公开(公告)号：US20240237474A1

公开(公告)日：2024-07-11

申请号：US18238470

申请日：2023-08-26

Applicant: Samsung Display Co., LTD.

Inventor： EUNHEE HAN ,  CHEOL JANG ,  YOUNGJE CHO

IPC: H10K59/50 ,  G02B26/00

CPC classification number: H10K59/50 ,  G02B26/001 ,  H10K59/35

Abstract: A display device includes a substrate, a light-emitting element disposed on the substrate, a capping layer disposed on the light-emitting element, and a light control pattern disposed on the capping layer, including an inclined outer side surface and defining an air layer having a thickness which is variable.

公开(公告)号：US20240237240A1

公开(公告)日：2024-07-11

申请号：US18379278

申请日：2023-10-12

Applicant: Samsung Display Co., LTD.

Inventor： SANGJUN LEE ,  BEOMJIN KIM ,  JAEHO AHN ,  CHEOL JANG

IPC: H05K5/02

CPC classification number: H05K5/0217

Abstract: A display device includes a first roller extending in a first direction and provided with a first tunnel defined therein to extend in the first direction and rotates about a first rotational axis parallel to the first direction, a display module connected to the first roller and wound around or unwound from the first roller, an inner roller extending in the first direction and disposed in the first tunnel and which rotates about the first rotational axis, a first gear connected to each of opposite sides of the inner roller in the first direction, where the plurality of first gears is disposed on an outer surface of the first roller, and a first elastic body disposed in the first tunnel and connected to the inner roller and the first roller.

公开(公告)号：US20240032327A1

公开(公告)日：2024-01-25

申请号：US18372670

申请日：2023-09-25

Applicant: Samsung Display Co., LTD.

Inventor： CHUNG SOCK CHOI ,  SUNMI KANG ,  CHEOL JANG ,  SUNYOUNG JUNG ,  HYUNHO KIM ,  SANGHWAN CHO

IPC: H10K50/854 ,  G06F3/044 ,  H10K50/844 ,  H10K59/40

CPC classification number: H10K50/854 ,  G06F3/0446 ,  G06F3/0443 ,  H10K50/844 ,  H10K59/40 ,  G06F2203/04112 ,  H10K59/12

Abstract: A display device includes a display panel including a light-emitting device to emit light; and an input sensor disposed on the display panel. The input sensor includes a first insulating layer disposed on the display panel; a first conductive layer disposed on the first insulating layer; a second insulating layer covering the first conductive layer; and a second conductive layer disposed on the second insulating layer. At least one of the first and second insulating layers includes a plurality of diffraction patterns arranged to diffract at least a portion of the light provided from the display panel.

公开(公告)号：US20240306327A1

公开(公告)日：2024-09-12

申请号：US18510301

申请日：2023-11-15

Applicant: Samsung Display Co., LTD.

Inventor： JAEHO AHN ,  CHEOL JANG

IPC: H05K5/02

CPC classification number: H05K5/0217

Abstract: An electronic device includes a display module that is rolled or bent with respect to a virtual axis extending in a first direction, first and second lower support bars arranged below the display module, a first impact absorbing member disposed between the display module and the first lower support bar, and a second impact absorbing member disposed between the display module and the second lower support bar. In a state in which the display module is unfolded, each of the first lower support bar and the second lower support bar extends in a second direction intersecting the first direction, the first lower support bar overlaps a first side of the display module extending in the second direction, and the second lower support bar overlaps a second side of the display module opposite to the first side of the display module and extending in the second direction.

公开(公告)号：US20190198784A1

公开(公告)日：2019-06-27

申请号：US16290289

申请日：2019-03-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： CHEOL JANG

IPC: H01L51/00 ,  B32B27/08 ,  H01L51/52 ,  B32B5/14 ,  H01L51/56 ,  H01L27/32

CPC classification number: H01L51/0097 ,  B32B5/145 ,  B32B27/08 ,  B32B2457/206 ,  H01L27/323 ,  H01L27/3244 ,  H01L51/5253 ,  H01L51/56 ,  H01L2251/301 ,  H01L2251/5338 ,  H01L2251/558 ,  Y02E10/549

Abstract: A flexible substrate includes a polymer substrate. At least a portion of a first barrier region is formed on a neutral plane of the polymer substrate. A top region is formed above the first barrier region. A bottom region is formed below the first barrier region. The first barrier region includes a first inorganic material disposed in at least a portion of a free volume of the polymer substrate. A density of the first inorganic material in the first barrier region is greater than a density of the first inorganic material in the top or bottom regions.

公开(公告)号：US20250028362A1

公开(公告)日：2025-01-23

申请号：US18601189

申请日：2024-03-11

Applicant: Samsung Display Co., LTD.

Inventor： SANGJUN LEE ,  BEOMJIN KIM ,  JAEHO AHN ,  CHEOL JANG

IPC: G06F1/16 ,  H10K77/10 ,  H10K102/00

Abstract: A display device includes a first roller in which a cavity extending in a first direction is defined and including an end surface and an opposite end surface facing each other at an incision extending in the first direction, a step adjustment part that is disposed in the cavity and that adjusts a step between the end surface and the opposite end surface by a rotary motion, and a display module connected to the first roller and wound around an outer circumferential surface of the first roller.

公开(公告)号：US20240046853A1

公开(公告)日：2024-02-08

申请号：US18119498

申请日：2023-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： DONGHWAN SHIM ,  KWANGWOO PARK ,  EONJOO LEE ,  JIN-YONG LEE ,  CHEOL JANG ,  YONGSEON JO

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2310/0278 ,  G09G2310/0267 ,  G09G2310/0275

Abstract: A pixel circuit includes a light-emitting element, a write transistor writing a data voltage, a driving transistor generating a driving current based on the data voltage and applying the driving current to the light-emitting element, a first initialization transistor applying a first initialization voltage to a control electrode of the driving transistor, a blocking transistor disposed between the light-emitting element and the driving transistor, a first blocking control transistor including a control electrode connected to the control electrode of the driving transistor, a first electrode receiving a first signal, and a second electrode connected to a control electrode of the blocking transistor, and a second blocking control transistor including a control electrode connected to the control electrode of the driving transistor, a first electrode receiving a second signal, and a second electrode connected to the control electrode of the blocking transistor.

公开(公告)号：US20230008830A1

公开(公告)日：2023-01-12

申请号：US17701435

申请日：2022-03-22

Applicant: Samsung Display Co., Ltd.

Inventor： CHEOL JANG

IPC: H01L27/32 ,  G09G3/3275

Abstract: Provided is a display device including a first pixel and a second pixel. The light-emitting element and driving circuit of the second pixel are disposed in a second region. The first pixel includes a silicon transistor and an oxide transistor which are disposed in the second region. The first pixel includes a connection line configured to electrically connect one of the transistors and the light-emitting element disposed in a first region. The connection line is disposed in the same layer as an oxide semiconductor pattern and includes a transparent conductive oxide.