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公开(公告)号：US10790337B2
公开(公告)日：2020-09-29
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
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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Patent Agency Ranking
公开(公告)号：US11380734B2
公开(公告)日：2022-07-05
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：US11183548B2
公开(公告)日：2021-11-23
申请号：US16921271
申请日：2020-07-06
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Won Ju Kwon , Hee Seong Jeong
Abstract: A display device includes: a substrate including a curved portion and a flat portion; an insulating layer disposed on the substrate; a first organic light emitting diode disposed on the insulating layer and having a first projection; and a second organic light emitting diode having a second projection, wherein a light emission portion is disposed in the curved portion and the flat portion, the first projection overlaps the light emission portion disposed in the curved portion and is asymmetric in the light emission portion, and the second projection overlaps the light emission portion in the flat portion and is symmetric in the light emission portion.
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公开(公告)号：US10707285B2
公开(公告)日：2020-07-07
申请号：US15676435
申请日：2017-08-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Won Ju Kwon , Hee Seong Jeong
Abstract: A display device includes: a substrate including a curved portion and a flat portion; an insulating layer disposed on the substrate; a first organic light emitting diode disposed on the insulating layer and having a first projection; and a second organic light emitting diode having a second projection, wherein a light emission portion is disposed in the curved portion and the flat portion, the first projection overlaps the light emission portion disposed in the curved portion and is asymmetric in the light emission portion, and the second projection overlaps the light emission portion in the flat portion and is symmetric in the light emission portion.
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公开(公告)号：US11985846B2
公开(公告)日：2024-05-14
申请号：US17226554
申请日：2021-04-09
Applicant: Samsung Display Co., Ltd.
Inventor： Dal Ho Kim , Hee Seong Jeong , Won Ju Kwon , Sun Hwa Kim , Hyang Ki Sung , Na Ri Heo , Sang Min Hong
IPC: H10K50/81 , H10K50/84 , H10K50/844 , H10K50/85 , H10K50/858 , H10K59/12 , H10K59/80 , H10K50/816 , H10K50/818 , H10K59/121 , H10K59/122 , H10K59/131 , H10K77/10 , H10K102/00
CPC classification number: H10K50/858 , H10K50/844 , G09G2300/0408 , H10K50/816 , H10K50/818 , H10K50/8445 , H10K59/12 , H10K59/1216 , H10K59/122 , H10K59/131 , H10K59/80516 , H10K59/80517 , H10K77/111 , H10K2102/311 , H10K2102/351
Abstract: A display device includes: a substrate; a display element on the substrate; a capping layer on the display element; and a thin film encapsulation layer on the capping layer, wherein the capping layer includes: a first capping layer on the display element; a second capping layer on the first capping layer, the second capping layer having a refractive index greater than that of the first capping layer; and a third capping layer on the second capping layer, the third capping layer having a refractive index smaller than that of the second capping layer, wherein the second capping layer has a thickness of 30 nanometers (nm) to 60 nm.
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公开(公告)号：US11895875B2
公开(公告)日：2024-02-06
申请号：US17530599
申请日：2021-11-19
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Won Ju Kwon , Hee Seong Jeong
IPC: H10K59/124 , H10K59/131 , H10K59/35 , H10K77/10 , H10K50/813 , H10K50/822 , H10K59/122 , H10K102/00
CPC classification number: H10K59/124 , H10K59/131 , H10K59/352 , H10K59/353 , H10K77/111 , H10K50/813 , H10K50/822 , H10K59/122 , H10K2102/3026 , H10K2102/311
Abstract: A display device includes: a substrate including a curved portion and a flat portion; an insulating layer disposed on the substrate; a first organic light emitting diode disposed on the insulating layer and having a first projection; and a second organic light emitting diode having a second projection, wherein a light emission portion is disposed in the curved portion and the flat portion, the first projection overlaps the light emission portion disposed in the curved portion and is asymmetric in the light emission portion, and the second projection overlaps the light emission portion in the flat portion and is symmetric in the light emission portion.
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