Patents by Inventor Tengfei ZHONG
Tengfei ZHONG 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: 11532265Abstract: Disclosed are a driving backplane and a display apparatus, including: a base substrate, a first conducting layer disposed on one side of the base substrate, a second conducting layer disposed on one side, facing away from the base substrate, of the first conducting layer, and a first insulating layer disposed between the first conducting layer and the second conducting layer, where the second conducting layer includes a plurality of pads, and each pad is connected with the first conducting layer through at least two first via holes.Type: GrantFiled: October 27, 2021Date of Patent: December 20, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhi Zhang, Xuemei Zhao, Qingpu Wang, Zhen Qiu, Tengfei Zhong
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Publication number: 20220397983Abstract: The present disclosure relates to a method for fabricating a touch substrate, a touch substrate and a touch device. The method includes: forming, through a splicing exposure process, a first electrode layer including a metal strip in an edge region thereof and a first metal mesh pattern connected with the metal strip; forming, on one side of the first electrode layer and through a splicing exposure process, a second electrode layer including a metal strip in an edge region thereof and a second metal mesh pattern connected with the metal strip and insulated from the first metal mesh pattern, the metal strip of the first electrode layer directly contacting the metal strip of the second electrode layer to form a metal stack; and forming a wire electrically connected with one of the first and metal mesh patterns of the first and second electrode layers by using the metal stack.Type: ApplicationFiled: December 25, 2020Publication date: December 15, 2022Inventors: Xue ZHAO, Xiaodong XIE, Min HE, Tengfei ZHONG, Xinxiu ZHANG, Tianyu ZHANG, Huayu SANG
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Patent number: 11507235Abstract: A touch control device is provided and includes a base substrate and a metal pattern on the base substrate. The metal pattern includes a first metal pattern and a second metal pattern. The first metal pattern and the second metal pattern are in different layers. The first metal pattern includes a first touch control electrode and a first virtual graphic that is insulated from the first touch control electrode. The second metal pattern includes a second touch control electrode and a second virtual graphic that is insulated from the second touch control electrode. An orthographic projection of the metal pattern to the base substrate is a regular grid.Type: GrantFiled: April 29, 2019Date of Patent: November 22, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Xinxiu Zhang, Shifeng Xu, Xiaodong Xie, Lei Zhang, Min He, Tengfei Zhong, Bin Pang
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Publication number: 20220350199Abstract: An embodiment of the present disclosure provides a driving backplane, which includes: a base substrate; a first conductive layer on the base substrate; a first planarization layer on the base substrate and in a region outside a pattern of the first conductive layer; a second planarization layer on a side of the first conductive layer and the first planarization layer distal to the base substrate; and a second conductive layer on a side of the second planarization layer distal to the base substrate, wherein an orthographic projection of the first conductive layer on the base substrate partially overlaps with an orthographic projection of the second conductive layer on the base substrate.Type: ApplicationFiled: January 22, 2021Publication date: November 3, 2022Inventors: Huayu SANG, Xiaodong XIE, Min HE, Xue ZHAO, Tianyu ZHANG, Tengfei ZHONG, Xinxiu ZHANG, Bin PANG
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Publication number: 20220342245Abstract: The embodiment of the present disclosure provides a driving backplate including a base substrate, and an insulation layer and a plurality of conductive structures on the base substrate. The insulation layer insulates the plurality of conductive structures from each other. The plurality of conductive structures includes a first conductive layer and a second conductive layer sequentially stacked along a direction away from the base substrate. At least one portion of a region in which the first conductive layer is in contact with the second conductive layer includes a flat contact region. An opening is formed at a position in the insulation layer corresponding to the conductive structure. An edge of the opening in the insulation layer is between the first conductive layer and the second conductive layer and is correspondingly in edge regions of the first conductive layer and the second conductive layer.Type: ApplicationFiled: October 28, 2020Publication date: October 27, 2022Inventors: Min HE, Jing WANG, Xiaodong XIE, Tianyu ZHANG, Xue ZHAO, Tengfei ZHONG, Xinxiu ZHANG, Huayu SANG, Feng QU
