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公开(公告)号：US10510814B2
公开(公告)日：2019-12-17
申请号：US15744499
申请日：2017-06-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yanliu Sun , Shiming Shi , Zheng Liu
Abstract: An OLED display panel and a display device are provided. An image sensor is added below OLED light-emitting devices, a light shielding layer including at least one pinhole imaging region is added between the image sensor and the OLED light emitting device, with the pinhole imaging region corresponding to a gap position between the OLED light-emitting devices in the light shielding layer and staggered from light shielding parts in a signal routing and a control device, an object located above the OLED display panel is imaged on the image sensor.
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82.发明授权公开(公告)号：US10446410B2
公开(公告)日：2019-10-15
申请号：US15321537
申请日：2016-03-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoyong Lu , Chunping Long , Chien Hung Liu , Yucheng Chan , Xiaolong Li , Zheng Liu
IPC: H01L21/321 , H01L21/306 , H01L21/768 , H01L21/3105 , H01L21/3213 , H01L21/02 , H01L21/48
Abstract: Embodiments of the present invention provide a method of processing a surface of a polysilicon and a method of processing a surface of a substrate assembly. The method of processing a surface of a polysilicon includes forming a material film on the surface of the polysilicon; and processing, by using a chemico-mechanical polishing technology, the surface of the polysilicon on which the material film is formed. The material film is selected such that the polysilicon is preferentially removed in a polishing process.
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83.发明申请公开(公告)号：US20190173054A1
公开(公告)日：2019-06-06
申请号：US16107676
申请日：2018-08-21
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Abstract: The present disclosure discloses a display panel, which includes a thin-film transistor arranged on a substrate, an electroluminescent diode arranged on the thin-film transistor, which includes a bottom electrode, a light emitting layer, and a top electrode, and a thin-film encapsulation layer covering the electroluminescent diode. The display panel further includes an auxiliary electrode and a lead wire of the top electrode of the electroluminescent diode. The auxiliary electrode is electrically connected to the lead wire of the top electrode of the electroluminescent diode by penetrating through a via hole of the thin-film encapsulation layer. Arrangements of the present disclosure provide a display panel and a manufacturing method thereof and a display device including the display panel.
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公开(公告)号：US10249763B2
公开(公告)日：2019-04-02
申请号：US15528215
申请日：2016-12-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Zheng Liu , Xiaolong Li , Yueping Zuo , Lujiang Huangfu
IPC: H01L29/786 , H01L29/66
Abstract: A semiconductor device, an array substrate, and a display device, and their fabrication methods are provided. An exemplary semiconductor device includes a first electrode, an insulating layer, and a second electrode, over a substrate. A conductive layer is on the insulating layer. A semiconductor layer is on the first electrode, on a first sidewall of the insulating layer, on the conductive layer, on the second sidewall of the insulating layer, and on the second electrode. A first gate electrode is over a portion of the semiconductor layer that is on the first sidewall of the insulating layer. A second gate electrode is over a portion of the semiconductor layer that is on the second sidewall of the insulating layer.
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公开(公告)号：US20180197895A1
公开(公告)日：2018-07-12
申请号：US15531154
申请日：2016-06-06
Applicant: BOE Technology Group Co., Ltd.
Inventor： Zheng Liu
IPC: H01L27/12 , H01L29/786 , H01L21/02 , H01L21/265 , H01L21/266 , H01L29/66
CPC classification number: H01L27/1251 , G02F1/1368 , H01L21/02532 , H01L21/02592 , H01L21/02667 , H01L21/26513 , H01L21/266 , H01L27/1222 , H01L27/1259 , H01L27/1274 , H01L27/1288 , H01L27/3262 , H01L29/6675 , H01L29/78672
Abstract: A TFT array substrate, a method for manufacturing the same, and a display device including such TFT array substrate are disclosed. The TFT array substrate includes a base substrate (100); and two thin film transistors located on the base substrate. The two thin film transistors each includes an active layer (102, 107) having a source region and a drain region, the two active layers of the two thin film transistors are superposed with each other in a direction perpendicular to the base substrate. The drain region of one of the two active layers is electrically connected to the source region of the other one of the two active layers so that the two thin film transistors are connected in series.
