Patents by Inventor Pengcheng TIAN
Pengcheng TIAN has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11957013Abstract: A display panel includes: a silicon-based substrate, a driving layer, a first electrode layer, an organic light emitting layer, a second electrode layer and a plurality of pads. The display signal access pad is configured to access the display signal during a display phase, the test signal access pad at least includes a first group of test phase access pads, and the first group of test phase access pads includes a first pad and a second pad, the first pad is electrically connected with the electrode ring, and the second pad is electrically connected with the silicon-based substrate.Type: GrantFiled: March 27, 2020Date of Patent: April 9, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhijian Zhu, Pengcheng Lu, Yu Ao, Yunlong Li, Yuanlan Tian
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Patent number: 11937474Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.Type: GrantFiled: June 22, 2022Date of Patent: March 19, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengcheng Lu, Yunlong Li, Yuanlan Tian, Yu Ao
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Publication number: 20240090295Abstract: A display backboard includes a base substrate and a plurality of real pixel units periodically arranged on one side of the base substrate. Each real pixel unit has a plurality of real light-emitting layers with different colors, at least two real metal wiring layers are provided on one side of each real light-emitting layer proximal to the base substrate, and two real metal wiring layers on the side of each real light-emitting layer are electrically connected through via holes. Orthographic projections of the two real metal wiring layers on the side of each real light-emitting layer on the base substrate cover an orthographic projection of at least one of the via holes on the base substrate, and the via holes are configured to connect two virtual metal wiring layers in a virtual pixel unit different from the real pixel unit.Type: ApplicationFiled: October 22, 2021Publication date: March 14, 2024Inventors: Junbo WEI, Zhijian ZHU, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
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Publication number: 20240090285Abstract: Disclosed is a display apparatus comprising a display area and a dummy area; the display area comprises multiple pixel driving circuits and multiple display light-emitting devices, and the display light-emitting devices at least comprise a display anode and a display cathode; the dummy region comprises a cathode voltage line, at least one dummy anode connection line and multiple dummy light-emitting devices, the dummy light-emitting devices at least comprise a dummy anode and a dummy cathode; the display cathode and the dummy cathode are both connected to the cathode voltage line, the display anode being connected to a pixel driving circuit, and the dummy anode is connected to a dummy anode connection line, the dummy anode connection line being configured to cause the voltage differential between the dummy anode and the dummy cathode to be less than the turn-on voltage of the dummy light-emitting device.Type: ApplicationFiled: December 23, 2021Publication date: March 14, 2024Inventors: Junbo WEI, Shengji YANG, Pengcheng LU, Kuanta HUANG, Yuanlan TIAN
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Patent number: 11930673Abstract: A display panel includes a drive backplane, a transparent insulating layer and a light-emitting device layer. The drive backplane includes a driving circuit layer, a metal wiring layer, a first insulating layer and a reflective electrode layer. The first insulating layer has first via holes filled with first metal connectors. The reflective electrode layer includes first reflective electrodes respectively connected with the metal wiring layer through the first metal connectors. The light-emitting device layer includes a pixel electrode layer, an organic light-emitting layer and a common electrode layer. The pixel electrode layer includes first pixel electrodes respectively connected with the first reflective electrodes through the connection via holes. A distance between an orthographic projection of the connection via hole on the pixel electrode layer and an edge of the first pixel electrode is not less than a first threshold value.Type: GrantFiled: March 27, 2020Date of Patent: March 12, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhijian Zhu, Yu Ao, Yunlong Li, Pengcheng Lu, Yuanlan Tian
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Patent number: 11930674Abstract: Provided is a display substrate, including: a silicon-based substrate having a display area, a binding area located on one side of the display area, and a trace area located between the display area and the binding area; a trace protection structure is arranged on the silicon-based substrate in the trace area, and a pad assembly is integrated in the silicon-based substrate in the binding area; and a minimum distance between an edge of an orthographic projection of the trace protection structure on the silicon-based substrate and an edge of an orthographic projection of an opening of the pad assembly on the silicon-based substrate is smaller than a maximum size of one subpixel.Type: GrantFiled: March 27, 2020Date of Patent: March 12, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Yunlong Li, Pengcheng Lu, Shuai Tian, Yu Ao, Zhijian Zhu, Yuanlan Tian
