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公开(公告)号：US20200313119A1
公开(公告)日：2020-10-01
申请号：US16903301
申请日：2020-06-16
发明人： Seongmin Wang , Taekyung Kim , Ohjune Kwon , Mugyeom Kim , Yoonhyeung Cho
摘要： An organic light-emitting display apparatus includes: a substrate; first electrodes arranged on the substrate at separate positions; a second electrode disposed on the first electrodes to face the first electrodes; an intermediate layer disposed between the first electrodes and the second electrode and including an emission layer; a first encapsulating layer disposed on the second electrode and patterned to have a plurality of islands, the first encapsulating layer including an organic material; and a second encapsulating layer covering the islands of the first encapsulating layer and including an inorganic material.
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公开(公告)号：US11580906B2
公开(公告)日：2023-02-14
申请号：US17101366
申请日：2020-11-23
发明人： Seongmin Wang , Yongho Yang , Jihye Kong , Jeongsoo Lee
IPC分类号： G09G3/3233 , G09G3/20
摘要： A display device includes pixels, and each pixel is connected between a first electrode or a second electrode of a driving transistor and a bias line, includes a bias transistor configured to transfer a bias voltage applied from the bias line to the first electrode or the second electrode of the driving transistor during a bias period. Bias voltages applied to the pixels emitting light of different colors are different from each other.
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公开(公告)号：US09853245B2
公开(公告)日：2017-12-26
申请号：US14608798
申请日：2015-01-29
发明人： Jin-Kwang Kim , Sang-Joon Seo , Seung-Hun Kim , Seongmin Wang
IPC分类号： H01L51/52 , H01L51/56 , H01L51/05 , H01L23/31 , H01L21/033 , H01L51/50 , H01L21/027 , H01L21/471 , H01L21/02 , H01L27/32
CPC分类号： H01L51/5256 , H01L21/02365 , H01L21/0271 , H01L21/033 , H01L21/0332 , H01L21/471 , H01L23/3192 , H01L27/3246 , H01L51/0533 , H01L51/50 , H01L51/5064 , H01L51/508 , H01L51/5253
摘要： An organic light emitting diode (OLED) display includes: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the metal oxide layer and covering a relatively larger area than the metal oxide layer; a first organic layer formed on the first inorganic layer and covering a relatively smaller area than the first inorganic layer; and a second inorganic layer formed on the first organic layer, covering a relatively larger area than the first organic layer, and contacting the first inorganic layer at an edge of the second inorganic layer.
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公开(公告)号：US11468852B2
公开(公告)日：2022-10-11
申请号：US17216835
申请日：2021-03-30
发明人： Seongbaik Chu , Eungtaek Kim , Seongmin Wang , Young-in Hwang
IPC分类号： G09G3/00 , G09G3/3291 , G09G3/3266 , G09G3/3233
摘要： An organic light emitting display device includes a substrate, a light emitting diode, a first transistor controlling a driving current of the light emitting diode, a second transistor including a second drain electrode connected to a first source electrode of the first transistor, a second gate electrode, a second channel overlapped with the second gate electrode when viewed in a plan view, a second source electrode facing the second drain electrode with the second channel interposed therebetween, and a lower gate electrode, and a plurality of driving voltage lines transmitting a first driving voltage. The lower gate electrode of the second transistor is overlapped with the second channel when viewed in a plan view, and the lower gate electrode is electrically connected to a corresponding driving voltage line among the driving voltage lines.
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公开(公告)号：US11335889B2
公开(公告)日：2022-05-17
申请号：US17080760
申请日：2020-10-26
发明人： Jin-Kwang Kim , Sang-Joon Seo , Seung-Hun Kim , Seongmin Wang
IPC分类号： H01L51/52 , H01L51/05 , H01L23/31 , H01L21/033 , H01L51/50 , H01L21/027 , H01L21/471 , H01L21/02 , H01L27/32
摘要： An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.
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公开(公告)号：US20210074740A1
公开(公告)日：2021-03-11
申请号：US17099629
申请日：2020-11-16
发明人： Youngin Hwang , Elly Gil , Sungho Kim , Eungtaek Kim , Yongho Yang , Seongmin Wang , Jina Lee , Joohyeon Jo , Seongbaik Chu
IPC分类号： H01L27/12 , H01L27/32 , G09G3/3225
摘要： A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.
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公开(公告)号：US10396312B2
公开(公告)日：2019-08-27
申请号：US15841204
申请日：2017-12-13
发明人： Jin-Kwang Kim , Sang-Joon Seo , Seung-Hun Kim , Seongmin Wang
IPC分类号： H01L51/52 , H01L51/05 , H01L23/31 , H01L21/033 , H01L51/50 , H01L21/027 , H01L21/471 , H01L21/02 , H01L27/32
摘要： An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.
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公开(公告)号：US20220165806A1
公开(公告)日：2022-05-26
申请号：US17530387
申请日：2021-11-18
发明人： Suyeon Yun , Minsoo Kim , Yoona Kim , Seongmin Wang , Anna Ryu , Jeehyun Lee , Heesoon Jeong , Byunghee Choi
IPC分类号： H01L27/32
摘要： An embodiment of a display device includes: a first display area; a second display area including a transmission area; a third display area between the first display area and the second display area; and a plurality of pixel circuits in the third display area and electrically connected to the plurality of third light-emitting elements, respectively. Each of the plurality of pixel circuits includes: a first thin-film transistor including a first semiconductor layer and a first gate electrode overlapping at least a portion of the first semiconductor layer; a second thin-film transistor including a second semiconductor layer including a material different from that of the first semiconductor layer and a second gate electrode overlapping at least a portion of the second semiconductor layer; and a bottom shielding layer below the second semiconductor layer and overlapping at least a portion of the second semiconductor layer on a plane.
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公开(公告)号：US20210280130A1
公开(公告)日：2021-09-09
申请号：US17101366
申请日：2020-11-23
发明人： Seongmin Wang , Yongho Yang , Jihye Kong , Jeongsoo Lee
IPC分类号： G09G3/3233 , G09G3/20
摘要： A display device includes pixels, and each pixel is connected between a first electrode or a second electrode of a driving transistor and a bias line, includes a bias transistor configured to transfer a bias voltage applied from the bias line to the first electrode or the second electrode of the driving transistor during a bias period. Bias voltages applied to the pixels emitting light of different colors are different from each other.
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公开(公告)号：US11004401B2
公开(公告)日：2021-05-11
申请号：US16434237
申请日：2019-06-07
发明人： Seongbaik Chu , Eungtaek Kim , Seongmin Wang , Young-in Hwang
IPC分类号： G06F1/00 , G09G3/3291 , G09G3/3266 , G09G3/3233
摘要： An organic light emitting display device includes a substrate, a light emitting diode, a first transistor controlling a driving current of the light emitting diode, a second transistor including a second drain electrode connected to a first source electrode of the first transistor, a second gate electrode, a second channel overlapped with the second gate electrode when viewed in a plan view, a second source electrode facing the second drain electrode with the second channel interposed therebetween, and a lower gate electrode, and a plurality of driving voltage lines transmitting a first driving voltage. The lower gate electrode of the second transistor is overlapped with the second channel when viewed in a plan view, and the lower gate electrode is electrically connected to a corresponding driving voltage line among the driving voltage lines.
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