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Publication number: 20220319396Abstract: Disclosed are a driving backplane and a display apparatus, including: a base substrate, a first conducting layer disposed on one side of the base substrate, a second conducting layer disposed on one side, facing away from the base substrate, of the first conducting layer, and a first insulating layer disposed between the first conducting layer and the second conducting layer, where the second conducting layer includes a plurality of pads, and each pad is connected with the first conducting layer through at least two first via holes.Type: ApplicationFiled: October 27, 2021Publication date: October 6, 2022Inventors: Zhi ZHANG, Xuemei ZHAO, Qingpu WANG, Zhen QIU, Tengfei ZHONG
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Publication number: 20220101801Abstract: A light-emitting substrate includes a base and a plurality of light-emitting units disposed on the base. A light-emitting unit includes a driving voltage terminal, and a main driver chip pad group, a plurality of main light-emitting element pad groups connected in series and at least one spare light-emitting element pad group. Both ends of the plurality of main light-emitting element pad groups are coupled to the driving voltage terminal and the main driver chip pad group. Each spare light-emitting element pad group is connected in parallel with one of the plurality of main light-emitting element pad groups to constitute a pad unit.Type: ApplicationFiled: September 27, 2021Publication date: March 31, 2022Inventors: Tianyu ZHANG, Min HE, Tengfei ZHONG, Xiaodong XIE, Xinxiu ZHANG, Xue ZHAO, Huayu SANG
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Publication number: 20220093540Abstract: The present disclosure provides a driving backplane and a display apparatus. The driving backplane includes: a substrate, and signal wires, binding electrodes and connection wires arranged on the substrate; at least one of the signal wires extends in a first direction; a first end of any one of the connection wires is electrically connected with at least one of the binding electrodes, and a second end of any one of the connection wires is electrically connected with one of the signal wires; a wire width of at least one of the connection wires at the first end is smaller than a wire width at the second end; and at least one of the connection wires includes: a first straight wire portion extending in the first direction, and an oblique wire portion with an extending direction forming a certain included angle with the first direction.Type: ApplicationFiled: June 24, 2021Publication date: March 24, 2022Inventors: Tianyu ZHANG, Min HE, Xiaodong XIE, Tengfei ZHONG, Huayu SANG, Ting ZENG, Yuan LI
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Publication number: 20220035204Abstract: A drive backboard includes: a first conductive layer including bonding pins and first connecting lines, an insulating layer including first via holes and second via holes, a second conductive layer including connecting electrodes and second connecting lines and a conductive protective layer including first protective structures and second protective structures. The first via hole exposes the bonding pin, one end of a first connecting line electrically connects a bonding pin, and the other end reaches the second via hole. One end of a second connecting line electrically connects a connecting electrode, and the other end electrically connects the first connecting line through the second via hole. The first protective structure covers the bonding pin, and the second protective structure covers the second connecting line formed at the position of the second via hole. The pattern of the conductive protective layer is complementary to the pattern of the insulating layer.Type: ApplicationFiled: March 30, 2021Publication date: February 3, 2022Inventors: Min He, Xiaodong Xie, Jing Wang, Tianyu Zhang, Tengfei Zhong, Xue Zhao, Ting Zeng
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Patent number: 11221717Abstract: A touch substrate includes a touch region provided with touch electrodes, and a peripheral region surrounding the touch region and provided with at least one line arranged at a same layer as the touch electrodes. The touch electrodes include a first touch electrode and a second touch electrode arranged at a periphery of the touch region at a same side. A sum of parasitic capacitances generated between the first touch electrode and the at least one line at an adjacent part of the peripheral region is a first total parasitic capacitance, a sum of parasitic capacitances generated between the second touch electrode and the at least one line at the adjacent part of the peripheral region is a second total parasitic capacitance, and an absolute value of a difference between the first total parasitic capacitance and the second total parasitic capacitance is smaller than or equal to a threshold.Type: GrantFiled: September 4, 2019Date of Patent: January 11, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tengfei Zhong, Jian Tian, Xiaodong Xie, Bin Pang, Tianyu Zhang, Xinxiu Zhang
