposed in a display area and emitting light and dummy patterns disposed in a non-display area.

公开(公告)号：US20250143152A1

公开(公告)日：2025-05-01

申请号：US18747100

申请日：2024-06-18

Applicant: Samsung Display Co., Ltd.

Inventor： Ho Ryun CHUNG ,  Kook Chol PARK ,  Sin Ae PARK ,  Se Joong SHIN ,  Se Hyung CHO

IPC: H10K59/80 ,  H10K59/127 ,  H10K59/38 ,  H10K102/00

Abstract: A display device includes a pixel electrode disposed on a substrate, a bank layer covering edges of the pixel electrode and defining light emitting areas and a non-light emitting area, a light emitting layer on the pixel electrode and the bank layer, a common electrode on the light emitting layer, a capping layer on the common electrode, a counter substrate facing the substrate, and an optical member on the counter substrate. The capping layer comprises a first capping layer disposed on the common electrode, and a second capping layer disposed on the first capping layer and overlapping the light emitting areas.

公开(公告)号：US20250143150A1

公开(公告)日：2025-05-01

申请号：US18662808

申请日：2024-05-13

Applicant: Samsung Display Co., LTD.

Inventor： Yo Han KIM ,  Ji Eun KO ,  Won Min YUN ,  Hae Myeong LEE ,  Byoung Duk LEE ,  Seung Ju LEE ,  Su Min JUNG ,  Hye Young HAN

IPC: H10K59/80 ,  H10K59/38 ,  H10K102/00

Abstract: A display device includes: a substrate comprising light-emitting areas and a non-light-emitting area; a light emitting element layer on the substrate; a thin-film encapsulation layer on the light emitting element layer; a wavelength conversion layer on the thin-film encapsulation layer; a binding member on the wavelength conversion layer and comprising an epoxy group; an opposing substrate facing the substrate; a color filter layer on a surface of the opposing substrate; and an auxiliary layer on the color filter layer and comprising an amine group, wherein the binding member and the auxiliary layer are in contact with each other, and the epoxy group of the binding member and the amine group of the auxiliary layer are chemically bonded to each other.

公开(公告)号：US20250143144A1

公开(公告)日：2025-05-01

申请号：US18761650

申请日：2024-07-02

Applicant: Samsung Display Co., LTD.

Inventor： TAEHYEOG JUNG ,  BYUNGHOON KANG ,  SANGHOON KIM ,  JINGYU SIM ,  HYUNJI LEE ,  SEONGJIN HWANG

IPC: H10K59/80 ,  H10K77/10 ,  H10K102/00

Abstract: A display device includes a display panel, a patterned glass disposed on the display panel, where the patterned glass includes a first non-patterned portion, a patterned portion, and a second non-patterned portion which sequentially are arranged in a first direction, a protective layer disposed on the patterned glass, and a first window adhesive layer disposed between the patterned glass and the protective layer. The protective layer has an elastic modulus in a predetermined range, a maximum value of an elastic modulus of the protective layer is constant, and a minimum value thereof varies in proportion to a thickness of the first window adhesive layer.

公开(公告)号：US20250143134A1

公开(公告)日：2025-05-01

申请号：US18764899

申请日：2024-07-05

Applicant: Samsung Display Co., LTD.

Inventor： SUNKWANG KIM ,  KANG-WOO KIM ,  YOUNG-SIK OH ,  DONG-YOON LEE ,  SEONGYOUNG LEE ,  KANGMOON JO

IPC: H10K59/38 ,  G09G3/3233 ,  H10K59/35 ,  H10K59/80

Abstract: A display device includes a display area including a transmissive area and a non-display area adjacent to the display area. The display device includes a display panel including a light emitting element layer and a light conversion panel on the display panel. The light conversion panel includes a base layer, a color filter under the base layer, a low refractive layer under the color filter, a first capping layer under the low refractive layer, and a light control layer under the color filter and including a partition pattern, a plurality of light control portions spaced apart from each other by the partition pattern, and a second capping layer under the partition pattern and the light control portions. The low refractive layer is provided with a transmission opening defined therethrough to correspond to the transmissive area.