公开(公告)号：US20220190041A1

公开(公告)日：2022-06-16

申请号：US17446815

申请日：2021-09-02

Applicant: Samsung Display Co., Ltd.

Inventor： Taek Joon LEE ,  Sang Hee YU ,  Jae Jin LYU ,  Seung Hee JANG ,  Baek Hee LEE ,  Jun Woo LEE

IPC: H01L27/32 ,  H01L25/16

Abstract: A display device according to an embodiment includes a light emitting unit including a first light emitting diode to emit first blue light, a second light emitting diode to emit second blue light, the second blue light being different from the first blue light in central wavelength, and a quantum dot color conversion unit including a quantum dot color conversion layer on and overlapping the second light emitting diode.

公开(公告)号：US20200319516A1

公开(公告)日：2020-10-08

申请号：US16909858

申请日：2020-06-23

Applicant: SAMSUNG DISPLAY CO., LTD. ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Kyoung Won PARK ,  Baek Hee LEE ,  Min Ki NAM ,  Hyeok Jin LEE ,  Keun Chan OH ,  Jae Jin LYU ,  Baek Kyun JEON ,  Sungjun KOH ,  Doh Chang LEE

IPC: G02F1/13357 ,  G02F1/1335

Abstract: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.

公开(公告)号：US20170329175A1

公开(公告)日：2017-11-16

申请号：US15594026

申请日：2017-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Baek Hee LEE ,  Yong Seok KIM ,  Min Ki NAM ,  Hae Il PARK

IPC: G02F1/1335 ,  G02F1/1333

CPC classification number: G02F1/133504 ,  G02F1/133345 ,  G02F1/133377 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/133528 ,  G02F1/133621 ,  G02F2001/133562 ,  G02F2001/133614 ,  G02F2202/36

Abstract: A display device may include a first polarizer, a second polarizer, a liquid crystal layer, a light unit, a color filter layer, and a particle set. The second polarizer may overlap the first polarizer. The liquid crystal layer may be positioned between the first polarizer and the second polarizer. The light unit may overlap the liquid crystal layer and may provide first light. The first polarizer may be positioned between the light unit and the liquid crystal layer. The color filter layer may overlap the liquid crystal layer. The second polarizer may be positioned between the color filter layer and the liquid crystal layer. The particle set may include a plurality of particles, may overlap the liquid crystal layer, and may scatter the first light. The second polarizer may be positioned between the particle set and the liquid crystal layer.

公开(公告)号：US20170176662A1

公开(公告)日：2017-06-22

申请号：US15446964

申请日：2017-03-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Baek Hee LEE ,  Hae Il PARK ,  Mun Ki SIM ,  Seon-Tae YOON

IPC: F21V8/00 ,  G02F1/1341 ,  B29C35/08 ,  G02F1/1339 ,  B29C70/74 ,  G02F1/1335 ,  G02F1/1334

CPC classification number: G02B6/0026 ,  B29C35/0805 ,  B29C70/745 ,  B29C2035/0827 ,  B29K2105/162 ,  B29K2995/0036 ,  B29L2031/3475 ,  G02B6/0023 ,  G02B6/0065 ,  G02F1/1334 ,  G02F1/133621 ,  G02F1/1339 ,  G02F1/1341 ,  G02F2001/133614 ,  G02F2202/36 ,  G02F2203/05

Abstract: A liquid crystal display device, includes a display panel; a light guide plate to transfer light to the display panel; and a light source module on a side surface of the light guide plate to supply light to the light guide plate, the light source module including a light source to generate light; and a quantum dot unit between the light source and the light guide plate, the quantum dot unit extending along the side surface of the light guide plate and including a tube member filled with a resin including quantum dots, the tube member including a sealing part.

