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公开(公告)号：US20220140038A1
公开(公告)日：2022-05-05
申请号：US17572913
申请日：2022-01-11
发明人： Joon Woo BAE , So Young KOO , Han Bit KIM , Thanh Tien NGUYEN , Kyoung Won LEE , Yong Su LEE , Jae Seob LEE , Gyoo Chul JO
IPC分类号： H01L27/32 , H01L51/52 , H01L29/786 , H01L27/12
摘要： An organic light emitting diode display according to an exemplary embodiment includes: a substrate; a first buffer layer on the substrate; a first semiconductor layer on the first buffer layer; a first gate insulating layer on the first semiconductor layer; a first gate electrode and a blocking layer on the first gate insulating layer; a second buffer layer on the first gate electrode; a second semiconductor layer on the second buffer layer; a second gate insulating layer on the second semiconductor layer; and a second gate electrode on the second gate insulating layer.
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公开(公告)号：US20210049958A1
公开(公告)日：2021-02-18
申请号：US16852848
申请日：2020-04-20
发明人： Keun Woo KIM , Mee Jae KANG , Hye Na KWAK , Han Bit KIM , Thanh Tien NGUYEN , Yong Su LEE , Jae Seob LEE
IPC分类号： G09G3/325 , G09G3/3283 , G09G3/3266
摘要： A display device includes: a pixel including: a light emitting element connected between a first power source and a second power source; a first transistor connected between the first power source and the light emitting element to control a driving current, and including a first gate electrode connected to a first node and a second gate electrode connected to a bias control line; and a switching transistor connected between a data line and the first node, and including a gate electrode connected to a scan line; and a driving circuit to drive the pixel according to a driving frequency. The driving circuit drives the pixel in a first mode when the driving frequency is in a first range, and sequentially supplies a control signal having a first voltage and a second voltage to the bias control line during a light emission period of the pixel in the first mode.
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公开(公告)号：US20190245016A1
公开(公告)日：2019-08-08
申请号：US16256797
申请日：2019-01-24
发明人： Yongsu LEE , Sunghwan CHOI , Sunghoon YANG , Thanh Tien NGUYEN , Myounggeun CHA
CPC分类号： H01L27/3246 , H01L27/1222 , H01L27/3258 , H01L27/3276
摘要： A display apparatus includes a base substrate, a conductive layer disposed on the base substrate to cover entire of the base substrate, wherein the conductive layer is configured to be applied with a ground voltage, a buffer layer disposed on the conductive layer, an active pattern comprising a drain region, a source region and a channel region between the drain region and the source region, a first insulation layer disposed on the active pattern, a gate pattern disposed on the first insulation layer and comprising a gate electrode which overlapping the channel region of the active pattern, a second insulation layer disposed on the gate pattern, and a data pattern comprising a source electrode electrically connected to the source region of the active pattern, and a drain electrode electrically connected to the drain region of the active pattern.
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公开(公告)号：US20190115412A1
公开(公告)日：2019-04-18
申请号：US15965160
申请日：2018-04-27
发明人： Myoung Geun CHA , Sang Gun CHOI , Thanh Tien NGUYEN , Kyoung Won LEE , Yong Su LEE , Joo Hye JUNG
IPC分类号： H01L27/32 , G09G3/3258
CPC分类号： H01L27/3276 , G09G3/3233 , G09G3/3258 , G09G2300/0852 , G09G2310/0251 , G09G2310/0262 , H01L27/3262 , H01L27/3265
摘要： A display device includes first semiconductor pattern including a first channel portion, a first electrode connected to a driving voltage line, and a second electrode connected to a light emitting element, a first insulating, a first conductive layer including a first gate electrode, a second insulating layer, a second conductive layer including an initialization power line, a third insulating layer, an upper semiconductor layer including a second semiconductor pattern including a second channel portion, a third electrode, and a fourth electrode connected to the first gate electrode, and a third semiconductor pattern including a third channel portion, a fifth electrode connected to the third electrode, and a sixth electrode connected to the second electrode, a fourth insulating layer, and a third conductive layer including a scan line and a control signal line, wherein the upper semiconductor layer does not overlap the first gate electrode and the initialization power line.
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公开(公告)号：US20240164150A1
公开(公告)日：2024-05-16
申请号：US18417775
申请日：2024-01-19
发明人： Min-Sung KIM , Thanh Tien NGUYEN , Ki Ju IM
IPC分类号： H10K59/124
CPC分类号： H10K59/124 , G09G3/3233 , G09G2310/0251
摘要： An organic light emitting diode display includes a plurality of first signal lines, a first insulating layer covering the first signal lines, a plurality of second signal lines on the first insulating layer and crossing the first signal lines, and a plurality of pixels connected to the first signal lines and the second signal lines. A groove in the first insulating layer separates adjacent ones of the pixels and a filling material in the groove.
