公开(公告)号：US20250093994A1

公开(公告)日：2025-03-20

申请号：US18805463

申请日：2024-08-14

Applicant: Samsung Display Co., Ltd.

Inventor： JIN-TAEK HONG

IPC: G06F3/041 ,  G06F3/044 ,  H10K59/40

Abstract: A display device includes: a display layer; a sensor layer on the display layer; and a sensor driver to drive the sensor layer. The sensor layer includes: a plurality of sensing electrodes; a plurality of sensing lines connected to the plurality of sensing electrodes, respectively; a multiplexer circuit connected to the plurality of sensing lines, and including a control transistor including a gate electrode; and a connection line connected between the multiplexer circuit and the sensor driver. The sensor driver includes a sensing circuit connected between the connection line and the gate electrode of the control transistor, and to output a control signal to the gate electrode of the control transistor based on a sensing signal of the connection line.

公开(公告)号：US20250093912A1

公开(公告)日：2025-03-20

申请号：US18962728

申请日：2024-11-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： HIROTSUGU KISHIMOTO ,  DASOM GU ,  CHUL HO JEONG

IPC: G06F1/16

Abstract: A display device includes a display panel including a first non-foldable area, a foldable area, and a second non-foldable area defined therein, a sensor including a plurality of loop portions and a plurality of line portions, and at least one transverse line comprising at least one of the loop portions and the line portions that overlaps substantially all of the first non-foldable area, the foldable area, and the second non-foldable area. The at least one transverse line includes a first rigid portion overlapping the first non-foldable area, a flexible portion overlapping the foldable area, and a second rigid portion overlapping the second non-foldable area. The flexible portion has a first width, the first rigid portion has a second width, the second rigid portion has a third width, with the first width being greater than the second width and the third width.

公开(公告)号：US20250093769A1

公开(公告)日：2025-03-20

申请号：US18749793

申请日：2024-06-21

Applicant: Samsung Display Co., LTD.

Inventor： SUNGMIN HUR ,  HYENG-WOO CHO

IPC: G03F1/84 ,  G03F7/00

Abstract: A mask quality management system includes a mask including a mask frame and a plurality of mask sheets, wherein the mask sheets are fixed to an upper surface of the mask frame and disposed to be spaced apart from each other, a stage on which the mask is seated, and a first module disposed on the stage and measuring a sagging degree of the mask sheet from the mask frame by irradiating an intense light to the mask.

公开(公告)号：US20250092170A1

公开(公告)日：2025-03-20

申请号：US18965969

申请日：2024-12-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keisuke MORITA

IPC: C08F30/02 ,  C08F20/06 ,  C08F20/34 ,  C08F130/02 ,  C08F230/02 ,  C09J133/10 ,  C09J133/14 ,  C09J143/02

Abstract: A resin composition may include at least one urethane (meth)acrylate oligomer, at least one (meth)acrylate monomer, and at least one photoinitiator. The urethane (meth)acrylate oligomer may include a first urethane (meth)acrylate oligomer derived from a phosphate ester-containing polyol represented by Formula 1, and the first urethane (meth)acrylate oligomer may have a number-average molecular weight of about 805 to about 955. Accordingly, the resin composition may exhibit the characteristics of a low viscosity before being cured, and excellent or suitable shear modulus and peel strength after being cured.

公开(公告)号：US20250091357A1

公开(公告)日：2025-03-20

申请号：US18673607

申请日：2024-05-24

Applicant: Samsung Display Co., LTD.

Inventor： Jungwoong BYUN ,  Wonjoon CHOI

IPC: B41J2/175 ,  B41J2/185 ,  B41J3/407

Abstract: An apparatus for manufacturing a display device includes: a stage on which a display substrate is arranged; an ink discharge module which discharges ink onto the display substrate; and an ink supply module which supplies ink to the ink discharge module. The ink supply module includes: a storage portion in which ink is stored; a first flow path connecting the storage portion to the ink discharge module in a way such that ink stored in the storage portion flows into the ink discharge module; and a second flow path connecting the storage portion to the ink discharge module in a way such that ink supplied to the ink discharge module flows into the storage portion.

