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公开(公告)号:US20240292733A1
公开(公告)日:2024-08-29
申请号:US18608740
申请日:2024-03-18
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jinsook Bang , Donghoon Kim , Sanghoon Yim , Jinyoung Choi , Eunjeong Hong , Kwanhee Lee
IPC: H10K85/30 , C09K11/06 , H10K50/11 , H10K50/13 , H10K50/844 , H10K85/60 , H10K101/10
CPC classification number: H10K85/342 , C09K11/06 , H10K85/623 , C09K2211/1029 , C09K2211/1044 , C09K2211/185 , H10K50/11 , H10K50/13 , H10K50/8445 , H10K2101/10
Abstract: A light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an interlayer disposed between the first electrode and the second electrode and including an emission layer patterned into a red emission layer and a green emission layer for a corresponding sub-pixel, wherein the red emission layer includes a red dopant having a horizontal dipole moment, and the green emission layer comprises a green dopant having a horizontal dipole moment, and the horizontal dipole moment of the green dopant is greater than the horizontal dipole moment of the red dopant.
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公开(公告)号:US10476036B2
公开(公告)日:2019-11-12
申请号:US15713407
申请日:2017-09-22
Applicant: Samsung Display Co., Ltd.
Inventor: Jihye Lee , Dongchan Kim , Donghoon Kim , Wonjong Kim , Jiyoung Moon , Dongkyu Seo , Dahea Im , Sanghoon Yim , Yoonhyeung Cho , Wonsuk Han
Abstract: An organic light emitting diode display device includes a substrate, an organic light emitting diode on the substrate and a capping layer on the organic light emitting diode. The capping layer includes metal iodide selected from alkali metal iodide and alkaline-earth metal iodide. The organic light emitting diode may have reduced driving voltage and improved luminous efficiency.
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公开(公告)号:US20180159083A1
公开(公告)日:2018-06-07
申请号:US15832010
申请日:2017-12-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Donghoon Kim , Dongchan Kim , Wonjong Kim , Wonmin Yun , Byoungduk Lee , Jihye Lee , Sanghoon Yim , Yoonhyeung Cho , Youngcheol Joo , Wonsuk Han
CPC classification number: H01L51/5275 , H01L27/3244 , H01L27/3272 , H01L51/5253 , H01L51/5256
Abstract: An organic light emitting display device includes: a substrate; an organic light emitting element on the substrate; and a thin film encapsulation layer on the organic light emitting element. The thin film encapsulation layer includes a first thin film, a second thin film and a third thin film which are sequentially stacked therein, a refractive index of the second thin film is about 1.7 or greater, and a refractive index of the first thin film and a refractive index of the third thin film are greater than the refractive index of the second thin film by about 0.35 or greater.
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公开(公告)号:US09896378B2
公开(公告)日:2018-02-20
申请号:US15097336
申请日:2016-04-13
Applicant: Samsung Display Co., Ltd.
Inventor: Junwoo You , Donghoon Kim , Taeho Lee
IPC: C03C21/00 , C03C23/00 , F21V8/00 , H01J37/317
CPC classification number: G02B6/0003 , C03C23/0055 , G02B6/00 , H01J37/3171 , H01J2237/31701 , Y10S977/774 , Y10S977/81 , Y10S977/824 , Y10S977/952
Abstract: A manufacturing method of an optical member includes providing a raw member, disposing first ions and second ions in the raw member, and heat-treating the raw member with the first and second ions therein such that the first ions are reacted with the second ions in the raw member to form quantum dots in the raw member which forms the optical member.
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公开(公告)号:US10429010B2
公开(公告)日:2019-10-01
申请号:US15447842
申请日:2017-03-02
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jungkyun Kim , Hanmoe Cha , Donghoon Kim
Abstract: A display device includes an organic fluorescent body unit and a display panel provided on the organic fluorescent body unit. The organic fluorescent body unit may include a light source unit including a light source substrate and a plurality of light sources on the light source substrate, a red organic fluorescent body layer covering the light sources and including a red organic fluorescent body, and a green organic fluorescent body layer provided on the red organic fluorescent body layer and including a green organic fluorescent body. The red organic fluorescent body layer may include a plurality of red organic fluorescent body patterns, each of which respectively covers one of the light sources.