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公开(公告)号：US20220352282A1
公开(公告)日：2022-11-03
申请号：US17868328
申请日：2022-07-19
发明人： Mee Jae KANG , Joon Woo BAE , Thanh Tien NGUYEN , Kyoung Won LEE , Yong Su LEE , Jae Seob LEE , Gyoo Chul JO , Myoung Geun CHA
IPC分类号： H01L27/32
摘要： An exemplary embodiment of the present disclosure provides a display device including: a substrate; a semiconductor layer disposed on the substrate; a first transistor including a first gate electrode disposed on the semiconductor layer; a light-emitting diode connected with the first transistor; and a first layer disposed between the substrate and the semiconductor layer, wherein the semiconductor layer includes a first electrode, a second electrode, and a channel disposed between the first electrode and the second electrode, the channel includes an impurity, and the first layer overlaps the first transistor.
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7.发明申请公开(公告)号：US20200312937A1
公开(公告)日：2020-10-01
申请号：US16737653
申请日：2020-01-08
发明人： Thanh Tien NGUYEN , Meejae KANG , Yongsu LEE , Sanggun CHOI
IPC分类号： H01L27/32 , H01L27/12 , H01L29/786
摘要： A thin film transistor substrate includes: a substrate, a first electrode disposed on the substrate, a bank disposed on the substrate and having an inclined surface inclined at an angle with respect to the substrate, a second electrode disposed on the bank, an active pattern electrically connected to the first electrode and the second electrode, disposed on the inclined surface, and including a first conductive region and a second conductive region in which impurities are doped, and a channel region between the first conductive region and the second conductive region, and a gate electrode overlapping at least a portion of the channel region of the active pattern. The inclined surface extends in a first direction in a plan view. The first conductive region, the channel region, and the second conductive region are sequentially disposed on the inclined surface along a second direction that crosses the first direction.
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8.发明申请公开(公告)号：US20190181360A1
公开(公告)日：2019-06-13
申请号：US16202595
申请日：2018-11-28
发明人： Myounggeun CHA , Sanggun CHOI , Meejae KANG , Sanggab KIM , Joon woo BAE , Thanh Tien NGUYEN , Kyoungwon LEE , Yongsu LEE
摘要： A display substrate includes a first conductive layer on a base substrate, a first insulation layer on the first conductive layer, a second conductive layer on the first insulation layer, a second insulation layer on the second conductive layer, and a third conductive layer on the second insulation layer. The third conductive layer is connected to the first conductive layer and the second conductive layer through a contact hole passing through the first insulation layer, the second conductive layer, and the second insulation layer. A sidewall of the contact hole has a stepped shape.
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公开(公告)号：US20210057502A1
公开(公告)日：2021-02-25
申请号：US16857888
申请日：2020-04-24
发明人： Keun Woo KIM , Sang Sub KIM , Hye Na KWAK , Doo Na KIM , Thanh Tien NGUYEN , Yong Su LEE , Jae Hwan CHU
IPC分类号： H01L27/32 , G09G3/3233 , G09G3/3291 , G09G3/3266
摘要： A display device includes pixels at least one of which includes a light emitting element connected between a first power source and a second power source, a first transistor connected between the first power source and the light emitting element and controlling a driving current flowing through the light emitting element in response to a voltage of a first node, a switching transistor connected to the first node and including and active layer that includes first and second conductive regions spaced apart from each other, first and second channel regions disposed between the first and second conductive regions, and a common conductive region disposed between the first and second channel regions, and a conductive pattern overlapping the active layer to face the common conductive region.
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公开(公告)号：US20160247867A1
公开(公告)日：2016-08-25
申请号：US14857111
申请日：2015-09-17
发明人： Thanh Tien NGUYEN , Min-Sung KIM , Eun Young LEE , Ki Ju IM
IPC分类号： H01L27/32 , H01L29/423 , H01L51/00
CPC分类号： H01L27/3262 , H01L29/42376 , H01L29/42384 , H01L51/0097 , H01L2251/5338
摘要： A flexible display includes a driving circuit to drive a light emitting device. The driving circuit includes a thin film transistor which includes a column-shaped gate electrode extending in a first direction, a gate insulating layer enclosing an outer surface of the gate electrode, a semiconductor layer on an outer surface of the gate insulating layer, and first and second conductive layers enclosing first and second areas of the semiconductor layer, respectively.
摘要翻译： 柔性显示器包括用于驱动发光器件的驱动电路。 驱动电路包括薄膜晶体管，该薄膜晶体管包括沿第一方向延伸的列状栅电极，包围栅电极的外表面的栅极绝缘层，栅极绝缘层的外表面上的半导体层和第一 以及分别包围半导体层的第一和第二区域的第二导电层。
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