公开(公告)号：US20240421180A1

公开(公告)日：2024-12-19

申请号：US18657486

申请日：2024-05-07

Applicant: Samsung Display Co., LTD.

Inventor： Myeong Su SO ,  Moon Jung AN ,  Joo Yeol LEE

IPC: H01L27/15 ,  H01L25/18

Abstract: A light emitting element array includes: a base substrate; a plurality of light emitting elements on the base substrate; an insulating layer on side surfaces and one surface of each of the plurality of the light emitting elements and having an opening on the one surface; and a plurality of connection electrodes, each of the connection electrodes being at the opening in the one surface of the insulating layer of a corresponding one of the plurality of light emitting elements, the connection electrodes of neighboring light emitting elements of the plurality of light emitting elements have a different sizes, and connection electrodes of the plurality of light emitting elements are arranged on the base substrate in a repeating pattern.

公开(公告)号：US20240420635A1

公开(公告)日：2024-12-19

申请号：US18740082

申请日：2024-06-11

Applicant: Samsung Display Co., LTD.

Inventor： HAKMO CHOI ,  SEYUN KIM ,  HUISU KIM ,  HYUNGWOO YIM

IPC: G09G3/3233 ,  G09G3/20

Abstract: A display device includes: a display panel, which includes a pixel; a voltage generator, which generates a driving voltage for an operation of the display panel; and a driving controller, which receives an input image signal and outputs an output image signal obtained by compensating for the input image signal based on a characteristic of the display panel. The driving controller includes: a control unit, which outputs an error correction value corresponding to a voltage difference between a voltage level of the driving voltage provided from the voltage generator and a voltage level stored in advance in the control unit when the driving voltage is provided from the voltage generator; and an image correction unit. which converts the input image signal into the output image signal based on the error correction value.

公开(公告)号：US20240420634A1

公开(公告)日：2024-12-19

申请号：US18621351

申请日：2024-03-29

Applicant: Samsung Display Co., LTD.

Inventor： SANG YONG NO ,  DONG HEE SHIN ,  SUNKWUN SON

IPC: G09G3/3233 ,  G09G3/3275

Abstract: A display device includes a pixel, a sensor including a sensor driving circuit and a sensing element, and a display panel in which a display area is defined. The display area includes a first area and a second area, the sensor driving circuit is connected to the sensing element and includes a reset transistor including a gate electrode that receives a reset control signal, the reset control signal includes a first reset control signal and a second reset control signal different from the first reset control signal, and the first reset control signal is provided to the reset transistor disposed in the first area, and the second reset control signal is provided to the reset transistor disposed in the second area.

公开(公告)号：US20240420631A1

公开(公告)日：2024-12-19

申请号：US18638887

申请日：2024-04-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyunho LIM ,  Yoosung KIM ,  Myeongbin LIM

IPC: G09G3/3225 ,  G09G3/3275

Abstract: A display device includes a display panel including a plurality of pixels and a plurality of data lines, a source driving circuit that outputs a data signal, and a selection circuit disposed between the plurality of data lines and the source driving circuit that selectively connects the source driving circuit to some of the plurality of data lines. The source driving circuit includes a first latch that generates line image data, a second latch that receives the line image data from the first latch and outputs the line image data in response to a first latch control signal, and a third latch that receives the line image data from the second latch and outputs the line image data in response to a second latch control signal. The period of the first latch control signal is constant, and the period of the second latch control signal is variable.

公开(公告)号：US20240419289A1

公开(公告)日：2024-12-19

申请号：US18820984

申请日：2024-08-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： KICHEOL KIM ,  MINJOO KIM ,  CHIWOOK AN ,  HYEONBUM LEE

IPC: G06F3/044 ,  G09G3/3233 ,  H10K50/86 ,  H10K59/121 ,  H10K59/38 ,  H10K59/40 ,  H10K59/65

Abstract: In a display device according to the present disclosure, the display device includes a display panel and an input sensor layer. The display panel includes a display area that includes a first area through which an optical signal passes and a second area by which the optical signal is blocked. The first area includes a first sub-area having a first light transmittance and a second sub-area having a second light transmittance lower than the first light transmittance. The input sensor layer includes a first sensing pattern that overlaps the second area and includes first openings, and a second sensing pattern that overlaps the first area. The second sensing pattern includes second openings that overlap the second sub-area and are larger than the first openings, and at least one third opening that overlaps the first sub-area and is larger than the second openings.

