Patents by Inventor Cong Fan
Cong Fan 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: 12761768Abstract: Provided are a display panel, a preparation method thereof, and a display device. The display panel includes a display substrate and a touch panel including multiple touch electrodes, At least one of which includes multiple grid patterns enclosed by metal wires. At least one grid pattern includes a first edge, second edge, third edge and fourth edge that form a ring. The first edge and the third edge extend in a second direction. The second edge and the fourth edge extend in a first direction. A shape of the grid pattern includes a first curved ring, a second curved ring, a third curved ring, or a fourth curved ring. A first edge and third edge of the first curved ring are curves curved towards a direction opposite to the first direction. A first edge and third edge of the second curved ring are curves curved towards the first direction.Type: GrantFiled: June 24, 2025Date of Patent: October 13, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Shun Zhang, Yi Zhang, Ping Wen, Peng Xu, Chang Luo, Linhong Han, Weiyun Huang, Youngyik Ko, Yuanqi Zhang, Cong Fan
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Patent number: 12751085Abstract: An array substrate includes a display area and a notch area. The display area includes a first display sub-area and a second display sub-area spaced apart from each other by the notch area. The notch area includes an electrostatic discharge area. The array substrate includes a plurality of data lines and a plurality of scan signal lines. The plurality of data lines at least partially extend into the electrostatic discharge area. The plurality of scan signal lines cross over the electrostatic discharge area. At least a portion of the electrostatic discharge area includes a plurality of first sub-regions and a plurality of second sub-regions alternately arranged. The plurality of scan signal lines are present in the plurality of first sub-regions, and absent in the plurality of second sub-regions. The plurality of data lines are present in the plurality of second sub-regions, and absent in the plurality of first sub-regions.Type: GrantFiled: March 14, 2023Date of Patent: September 29, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiangdan Dong, Cong Fan, Kemeng Tong, Yao Huang, Chunyan Li
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Patent number: 12751156Abstract: Provided are a display panel and display apparatus, including: a plurality of touch-control electrodes and a plurality of touch-control electrode leads, at least one touch-control electrode being connected to at least one touch-control electrode lead; a display panel including a display region and a non-display region surrounding the display region, the plurality of touch-control electrodes being located in the display region; the display panel also includes lead labels arranged around at least one of the touch-control electrode leads and used for identifying the leads of the touch-control electrodes.Type: GrantFiled: December 21, 2020Date of Patent: September 29, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yu Wang, Fan He, Kemeng Tong, Cong Fan, Peng Xu, Guoyi Cui
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Publication number: 20260290255Abstract: A display substrate includes: a base substrate; light-emitting elements located in a display area; pixel driving circuits located respectively connected to the light-emitting elements, each pixel driving circuit including an N-type transistor and a P-type transistor; a first gate driving circuit, a second gate driving circuit and a third gate driving circuit in a border area of the display area, the first and third gate driving circuits being connected with the P-type transistor, the second gate driving circuit being connected with the N-type transistor, and orthographic projections of the first to third gate driving circuits on the base substrate are not overlapped with each other; and a planarization layer located between the pixel driving circuits and the light-emitting elements.Type: ApplicationFiled: May 11, 2026Publication date: September 24, 2026Inventors: Cong FAN, Xiangdan DONG, Kemeng TONG, Hongwei MA, Rong WANG
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Patent number: 12745551Abstract: Provided is a display panel, including: a substrate, including a display region and a non-display region disposed on an outer periphery of the display region; a light-emitting device and a packaging layer, disposed on the substrate; and at least one retaining wall and a signal trace, disposed on a side of the packaging laver proximate to the substrate; wherein the light-emitting device is disposed within the display region, the at least one retaining wall and the signal trace are disposed within the non-display region, and the signal trace is electrically connected to the light-emitting device and is provided with an aperture, wherein an orthographic projection of the aperture on the substrate is disposed within an orthographic projection of the at least one retaining wall on the substrate.Type: GrantFiled: March 4, 2021Date of Patent: September 22, 2026Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Kemeng Tong, Cong Fan, Yu Wang, Fan He, Bo Zhang
