公开(公告)号：US12211445B2

公开(公告)日：2025-01-28

申请号：US16299336

申请日：2019-03-12

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyo Jin Lee ,  Hui Nam ,  Se Hyuk Park

IPC: G11C19/28 ,  G06F1/32 ,  G09G3/20 ,  G09G3/3258 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/131

Abstract: A driving device includes: an output unit configured to supply a first voltage, or a second voltage lower than the first voltage, to an output terminal in response to a voltage of a first node and a voltage of a second node; a first driver configured to control the voltage of the second node in response to a signal of a first input terminal and a signal of a second input terminal; a second driver configured to control the voltage of the first node in response to a voltage of a third input terminal and the voltage of the second node; and a first transistor configured to apply a third voltage lower than the first voltage to the first node or the second node.

公开(公告)号：US12211404B2

公开(公告)日：2025-01-28

申请号：US18200578

申请日：2023-05-23

Applicant: Samsung Display Co., Ltd.

Inventor： Myoung Seo Park

IPC: G09F9/30 ,  G06F1/16 ,  G06F3/041 ,  H10K50/125 ,  H10K50/842 ,  H10K50/844 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K71/00 ,  H10K77/10 ,  G02F1/1333 ,  H10K59/12 ,  H10K85/00 ,  H10K102/00

Abstract: A display device including a lower electrode layer including a first lower electrode having first and second areas and a second lower electrode having third and fourth areas, a pixel defining layer disposed on the lower electrode layer, a first electroluminescent layer disposed on the pixel defining layer and the first area and having an outline substantially surrounding an outline of the first area when viewed from the top, a second electroluminescent layer disposed on the pixel defining layer and the third area and having an outline substantially surrounding an outline of the third area when viewed from a top, an upper electrode disposed on the first and second electroluminescent layers and having an outline substantially surrounding the outlines of the first and second electroluminescent layers when viewed from the top, and a color filter layer.

公开(公告)号：US12210239B2

公开(公告)日：2025-01-28

申请号：US15828574

申请日：2017-12-01

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Ho Song ,  Sung Man Kim

IPC: G02F1/1335 ,  G02B5/20 ,  G02B5/22 ,  H01L33/50

Abstract: A color conversion panel includes: a substrate defining a first surface through which external light is incident to the substrate and a second surface which is opposite to the first surface and through which the external light exits the substrate; a reflective polarization film at the first surface of the substrate; and at the second surface of the substrate, a first color conversion layer and a second color conversion layer each on the second surface of the substrate; a polarization layer on the first color conversion layer and the second color conversion layer; and a planarization layer between the polarization layer and the first color conversion layer and between the polarization layer and the second color conversion layer.

公开(公告)号：US20250031572A1

公开(公告)日：2025-01-23

申请号：US18888377

申请日：2024-09-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jiyoung SONG ,  Seulong KIM ,  Pilgu KANG ,  Eungyoung PARK ,  Hajin SONG ,  Hyekyun LEE ,  Soonchul CHANG ,  Dongseob JEONG ,  Yangjin CHO ,  Jina HUR

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K85/30 ,  H10K85/40 ,  H10K101/10

Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; an emission region between the first electrode and the second electrode and including a first emission layer and a second emission layer; and a hole blocking layer between the first emission layer and the first electrode, or between the second emission layer and the second electrode, wherein the second emission layer may be between the first emission layer and the hole blocking layer, the first emission layer may include a first host and a first light-emitting material, the second emission layer may include a second host and a second light-emitting material, and the first light-emitting material and the second light-emitting material may respectively be included in the first emission layer and the second emission layer at an identical ratio.

公开(公告)号：US20250031539A1

公开(公告)日：2025-01-23

申请号：US18771231

申请日：2024-07-12

Applicant: Samsung Display Co., Ltd.

Inventor： KIKYUNG YOUK ,  HONGAM KIM ,  SEUNGSUE RYU

IPC: H10K59/131 ,  H10K59/38 ,  H10K59/40 ,  H10K59/88

Abstract: A display device that includes a light emitting element disposed on a display area, a first signal pad electrically connected to the light emitting element and disposed in a non-display area adjacent to the display area, and a second signal pad spaced apart disposed in the non-display area. The display device may include an insulating layer overlapping an edge of the first signal pad and an edge of the second signal pad and disposed in the non-display area; a lighting circuit part disposed between the first signal pad and the second signal pad on the non-display area, and an organic protection layer overlapping the lighting circuit part and disposed in the non-display area, The insulating layer may be disposed between the lighting circuit part and the organic protection layer. Therefore, the display device may exhibit excellent reliability.

公开(公告)号：US20250031534A1

公开(公告)日：2025-01-23

申请号：US18374810

申请日：2023-09-29

Applicant: Samsung Display Co., Ltd.