公开(公告)号：US20170037314A1

公开(公告)日：2017-02-09

申请号：US15059325

申请日：2016-03-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Min Ki NAM ,  Baek Hee LEE ,  Young Min KIM ,  Hae Il PARK ,  Dong-Hoon LEE

IPC: C09K11/88 ,  H01L51/50

CPC classification number: C09K11/883 ,  B82Y40/00 ,  C09K11/08 ,  C09K11/0811 ,  C09K11/54 ,  C09K11/62 ,  H01L27/3281 ,  H01L51/502 ,  Y10S977/774

Abstract: A method for manufacturing a quantum dot includes a method of manufacturing a quantum dot including heating a first mixture including a Group II precursor and a Group III precursor, adding an organic solvent to the first mixture and cooling the resultant under an inert gas atmosphere, adding a Group V precursor solution to the cooled resultant including the first mixture and the organic solvent to prepare a second mixture and heating the second mixture, and adding a mixture of a Group V precursor and a Group VI precursor to the second mixture to prepare a third mixture and allowing third mixture to react.

Abstract translation: 制造量子点的方法包括制造量子点的方法，包括加热包括II族前体和III族前体的第一混合物，向第一混合物中加入有机溶剂，并在惰性气体气氛下冷却所得物，加入 将包含第一混合物和有机溶剂的冷却产物的V族前体溶液加入到第二混合物中，并加热第二混合物，并将V族前体和VI族前体的混合物加入第二混合物中以制备第三混合物 混合物并允许第三混合物反应。

公开(公告)号：US20160216545A1

公开(公告)日：2016-07-28

申请号：US14736993

申请日：2015-06-11

Applicant: Samsung Display Co., Ltd.

Inventor： Baek Hee LEE ,  Nam Seok ROH ,  Hae Il PARK

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

CPC classification number: G02F1/133528 ,  G02F1/133377 ,  G02F2202/36

Abstract: Provided is a liquid crystal display including: a substrate; a thin film transistor disposed on the substrate; a pixel electrode disposed on the thin film transistor and connected to the thin film transistor; a roof layer disposed on the pixel electrode to be spaced apart from the pixel electrode with a microcavity therebetween; a liquid crystal layer positioned in the microcavity; a polarizer; and a quantum rod layer in which a plurality of quantum rods is disposed, in which one of the polarizer and the quantum rod layer is disposed below the substrate and the other one is disposed on the roof layer.

Abstract translation: 提供一种液晶显示器，包括：基板; 设置在所述基板上的薄膜晶体管; 设置在薄膜晶体管上并连接到薄膜晶体管的像素电极; 设置在像素电极上以与像素电极间隔开的屋顶层，其间具有微腔; 定位在微腔中的液晶层; 偏振片 以及量子棒层，其中设置有多个量子棒，其中偏振器和量子棒层中的一个设置在衬底下方，另一个设置在屋顶层上。

公开(公告)号：US20150346554A1

公开(公告)日：2015-12-03

申请号：US14508892

申请日：2014-10-07

Applicant: Samsung Display Co., Ltd.

Inventor： Baek Hee LEE ,  Nam Seok ROH ,  Hae Il PARK ,  Mun Ki SIM

IPC: G02F1/1335 ,  G02F1/1343

CPC classification number: G02F1/133377 ,  G02F1/133514 ,  G02F1/13725 ,  G02F2203/02

Abstract: A liquid crystal display (LCD) comprises a light source configured to provide a first light having a first wavelength, a first wavelength conversion layer configured to convert the first light into a second light having a second wavelength longer than the first wavelength, and a first optical shutter which overlaps the first wavelength conversion layer, is configured to adjust transmittance of the first light or the second light, and comprises liquid crystal molecules and dichromatic dye.

Abstract translation: 液晶显示器（LCD）包括被配置为提供具有第一波长的第一光的光源，被配置为将第一光转换成具有比第一波长长的第二波长的第二光的第一波长转换层，以及第一 与第一波长转换层重叠的光学快门被配置为调节第一光或第二光的透射率，并且包括液晶分子和二色染料。