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公开(公告)号：US20210013273A1
公开(公告)日：2021-01-14
申请号：US17033873
申请日：2020-09-27
Applicant: Samsung Display Co., Ltd.
Inventor： Hee Seong JEONG , Won Ju KWON , Dal Ho KIM , Gi-Na YOO , Dong Jin LEE
Abstract: An OLED display including first, second, and third color pixels on a substrate, each including a first electrode, an organic emission layer, a second electrode, and a capping layer, in which the first color pixel emits green light, and each of the second and third color pixels emits a color of light other than green, the organic emission layer of the first color pixel includes first and second emission layers that emit light, the organic emission layer of the second or third color pixel includes a third emission layer that emit light, the second and third emission layers include both a host and a dopant, the first emission layer includes the host, but not any dopants therein, and the second emission layer is disposed on the first electrode, and the first emission layer is disposed on the second emission layer.
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公开(公告)号：US20190206305A1
公开(公告)日：2019-07-04
申请号：US16005697
申请日：2018-06-12
Applicant: Samsung Display Co., Ltd.
Inventor： Seong Min LEE , Dong Jin LEE , Ju Kyung JO
CPC classification number: G09G3/32 , G09G3/2003 , G09G2310/0243 , G09G2310/0264 , G09G2320/0233 , G09G2330/028
Abstract: A method of setting a driving voltage of a display device including the steps of: measuring luminance of the display device; obtaining a color coordinate from the luminance of the display device and determining luminance efficiency with respect to the color coordinate; determining an initial value of the driving voltage with respect to the determined luminance efficiency; and determining an optimal driving voltage of the display device by using the determined initial value of the driving voltage.
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公开(公告)号：US20170098686A1
公开(公告)日：2017-04-06
申请号：US15097871
申请日：2016-04-13
Applicant: Samsung Display Co., Ltd.
Inventor： Hee Seong JEONG , Won Ju KWON , Dal Ho KIM , Gi-Na YOO , Dong Jin LEE
CPC classification number: H01L27/3211 , H01L27/3262 , H01L27/3265 , H01L27/3276 , H01L51/5012 , H01L51/5016 , H01L51/504 , H01L51/5056 , H01L51/5072 , H01L51/5092 , H01L51/5237 , H01L51/5253 , H01L51/5275 , H01L2251/558
Abstract: An organic light emitting diode (OLED) display includes a substrate, a first electrode disposed on the substrate, an organic emission layer disposed on the first electrode, a second electrode disposed on the organic emission layer, and a capping layer disposed on the second electrode, in which an optical thickness of the capping layer is in a range of about 1100 Å to about 1400 Å.
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4.发明申请公开(公告)号：US20190198578A1
公开(公告)日：2019-06-27
申请号：US16288002
申请日：2019-02-27
Applicant: Samsung Display Co., Ltd.
Inventor： Hee Seong JEONG , Won Ju KWON , Dal Ho KIM , Gi-Na YOO , Dong Jin LEE
CPC classification number: H01L27/3211 , H01L27/3262 , H01L27/3265 , H01L27/3276 , H01L51/5012 , H01L51/5016 , H01L51/504 , H01L51/5056 , H01L51/5072 , H01L51/5092 , H01L51/5237 , H01L51/5253 , H01L51/5275 , H01L2251/558
Abstract: An OLED display including first, second, and third color pixels each including a first electrode, an organic emission layer, a second electrode, and a capping layer disposed on the disposed on the substrate, in which the first color pixel is configured to emit green light, and the second and third color pixels are each configured to emit a color of light other than green, the organic emission layer of the first color pixel includes a first emission layer and a second emission layer each being configured to emit light, the organic emission layer of the second color pixel or in the third color pixel includes a third emission layer configured to emit light, the second emission layer and the third emission layer include both a host and a dopant, and the first emission layer includes the host, and does not include any dopants therein.
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