公开(公告)号：US20240032405A1

公开(公告)日：2024-01-25

申请号：US18322500

申请日：2023-05-23

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGYEON JEONG ,  OHJEONG KWON ,  SU JEONG KIM ,  TAEHO KIM ,  HONG-JO PARK ,  HONGYEON LEE

IPC: H10K59/80

CPC classification number: H10K59/879 ,  H10K59/873

Abstract: A display panel includes a base layer, a light-emitting element layer on the base layer, a capping layer on the light-emitting element layer, an inorganic absorption layer on the capping layer, and having a refractive index of about 1.8 to about 3.0, and an encapsulation layer on the inorganic absorption layer, and including a first layer, a second layer, and a third layer that are sequentially stacked, wherein the first layer includes: a first sub layer on the inorganic absorption layer, and having a first refractive index of about 1.77 or more, and a second sub layer on the first sub layer, and having a second refractive index lower than the first refractive index.

公开(公告)号：US20150234242A1

公开(公告)日：2015-08-20

申请号：US14595539

申请日：2015-01-13

Applicant: Samsung Display Co., Ltd.

Inventor： Daisuke INOUE ,  CHANG-HUN LEE ,  TAEHO KIM ,  MiSuk KIM ,  Soyoun PARK

IPC: G02F1/1343 ,  G02F1/1333 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1368

CPC classification number: G02F1/133512 ,  G02F1/133514 ,  G02F2203/30

Abstract: A display device includes a display panel including pixels, pixel electrodes disposed in pixel areas corresponding to the pixels, arranged at a first distance from each other along a first direction, and extending in a second direction crossing the first direction, and a black matrix disposed in a non-pixel area adjacent to each pixel area, where a width of the black matrix between the pixel areas and the first distance are set to allow a variation rate of brightness of each pixel arranged in a same pixel column and a pixel row to be in a range from about +2% to about −2% when a gray-scale level of the pixels respectively disposed at left and right sides of each pixel arranged in the same pixel column is changed to a different gray-scale level in the pixel row from a gray-scale level in a previous pixel row.

Abstract translation: 显示装置包括：显示面板，包括像素，设置在与像素对应的像素区域中的像素电极，沿着第一方向彼此相隔第一距离，并且沿与第一方向交叉的第二方向延伸;以及黑矩阵， 在与每个像素区域相邻的非像素区域中，其中像素区域和第一距离之间的黑矩阵的宽度被设置为允许排列在同一像素列和像素行中的每个像素的亮度的变化率 当分别设置在排列在同一像素列中的每个像素的左侧和右侧的像素的灰度级别被改变为不同的灰度级时，处于约+ 2％至约-2％的范围内 像素行从上一个像素行中的灰度级。

公开(公告)号：US20240153463A1

公开(公告)日：2024-05-09

申请号：US18494014

申请日：2023-10-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： JAEWOO LEE ,  TAEHO KIM ,  SEUNGJUN LEE ,  YONGSU LEE ,  SEUNGHWAN CHO

IPC: G09G3/3266 ,  G09G3/3233

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0852 ,  G09G2310/0205 ,  G09G2310/0213 ,  G09G2310/08 ,  G09G2320/0233 ,  G09G2320/045 ,  G09G2330/021

Abstract: A display apparatus according to an embodiment includes a gate driving circuit configured to sequentially output gate signals during a compensation period of a frame period, in which a threshold voltage of a driving transistor is compensated, wherein a gate signal output by each of a plurality of stages is simultaneously supplied to gate lines arranged in two or more rows corresponding thereto.

公开(公告)号：US20230209877A1

公开(公告)日：2023-06-29

申请号：US17970455

申请日：2022-10-20

Applicant: Samsung Display Co., Ltd.

Inventor： HONGYEON LEE ,  OHJEONG KWON ,  SEUNGYEON JEONG ,  HYEOJI KANG ,  TAEHO KIM

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5275 ,  H01L27/3246 ,  H01L51/5253 ,  H01L51/5284

Abstract: A display device includes a display panel, a sensor layer provided on the display panel, and a light control layer provided on the sensor layer, and including at least one of a dye or a pigment, wherein the display panel includes a base layer, a pixel-defining film provided on the base layer and having an opening defined therein, a light-emitting element including a light-emitting layer provided in the opening, an inorganic deposition layer provided on the light-emitting element, a low refractive pattern layer provided on the pixel-defining film, and an encapsulation layer provided on the low refractive pattern layer and the inorganic deposition layer, and the encapsulation layer has a higher refractive index than the low refractive pattern layer. Accordingly, due to improved light collection efficiency of the light-emitting element, the display device may have improved display efficiency.

公开(公告)号：US20230189611A1

公开(公告)日：2023-06-15

申请号：US17967753

申请日：2022-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： HYEOJI KANG ,  TAEHO KIM ,  OHJEONG KWON ,  HONGYEON LEE ,  SEUNGYEON JEONG

IPC: H01L27/32 ,  H01L51/52 ,  G06F3/041

CPC classification number: H01L27/322 ,  H01L51/5284 ,  G06F3/041 ,  H01L27/3244 ,  H01L27/323

Abstract: An electronic device includes a base layer, a light-emitting element layer disposed on the base layer and including a pixel defining film in which an opening is defined and a light-emitting layer disposed in the opening, an inorganic deposition layer disposed on the light-emitting element layer, an encapsulation layer disposed on the inorganic deposition layer, and a light control layer disposed on the encapsulation layer and including a base part, light-absorbing particles having a maximum absorption wavelength of about 370 nm to about 400 nm, and a colorant. Therefore, the electronic device may have excellent optical reliability.