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Patent Agency Ranking
公开(公告)号：US20180144677A1
公开(公告)日：2018-05-24
申请号：US15508608
申请日：2016-09-22
Inventor： Xiaoxiang Zhang , Zheng Liu , Mingxuan Liu , Huibin Guo , Xi Chen
CPC classification number: G09G3/2092 , G09G3/20 , G09G2310/0254 , G09G2310/0267 , G09G2310/0278 , G09G2310/0286 , G09G2310/08 , G11C19/28
Abstract: The present application discloses a shift register unit for outputting a gate driving signal to control image display in an operation cycle including sequentially an input phase, an output phase, an output-suspending phase, the shift register unit including a first node-control circuit connected to a pull-up node and a first pull-down node; a second node-control circuit connected to a pull-down control node and the pull-up node; a pull-up circuit connected to the pull-up node, a first input terminal for receiving a first clock signal, and an output terminal for outputting the gate driving signal, and configured to control the first clock signal to be passed from the first input terminal to the output terminal when the pull-up node is at a first potential level; a third node-control circuit connected to the pull-up node, the first pull-down node, the pull-down control node, and a second input terminal for receiving a second clock signal; and configured to control the first pull-down node to receive the second clock signal from the second input terminal when the pull-down control node is at the first potential level; a first pull-down circuit connected to the first pull-down node and the output terminal to control a second potential level to be passed to the output terminal when the first pull-down node is at the first potential level; a fourth node-control circuit connected to a second pull-down node and the pull-down control node to control the second pull-down node at the second potential level during the input phase and the output phase and to maintain an inverted potential level between the second pull-down node and the first pull-down node during the output-suspending phase; and a second pull-down circuit connected to the second pull-down node and the output terminal to yield a second potential level at the output terminal when the second pull-down node is at the first potential level, the first node-control circuit being further connected to the second pull-down node to control the pull-up node at the second potential level when the second pull-down node is at the first potential level.
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公开(公告)号：US20180113354A1
公开(公告)日：2018-04-26
申请号：US15503046
申请日：2016-07-05
Inventor： Zhichao Zhang , Tsungchieh Kuo , Zheng Liu , Mingxuan Liu , Shoukun Wang , Jingjing Jiang
IPC: G02F1/1335
CPC classification number: G02F1/133512 , G02F1/133514 , G02F1/133516
Abstract: A color film substrate comprises: a basal substrate, a plurality of color filters of at least one color formed on the basal substrate, and a black matrix formed on the basal substrate. The black matrix has a plurality of openings one-to-one corresponding to the plurality of color filters of at least one color. In a cross section perpendicular to the basal substrate, an edge of the color filter and an opening edge of the black matrix have an overlapping region. According to the color film substrate, manufacturing method thereof and display device provided by the embodiments of the present disclosure, by applying the technology of halftone mask plate and positive/negative photoresist, the patterns for the plurality of color filters of the at least one color and the pattern of the black matrix can be formed with one filter mask plate.
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公开(公告)号：US09775224B2
公开(公告)日：2017-09-26
申请号：US14500379
申请日：2014-09-29
Inventor： Zhichao Zhang , Zongjie Guo , Zheng Liu , Xiangqian Ding , Mingxuan Liu
CPC classification number: H05F3/04 , H05K9/0067
Abstract: A discharge device and a display panel preparation system based thereon are disclosed. The discharge device includes a conductive contact terminal electrically connected with an electrostatic discharge contactor of a substrate to be processed; and a voltage controller electrically connected to the contact terminal for adjusting a voltage on the contact terminal. The discharge device is able to eliminate (e.g., neutralize) the static electricity on the substrate to be processed.
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公开(公告)号：US09768308B2
公开(公告)日：2017-09-19
申请号：US14768349
申请日：2015-03-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoyong Lu , Zheng Liu , Liang Sun , Xiaolong Li , Chunping Long
IPC: H01L21/336 , H01L29/786 , H01L21/285 , H01L27/12 , H01L29/66 , H01L29/45
CPC classification number: H01L29/78618 , H01L21/28518 , H01L21/28568 , H01L27/1222 , H01L27/1274 , H01L29/458 , H01L29/665 , H01L29/66757 , H01L29/78675 , H01L29/78696
Abstract: A low temperature poly-silicon thin film transistor and a fabrication method thereof, an array substrate and a display device are provided. The method comprises: S1: sequentially forming an active layer (3), a gate insulation layer (4), a gate electrode (5) and an interlayer insulation layer (6) on a base substrate (1); S2: forming a first metal thin film layer (8); S3: performing a hydrogenation treatment on the active layer (3) and the gate insulation layer (6); S4: forming a second metal thin film layer (7), the second metal thin film layer (7) being used for forming a source electrode and a drain electrode.
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公开(公告)号：US09710089B2
公开(公告)日：2017-07-18
申请号：US14894936
申请日：2015-07-16
Inventor： Xi Chen , Jinchao Bai , Zheng Liu , Xiaoxiang Zhang , Mingxuan Liu , Zhichao Zhang
CPC classification number: G06F3/0412 , G06F3/041 , G06F3/0416 , G06F3/047 , G06F2203/04103 , G09G3/2092
Abstract: A touch display panel, a manufacturing method thereof, a driving method and a touch display device are disclosed. The touch display panel comprises an array substrate and a color film substrate, wherein the array substrate comprises a first thin film transistor and a first detection line formed on a first substrate, and the color film substrate comprises a main spacer, an auxiliary spacer, a reference signal line and a second detection line formed on a second substrate. The bottom of the main spacer is connected to the reference signal line, the top of the main spacer is connected to a first source, the bottom of the auxiliary spacer is connected to the second detection line, and a projection of the top of the auxiliary spacer on the array substrate connects a first drain with the first detection line.
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