公开(公告)号：US20240419216A1

公开(公告)日：2024-12-19

申请号：US18822079

申请日：2024-08-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun-Young KO ,  Ki Nam KIM ,  Kwan Young HAN ,  Yong Youl CHO

IPC: G06F1/16 ,  G06F3/041

Abstract: A flexible display device including a touch sensor, including a flexible substrate, a light emission layer formed over the flexible substrate, and an encapsulation layer formed over the light emission layer and comprising a plurality of encapsulating thin films and a touch detecting layer configured to detect a touch input. The encapsulating thin films include at least one inorganic film and at least one organic film and the touch detecting layer is interposed between a selected one of the at least one inorganic film and a selected one of the at least one organic film that are adjacent to each other.

公开(公告)号：US12171108B2

公开(公告)日：2024-12-17

申请号：US17358660

申请日：2021-06-25

Applicant: Samsung Display Co., Ltd.

Inventor： Hojung Syn

IPC: H10K50/11 ,  C09K11/06 ,  H10K50/00 ,  H10K85/30 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40 ,  H10K102/00

Abstract: An organic electroluminescence device according to an embodiment includes a first electrode, a hole transport region disposed on the first electrode, an exciton diffusion layer disposed on the hole transport region and including a first host represented by Formula 1, an emission layer disposed on the exciton diffusion layer and including a second host, a third host, and a phosphorescent dopant, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region. The organic electroluminescence device exhibits high efficiency and a long service life.

公开(公告)号：US12170295B2

公开(公告)日：2024-12-17

申请号：US18422006

申请日：2024-01-25

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee Shin ,  Geun Ho Lee ,  Yong Hee Lee

IPC: H01L27/12 ,  G03F1/42 ,  G03F1/70 ,  G03F7/00 ,  G03F7/20 ,  H01L23/544

Abstract: A photomask according to an exemplary embodiment includes: a mask substrate; and a first test pattern and a second test pattern disposed along a first edge of the mask substrate, wherein the first test pattern has a first outer shape and a first inner shape, the second test pattern has a second outer shape, and the second outer shape of the second test pattern is larger than the first inner shape of the first test pattern and smaller than the first outer shape of the first test pattern.

公开(公告)号：US12169607B2

公开(公告)日：2024-12-17

申请号：US18230663

申请日：2023-08-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seung Lyong Bok ,  Won Ki Hong

IPC: G06F3/041 ,  G06F3/042 ,  G06F3/044

Abstract: A display device including a touch sensor and a driving method thereof, and more particularly, a curved display device including a touch sensor and a driving method thereof, are presented. The display device includes: a touch sensor unit including a plurality of touch sensors; and at least one touch surface curved to along a first direction, wherein the touch surface includes a center region and edge regions positioned at both sides of the center region along the first direction, and wherein a sensitivity of the touch sensor in the center region is higher than a sensitivity of the touch sensors in the edge regions.

公开(公告)号：US20240414992A1

公开(公告)日：2024-12-12

申请号：US18597740

申请日：2024-03-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyung Chul LIM ,  Dae Hyun NOH ,  Dong Hyun LEE ,  Rac Yong CHOI ,  Deuk Jong KIM ,  Hye Jin KIM ,  Wan Heui LEE ,  Tae Kyung YIM ,  Chae Kyung JUNG

IPC: H10K59/80 ,  G06F3/041 ,  G06F3/044 ,  H10K59/40

Abstract: A display device includes a sensor layer including an active area and a non-active area at least partially surrounding the active area. A first sensor electrode is disposed in the active area of the sensor layer. A first wire is disposed in the non-active area of the sensor layer. The first wire includes a first wiring portion electrically connected to the first sensor electrode, having at least a part thereof extending in a first direction, and including at least two wiring layers, and a second wiring portion electrically connected to the first wiring portion, extending in a second direction crossing the first direction, and including a single wiring layer.