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Publication number: 20260282689Abstract: A display panel, comprising a substrate, a display structure layer located in a display area, a plurality of data leads located in a signal access area, a plurality of contact pads, and an inorganic composite insulating layer. At least one contact pad comprises a plurality of contact pad metal layers electrically connected to each other, and the plurality of contact pad metal layers are electrically connected to one of the plurality of data leads. The inorganic composite insulating layer is located on the side of at least one of the plurality of contact pad metal layers close to the substrate. The orthographic projection of the inorganic composite insulating layer on the substrate does not overlap the orthographic projections of the plurality of contact pads on the substrate.Type: ApplicationFiled: March 19, 2024Publication date: September 17, 2026Inventors: Cong FAN, Mengmeng DU, Xiangdan DONG, Rong WANG
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Publication number: 20260267437Abstract: This application provides a display device. The touch substrate comprises a touch area and a peripheral area surrounding the touch area. The touch substrate further comprises: a touch electrode and a touch signal line that are coupled to each other. At least portion of the touch electrode is located in the touch area. At least portion of the touch signal line is located in the peripheral area, the touch signal line comprises at least one corner portion, the at least one corner portion comprises a first part, a second part and a third part that are connected end to end in sequence, an extension direction of the first part is the same as an extension direction of the third part, and an extension direction of the second part intersects with the extension direction of the first part.Type: ApplicationFiled: April 28, 2026Publication date: September 10, 2026Inventors: Fan HE, Kemeng TONG, Cong FAN, Yu WANG, Hongwei MA, Qian MA
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Publication number: 20260267436Abstract: The present disclosure relates to a touch display panel, which includes a base substrate and a touch layer. The touch layer includes a plurality of touch traces. Each touch trace includes at least one first extension section, the first extension section is distributed in at least two conductive layers, portions of the first extension section distributed in different conductive layers are connected through a via-hole in a first insulation layer between at least two conductive layers, and a line width of an area of the first extension section provided to correspond to the via-hole is greater than a line width of an area of the first extension section not provided to correspond to the via-hole.Type: ApplicationFiled: October 31, 2023Publication date: September 10, 2026Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Kemeng TONG, Fan HE, Cong FAN, Xiangdan DONG
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Publication number: 20260262386Abstract: Provided is display panel. The display panel has a display region, an aperture region, and a peripheral region, the peripheral region being disposed around the aperture region, and the display region surrounding the peripheral region; wherein the display panel comprises: a substrate, disposed within the display region and the peripheral region; an inorganic insulating layer, disposed on a side of the substrate, and extending from the display region to the peripheral region; a plurality of conductive isolation pillars; an insulative isolation layer; an organic material layer; and a first electrode, disposed on a side, away from the substrate, of the organic material layer and extending from the display region to the peripheral region.Type: ApplicationFiled: August 12, 2024Publication date: September 3, 2026Inventors: Jun YAN, Xiangdan DONG, Wei ZHANG, Cong FAN, Yi HE, Yao HUANG, Kemeng TONG, Tao HAN, Zhiliang JIANG, Haijun QIU, Ming HU, Yongliang ZHAO, Yi ZHANG, Rui WANG, Taofeng XIE, Hai ZHENG, Fengli JI, Ansu LEE, Xueguang HAO, Hongli WANG, Yong QIAO, Kening ZHENG, Langtao LI
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Publication number: 20260262387Abstract: A display panel and a display device are provided. In the display panel, a first separation structure is located between adjacent sub-pixels of the plurality of sub-pixels, the first separation structure is configured to disconnect at least one film layer of the plurality of film layers of the light-emitting functional layer, the first separation structure includes a first separation portion and a second separation portion, the first separation portion is located in the first organic insulating layer, and the second separation portion is located in the inorganic insulating layer, the inorganic insulating layer has a plurality of through holes located in the peripheral region, and the second organic insulating layer is in contact with the first organic insulating layer through the plurality of through holes.Type: ApplicationFiled: September 28, 2023Publication date: September 3, 2026Applicants: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Wei ZHANG, Cong FAN, Xiangdan DONG
