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公开(公告)号：US20230165089A1
公开(公告)日：2023-05-25
申请号：US18158320
申请日：2023-01-23
发明人： Hyun Min CHO , Tae Wook KANG , Sang Gun CHOI , Shin Il CHOI , Yun Jung OH , Myoung Geun CHA
IPC分类号： H10K59/131 , H10K50/824 , H10K59/124 , H10K59/121 , H10K71/00
CPC分类号： H10K59/131 , H10K50/824 , H10K59/124 , H10K59/1213 , H10K71/00
摘要： A display apparatus includes: a base substrate; a thin film transistor and a power supply wire on the base substrate; a first electrode on the base substrate, and electrically connected to the thin film transistor; a light emitting layer and a common layer on the first electrode; and a second electrode on the common layer. The power supply wire includes: a first conductive layer; a second conductive layer on the first conductive layer; and a third conductive layer on the second conductive layer. The third conductive layer protrudes more than the second conductive layer on a side surface of the power supply wire, and the second electrode contacts a side surface of the second conductive layer.
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公开(公告)号：US20210167153A1
公开(公告)日：2021-06-03
申请号：US17151883
申请日：2021-01-19
发明人： Myoung Geun CHA , Sang Gun CHOI , Sang Sub KIM , Ji Yeong SHIN , Yong Su LEE , Ki Seok CHOI
IPC分类号： H01L27/32
摘要： An organic light emitting diode display includes a first thin film transistor of which a channel is formed in a polycrystalline transistor, a second thin film transistor of which a channel is formed in an oxide semiconductor layer, an organic light emitting diode electrically connected to the first thin film transistor, a storage capacitor having a first electrode and a second electrode, wherein the second electrode of the storage capacitor is electrically connected to a gate electrode of the first thin film transistor, and an overlapping layer overlapping the oxide semiconductor layer in a plan view and receiving a positive voltage. The oxide semiconductor layer is positioned higher than the gate electrode of the first thin film transistor and the second electrode of the storage capacitor.
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公开(公告)号：US20210036079A1
公开(公告)日：2021-02-04
申请号：US16838931
申请日：2020-04-02
发明人： Keun Woo KIM , Yong Su LEE , Myoung Geun CHA , Doo Na KIM , Sang Sub KIM , Jae Hwan CHU , Sang Gun CHOI
IPC分类号： H01L27/32
摘要： A display device includes: a pixel at a display region. The pixel includes: a light-emitting element connected between a first power source and a second power source; and a first transistor connected between the first power source and the light-emitting element, the first transistor to control a driving current of the light-emitting element in response to a voltage of a first node. The first transistor includes a first driving transistor and a second driving transistor that are connected in series with each other between the first power source and the light-emitting element, and the first driving transistor and the second driving transistor have structures that are asymmetric with each other in a cross-sectional view.
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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：US20240206246A1
公开(公告)日：2024-06-20
申请号：US18236319
申请日：2023-08-21
发明人： Hee Kyun SHIN , Yong Hoon YANG , Myoung Geun CHA , Ki Seok CHOI
IPC分类号： H10K59/126 , C08G73/10 , C08J5/18
CPC分类号： H10K59/126 , C08G73/1007 , C08G73/1064 , C08G73/1071 , C08J5/18 , C08J2379/08
摘要： A display device including a first substrate and a second substrate. A first barrier layer is on the first substrate and the second substrate is on the first barrier layer. A second barrier layer is on the second substrate and a buffer layer is on the second barrier layer. At least one transistor is on the buffer layer and an organic light-emitting diode is on the at least one transistor. The second substrate comprises a polyimide resin and a dielectric constant of the second substrate is smaller than a dielectric constant of the first substrate.
