公开(公告)号：US11963422B2

公开(公告)日：2024-04-16

申请号：US17325023

申请日：2021-05-19

Applicant: Samsung Display Co., Ltd.

Inventor： Keunyoung Park ,  Hyunwoo Noh ,  Haeil Park ,  Moonjung Baek ,  Kwangkeun Lee ,  Junhan Lee ,  Suji Han

IPC: H10K59/38 ,  G02B5/00 ,  G02B5/20 ,  H10K50/856 ,  H10K50/86 ,  H10K59/12 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K59/38 ,  G02B5/003 ,  G02B5/201 ,  H10K50/856 ,  H10K50/865 ,  H10K59/12 ,  H10K71/00 ,  H10K2102/3026

Abstract: Disclosed is a color conversion panel which may include a first pixel area, a second pixel area, a third pixel area, and a non-pixel area positioned between the first pixel area, the second pixel area, and the third pixel area; a substrate; a light blocking layer in a non-pixel area on a substrate, a color filter layer including a first color filter, a second color filter, and a third color filter; a color conversion layer including a first color conversion pattern on the first color filter, a second color conversion pattern on the second color filter, and a light transmission pattern on third color filter; a transmission bank between the first color conversion pattern, the second color conversion pattern, and the light transmission pattern; an opening in the transmission bank; and a reflection bank in the opening of the transmission bank.

公开(公告)号：US11175537B2

公开(公告)日：2021-11-16

申请号：US16780525

申请日：2020-02-03

Applicant: Samsung Display Co., Ltd.

Inventor： Seontae Yoon ,  Junghyun Kwon ,  Donguk Kim ,  Haeil Park ,  Junhan Lee

IPC: G02F1/13357 ,  G02F1/1335 ,  G02F1/1362 ,  G02F1/1333

Abstract: A display device includes: a first substrate; a second substrate facing the first substrate; a light amount control layer between the first substrate and the second substrate; a first line disposed on the first substrate and extending in a first direction and a second line disposed on the first substrate and extending in a second direction which intersects the first direction; a light blocking member disposed on the first substrate and overlapping at least one of the first line and the second line; a plurality of color conversion layers on the second substrate in respective pixel areas; and a partition wall among the plurality of color conversion layers, corresponding to the first line and the second line. The partition wall has a width less than a width of the light blocking member.

公开(公告)号：US20210116752A1

公开(公告)日：2021-04-22

申请号：US17110380

申请日：2020-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Seon-Tae Yoon ,  Junghyun Kwon ,  Kisoo Park ,  Haeil Park ,  Moonjung Baek

IPC: G02F1/13357 ,  G02F1/1335

Abstract: A display apparatus includes a backlight unit comprising a light source emitting blue light, a green color conversion material and a red color conversion material, a first polarizer disposed on the backlight unit, a first base substrate disposed on the first polarizer, a thin film transistor disposed on the first base substrate, a second polarizer disposed on the thin film transistor, a first color conversion pattern and a second color conversion pattern disposed on the second polarizer, a first color filter disposed on the first color conversion pattern, a second color filter disposed on the second color conversion pattern, a second base substrate disposed on the first and second color filters, and a third polarizer disposed on the second base substrate and having a polarizing axis same as a polarizing axis of the second polarizer.

公开(公告)号：US10698276B2

公开(公告)日：2020-06-30

申请号：US15475969

申请日：2017-03-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seungjin Chu ,  Youngmin Kim ,  Seungjin Baek ,  Haeil Park

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/13357

Abstract: A display device and a method of manufacturing the display device are capable of enhancing arrangement condition of a switching element, a color conversion layer, and a pixel electrode, and increasing an aperture ratio of a pixel. The display device includes: a first substrate; a switching element and a color conversion layer on the first substrate; a polarization pattern overlapping the color conversion layer and connected to the switching element; and a pixel electrode overlapping the polarization pattern and connected to the polarization pattern.

公开(公告)号：US10385268B2

公开(公告)日：2019-08-20

申请号：US14965272

申请日：2015-12-10

Applicant: Samsung Display Co., Ltd ,  DONGWOO FINE-CHEM CO., LTD.

Inventor： Baekhee Lee ,  Minki Nam ,  Junghyun Kwon ,  Youngmin Kim ,  Namseok Roh ,  Haeil Park ,  Seontae Yoon ,  Donguk Kim ,  Kisoo Park ,  Kwangkeun Lee ,  Junhan Lee ,  Juho Kim ,  Hyounwoo Kim ,  Hunsik Kim ,  Jongsoo Lee

IPC: G03F7/031 ,  G02B5/20 ,  C09K11/88 ,  G02B1/04 ,  G02B5/22 ,  G03F7/00 ,  G02F1/1335

Abstract: A photosensitive resin composition comprises: a solvent in an amount of about 60 percentage by weight (wt %) to about 95 wt %; and a solid content in an amount of about 5 wt % to about 40 wt %, with respect to a total weight of the photosensitive resin composition, wherein the solid content comprises with respect to a total weight of the solid content: a phosphor in an amount of about 5 wt % to about 90 wt %; a photopolymerizable compound in an amount of about 4 wt % to about 70 wt %; an acetophenone-based photopolymerization initiator in an amount of about 0.1 wt % to about 20 wt %; and an alkali soluble resin in an amount of about 5 wt % to about 80 wt %, with respect to a total weight of the solid content.

