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公开(公告)号:US20200328256A1
公开(公告)日:2020-10-15
申请号:US16741599
申请日:2020-01-13
Applicant: Samsung Display Co., Ltd.
Inventor: Young Hee LEE , Hyun Shik LEE , Seung Wook CHANG , Byoung Seong JEONG , Sang Woo PYO , Jae Hoon HWANG , Ji Hwan YOON
Abstract: A display device includes a first base member having a first light-emitting area, a second light-emitting area, and a non-light-emitting area between the first and second light-emitting areas; a second base member on the first base member; a first color filter on a first surface of the second base member that faces the first base member and overlapping with the first light-emitting area; a second color filter on the first surface of the second base member and overlapping with the second light-emitting area; a color pattern on the first surface of the second base member, between the first and second color filters, and overlapping with the non-light-emitting area; a light-shielding member on the color pattern and overlapping with the non-light-emitting area; and a first wavelength conversion pattern on the second color filter and including a first wavelength shifter.
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公开(公告)号:US20230180503A1
公开(公告)日:2023-06-08
申请号:US17900271
申请日:2022-08-31
Applicant: Samsung Display Co., LTD.
Inventor: Yoonseok KA , Ji Young MOON , Hakchoong LEE , Pilgu KANG , Dong Chan KIM , Ha Jin SONG , Jung Ho CHOI , Jae Hoon HWANG
CPC classification number: H01L51/5068 , H01L27/3244 , H01L51/502 , H01L51/5084
Abstract: An embodiment provides a light emitting device including: a first electrode; a second electrode overlapping the first electrode in a plan view; and a light emitting part disposed between the first electrode and the second electrode. The second electrode includes a first layer disposed on the light emitting part and including a first organic material, and a metal thin film layer disposed on the first layer and including a first metal. The light emitting part includes an emission layer, a hole transport region disposed between the first electrode and the emission layer, and an electron transport region disposed between the emission layer and the second electrode. The first layer is disposed on the electron transport region.
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公开(公告)号:US20190096959A1
公开(公告)日:2019-03-28
申请号:US15920152
申请日:2018-03-13
Applicant: Samsung Display Co., Ltd.
Inventor: Heun Seung LEE , Hyo Yeon KIM , Hyun Shik LEE , Jae Hoon HWANG
CPC classification number: H01L27/3213 , H01L27/3225 , H01L51/0058 , H01L51/006 , H01L51/007 , H01L51/0072 , H01L51/0078 , H01L51/0081 , H01L51/0085 , H01L51/0086 , H01L51/0087 , H01L51/0088 , H01L51/5004 , H01L51/5012 , H01L51/5016 , H01L51/5096 , H01L51/5265 , H01L51/5278 , H01L2051/0063 , H01L2251/552 , H01L2251/558
Abstract: A light emitting display device includes: a first electrode positioned on a substrate; a second electrode overlapping the first electrode; a red emission layer, a green emission layer, a blue emission layer, and an infrared ray emission layer emitting light of different wavelengths and positioned between the first electrode and the second electrode; a green resonance auxiliary layer positioned between the green emission layer and the first electrode; and a blocking layer positioned between the green resonance auxiliary layer and the green emission layer, wherein the infrared ray emission layer and the green resonance auxiliary layer include the same material, and LUMO energy of the blocking layer is larger than LUMO energy of a green light emitting dopant included in the green emission layer.
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公开(公告)号:US20230157164A1
公开(公告)日:2023-05-18
申请号:US17900176
申请日:2022-08-31
Applicant: Samsung Display Co., LTD.
Inventor: Seul Ong KIM , Yoonseok KA , Ha Jin SONG , Hakchoong LEE , Jae Hoon HWANG
IPC: H01L51/00 , C07D403/04 , C09K11/06
CPC classification number: H01L51/0072 , C07D403/04 , C09K11/06 , H01L51/0067 , H01L51/0052 , H01L51/5072
Abstract: A light-emitting device includes: a first electrode; a second electrode that overlaps the first electrode; m emission parts positioned between the first electrode and the second electrode; and (m-1) charge generating layers disposed between adjacent emission parts. Each of the charge generating layers may include an n-type charge generating layer and a p-type charge generating layer, and the n-type charge generating layer may include a compound represented by Chemical Formula 1:
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公开(公告)号:US20230038628A1
公开(公告)日:2023-02-09
申请号:US17805619
申请日:2022-06-06
Applicant: Samsung Display Co., LTD.