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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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公开(公告)号：US20190326560A1
公开(公告)日：2019-10-24
申请号：US16203784
申请日：2018-11-29
发明人： Myoung Geun CHA , Sang Gun CHOI , Joon Woo BAE , Ji Yeong SHIN , Yong Su LEE
IPC分类号： H01L51/56 , H01L27/32 , H01L51/52 , H01L21/308
摘要： A method for manufacturing a display device including forming a lower electrode on a substrate; depositing a first insulation layer thereon; forming a semiconductor layer that overlaps the lower electrode thereon; depositing a second insulation layer thereon; forming a gate electrode and an etching prevention layer that overlap the semiconductor layer thereon; depositing a third insulation layer thereon; forming a first conductor that overlaps the gate electrode thereon; depositing a fourth insulation layer thereon; forming a photosensitive film patterns thereon by depositing a photosensitive film and exposing and developing the photosensitive film such that portions of the photosensitive film are removed in a first area, a second area, and a third area; etching the third insulation layer using the patterns as an etching mask; etching the etching prevention layer by using the patterns as an etching mask; and etching the first insulation layer using the patterns as an etching mask.
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公开(公告)号：US20140138772A1
公开(公告)日：2014-05-22
申请号：US13892574
申请日：2013-05-13
发明人： Hyun Jae NA , Yoon Ho KHANG , Sang Ho PARK , Dong Hwan SHIM , Se Hwan YU , Yong Su LEE , Myoung Geun CHA
IPC分类号： H01L27/12
CPC分类号： H01L29/4908 , H01L29/518 , H01L29/78603 , H01L29/78633
摘要： A thin film transistor display panel according to an exemplary embodiment of the present invention includes a substrate, a first insulating layer formed on the substrate, a semiconductor layer formed on the first insulating layer, a second insulating layer formed on the semiconductor layer, and a gate electrode formed on the second insulating layer, in which the first insulating layer includes a light blocking material, and a thickness of the first insulating layer is greater than or equal to a thickness of the second insulating layer.
摘要翻译： 根据本发明的示例性实施例的薄膜晶体管显示面板包括基板，形成在基板上的第一绝缘层，形成在第一绝缘层上的半导体层，形成在半导体层上的第二绝缘层，以及 形成在第二绝缘层上的栅电极，其中第一绝缘层包括遮光材料，第一绝缘层的厚度大于或等于第二绝缘层的厚度。
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公开(公告)号：US20240172499A1
公开(公告)日：2024-05-23
申请号：US18424535
申请日：2024-01-26
发明人： Myoung Geun CHA , Sang Gun CHOI , Ji Yeong SHIN , Yong Su LEE
IPC分类号： H10K59/131 , G09G3/32 , H10K59/123 , H10K77/10
CPC分类号： H10K59/131 , G09G3/32 , H10K59/123 , H10K77/111 , G09G2300/0426 , G09G2300/0809 , G09G2320/02 , H10K2102/311
摘要： A display device includes a substrate including a display area including a plurality of pixels, a peripheral area around the display area, and a bending area disposed in the peripheral area. A plurality of transistors is disposed in each pixel; a driving voltage line is disposed in the display area and transmits a driving voltage; a driving voltage transmission line is disposed in the peripheral area and is connected to the driving voltage line; and a conductive overlap layer overlaps at least one of the plurality of transistors.
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公开(公告)号：US20230022035A1
公开(公告)日：2023-01-26
申请号：US17683848
申请日：2022-03-01
发明人： Myoung Geun CHA , Sang Gun CHOI , Hye Na KWAK , Yun Jung OH , Ki Seok CHOI
摘要： A display device including: a substrate including a main area and a sub-area at a side of the main area; a thin-film transistor on the substrate and positioned in the main area; a first insulating layer on a gate electrode of the thin-film transistor; a light-emitting element on the first insulating layer, positioned in the main area, and electrically connected to the thin-film transistor; a plurality of pads on the first insulating layer and positioned in the sub-area; and a light-blocking layer overlapping the plurality of pads and located between the substrate and the first insulating layer.
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