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Patent number: 11216125Abstract: The embodiments of the present disclosure provide a touch substrate and a method for manufacturing the same, and a display device. The touch substrate includes a substrate, wherein a touch area of the substrate includes first to fourth sides, and a bonding area of the substrate has a fifth side opposite to the fourth side and a sixth side, a first touch electrode and a second touch electrode, a first wiring and a second wiring connected to the first touch electrode via the first side and the second side, respectively, a third wiring and a fourth wiring connected to the second touch electrode via the third side and the fourth side, respectively, and a pad.Type: GrantFiled: September 28, 2018Date of Patent: January 4, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Shifeng Xu, Tsung Chieh Kuo, Lei Zhang, Zouming Xu, Tengfei Zhong
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Patent number: 11216126Abstract: The present disclosure provides a touch screen and a manufacturing method thereof, a display substrate, and a touch display device. The touch screen includes: at least one metal mesh layer and electrostatic leading lines, wherein each metal mesh layer includes a plurality of electrodes insulated from each other, and the electrostatic leading lines extend among the plurality of electrodes of the at least one metal mesh layer and are connected to grounding wires, wherein the electrostatic leading lines are arranged to be insulated from the plurality of electrodes.Type: GrantFiled: June 27, 2019Date of Patent: January 4, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tengfei Zhong, Shifeng Xu, Xinxiu Zhang, Min He, Bin Pang, Xiaodong Xie, Lei Zhang, Yuan Li
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Publication number: 20210405812Abstract: A touch structure, a method of manufacturing same, a touch device, and a method for determining a touch position are provided. The touch structure includes a first touch unit and the first trace. The first touch unit includes a first touch electrode and a second touch electrode that are adjacent to each other and insulated from each other. The first touch electrode and the second touch electrode are both self-capacitance electrodes and both have a thin end and a thick end that are arranged opposite to each other. The first trace includes a first sub-trace and a second sub-trace is coupled to the first touch electrode and the second sub-trace is coupled to the second touch electrode.Type: ApplicationFiled: November 19, 2018Publication date: December 30, 2021Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Min He, Xiaodong Xie, Jing Wang, Lei Zhang, Yaying Li, Tengfei Zhong
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Publication number: 20210357074Abstract: The embodiments of the present disclosure provide a touch substrate and a method for manufacturing the same, and a display device. The touch substrate includes a substrate, wherein a touch area of the substrate includes first to fourth sides, and a bonding area of the substrate has a fifth side opposite to the fourth side and a sixth side, a first touch electrode and a second touch electrode, a first wiring and a second wiring connected to the first touch electrode via the first side and the second side, respectively, a third wiring and a fourth wiring connected to the second touch electrode via the third side and the fourth side, respectively, and a pad.Type: ApplicationFiled: September 28, 2018Publication date: November 18, 2021Inventors: Shifeng XU, Tsung Chieh KUO, Lei ZHANG, Zouming XU, Tengfei ZHONG
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Patent number: 11126314Abstract: The present application discloses a touch substrate having a touch electrode area and a peripheral area. The touch substrate includes a base substrate and a mesh conductive layer in the peripheral area of the touch substrate. The mesh conductive layer is configured to be connected to ground to discharge electrostatic charge in the touch substrate.Type: GrantFiled: June 22, 2017Date of Patent: September 21, 2021Assignees: BOE TECHNOLOGY GROUP CO., LTD., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Jian Tian, Ming Zhang, Tsungchieh Kuo, Shifeng Xu, Xujie Zhang, Tengfei Zhong, Min He, Xiaojuan Hu, Jing Wang, Xinbin Tian
