公开(公告)号：US12148861B2

公开(公告)日：2024-11-19

申请号：US17718869

申请日：2022-04-12

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo Choi ,  Sung Kook Park ,  Sung Eun Baek ,  Byung Choon Yang ,  So Yeon Yoon

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/00 ,  H01L33/42 ,  H01L33/62

Abstract: A display device includes a pixel electrode disposed on a substrate and including a reflective electrode layer and an upper electrode layer, a contact electrode disposed on the pixel electrode, light-emitting elements disposed on the contact electrode and disposed perpendicular to the pixel electrode, a planarization layer disposed on the pixel electrode, the planarization layer filling a space between the light-emitting elements, and a common electrode disposed on the planarization layer and the light-emitting elements, and a size of the contact electrode is equal to a size of each of the light-emitting elements in a plan view, and the upper electrode layer is disposed on the reflective electrode layer and is in a polycrystalline phase.

公开(公告)号：US09240132B2

公开(公告)日：2016-01-19

申请号：US13760835

申请日：2013-02-06

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hoon Kim ,  Hyun-Hwa Song ,  Seung Hwan Chung ,  Young Jun Choi ,  Byung Choon Yang ,  Han Moe Cha

IPC: F21V7/04 ,  G09F13/04 ,  G02F1/1335 ,  B32B5/16 ,  F21V8/00

CPC classification number: G09F13/04 ,  B32B5/16 ,  G02B6/003 ,  G02B6/0035 ,  G02B6/0041 ,  G02B6/0051 ,  G02F1/1336 ,  G02F1/133603 ,  G02F1/133606 ,  G02F2001/133614 ,  G02F2202/36 ,  Y10T428/25

Abstract: A nanophosphor sheet is presented. The nanophosphor sheet may include a base layer, a plurality of core-shell phosphors dispersed in the base layer, and a coating layer surrounding at least one core-shell phosphor among the plurality of core-shell phosphors. Also presented is a backlight device that includes a light source emitting light, a light guide plate receiving the light, and a plurality of core-shell phosphors positioned to receive the light and convert the light to white light. The core-shell phosphors may be incorporated into the light guide plate or be positioned on the light guide plate as a separate layer.

Abstract translation: 介绍了一种纳米磷光体片。 纳米磷光体片可以包括基底层，分散在基底层中的多个核 - 壳荧光体和围绕多个核 - 壳荧光体中的至少一个核 - 壳荧光体的涂层。 还提供了一种背光装置，其包括发光的光源，接收光的导光板和多个芯壳荧光体，其定位成接收光并将光转换成白光。 核 - 壳荧光体可以结合到导光板中或者作为单独的层定位在导光板上。

公开(公告)号：US12293998B2

公开(公告)日：2025-05-06

申请号：US17553680

申请日：2021-12-16

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo Choi ,  Byung Choon Yang ,  Min Woo Kim ,  Sung Kook Park ,  Hyung Il Jeon

IPC: H01L25/16 ,  H01L25/075 ,  H01L27/12 ,  H01L27/15 ,  H01L33/00 ,  H01L33/20 ,  H01L33/44 ,  H01L33/50 ,  H01L33/58 ,  H01L33/62

Abstract: A display device may include a plurality of light emitting elements on a substrate and arranged in a matrix form along a first arrangement direction and a second arrangement direction crossing the first arrangement direction, and a first sub pixel area and a second sub pixel area each overlapping at least a portion of the plurality of light emitting elements, spaced from each other in a first direction, and extending in a second direction crossing the first direction. The second direction and the first arrangement direction may be non-parallel to each other.

公开(公告)号：US12255272B2

公开(公告)日：2025-03-18

申请号：US17520118

申请日：2021-11-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jin Woo Choi ,  Min Woo Kim ,  Sung Kook Park ,  Dae Ho Song ,  Byung Choon Yang ,  Hyung Il Jeon

IPC: H01L33/54 ,  H01L33/00 ,  H01L33/10 ,  H01L33/50 ,  H01L33/62

Abstract: A display device includes a substrate, and a display element part on the substrate, and including a light emitting element configured to emit light in a display direction, and a bank pattern that protrudes in the display direction, wherein the bank pattern and the light emitting element include a same material.

公开(公告)号：US10768424B2

公开(公告)日：2020-09-08

申请号：US15861525

申请日：2018-01-03

Applicant: Samsung Display Co., Ltd.

Inventor： Hye Sog Lee ,  Byung Choon Yang ,  Jae Ho You

IPC: G02B27/01 ,  G02B27/09 ,  G03H1/10 ,  G03H1/22

Abstract: A holographic head-up display device has a light source portion that emits coherent light; an optical modulation portion that modulates the coherent light; a relay optical system that focuses the modulated light; a filter minor that has a reflection area at a focal position of the relay optical system and reflecting light incident through the relay optical system and an absorption area at the periphery of the reflection area and absorbing light incident through the relay optical system; and a transflective mirror that partially transmits and partially reflects light reflected by the filter minor.

