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公开(公告)号：US20230380215A1
公开(公告)日：2023-11-23
申请号：US17432462
申请日：2021-02-24
发明人： Leilei CHENG , Yongchao HUANG , Qinghe WANG , Yang ZHANG , Bin ZHOU
CPC分类号： H10K59/1201 , H10K71/20 , H10K77/10 , H10K59/82 , H10K59/87 , H10K59/32 , H10K59/1213 , G02F1/1306
摘要： The disclosure relates to the technical field of display, in particular to a displaying substrate, a manufacturing method thereof and a display panel. The displaying substrate comprises a passivation layer (28) and a flat layer (29) covering the passivation layer (28), wherein the flat layer (29) comprises a first flat via hole and a plurality of second flat via holes, the passivation layer (28) comprises a first passivation via hole, and the first flat via hole and the first passivation via hole form a first sleeve hole (31); and the hole depth of the first flat via hole is smaller than that of each second flat via hole, and the hole depth of the first passivation via hole is greater than or equal to the difference between the maximum hole depth of all the second flat via holes and the hole depth of the first flat via hole.
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公开(公告)号：US20230337496A1
公开(公告)日：2023-10-19
申请号：US17637504
申请日：2021-03-31
发明人： Ning LIU , Dacheng ZHANG , Tong WU , Jun LIU , Qinghe WANG , Yang ZHANG , Bin ZHOU , Liangchen YAN , Huadong WANG , Chongchong LIU , Jie ZHANG
IPC分类号： H10K59/131 , H10K59/12 , H10K71/20
CPC分类号： H10K59/1315 , H10K59/1201 , H10K71/231
摘要： A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, organic light-emitting elements, a data line, and an electrode line. The organic light-emitting element includes a first electrode, a light-emitting layer and a second electrode sequentially stacked; the data line is located between the base substrate and the organic light-emitting element; the electrode line is on the same layer as the data line and located in a region outside a light-emitting region of the organic light-emitting element. The display substrate further includes at least one connection portion, which is in the region outside the light-emitting region and is configured to connect the electrode line and the first electrode, the connection portion is spaced apart from the second electrode, and the light-emitting layer covers the second electrode and the at least one connection portion.
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公开(公告)号：US20240276778A1
公开(公告)日：2024-08-15
申请号：US18023730
申请日：2022-04-26
发明人： Ning LIU , Yang ZHANG , Haitao WANG , Zhengchao ZHANG , Bin ZHOU , Liangchen YAN
IPC分类号： H10K59/122 , H10K59/12 , H10K59/131 , H10K59/80 , H10K102/00
CPC分类号： H10K59/122 , H10K59/1201 , H10K59/131 , H10K59/80522 , H10K2102/351
摘要： The present disclosure provides a display substrate and a preparation method thereof, and a display apparatus. The display substrate comprises a display region and a transparent region, and on a plane perpendicular to the display substrate, the display substrate at least comprises a drive structure layer and a light-emitting structure layer which are arranged on a substrate, wherein the drive structure layer at least comprises an inorganic insulation layer, and the light-emitting structure layer at least comprises a pixel definition layer; the drive structure layer of the display region further comprises a planarization layer arranged on the inorganic insulation layer, and a pixel definition layer is arranged on the planarization layer and is in contact with the planarization layer; and at least one groove is provided on the inorganic insulation layer of the transparent region, and the pixel definition layer fills the groove located in the transparent region.
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公开(公告)号：US20210296365A1
公开(公告)日：2021-09-23
申请号：US17206254
申请日：2021-03-19
发明人： Jun LIU , Liangchen YAN , Bin ZHOU , Yang ZHANG , Tongshang SU , Wei LI , Liusong NI
IPC分类号： H01L27/12
摘要： A display substrate, a method for forming the display substrate and a display device are provided. The display substrate includes: a first conductive pattern located on a base substrate, where a ring-shaped conductive protection structure is arranged at an edge of a preset region of the first conductive pattern and surrounds the preset region, and the conductive protection structure is made of an anti-dry-etching material; an insulation layer covering the first conductive pattern; and a second conductive pattern located on a side of the insulation layer away from the first conductive pattern, where the second conductive pattern is electrically connected to the first conductive pattern through the via-hole.
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5.发明申请公开(公告)号：US20210225886A1
公开(公告)日：2021-07-22
申请号：US16936447
申请日：2020-07-23
发明人： Qinghe WANG , Tongshang SU , Yongchao HUANG , Yingbin HU , Yang ZHANG , Haitao WANG , Ning LIU , Guangyao LI , Zheng WANG , Yu JI , Jinliang HU , Wei SONG , Jun CHENG , Liangchen YAN
IPC分类号： H01L27/12 , H01L29/786 , H01L29/24 , H01L29/66
摘要： A thin film transistor, a display panel and a preparation method thereof and a display apparatus are provided. The thin film transistor includes: a substrate; a gate metal located on a side of the substrate; a gate insulating layer located on a side of the gate metal away from the substrate; an active layer located on a side of the gate insulating layer away from the substrate; a first metal oxide and a second metal oxide which are located on a side of the active layer away from the substrate and are arranged on a same layer; and a source metal and a drain metal which are located on sides of the first metal oxide and the second metal oxide away from the substrate and are arranged in a same layer.