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Patent number: 12720985Abstract: A display substrate and a display device. The display substrate includes a base substrate, a first metal signal layer and a metal touch layer. The first metal signal line layer includes a plurality of first metal signal lines extending along a first direction, a plurality of metal connection signal lines are included between every two adjacent first metal signal lines. The metal touch layer includes a plurality of grid lines which are intersected. At least one part of each of the plurality of metal connection signal lines is parallel to the plurality of grid lines of the metal touch layer, and in a direction perpendicular to the base substrate, the part of each of the plurality of metal connection signal lines parallel to the plurality of grid lines of the metal touch layer is overlapped with the plurality of grid lines of the metal touch layer.Type: GrantFiled: June 27, 2025Date of Patent: August 25, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qi Liu, Cong Fan, Xiangdan Dong
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Publication number: 20260247837Abstract: A display substrate and a display device are provided. The display substrate includes a base substrate, a conductive structure and a first inorganic layer on the base substrate. The base substrate includes a first region and a second region; the conductive structure is in the first region and the second region; the first inorganic layer is on a side of the conductive structure away from the base substrate and in the first region and the second region. In at least a part of the first region, an insulating layer is disposed between the first inorganic layer and the conductive structure, and in at least a part of the second region, the first inorganic layer is in contact with a surface of the conductive structure.Type: ApplicationFiled: September 28, 2023Publication date: August 20, 2026Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xiangdan Dong, Cong Fan, Wei Zhang, Mengmeng Du, Jun Yan, Yao Huang, Qiwei Wang, Haijun Qiu, Ming Hu, Zhiliang Jiang, Taofeng Xie, Yongliang Zhao, Yi Zhang, Rui Wang, Hai Zheng, Fengli Ji, Ansu Lee, Xueguang Hao, Hongli Wang, Yong Qiao, Kening Zheng, Langtao Li, Yu Wang
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Publication number: 20260236125Abstract: A touch control substrate includes: a base; a first metal layer including first touch control signal lines; a first insulating layer; a second metal layer including second touch control signal lines; and touch control electrodes. An orthographic projection of at least a part of the first touch control signal line on the base overlaps with an orthographic projection of at least a part of the second touch control signal line electrically connected with the first touch control signal line on the base. Within a range of 50 microns near a connection position of the first touch control signal line as well as the second touch control signal line and a corresponding electrically connected touch control electrode, the first touch control signal line and the second touch control signal line are electrically connected through a first via hole penetrating through the first insulating layer.Type: ApplicationFiled: April 13, 2026Publication date: August 13, 2026Inventors: Yu WANG, Cong FAN, Kemeng TONG, Fan HE, Guoyi CUI, Xiangdan DONG, Jiangtao DENG
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Publication number: 20260157040Abstract: Provided are a display panel and a display apparatus. The display panel includes a base substrate, the base substrate includes a display region and a non-display region surrounding the display region, and the non-display region includes a first bezel region and a second bezel region having a binding region; blocking dams located in the non-display region and arranged surrounding the display region, the blocking dams include a first blocking dam and a second blocking dam, and the first blocking dam is located between the second blocking dam and the display region; and a first flat layer, a second flat layer and a third flat layer located on the base substrate; the second blocking dam includes the first flat layer and the third flat layer in the first bezel region, and the second blocking dam includes the second flat layer and the third flat layer in the second bezel region.Type: ApplicationFiled: April 14, 2023Publication date: June 4, 2026Inventors: Zhiwei XIANG, Mengmeng DU, Cong FAN, Qiwei WANG, Wenzhe CAI, Xiangdan DONG
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Patent number: 12646467Abstract: A display substrate includes: a base substrate; light-emitting elements located in a display area; pixel driving circuits located respectively connected to the light-emitting elements, each pixel driving circuit including an N-type transistor and a P-type transistor; a first gate driving circuit, a second gate driving circuit and a third gate driving circuit in a border area of the display area, the first and third gate driving circuits being connected with the P-type transistor, the second gate driving circuit being connected with the N-type transistor, and orthographic projections of the first to third gate driving circuits on the base substrate are not overlapped with each other; and a planarization layer located between the pixel driving circuits and the light-emitting elements.Type: GrantFiled: February 19, 2025Date of Patent: June 2, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Cong Fan, Xiangdan Dong, Kemeng Tong, Hongwei Ma, Rong Wang