公开(公告)号：US12295186B2

公开(公告)日：2025-05-06

申请号：US17559443

申请日：2021-12-22

Applicant: Samsung Display Co., LTD.

Inventor： Byung Choon Yang ,  Sung Kook Park ,  Dae Ho Song ,  Hyung Il Jeon ,  Joo Woan Cho ,  Jin Woo Choi

IPC: H10H20/831 ,  H01L25/075 ,  H10H20/853 ,  H10H20/857 ,  H10H29/14

Abstract: A display device includes a first electrode disposed on a substrate; a light emitting element disposed on the first electrode, the light emitting element being electrically connected to the first electrode; a second electrode disposed on the light emitting element, the second electrode being electrically connected to the light emitting element; a meta structure disposed on the second electrode, the meta structure overlapping the light emitting element; and a bank pattern disposed on the substrate, the bank pattern being spaced apart from the light emitting element.

公开(公告)号：US12219810B2

公开(公告)日：2025-02-04

申请号：US17521546

申请日：2021-11-08

Applicant: Samsung Display Co., LTD.

Inventor： Jin Woo Choi ,  Min Woo Kim ,  Sung Kook Park ,  Dae Ho Song ,  Byung Choon Yang ,  Hyung Il Jeon

IPC: H10K59/121 ,  H10K50/856 ,  H10K50/86 ,  H10K59/12 ,  H10K71/00

Abstract: The display device includes a substrate including a plurality of pixel areas; and a pixel in each of the plurality of pixel areas. The pixel may include a pixel circuit layer on the substrate and including at least one transistor; a first electrode on the pixel circuit layer and electrically connected to the transistor; a plurality of light emitting elements on the first electrode and electrically connected to the first electrode; a second electrode on the plurality of light emitting elements; and a light blocking pattern on the second electrode and including a plurality of openings corresponding to each of the plurality of light emitting elements. Here, each of the plurality of pixel areas may include an emission area corresponding to each of the plurality of openings and a non-emission area excluding the emission area.

公开(公告)号：US11430759B2

公开(公告)日：2022-08-30

申请号：US17028365

申请日：2020-09-22

Applicant: Samsung Display Co., LTD.

Inventor： Dae Ho Song ,  Min Woo Kim ,  Byung Choon Yang ,  Hyung Il Jeon ,  Jin Woo Choi

IPC: H01L23/00 ,  H01L25/16

Abstract: A display device and a method of manufacturing the same are provided. The display device includes a first electrode disposed on a substrate, an adhesive auxiliary layer disposed on the first electrode and including a self-assembled monolayer, a light emitting element disposed on the adhesive auxiliary layer, and a contact electrode disposed between the adhesive auxiliary layer and the light emitting element. The light emitting element includes a first semiconductor layer, a second semiconductor layer disposed on the first semiconductor layer, and an intermediate layer disposed between the first semiconductor layer and the second semiconductor layer.

公开(公告)号：US10386042B2

公开(公告)日：2019-08-20

申请号：US15410600

申请日：2017-01-19

Applicant: Samsung Display Co., Ltd.

Inventor： Joo Woan Cho ,  Byung Choon Yang

IPC: F21V9/30 ,  F21V8/00 ,  G02F1/35 ,  C23C14/58 ,  G02B5/02 ,  G02F1/355 ,  G02F1/017

Abstract: A wavelength conversion member is disclosed. In one aspect, the wavelength conversion member includes a first substrate, a second substrate formed over the first substrate, and a wavelength conversion layer interposed between the first and second substrates. A sealant is interposed between the first and second substrates and surrounds the wavelength conversion layer.

公开(公告)号：US12191340B2

公开(公告)日：2025-01-07

申请号：US17558079

申请日：2021-12-21

Applicant: Samsung Display Co., LTD.

Inventor： Dae Ho Song ,  Sung Eun Baek ,  Ki Seong Seo ,  Byung Choon Yang ,  Tae Hee Lee ,  Byeong Hwa Choi

IPC: H01L27/15 ,  H01L33/00 ,  H01L33/50 ,  H01L33/58 ,  H01L33/60 ,  H01L33/62

Abstract: A display device includes: a plurality of light emitting elements on a first substrate; a second substrate facing the first substrate; a partition wall on one surface of the second substrate facing the first substrate, and including a plurality of openings; a plurality of color filters in the plurality of openings; wavelength conversion layers on the plurality of color filters, respectively, and to convert wavelengths of light emitted from the plurality of light emitting elements; and an adhesive layer adhering the first substrate and the second substrate to each other. The partition wall includes a silicon single crystal.