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Patent number: 11094244Abstract: A scanning circuit, a driver circuit, a touch display panel, a receiving switching circuit and a driving method are disclosed. The scanning circuit includes a function switching circuit and a plurality of shift register units that are cascaded. Each shift register units includes a control terminal and a shift scanning output terminal, and is configured to output a first output signal at the shift scanning output terminal; the function switching circuit includes a mode switching input terminal, a control signal output terminal and a mode scanning output terminal, and the control signal output terminal and the mode scanning output terminal are respectively connected to the control terminals and the shift scanning output terminals of the plurality of shift register units. The function switching circuit is configured to output the control signal to the control terminals or to output a second output signal to the shift scanning output terminals.Type: GrantFiled: November 30, 2018Date of Patent: August 17, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shifeng Xu, Xiaodong Xie, Min He, Tengfei Zhong, Xinxiu Zhang, Bin Pang, Yuan Li
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Patent number: 11093074Abstract: The present disclosure provides a touch screen and a display device. The touch screen includes a substrate, and a first metal wiring layer, a second metal wiring layer, and a third metal wiring layer formed on the substrate. A first insulation layer is arranged on a surface of the first metal wiring layer, and the second metal wiring layer is arranged on the first insulation layer. A second insulation layer is arranged on a surface of the second metal wiring layer, and the third metal wiring layer is arranged on the second insulation layer. Electrical connection channels are electrically connected to the second electrode channels in a one-to-one corresponding manner by using through holes, and the electrical connection channels are electrically connected to a second electrode lead terminal, so that the second electrode channels are electrically connected to the second electrode lead terminal.Type: GrantFiled: March 29, 2020Date of Patent: August 17, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., LtdInventors: Xinxiu Zhang, Shifeng Xu, Xiaodong Xie, Min He, Tengfei Zhong, Bin Pang, Yuan Li, Tianyu Zhang, Xue Zhao
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Patent number: 11093066Abstract: Touch substrate and manufacturing method thereof, touch display panel and touch display apparatus are provided. The touch substrate includes a base substrate, and a metal layer, an insulating layer and an electrode layer on the base substrate; the metal layer includes touch leads and an electrostatic conductive structure insulated from the touch leads, the electrostatic conductive structure being grounded; the electrode layer includes touch electrodes and dummy electrodes insulated from the touch electrodes, wherein the touch electrodes are electrically connected to the touch leads, and the dummy electrodes are electrically connected to the electrostatic conductive structure.Type: GrantFiled: July 6, 2020Date of Patent: August 17, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tengfei Zhong, Xiaodong Xie, Min He, Xinxiu Zhang, Yuan Li
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Publication number: 20210216167Abstract: A touch substrate includes a touch region provided with touch electrodes, and a peripheral region surrounding the touch region and provided with at least one line arranged at a same layer as the touch electrodes. The touch electrodes include a first touch electrode and a second touch electrode arranged at a periphery of the touch region at a same side. A sum of parasitic capacitances generated between the first touch electrode and the at least one line at an adjacent part of the peripheral region is a first total parasitic capacitance, a sum of parasitic capacitances generated between the second touch electrode and the at least one line at the adjacent part of the peripheral region is a second total parasitic capacitance, and an absolute value of a difference between the first total parasitic capacitance and the second total parasitic capacitance is smaller than or equal to a threshold.Type: ApplicationFiled: September 4, 2019Publication date: July 15, 2021Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Tengfei ZHONG, Jian TIAN, Xiaodong XIE, Bin PANG, Tianyu ZHANG, Xinxiu ZHANG
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Publication number: 20210208730Abstract: The present application discloses a touch substrate having a touch electrode area and a peripheral area. The touch substrate includes a base substrate and a mesh conductive layer in the peripheral area of the touch substrate. The mesh conductive layer is configured to be connected to ground to discharge electrostatic charge in the touch substrate.Type: ApplicationFiled: June 22, 2017Publication date: July 8, 2021Applicants: BOE TECHNOLOGY GROUP CO., LTD., Hefei Xinsheng Optoelectronics Technology Co., Ltd.Inventors: Jian Tian, Ming Zhang, Tsungchieh Kuo, Shifeng Xu, Xujie Zhang, Tengfei Zhong, Min He, Xiaojuan Hu, Jing Wang, Xinbin Tian