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公开(公告)号：US20210036089A1
公开(公告)日：2021-02-04
申请号：US16910766
申请日：2020-06-24
发明人： Guangyao LI , Dongfang WANG , Jun WANG , Haitao WANG , Qinghe WANG , Ning LIU , Wei LI , Yingbin HU , Yang ZHANG
摘要： The present disclosure provides an OLED display panel and a method for detecting the OLED display panel, and a display device. The OLED display panel includes a base substrate including a display area and a non-display area surrounding the display area and having a first region adjacent to the display area. The display area includes a drive signal line and a power supply voltage signal line both extending from the display area to the first region. The drive signal line includes, in the first region, a first section of wiring at an anode layer, the power supply voltage signal line includes, in the first region, a second section of wiring at a gate metal layer, and parts of the drive signal line and the power supply voltage signal line in the display area are located at a source-drain metal layer.
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7.发明申请公开(公告)号：US20200219901A1
公开(公告)日：2020-07-09
申请号：US16827151
申请日：2020-03-23
发明人： Jilei GAO , Xuebing JIANG , Songmei SUN , Peng WU , Jian ZHAO , Yang ZHANG , Mo CHEN
IPC分类号： H01L27/12 , H01L29/786 , H01L27/02 , H01L29/66
摘要： A thin film transistor, a manufacturing method thereof, an array substrate and a display panel are provided. The thin film transistor includes: a base substrate; and a gate electrode, a gate insulating layer, an active layer and a source/drain electrode layer which are on the base substrate. The source/drain electrode layer includes a source electrode and a drain electrode. The thin film transistor further includes a light blocking layer surrounding the active layer.
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公开(公告)号：US20180308408A1
公开(公告)日：2018-10-25
申请号：US15578679
申请日：2017-04-26
发明人： Mo CHEN , Jinliang LIU , Yang ZHANG
IPC分类号： G09G3/20
CPC分类号： G09G3/20 , G09G2310/0283 , G09G2310/061 , G09G2310/08 , G09G2330/021
摘要： This disclosure provides a gate driving unit, comprising an input sub-circuit, a pull-up sub-circuit, a transmission sub-circuit, an output sub-circuit, a reset sub-circuit, a pull-down sub-circuit and a storage sub-circuit, an input signal input terminal, a first clock signal input terminal, a second clock signal input terminal, a third clock signal input terminal, a fourth clock signal input terminal, a reset signal input terminal, a first level input terminal, a second level input terminal and a gate driving signal output terminal. This disclosure further provides a gate driving circuit and a driving method thereof, as well as a display device.
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公开(公告)号：US20230133139A1
公开(公告)日：2023-05-04
申请号：US17418121
申请日：2020-12-30
发明人： Yang ZHANG , Liangchen YAN , Bin ZHOU , Qinghe WANG , Leilei CHENG , Wei LI , Tao SUN
IPC分类号： H10K59/122 , H10K59/121 , H10K59/12 , H10K59/80
摘要： Disclosed are a preparation method thereof, a display panel, and a display device. The drive backboard comprises: a pixel circuit disposed on a base substrate; an anode disposed on a side of the pixel circuit facing away from the base substrate and electrically connected to the pixel circuit; and a first insulating layer disposed between the base substrate and the anode; the first insulating layer is provided with a groove surrounding the pixel circuit, the anode covers the first insulating layer, and an edge of the anode extends to an inner wall of the groove.
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10.发明申请公开(公告)号：US20220069254A1
公开(公告)日：2022-03-03
申请号：US17393661
申请日：2021-08-04
发明人： Jun LIU , Jingang FANG , Yang ZHANG , Tongshang SU , Wei HE , Bin ZHOU , Ning LIU
摘要： A light-emitting substrate includes; a base, an isolation portion disposed on the base and located in an isolation region located outside a light-emitting region, and a second insulating pattern located in the light-emitting region. The isolation portion includes a first conductive pattern, a second conductive pattern and a first insulating pattern that are sequentially stacked on the base; an orthogonal projection of the first conductive pattern on the base is located within an orthogonal projection of the second conductive pattern on the base; and a side face of the first conductive pattern proximate to the light-emitting region and a corresponding side face of the second conductive pattern proximate to the light-emitting region have a first gap therebetween. A side face of the second insulating pattern proximate to the first insulating pattern and a side face of the first insulating pattern proximate to the second insulating pattern have a second gap therebetween.
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