公开(公告)号：US20170176661A1

公开(公告)日：2017-06-22

申请号：US15349877

申请日：2016-11-11

Applicant: Samsung Display Co., Ltd

Inventor： Baek Hee LEE ,  Young Min KIM ,  Min Ki NAM ,  Kyoung Won PARK ,  Hae Il PARK

IPC: F21V8/00 ,  G02F1/1343 ,  G02F1/1368 ,  G02F1/1335 ,  G02F1/1333

CPC classification number: G02B6/0026 ,  G02B6/005 ,  G02B6/0051 ,  G02B6/009 ,  G02F1/133377 ,  G02F1/133528 ,  G02F1/133603 ,  G02F1/133615 ,  G02F1/133621 ,  G02F1/134336 ,  G02F1/1368 ,  G02F2001/133614 ,  G02F2201/121 ,  G02F2201/123 ,  G02F2202/36

Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a display panel and a light assembly configured to provide light to the display panel, wherein the light assembly includes: a light-emitting device configured to emit first light; a light guide positioned to receive the first light; and a quantum dot sheet positioned on the light guide and positioned to receive the first light from the light guide, the quantum dot sheet configured to emit second light responsive to the received first light. The quantum dot sheet includes a nanophosphor and an antioxidant, and the antioxidant includes at least one compound selected from a group including a phenol-based compound, a phosphorus-based compound, and a sulfur-based compound.

公开(公告)号：US20220384755A1

公开(公告)日：2022-12-01

申请号：US17884142

申请日：2022-08-09

Applicant: Samsung Display Co. Ltd.

Inventor： Kyoung Won PARK ,  Sung Woon KIM ,  Soo Dong KIM ,  Jin Won KIM ,  Min Ki NAM

IPC: H01L51/50 ,  H01L51/52 ,  H01L27/32

Abstract: A display device includes first and second light emitting regions; first and second pixel electrodes in the first and second light emitting regions, respectively; a first organic layer in the first light emitting region, including first and second light emitting layers; a second organic layer in the second light emitting region, including a third light emitting layer; a common electrode on the first and second organic layers; a wavelength conversion pattern on the common electrode, overlapping the first organic layer, and wavelength-converting light of a first color into light of a second color, different from the first color; and a light transmitting pattern on the common electrode, overlapping the second organic layer. The third light emitting layer and one of the first and second light emitting layers emit light of the first color, and another one of the first and second light emitting layers emits light of the second color.

公开(公告)号：US20200081292A1

公开(公告)日：2020-03-12

申请号：US16413539

申请日：2019-05-15

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Won PARK ,  Min Ki NAM ,  Sung Woon KIM ,  Dong Han SONG

IPC: G02F1/1335 ,  H01L27/32

Abstract: A color conversion element and a display device including the same are provided. The color conversion element includes: a base substrate in which a first region and a second region are defined; a color conversion layer on the base substrate, in the first region, and including color conversion particles configured to convert a wavelength of incident light; and a color light transmitting layer on the base substrate and in the second region; wherein each of the color conversion particles includes a compound represented by Formula 1 (AmBnXl - - - (1)), where, in Formula 1, A is Cs, Rb, or an alloy thereof; B is at least one of Cu, Sb, Ge, Sn, and Bi, or an alloy thereof; m, n, and I are each an integer of 1 to 9; and X is at least one of F, Cl, Br, and I, or a mixture thereof.

公开(公告)号：US20180291268A1

公开(公告)日：2018-10-11

申请号：US15860902

申请日：2018-01-03

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

Inventor： Min Ki NAM ,  Kyoung Won PARK ,  Keun Chan OH ,  Jae Jin LYU ,  Baek Hee LEE ,  Hyeok Jin LEE ,  Jaikyeong KIM ,  Heesuk KIM ,  Wan Ki BAE ,  Doh Chang LEE

IPC: C09K11/88

Abstract: A method of manufacturing a quantum dot, the method including preparing a CdS/CdSe/CdS quantum dot that includes a CdS-containing first core, a CdSe-containing second core, and a CdS-containing shell; forming a Cu2S/Cu2Se/Cu2S quantum dot by injecting the CdS/CdSe/CdS quantum dot into a solution containing a Cu precursor; and forming a ZnS/ZnSe/ZnS quantum dot by injecting the Cu2S/Cu2Se/Cu2S quantum dot into a solution containing a Zn precursor.

公开(公告)号：US20180108303A1

公开(公告)日：2018-04-19

申请号：US15678977

申请日：2017-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Won PARK ,  Min Ki NAM ,  Seon-Tae YOON ,  Baek Hee LEE ,  Young Min KIM ,  Hae Il PARK

IPC: G09G3/34 ,  G02F1/23 ,  H01L27/32

CPC classification number: G09G3/3413 ,  B82Y20/00 ,  G02F1/23 ,  G09G2340/06 ,  H01L27/322 ,  H01L2251/5369 ,  Y10T428/24802 ,  Y10T428/24876

Abstract: A color conversion panel according to an exemplary embodiment includes: a substrate; and a plurality of color conversion layers and a transmission layer that are disposed on the substrate, the plurality of color conversion layers including nanocrystals, wherein at least one color conversion layer of the plurality of color conversion layers includes a first color conversion layer and a second color conversion layer, the first color conversion layer is disposed between the substrate and the second color conversion layer, and the first and second color conversion layers are configured so that a wavelength of light color-converted in the first color conversion layer is shorter than a wavelength of light color-converted in the second color conversion layer.