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Patent number: 12645316Abstract: A touch display panel, includes: a base substrate, and a display structure and a touch structure that are stacked on the base substrate, the touch structure includes a first metal mesh layer, an orthographic projection of a mesh hole of at least one first metal mesh of the first metal mesh layer on the base substrate covers orthographic projections of two pixel opening regions of two adjacent sub-pixels on the base substrate, and the two adjacent sub-pixels are configured to emit light of a first primary color; and a center distance between two pixel opening regions is smaller than a center distance between two pixel opening regions of two sub-pixels emitting light of same one other primary color, which is different to the first primary color. The touch display panel has a good display effect.Type: GrantFiled: January 8, 2025Date of Patent: June 2, 2026Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Kemeng Tong, Fan He, Cong Fan, Junxi Wang, Chi Yu
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Publication number: 20260143924Abstract: A display panel, including: a base substrate including a display region and a peripheral region, wherein the display region includes an outer boundary; a first electrode layer, a pixel defining layer and a photo spacer layer sequentially arranged on the base substrate. The display panel further includes at least one barrier dam arranged on the base substrate, which is located on a side of the peripheral region away from the display region in the peripheral region. The photo spacer layer includes a plurality of first photo spacers and second photo spacers respectively arranged in an array in the display region and the peripheral region, and the second photo spacer is located between the outer boundary and the at least one barrier dam. A distribution density of the second photo spacers in the peripheral region is less than that of the first photo spacers in the display region.Type: ApplicationFiled: January 12, 2026Publication date: May 21, 2026Inventors: Mengmeng Du, Cong Fan, Yujing Li, Yu Wang, Fan He, Xiangdan Dong
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Patent number: 12632137Abstract: This application provides a touch substrate and a display device. The touch substrate comprises a touch area and a peripheral area surrounding the touch area. The touch substrate further comprises: a touch electrode and a touch signal line that are coupled to each other. At least portion of the touch electrode is located in the touch area. At least portion of the touch signal line is located in the peripheral area, the touch signal line comprises at least one corner portion, the at least one corner portion comprises a first part, a second part and a third part that are connected end to end in sequence, an extension direction of the first part is the same as an extension direction of the third part, and an extension direction of the second part intersects with the extension direction of the first part.Type: GrantFiled: November 27, 2024Date of Patent: May 19, 2026Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Fan He, Kemeng Tong, Cong Fan, Yu Wang, Hongwei Ma, Qian Ma
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Patent number: 12632151Abstract: A touch control substrate includes: a base, a first metal layer including first touch control signal lines, a first insulating layer; and a second metal layer including: second touch control signal lines electrically connected with the first touch control signal lines. An orthographic projection of an edge of a first end of the first touch control signal line on the base does not overlap with an orthographic projection of an edge of a first end of the second touch control signal line electrically connected with the first touch control signal line on the base. The orthographic projection of the edge of the first end of the first touch control signal line on the base at least partially overlap with an orthographic projection of the second touch control signal line on the base.Type: GrantFiled: November 6, 2024Date of Patent: May 19, 2026Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yu Wang, Cong Fan, Kemeng Tong, Fan He, Guoyi Cui, Xiangdan Dong, Jiangtao Deng
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Patent number: 12604623Abstract: The present disclosure provides a display panel and a display device. First interconnect lines of the display panel are connected to second data lines corresponding to first sub-pixels and third sub-pixels, and second interconnect sections of all the first interconnect lines are arranged in the same layer as a first source-drain metal layer or a second source-drain metal layer.Type: GrantFiled: June 8, 2022Date of Patent: April 14, 2026Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD, BOE TECHNOLOGY GROUP CO., LTD.Inventors: Rong Wang, Fan He, Hongwei Ma, Xiangdan Dong, Cong Fan, Zhenhua Zhang