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公开(公告)号:US10312473B2
公开(公告)日:2019-06-04
申请号:US15832010
申请日:2017-12-05
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Donghoon Kim , Dongchan Kim , Wonjong Kim , Wonmin Yun , Byoungduk Lee , Jihye Lee , Sanghoon Yim , Yoonhyeung Cho , Youngcheol Joo , Wonsuk Han
Abstract: An organic light emitting display device includes: a substrate; an organic light emitting element on the substrate; and a thin film encapsulation layer on the organic light emitting element. The thin film encapsulation layer includes a first thin film, a second thin film and a third thin film which are sequentially stacked therein, a refractive index of the second thin film is about 1.7 or greater, and a refractive index of the first thin film and a refractive index of the third thin film are greater than the refractive index of the second thin film by about 0.35 or greater.
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公开(公告)号:US10197854B2
公开(公告)日:2019-02-05
申请号:US15427552
申请日:2017-02-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Hyunwoo Lee , Donghoon Kim , Kang-woo Lee
IPC: G02F1/133 , G02F1/1335 , F21V8/00
Abstract: A liquid crystal display device includes a backlight unit and a liquid crystal display panel disposed on the backlight unit, wherein the backlight unit includes a light source unit and a plurality of optical sheets, wherein an optical sheet closest to the liquid crystal display panel among the plurality of optical sheets is a polarizing optical sheet and includes a base film and an optical pattern disposed on a surface of the base film, wherein at least one of the base film and the optical pattern includes an aligned organic fluorescent material.
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公开(公告)号:US10031272B2
公开(公告)日:2018-07-24
申请号:US14747468
申请日:2015-06-23
Applicant: Samsung Display Co., Ltd.
Inventor: Jae Sul An , Donghoon Kim
Abstract: A display apparatus includes a display panel and a backlight unit. The backlight unit includes a light source emitting a first color light, a light guide member, quantum dots, and a dichroic filter preventing the first color light from being leaked.
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公开(公告)号:US10025021B2
公开(公告)日:2018-07-17
申请号:US14794289
申请日:2015-07-08
Applicant: Samsung Display Co., Ltd. , SHINWHA INTERTEK CORP
Inventor: Donghoon Kim , Myeong-Ju Shin , Juyoung Yoon , Seunghwan Chung , Youngjun Choi , Mi-sun Park , Hyun-Min Bae , Jae-suk Ahn , Il-ho Jeon
IPC: F21V8/00
CPC classification number: G02B6/0053 , G02B6/0031 , G02B6/0051 , G02B6/0065 , G02B6/0068 , Y10S977/774
Abstract: Provided are a display device and a method of fabricating the display device. The display device includes a display panel, a backlight unit, and a light emitting sheet. The backlight unit is disposed under the display panel to provide light to the display panel. The light emitting sheet is disposed between the display panel and the backlight unit. The light emitting sheet includes a lower film, a first light emitting resin pattern layer, an upper film, and a second light emitting resin pattern layer. The first light emitting resin pattern layer is disposed on the lower film and includes a plurality of first protrusions and a plurality of first grooves defined between the first protrusions. The upper film is disposed on the first light emitting resin pattern layer. The second light emitting resin pattern layer is disposed between the first light emitting resin pattern layer and the upper film.
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公开(公告)号:US09880335B2
公开(公告)日:2018-01-30
申请号:US14100586
申请日:2013-12-09
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: HanMoe Cha , Seung-Hwa Ha , Donghoon Kim , Seokhyun Nam , Hayoung Lee
IPC: G02F1/1335 , F21V8/00 , H01L33/48 , H01L33/60 , H01L33/50
CPC classification number: G02B6/0001 , G02B6/0023 , G02F1/133603 , G02F2001/133614 , G02F2202/108 , H01L33/486 , H01L33/505 , H01L33/507 , H01L33/60
Abstract: A light source unit includes a light source configured to emit a light, a first case including a first groove configured to receive the light source therein, a first sealing member disposed in the first groove and covering the light source, a second case disposed on the first case and including a first opening portion overlapping with the first groove, and a quantum dot member disposed between the first case and the second case and including a light conversion area configured to convert the light to a white light and a defect area surrounding the light conversion area. The first opening portion is disposed through the second case, a portion of the light conversion area overlaps with the first opening portion and the first groove, and the light source unit is configured such that the white light exits therefrom through the first opening portion.
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