公开(公告)号：US12082431B2

公开(公告)日：2024-09-03

申请号：US17392739

申请日：2021-08-03

Applicant: Samsung Display Co., LTD.

Inventor： Jea Heon Ahn ,  Jang Soo Kim ,  Jeong Ki Kim ,  Jae Cheol Park

IPC: H10K50/115 ,  H10K59/121 ,  H10K59/122 ,  H10K59/35 ,  H10K59/38

CPC classification number: H10K50/115 ,  H10K59/121 ,  H10K59/122 ,  H10K59/353 ,  H10K59/38

Abstract: A display device includes a pixel; and a first color conversion region, a second color conversion region, and a third color conversion region respectively overlapping a first color pixel, a second color pixel, and a third color pixel and spaced from each other. The third color conversion region is aligned with a region between the first color conversion region and the second color conversion region in a first direction, and the first color conversion region and the second color conversion region are aligned with each other in a second direction crossing the first direction. Part of the first color conversion region is disposed in a second pixel area that is adjacent to the first pixel area in the second direction, and part of the second color conversion region is positioned in a third pixel area that is adjacent to the first pixel area in the second direction.

公开(公告)号：US11903261B2

公开(公告)日：2024-02-13

申请号：US17325380

申请日：2021-05-20

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Ki Kim ,  Won Ji Gu ,  Jong Hoon Kim ,  Jea Heon Ahn ,  Ji Seong Yang ,  Hwa Yeul Oh

IPC: H10K59/122 ,  H10K59/38 ,  H10K59/35 ,  H10K71/00

CPC classification number: H10K59/122 ,  H10K59/353 ,  H10K59/38 ,  H10K71/00

Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.

公开(公告)号：US11552139B2

公开(公告)日：2023-01-10

申请号：US16698304

申请日：2019-11-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jang Il Kim ,  Jeong Ki Kim ,  Jong Hoon Kim ,  Jea Heon Ahn ,  Myoung Jong Lee ,  Seok Joon Hong

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device that includes a plurality of pixels arranged in a row direction and a column direction crossing the row direction. The display device includes a first substrate including light-emitting elements each disposed in the respective pixels. A second substrate faces the first substrate. A plurality of optical patterns are disposed on the second substrate in pixel columns, respectively, and extend along the column direction. Light-blocking patterns are disposed on the second substrate. The light-blocking patterns include a main light-blocking pattern extending along pixel column boundaries and fill spaces between adjacent optical patterns, and a subsidiary light-blocking pattern disposed on the optical patterns at pixel row boundaries and having a thickness smaller than a thickness of the main light-blocking pattern.

公开(公告)号：US10768471B2

公开(公告)日：2020-09-08

申请号：US15921544

申请日：2018-03-14

Applicant: Samsung Display Co., Ltd.

Inventor： Jeong Ki Kim ,  Jea Heon Ahn ,  Jang Il Kim ,  Jong Hoon Kim ,  Cheon Jae Maeng

IPC: G02F1/1335 ,  G02F1/1339 ,  G02F1/1368 ,  G02F1/13357 ,  G02F1/1333

Abstract: A liquid-crystal display device and a method of manufacturing a liquid-crystal display device. The liquid-crystal display device has a display area and a non-display area surrounding the display area defined therein, and the device includes: a first substrate; a second substrate disposed above the first substrate; and a liquid-crystal layer interposed between the first substrate and the second substrate. The first substrate includes a first base substrate, a first wavelength band filter disposed on the first base substrate in the non-display area, and a second wavelength band filter disposed on the first base substrate in the display area.

公开(公告)号：US12256619B2

公开(公告)日：2025-03-18

申请号：US17483487

申请日：2021-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Seon Uk Lee ,  Hwa Yeul Oh ,  Seung Kil Yang ,  Song Ee Lee ,  Yoo Seok Jang ,  Jeong Ki Kim ,  Jong Hoon Kim ,  Ju Yong Kim ,  Ji Seong Yang ,  Jun Hwi Lim ,  Sang Yeon Hwang

IPC: H01L27/32 ,  H01L51/52 ,  H10K50/854 ,  H10K59/12 ,  H10K59/38

Abstract: A display device is provided. A display device including a plurality of light-output areas through which incident light is emitted and a light-blocking area which blocks the incident light, the display device includes a substrate, a bank layer which is disposed in the light-blocking area on the substrate and defines a plurality of openings, each of which is disposed in one of the plurality of light-output areas, and a color control pattern disposed in the opening of the bank layer, wherein the bank layer includes a first bank area which has a first thickness and defines the plurality of openings and a second bank area which is disposed between the plurality of openings and has a second thickness smaller than the first thickness.