Inventor： Youngjin CHO ,  Yangwan KIM ,  Joong-Soo MOON ,  Minwoo BYUN ,  Changkyu JIN

IPC: H10K59/131 ,  G06F3/041 ,  G06F3/044 ,  H01L27/12 ,  H05K1/14 ,  H05K1/18 ,  H10K50/844 ,  H10K59/123 ,  H10K59/124 ,  H10K59/40 ,  H10K77/10 ,  H10K102/00

Abstract: An electronic apparatus includes a base substrate having an active area and a peripheral area adjacent to the active area. A plurality of pixels is disposed on the active area. The electronic apparatus also includes a plurality of power lines connected to the pixels. A power pad is disposed on a peripheral area and is configured to receive a power voltage. A power pattern is disposed on the peripheral area and connecting the power lines to the power pad. A plurality of sensing electrodes is disposed on the pixels in the active area. A plurality of sensing pads is disposed on the peripheral area and is electrically connected to the sensing electrodes. The sensing pads overlap with the power pattern.

公开(公告)号：US20250031530A1

公开(公告)日：2025-01-23

申请号：US18910391

申请日：2024-10-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yongseok Kim ,  Dongwon Kim ,  Sangwoo Kim ,  Gyujeong Lee

IPC: H10K59/122 ,  H10K50/844 ,  H10K59/12 ,  H10K59/131 ,  H10K59/35 ,  H10K71/00

Abstract: A display apparatus includes: a substrate including a first area and a plurality of second areas extending from the first area in different directions from each other; a light emitting device disposed on the first area and including a first electrode, a second electrode, and an intermediate layer between the first electrode and the second electrode; a first organic layer disposed on the first area, where a distance from an upper surface of the first organic layer to an upper surface of the substrate is greater than a distance from an upper surface of the first electrode to the upper surface of the substrate; and a disconnection portion disposed on the first organic layer and including a tip, an edge of an upper surface of which more protrudes away from a center of the first organic layer than an edge of the upper surface of the first organic layer.

公开(公告)号：US20250031521A1

公开(公告)日：2025-01-23

申请号：US18734185

申请日：2024-06-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： CHUN GI YOU

IPC: H10K59/121 ,  G02B27/01 ,  H10K59/12 ,  H10K59/131 ,  H10K59/38 ,  H10K59/80

Abstract: A display device includes a substrate having a first surface and a second surface opposite to each other, a first driving element layer disposed on the first surface of the substrate and including a display driving circuit, at least one insulating layer disposed on the first driving element layer, a light emitting element layer including a light emitting element and disposed on the at least one insulating layer, an encapsulation layer disposed on the light emitting element layer, a second driving element layer disposed on the second surface of the substrate and including a plurality of pixel driving circuits electrically connected to the light emitting element through a first through-substrate via penetrating the substrate, the first driving element layer, and the at least one insulating layer, and a protective layer disposed on the second driving element layer.

公开(公告)号：US20250031322A1

公开(公告)日：2025-01-23

申请号：US18651741

申请日：2024-05-01

Applicant: Samsung Display Co., Ltd.

Inventor： JUNG-HO MYUNG ,  DAE WON KIM

IPC: H05K5/02 ,  H05K5/03

Abstract: A display device includes a display panel including a display region at which the display panel is foldable or rollable, a window foldable or rollable together with the display panel and including first and second window end portions, and a bracket in which the display panel and the window are received. The bracket includes a first bracket corresponding to display region and the first and second window end portions, second and third brackets which extend from the first bracket and along which the first and second window end portions respectively extends. racket, a receiving groove defined by the first and third brackets and into which the second window portion extends to have a length overlapping the third bracket. Folding and unfolding (or rolling and unrolling) of the display panel includes varying of the length of the second window portion which overlaps the third bracket.

公开(公告)号：US20250029559A1

公开(公告)日：2025-01-23

申请号：US18733732

申请日：2024-06-04

Applicant: Samsung Display Co., LTD.

Inventor： Jin Joo HA ,  Se Hyun LEE ,  Kwi Hyun KIM

IPC: G09G3/3233 ,  G09G3/32 ,  H10K59/121

Abstract: A display device and a mobile electronic device including the display device each include a substrate, a driving element layer on the substrate and including pixel driving circuits for driving pixels, and a light emitting element layer on the driving element layer and including a light emitting element of each pixel. Transistors included in each pixel driving circuit are divided into a first transistor group and a second transistor group connected to a first well region and a second well region of the substrate, respectively, the first and second well regions in each pixel are spaced apart from each other by a first interval, the pixels include a first pixel and a second pixel adjacent to each other in a first direction, and well regions adjacent to each other in the first pixel and the second pixel are spaced apart from each other by the first interval.