Inventor: Won Suk HAN , Nam Su KANG , Heung Su PARK , Hui Ju PARK , Song Eun LEE , Hyun Shik LEE , Jae Hoon HWANG
Abstract: A light emitting device includes: a first electrode; a second electrode overlapping the first electrode; m light emitting units between the first electrode and the second electrode; and m-1 charge generating layers between adjacent light emitting units, wherein the charge generating layer includes: an n-type charge generating layer and a p-type charge generating layer; at least one of a plurality of n-type charge generating layers includes a dopant including an alkali metal, and at least one of a plurality of n-type charge generating layers includes a dopant including a lanthanum metal; contents of the alkali metal and the lanthanum metal doped in the n-type charge generating layer are different from each other; and the m is a natural number of greater than or equal to 3.
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公开(公告)号:US20180261652A1
公开(公告)日:2018-09-13
申请号:US15791513
申请日:2017-10-24
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Hyo Yeon KIM , Yi Seul KIM , Heun Seung LEE , Ji Hwan YOON , Jae Hoon HWANG
Abstract: A light emitting display device includes a substrate that includes a first pixel, a second pixel, a third pixel, and an infrared ray emission portion, the first pixel, the second pixel, and the third pixel representing different colors, a first electrode on the substrate, a second electrode that overlaps the first electrode, an emission layer between the first electrode and the second electrode, and an auxiliary layer between the first electrode and the emission layer. The emission layer may include a first emission layer in the first pixel and an infrared ray emission layer in the infrared ray emission portion, the auxiliary layer may include a first auxiliary layer in the first pixel, and the infrared ray emission layer and the first auxiliary layer may include the same material.
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公开(公告)号:US20170014861A1
公开(公告)日:2017-01-19
申请号:US14963461
申请日:2015-12-09
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Jae Hoon HWANG , Kwan Hee LEE
IPC: B05D1/00
CPC classification number: B05D1/60 , C23C14/24 , H01L51/001
Abstract: A deposition apparatus includes an effusion cell, a guide rail, and a cooling channel. The effusion cell extends in a first direction. The guide rail is below the effusion cell and extends in a second direction. The cooling channel is below an upper surface of the guide rail and extends in the second direction.
Abstract translation: 沉积设备包括喷射池,导轨和冷却通道。 渗出单元沿第一方向延伸。 导轨位于渗出池下方并沿第二方向延伸。 冷却通道位于导轨的上表面下方并沿第二方向延伸。
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公开(公告)号:US20210151510A1
公开(公告)日:2021-05-20
申请号:US17157887
申请日:2021-01-25
Applicant: Samsung Display Co., Ltd.
Inventor: Young Hee LEE , Hyun Shik LEE , Seung Wook CHANG , Byoung Seong JEONG , Sang Woo PYO , Jae Hoon HWANG , Ji Hwan YOON
Abstract: A display device includes a first base member having a first light-emitting area, a second light-emitting area, and a non-light-emitting area between the first and second light-emitting areas; a second base member on the first base member; a first color filter on a first surface of the second base member that faces the first base member and overlapping with the first light-emitting area; a second color filter on the first surface of the second base member and overlapping with the second light-emitting area; a color pattern on the first surface of the second base member, between the first and second color filters, and overlapping with the non-light-emitting area; a light-shielding member on the color pattern and overlapping with the non-light-emitting area; and a first wavelength conversion pattern on the second color filter and including a first wavelength shifter.
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公开(公告)号:US20200185638A1
公开(公告)日:2020-06-11
申请号:US16695833
申请日:2019-11-26
Applicant: Samsung Display Co., Ltd.
Inventor: Jung Ho CHOI , Nam Su KANG , Yi Seul KIM , Heung Su PARK , Hyun Shik LEE , Heun Seung LEE , Jae Hoon HWANG
Abstract: A display device includes: a first base substrate which comprises a plurality of pixels; a pixel electrode on the first base substrate in each of the pixels and comprises a reflective film; an organic layer on the pixel electrode; and a common electrode on the organic layer, wherein the pixel electrode has a reflectance of 80% or more for light in a first wavelength range of 420 nm to 470 nm.
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公开(公告)号:US20180261655A1
公开(公告)日:2018-09-13
申请号:US15788097
申请日:2017-10-19
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Sang Woo LEE , Heung Su PARK , Ji Hwan YOON , Jae Hoon HWANG
IPC: H01L27/32
CPC classification number: H01L27/3227 , H01L27/3211 , H01L27/3213 , H01L27/323 , H01L27/3269 , H01L51/5265
Abstract: A light emitting display device includes a substrate having a first pixel, a second pixel, a third pixel, and an infrared emission portion. The first, second, and third pixels emit light of different colors. The light emitting device also includes a first electrode on the substrate, a second electrode overlapping the first electrode, an emission layer between the first electrode and the second electrode, and an auxiliary layer between the first electrode and the emission layer. The auxiliary layer includes a first auxiliary layer on the first pixel and a second auxiliary layer in the infrared emission portion. The first auxiliary layer and second auxiliary layer include a same material.
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