公开(公告)号：US11574963B2

公开(公告)日：2023-02-07

申请号：US17033126

申请日：2020-09-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jong-Hoon Kim ,  Jeong Ki Kim ,  Jea Heon Ahn ,  MyoungJong Lee

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device having a first substrate including lower electrodes, an upper electrode and a light-emitting layer disposed between the lower electrodes and the upper electrode. A second substrate is combined with the first substrate and defines light-emitting areas. The second substrate includes a color filter layer overlapping the light-emitting areas. A light-blocking member overlaps a light-blocking area surrounding the light-emitting areas. The light-blocking member includes openings overlapping the lower electrodes.

公开(公告)号：US11031440B2

公开(公告)日：2021-06-08

申请号：US16677963

申请日：2019-11-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jang Il Kim ,  Jeong Ki Kim ,  Jong Hoon Kim ,  Jea Heon Ahn ,  Myoung Jong Lee ,  Seok Joon Hong

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00

Abstract: A light conversion substrate includes a first substrate having a first region, a second region, and a third region. A first light conversion pattern is disposed on the first region and includes first wavelength conversion particles. A second light conversion pattern is disposed on the second region and is spaced apart from the first light conversion pattern and includes second wavelength conversion particles. A first scattering pattern is disposed on the third region to fill a space between the first light conversion pattern and the second light conversion pattern and includes first scattering particles. The first scattering pattern overlaps a portion of the first light conversion pattern and a portion of the second light conversion pattern in a direction of the thickness of the first substrate.

公开(公告)号：US12193279B2

公开(公告)日：2025-01-07

申请号：US18520805

申请日：2023-11-28

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Ki Kim ,  Won Ji Gu ,  Jong Hoon Kim ,  Jea Heon Ahn ,  Ji Seong Yang ,  Hwa Yeul Oh

IPC: H10K59/122 ,  H10K59/35 ,  H10K59/38 ,  H10K71/00

Abstract: A display device includes a first display substrate including a light emitting element which emits light of a first color or light of a second color different from the first color, a second display substrate including in order toward the first display substrate, a layer including both a bank layer defining an opening and a wavelength control pattern in the opening, a capping layer covering the wavelength control pattern and the bank layer, and a color absorbing layer which corresponds to the bank layer and blocks the light of the first color and the light of the second color. The capping layer includes a first area corresponding to the color absorbing layer, the bank layer includes a second area corresponding to the color absorbing layer, and the first area of the capping layer is between the color absorbing layer and the second area of the bank layer.

公开(公告)号：US12166158B2

公开(公告)日：2024-12-10

申请号：US17526501

申请日：2021-11-15

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Ki Kim ,  Kang Soo Han ,  Jong-Hoon Kim ,  Hwa Yeul Oh ,  Hye Jun Woo

IPC: H01L33/50

Abstract: A color conversion panel includes light blocking members spaced apart from each other on a substrate; and a first color conversion layer, a second color conversion layer, and a transmission layer respectively disposed between the light blocking members, wherein the transmission layer includes first quantum dots, and the first quantum dots convert incident light into light having a wavelength in a range of about 480 nm to about 530 nm.

公开(公告)号：US11536883B2

公开(公告)日：2022-12-27

申请号：US16882839

申请日：2020-05-26

Applicant: Samsung Display Co., LTD.

Inventor： Myoung Jong Lee ,  Jea Heon Ahn ,  Jang-Il Kim ,  Jeong Ki Kim ,  Jong-Hoon Kim ,  Seok-Joon Hong

IPC: G02F1/1335 ,  H01L51/52 ,  H01L27/32 ,  H01L23/544 ,  G02B5/20 ,  G02F1/13357

Abstract: A display device includes: a substrate including an alignment area in a non-display area, and a display area including a plurality of material layers on the substrate; in the alignment area, a plurality of keys including a first alignment key and a second alignment key. Each alignment key includes a light blocking pattern, a layer pattern and a display pattern. The position of the display pattern within the first alignment key is different from the position of the display pattern within the second alignment key, the layer pattern of the alignment key and one material layer among the plurality of material layers are respective portions of a same material layer on the substrate, and the layer pattern of the first alignment key and the layer pattern of the second alignment key are respective portions of different material layers among the plurality of material layers on the substrate.