公开(公告)号：US20250127021A1

公开(公告)日：2025-04-17

申请号：US18909714

申请日：2024-10-08

Applicant: Samsung Display Co., Ltd.

Inventor： JONGHO SON ,  OHJEONG KWON ,  DAEWON KIM ,  TAEHO KIM ,  MIHWA LEE ,  SUNGGYU JANG

IPC: H10K59/80 ,  H10K59/122

Abstract: A display device includes a thin film transistor, a pixel electrode including a first portion, a second portion, and a third portion, the third portion positioned outside the first portion and the second portion, a pixel defining layer on the pixel electrode and defining a first pixel opening above the first portion of the pixel electrode and a second pixel opening above the second portion of the pixel electrode, an emission layer above the first pixel opening and the second pixel opening, a first refractive layer on the pixel defining layer and defining a first opening above the first pixel opening and a second opening overlapping the second pixel opening, and a second refractive layer on the first refractive layer, filling the first opening and the second opening of the first refractive layer, and having a refractive index greater than a refractive index of the first refractive layer.

公开(公告)号：US20230422585A1

公开(公告)日：2023-12-28

申请号：US18193719

申请日：2023-03-31

Applicant: Samsung Display Co., Ltd.

Inventor： SEUNGYEON JEONG ,  SU JEONG KIM ,  TAEHO KIM ,  HYEOJI KANG ,  OHJEONG KWON ,  MIHWA LEE ,  HONGYEON LEE

IPC: H10K59/80 ,  H10K59/35 ,  H10K59/40

CPC classification number: H10K59/8792 ,  H10K59/12 ,  H10K59/40 ,  H10K59/35

Abstract: A display device includes a display panel, a sensor layer on the display panel, and a light control layer on the sensor layer and including a first colorant. The display panel includes a base substrate including a first light-emitting region emitting a first color light, and a second light-emitting region emitting a second color light having a light-emitting wavelength, a light-emitting element on the base substrate, and an encapsulation layer on the light-emitting element, and the sensor layer includes a sensor base layer on the encapsulation layer, a first conductive layer on the sensor base layer, an organic insulating film on the first conductive layer and including a second colorant, a second conductive layer on the organic insulating film, and an upper insulating layer on the second conductive layer. The organic insulating film overlaps the first light-emitting region.

公开(公告)号：US20230069748A1

公开(公告)日：2023-03-02

申请号：US17872972

申请日：2022-07-25

Applicant: Samsung Display Co., Ltd.

Inventor： WOOYOUNG KIM ,  HYEOJI KANG ,  OHJEONG KWON ,  KYEONGJONG KIM ,  TAEHO KIM ,  HONGYEON LEE ,  SEUNGYEON JEONG

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device includes: a display panel comprising light emitting areas and a non-light-emitting area adjacent to the light emitting areas; an input sensor on the display panel; and a reflective control layer on the input sensor, the display panel including: a light emitting element; a capping layer on the light emitting element; a pattern layer directly on the capping layer and comprising a plurality of protrusions spaced apart from each other; and an encapsulation layer on the pattern layer, wherein each of the protrusions does not overlap the light emitting areas and overlaps the non-light-emitting area.

公开(公告)号：US20240008348A1

公开(公告)日：2024-01-04

申请号：US18318972

申请日：2023-05-17

Applicant: Samsung Display Co., Ltd.

Inventor： TAEHO KIM ,  SEUNGYEON JEONG ,  HYEOJI KANG ,  SU JEONG KIM ,  MIHWA LEE ,  HONGYEON LEE ,  SUNGGYU JANG

IPC: H10K59/80 ,  H10K59/40

CPC classification number: H10K59/879 ,  H10K59/40 ,  H10K59/873 ,  H10K59/8792 ,  G06F3/0412

Abstract: A display device includes a display panel, a sensor layer on the display panel, and a light control layer on the sensor layer. The display panel includes a first pixel area emitting a first light and a second pixel area emitting a second light having a light emission wavelength different from a light emission wavelength of the first light, a light emitting element on a base substrate, and an encapsulation layer on the light emitting element. The light control layer includes a high refractive pattern that overlaps the first pixel area, does not overlap the second pixel area, and includes a first colorant, and an overcoat layer covering the high refractive pattern and overlapping the first pixel area and the second pixel area. A refractive index of the high refractive pattern is higher than a refractive index of the overcoat layer.

公开(公告)号：US20230284481A1

公开(公告)日：2023-09-07

申请号：US18104841

申请日：2023-02-02

Applicant: Samsung Display Co., Ltd.

Inventor： TAEHO KIM ,  HYEOJI KANG ,  OHJEONG KWON ,  SU JEONG KIM ,  MIHWA LEE ,  HONGYEON LEE ,  SUNGGYU JANG ,  SEUNGYEON JEONG

IPC: H10K59/122 ,  H10K59/80 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17

CPC classification number: H10K59/122 ,  H10K59/873 ,  H10K50/15 ,  H10K50/16 ,  H10K50/171

Abstract: A display module is divided into a light-emitting region and a non-light-emitting region. The display module includes a base layer, a display element layer, an encapsulation substrate on the display element layer, and a light control layer including a colorant. The display element layer includes a pixel defining film having an opening defined therein to correspond to the light-emitting region, light-emitting elements adjacent to the pixel defining film, a first electrode exposed by the opening, a hole transport region on the first electrode to correspond to the light-emitting region and on the pixel defining film in the non-light-emitting region, a light-emitting layer on the hole transport layer to correspond to the light-emitting region, an electron transport layer on the light-emitting layer to correspond to the light-emitting region and on the hole transport layer in the non-light-emitting region, and a film formation suppression layer in the non-light-emitting region.