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Publication number: 20230299097Abstract: A detection element, a manufacturing method thereof and a flat panel detector are disclosed. The detection element includes: a base substrate; a first electrode on the base substrate; a photoelectric conversion layer; a transparent electrode and a second electrode electrically connected with the transparent electrode on a side of the photoelectric conversion layer away from the first electrode. An orthographic projection of the photoelectric conversion layer on the base substrate completely falls within an orthographic projection of the first electrode on the base substrate, in a plane parallel to the base substrate, the transparent electrode is located at a middle portion of the photoelectric conversion, an orthographic projection of the second electrode on the base substrate includes a ring surrounding an orthographic projection of the transparent electrode on the base substrate.Type: ApplicationFiled: May 18, 2023Publication date: September 21, 2023Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xuecheng HOU, Pengcheng TIAN, Chuncheng CHE, Chia Chiang LIN, Xin LI
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Patent number: 11715746Abstract: A detection element, a manufacturing method thereof and a flat panel detector are disclosed. The detection element includes: a base substrate; a first electrode on the base substrate; a photoelectric conversion layer; a transparent electrode and a second electrode electrically connected with the transparent electrode on a side of the photoelectric conversion layer away from the first electrode. An orthographic projection of the photoelectric conversion layer on the base substrate completely falls within an orthographic projection of the first electrode on the base substrate, in a plane parallel to the base substrate, the transparent electrode is located at a middle portion of the photoelectric conversion, an orthographic projection of a portion of the photoelectric conversion layer not covered by the transparent electrode on the base substrate at least partially falls within an orthographic projection of the second electrode on the base substrate.Type: GrantFiled: May 18, 2022Date of Patent: August 1, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xuecheng Hou, Pengcheng Tian, Chuncheng Che, Chia Chiang Lin, Xin Li
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Patent number: 11531246Abstract: A display panel, a driving method thereof and a display device are provided. The display panel includes a plurality of pixel units each of which includes a transparent electrode; a pixel electrode opposite to the transparent electrode; an auxiliary electrode at a side of the transparent electrode facing the pixel electrode, a channel penetrating through the auxiliary electrode; an electrostrictive dielectric layer between the auxiliary electrode and the transparent electrode, an accommodation space being formed in the electrostrictive dielectric layer; and charged particles located between the transparent electrode and the pixel electrode. The through channel is configured to allow the charged particles to pass through the auxiliary electrode through the through channel, and the electrostrictive dielectric layer is configured to selectively confine the charged particles in the accommodation space according to an electric field applied thereto.Type: GrantFiled: April 17, 2019Date of Patent: December 20, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Le Zhang, Xuchen Yuan, Hong Liu, Bin Li, Pengcheng Tian
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Publication number: 20220375968Abstract: Disclosed are a display substrate and a display device. The display substrate includes: a base substrate; a plurality of gate lines and a plurality of data lines on the base substrate that intersect to surround a plurality of pixels; at least one thin film transistor on the base substrate and located in each pixel, each thin film transistor including a gate electrode, a first electrode and a second electrode; a storage capacitor on the base substrate and located in each pixel, the storage capacitor including a first capacitor electrode and a second capacitor electrode that are disposed oppositely and located in the same layer, wherein the first capacitor electrode comprises at least an electrode body; and a tip structure, the tip structure and the first capacitor electrode being located in the same layer, and the tip structure including a first tip sub-structure and a second tip sub-structure.Type: ApplicationFiled: October 30, 2020Publication date: November 24, 2022Inventors: Hanqing Liu, Wei Chen, Pengcheng Tian, Haowei Zou, Junru Ma