公开(公告)号：US09952462B2

公开(公告)日：2018-04-24

申请号：US15069835

申请日：2016-03-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seontae Yoon ,  Junghyun Kwon ,  Minki Nam ,  Haeil Park ,  Kwangkeun Lee ,  Junhan Lee

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

CPC classification number: G02F1/133377 ,  G02F1/133617 ,  G02F2001/133521

Abstract: A display device includes: a first substrate; a support layer defining a microcavity above the first substrate; a liquid crystal layer disposed in the microcavity; a planarization layer disposed on the support layer; and a blue-light transmission layer disposed between the support layer and the planarization layer. The display device has improved light extraction efficiency and process efficiency.

公开(公告)号：US11737313B2

公开(公告)日：2023-08-22

申请号：US17219519

申请日：2021-03-31

Applicant: Samsung Display Co., Ltd.

Inventor： Hyunwoo Noh ,  Keunyoung Park ,  Haeil Park ,  Moonjung Baek ,  Kwangkeun Lee ,  Junhan Lee ,  Suji Han

IPC: H10K59/38 ,  H10K50/852 ,  H10K50/818 ,  H10K59/12 ,  H10K71/00 ,  H10K102/00

CPC classification number: H10K50/852 ,  H10K50/818 ,  H10K59/12 ,  H10K59/38 ,  H10K71/00 ,  H10K2102/3026 ,  H10K2102/331

Abstract: A display apparatus includes: a top substrate over a bottom substrate and including a first region; a second-color color filter layer on a bottom surface of the top substrate and having a 2-1st opening exposing the first region; a first-color color filter layer including a portion in the 2-1st opening and a portion on a bottom surface of the second-color color filter layer; a bank between the first-color and the second-color color filter layers and the bottom substrate, the bank having a first opening corresponding to the first region, the first opening including a 1-1st portion overlapping the 2-1st opening and a 1-2nd portion outside the 2-1st opening; a first-color quantum dot layer in the first opening; and a first reflective layer on an inner surface of the first opening and a portion of a top surface of the first-color quantum dot layer.

公开(公告)号：US11647662B2

公开(公告)日：2023-05-09

申请号：US17160352

申请日：2021-01-27

Applicant: Samsung Display Co., Ltd.

Inventor： Moonjung Baek ,  Hyunwoo Noh ,  Keunyoung Park ,  Haeil Park ,  Kwangkeun Lee ,  Junhan Lee ,  Suji Han

IPC: H10K59/38 ,  H10K50/854 ,  H10K50/86 ,  H10K59/12 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L27/322 ,  H01L27/3244 ,  H01L51/5268 ,  H01L51/5284

Abstract: A display apparatus including a light emitting device layer emitting a first light having a peak wavelength of 500 nm or less, a color control layer disposed on the light emitting device layer, the color control layer including an emitting element converting the first light, a color filter layer disposed on the color control layer, and an absorptive scattering element provided in or on the color control layer. The absorptive scattering element may include a light absorbing portion, in which absorptivity of a green or red light is greater than absorptivity of the first light. Accordingly, reflectance of the display apparatus to an external light may be reduced.

公开(公告)号：US11567248B2

公开(公告)日：2023-01-31

申请号：US16985153

申请日：2020-08-04

Applicant: Samsung Display Co., Ltd.

Inventor： Moonjung Baek ,  Seon-Tae Yoon ,  Junghyun Kwon ,  Youngmin Kim ,  Haeil Park

IPC: G02B5/20 ,  G02B5/28 ,  G02F1/1335 ,  G02F1/13357 ,  H01L27/32 ,  H01L51/52

Abstract: A display panel includes: a light emitting device to generate light; a plurality of color conversion patterns including: a first color conversion pattern including first scattering particles dispersed in the first color conversion pattern and configured to scatter the light of the light emitting device; and a second color conversion pattern including second scattering particles dispersed in the second color conversion pattern and configured to scatter the light of the light emitting device; a plurality of color filters including: a first color filter overlapping the first color conversion pattern; and a second color filter overlapping the second color conversion pattern; and a single, low index of refraction layer substantially continuously extending in the surface direction to overlap the first and the second color conversion patterns. The single, low index of refraction layer has a refractive index lower than refractive indexes of the first and second color conversion patterns.

公开(公告)号：US10698255B2

公开(公告)日：2020-06-30

申请号：US15857982

申请日：2017-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kisoo Park ,  Youngmin Kim ,  Haeil Park ,  Seon-Tae Yoon

IPC: G02F1/1335 ,  G02F1/13357

Abstract: A photoluminescence device includes a first base substrate, a blue light blocking pattern disposed on the first base substrate in a first color pixel area, a second color pixel area and a first light blocking area disposed between the first color pixel area and the second color pixel area, a blue color filter disposed on the first base substrate in a blue pixel area, the first light blocking area and a second light blocking area between the blue pixel area and the second color pixel area, a first color conversion pattern disposed on the blue light blocking pattern in the first color pixel area, and a second color conversion pattern disposed on the blue light blocking pattern in the second color pixel area.