公开(公告)号：US12256614B2

公开(公告)日：2025-03-18

申请号：US18163966

申请日：2023-02-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunchol Bang ,  Chulkyu Kang ,  Jinwoo Park ,  Dongsun Lee ,  Sangmoo Choi

IPC: H10K59/131 ,  H01L27/12 ,  H10K59/121 ,  H10K59/124 ,  H10K59/126

Abstract: A display apparatus includes a first transistor, a first data line, a second data line, a driving voltage line, and a first insulating layer. The first transistor includes a first semiconductor layer and a first gate electrode. The first semiconductor layer includes a source region and a drain region. The first data line is disposed at a left side of the first transistor, and the second data line is disposed at a right side of the first transistor. The driving voltage line at least partially overlaps the first data line and the second data line. The first insulating layer is disposed between the first data line and the driving voltage line and between the second data line and the driving voltage line.

公开(公告)号：US12254833B2

公开(公告)日：2025-03-18

申请号：US17509363

申请日：2021-10-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Won Choi ,  Jun Yong An ,  Yun Kyeong In ,  Won Mi Hwang

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/3291 ,  H10K50/805 ,  H10K59/131

Abstract: A display device includes: a plurality of pixels substantially in a matrix form including a plurality of pixel columns in a first direction and a plurality of pixel rows in a second direction intersecting the first direction; a plurality of data lines connected to the pixel columns, respectively; a plurality of scan lines extending in the second direction; and a power line which supplies a driving power voltage to the pixels. Each of the data lines includes a first sub-data line disposed at a side of a corresponding pixel column, and a second sub-data line disposed at an opposite side of the corresponding pixel column, and each of the pixels includes a first transistor and a display element connected to the first transistor, where the power line overlaps with at least a portion of the first transistor.

公开(公告)号：US12254803B2

公开(公告)日：2025-03-18

申请号：US18347887

申请日：2023-07-06

Applicant: SAMSUNG DISPLAY CO. LTD.

Inventor： Tae Hoon Kwon ,  Ji Hyun Ka ,  Byung Sun Kim ,  Yang Wan Kim ,  Hyung Jun Park ,  Su Jin Lee ,  Jae Yong Lee ,  Jin Tae Jeong ,  Seung Ji Cha

IPC: H05K1/02 ,  G02F1/1345 ,  G02F1/1368 ,  G09G3/20 ,  G09G3/3233 ,  G09G3/3291 ,  G09G3/36 ,  G09G5/00 ,  H05K1/11 ,  H05K1/14 ,  H05K1/18 ,  H10K59/88 ,  H10K99/00

Abstract: A display device is provided. The display device comprises a display panel including a plurality of signal pads and one or more dummy pads, and at least one flexible wiring board providing signals to the signal pads, wherein a maximum bias period of signals provided to a pair of adjacent signal pads with at least one dummy pad interposed therebetween is longer than a maximum bias period of signals provided to a pair of adjacent signal pads with no dummy pad disposed therebetween.

公开(公告)号：US12254162B2

公开(公告)日：2025-03-18

申请号：US17681056

申请日：2022-02-25

Applicant: Samsung Display Co., Ltd.

Inventor： Won Sang Park

IPC: G06F3/046 ,  G06F3/041 ,  G06F3/044

Abstract: Provided are a touch sensing unit and a display device including the same. The touch sensing unit includes a substrate including glass or a polymer resin, and a sensor electrode layer including sensor electrodes and sensor lines disposed on the substrate and a sensor insulating film configured to cover the sensor electrodes and the sensor lines. The sensor electrodes emit an electromagnetic wave according to transmission signals of the sensor lines. The sensor electrodes transmit reception signals to the sensor lines according to the electromagnetic wave received from the outside. The electromagnetic wave has a frequency of 10 GHz to 100 GHz.

公开(公告)号：US12253881B2

公开(公告)日：2025-03-18

申请号：US17821845

申请日：2022-08-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yunjae Kim ,  Hoseung Kang ,  Jong-Hyun Lee

IPC: G06F1/16

Abstract: A foldable display device includes a display module including a first non-folding area, a second non-folding area, and a folding area between the first non-folding area and the second non-folding area, a support member disposed below the display module and including a first support layer overlapping the first non-folding area, a second support layer overlapping the second non-folding area, and a pattern layer overlapping the folding area, surrounding the first support layer and the second support layer, and including a conductive metal material, and a digitizer disposed below the support member.