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Publication number: 20220278146Abstract: A detection element, a manufacturing method thereof and a flat panel detector are disclosed. The detection element includes: a base substrate; a first electrode on the base substrate; a photoelectric conversion layer; a transparent electrode and a second electrode electrically connected with the transparent electrode on a side of the photoelectric conversion layer away from the first electrode. An orthographic projection of the photoelectric conversion layer on the base substrate completely falls within an orthographic projection of the first electrode on the base substrate, in a plane parallel to the base substrate, the transparent electrode is located at a middle portion of the photoelectric conversion, an orthographic projection of a portion of the photoelectric conversion layer not covered by the transparent electrode on the base substrate at least partially falls within an orthographic projection of the second electrode on the base substrate.Type: ApplicationFiled: May 18, 2022Publication date: September 1, 2022Inventors: Xuecheng HOU, Pengcheng TIAN, Chuncheng CHE, Chia Chiang LIN, Xin LI
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Patent number: 11355534Abstract: A detection element, a manufacturing method thereof and a flat panel detector are disclosed. The detection element includes: a base substrate; a photodiode on the base substrate, the photodiode includes: a first electrode on the base substrate; a photoelectric conversion layer on a side of the first electrode away from the base substrate; a transparent electrode and a second electrode electrically connected with the transparent electrode on a side of the photoelectric conversion layer away from the first electrode. Besides, an orthographic projection of the photoelectric conversion layer on the base substrate completely falls within an orthographic projection of the first electrode on the base substrate; the photoelectric conversion layer includes a sidewall, an orthographic projection of the sidewall of the photoelectric conversion layer on the base substrate is at least partially overlapped with an orthographic projection of the second electrode on the base substrate.Type: GrantFiled: August 23, 2018Date of Patent: June 7, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO.. LTD.Inventors: Xuecheng Hou, Pengcheng Tian, Chuncheng Che, Chia Chiang Lin, Xin Li
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Patent number: 11237656Abstract: A touch display panel and an electronic device are provided, the touch display panel includes a first data line, a second data line, a first touch line, a second touch line, a first sub-pixel column, a second sub-pixel column, a third sub-pixel column, and a fourth sub-pixel column. A distance from the first sub-pixel column to the first data line a right side of the first sub-pixel column is a first distance, a distance from the second sub-pixel column to the first data line on a left side of the second sub-pixel column is a second distance, and the first distance is smaller than the second distance. A distance from the third sub-pixel column to the second data line is a third distance, a distance from the fourth sub-pixel column to the second data line is a fourth distance, and the third distance is greater than the fourth distance.Type: GrantFiled: May 9, 2019Date of Patent: February 1, 2022Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Le Zhang, Yanyan Yin, Weixiong Chen, Xuchen Yuan, Hong Liu, Pengcheng Tian, Hanqing Liu
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Publication number: 20210384236Abstract: A detection element, a manufacturing method thereof and a flat panel detector are disclosed. The detection element includes: a base substrate; a photodiode on the base substrate, the photodiode includes: a first electrode on the base substrate; a photoelectric conversion layer on a side of the first electrode away from the base substrate; a transparent electrode and a second electrode electrically connected with the transparent electrode on a side of the photoelectric conversion layer away from the first electrode. Besides, an orthographic projection of the photoelectric conversion layer on the base substrate completely falls within an orthographic projection of the first electrode on the base substrate; the photoelectric conversion layer includes a sidewall, an orthographic projection of the sidewall of the photoelectric conversion layer on the base substrate is at least partially overlapped with an orthographic projection of the second electrode on the base substrate.Type: ApplicationFiled: August 23, 2018Publication date: December 9, 2021Inventors: Xuecheng HOU, Pengcheng TIAN, Chuncheng CHE, Chia Chiang LIN, Xin LI
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Publication number: 20210342027Abstract: A touch display panel and an electronic device are provided, the touch display panel includes a first data line, a second data line, a first touch line, a second touch line, a first sub-pixel column, a second sub-pixel column, a third sub-pixel column, and a fourth sub-pixel column. A distance from the first sub-pixel column to the first data line a right side of the first sub-pixel column is a first distance, a distance from the second sub-pixel column to the first data line on a left side of the second sub-pixel column is a second distance, and the first distance is smaller than the second distance. A distance from the third sub-pixel column to the second data line is a third distance, a distance from the fourth sub-pixel column to the second data line is a fourth distance, and the third distance is greater than the fourth distance.Type: ApplicationFiled: May 9, 2019Publication date: November 4, 2021Inventors: Le ZHANG, Yangyan YIN, Weixiong CHEN, Xuchen YUAN, Hong LIU, Pengcheng TIAN, Hanqing LIU
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Patent number: 11157112Abstract: The present disclosure provides a display panel, a display device and manufacturing method of the display panel. The display panel includes a display area and a peripheral area located at a periphery of the display area, a light transmittance region is provided in the peripheral region; at least one first sub-pixels is provided at positions corresponding to the light transmittance regions, wherein at least one of the first sub-pixels is provided with a first thin film transistor, the first thin film transistor is connected with the first gate line, the first data line, and the first pixel electrode, wherein the first gate line is floating; a first pixel electrode is disposed in at least one of the first sub-pixels; and at least one first sensing electrode has an orthogonal projection on a base substrate partially overlapped with an orthogonal projection of the at least one first sub-pixel.Type: GrantFiled: July 3, 2019Date of Patent: October 26, 2021Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengcheng Tian, Zhengxin Zhang, Xin Li
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Publication number: 20210041491Abstract: The present disclosure relates to devices for thin film transistor test, test methods, and array panels. A device for thin film transistor test is provided that comprises: a substrate; a thin film transistor provided on the substrate, the thin film transistor including an active layer, a source, a drain, a gate, and a gate insulating layer; a light shielding layer disposed on a side of the active layer, which is away from the substrate, to shield at least an exposed portion of the active layer; a first electrode layer connected to one of the drain and the source; and a second electrode disposed over a surface of the first electrode layer with an intermediate insulating layer interposed therebetween, the surface being away from the substrate, the second electrode layer being connected to at least one of the drain and the source.Type: ApplicationFiled: March 27, 2018Publication date: February 11, 2021Inventors: Bin MA, Ziwei CUI, Yanyan YIN, Pengcheng TIAN, Xin LI
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Patent number: 10890809Abstract: A display substrate and a display device are provided. The display substrate includes a display region and a non-display region located at a periphery of the display region. The non-display region includes a plurality of conductive poles arranged on a base substrate, and the plurality of conductive poles is grounded and is distributed at the periphery of the display region to transfer static electricity out.Type: GrantFiled: February 27, 2018Date of Patent: January 12, 2021Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., ROE TECHNOLOGY GROUP CO. LTDInventors: Le Zhang, Pengcheng Tian, Ze Liu, Hong Liu, Xin Li
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Patent number: 10859877Abstract: The present disclosure provides a display panel, a manufacturing method thereof and a display device. The display panel includes an opposite substrate and a display substrate opposite each other, a sealant is disposed between the opposite substrate and the display substrate, and the display substrate may be divided into a display area and a peripheral area around the display area. The display substrate includes a first base substrate; a first resin pattern on the first base substrate in the display area; and a protection layer in the display area and the peripheral area and between the first resin pattern and the first base substrate. The sealant is in the peripheral area and in contact with a portion of the protection layer in the peripheral area.Type: GrantFiled: March 21, 2018Date of Patent: December 8, 2020Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Pengcheng Tian, Bin Zhao, Xin Li, Detao Zhao, Le Zhang
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Patent number: 10657876Abstract: A gate driving circuit provided in embodiments of the present disclosure includes: N-stage gate driving units, the gate driving unit at each stage of the N-stage gate driving units having a first voltage terminal and a clock signal terminal, and a first transmission path being formed between the first voltage terminal and the clock signal terminal, wherein at each stage, the first transmission path of the gate driving unit is conductive when the gate driving unit is in a non-operative state; and a first voltage line connected to the first voltage terminal of the gate driving unit at each stage. A preset voltage received by a clock signal terminal of a gate driving unit that is in a non-operative state is transmitted to the first voltage line through the first transmission path of the gate driving unit.Type: GrantFiled: August 20, 2018Date of Patent: May 19, 2020Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Detao Zhao, Pengcheng Tian, Shuai Xu, Xin Li