Patents by Inventor Meizhu ZHENG
Meizhu ZHENG 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: 11941209Abstract: Provides in the present disclosure are a touch module, a preparation method therefor, and a display device. The touch module is formed by means of attaching a polarizing function layer to a side of a touch function layer by a first bonding layer; attaching a cyclo olefin polymer (COP) film layer to another side of the touch function layer by a second bonding layer; and attaching a third bonding layer to a side, facing away from the second bonding layer, of the COP film layer.Type: GrantFiled: April 19, 2021Date of Patent: March 26, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Jiuzhen Wang, Meizhu Zheng, Lupeng Bian, Biao Gao, Zebang Guo, Xiongnan Zhang, Boyang Shi, Shengxing Zhang, Jian Cai, Dalin Xiang
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Patent number: 11899498Abstract: A flexible printed circuit includes an insulating base. The insulating base includes a body portion and at least one first extension portion connected to an edge of the body portion. The first extension portion includes a via region, a bending region and a banding region that are sequentially away from the body portion. A plurality of vias are disposed in the via region. The plurality of vias include at least one first via and at least one second via, a center of an orthogonal projection of a first via on a reference plane perpendicular to a thickness direction of the insulating base is located on a first straight line parallel to a bending axis of the bending region, and a center of an orthogonal projection of a second via on the reference plane is not located on the first straight line.Type: GrantFiled: October 29, 2020Date of Patent: February 13, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Meizhu Zheng, Yuanyuan Li
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Publication number: 20240019952Abstract: A display substrate and a touch-control display device are disclosed. The display substrate comprises pixel units arranged in an array on a base substrate, signal lines, and a grid-shaped cathode layer; a sub-pixel in the pixel unit comprises a pixel opening area; the cathode layer comprises first cathode patterns and a second cathode patterns, the first cathode patterns are arranged in an array, and adjacent first cathode patterns are coupled via at least one second cathode pattern; an orthographic projection of the first cathode pattern onto the base substrate covers each pixel opening area in a corresponding pixel unit; an orthographic projection of the second cathode pattern onto the base substrate at least partially overlaps with an orthographic projection of at least part of the signal lines onto the base substrate.Type: ApplicationFiled: July 4, 2022Publication date: January 18, 2024Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dalin XIANG, Meizhu ZHENG, Yuanyuan LI, Zewen BO, Jiuzhen WANG, Lina LIU
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Patent number: 11848277Abstract: Provided is a control module including a printed circuit board, an IC, and a shielding cover. The shielding cover is provided with a dispensing hole for adhesive dispensing. The IC is soldered onto the printed circuit board, and an adhesive may be dispensed between the IC and the printed circuit board through the dispensing hole. A method for manufacturing a control module is also provided.Type: GrantFiled: August 21, 2020Date of Patent: December 19, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Meizhu Zheng, Yuanyuan Li, Dalin Xiang, Jiuzhen Wang
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Patent number: 11765873Abstract: The present disclosure provides an electromagnetic shielding film, a flexible circuit board and a display device. The electromagnetic shielding film includes a central portion and an edge portion. The central portion has a plurality of surrounding side edges; and the edge portion is provided on at least one side edge of the central portion, and includes a plurality of protruding units protruding away from the central portion. The plurality of protruding units are arranged in an extending direction of the side edge where the edge portion is located. The electromagnetic shielding film is used to attach on a flexible circuit board body, the central portion is located on a non-bending area, and the edge portion is located on a bending area, so that the flexible circuit board is formed.Type: GrantFiled: August 26, 2020Date of Patent: September 19, 2023Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanyuan Li, Meizhu Zheng, Jiuzhen Wang, Dalin Xiang, Lina Liu, Zewen Bo
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Publication number: 20230146838Abstract: Provided is a control module including a printed circuit board, an IC, and a shielding cover. The shielding cover is provided with a dispensing hole for adhesive dispensing. The IC is soldered onto the printed circuit board, and an adhesive may be dispensed between the IC and the printed circuit board through the dispensing hole. A method for manufacturing a control module is also provided.Type: ApplicationFiled: August 21, 2020Publication date: May 11, 2023Inventors: Meizhu Zheng, Yuanyuan Li, Dalin Xiang, Jiuzhen Wang
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Publication number: 20230109974Abstract: A touch electrode structure and a display device. The touch electrode structure includes a plurality of first touch electrodes and a plurality of second touch electrodes; each first touch electrode extends along a second direction; each second touch electrode extends along the first direction. Each first touch electrode includes a plurality of first touch electrode blocks and bridge structures; the plurality of first touch electrode blocks are arranged along the second direction; the bridge structures are located between every two adjacent first touch electrode blocks; each first touch electrode block includes a plurality of first openings; each first opening includes a first body portion and first extension portions located at two ends of the first body portion; each first body portion extends approximately along the second direction; each first extension portion extends approximately along the first direction.Type: ApplicationFiled: September 10, 2021Publication date: April 13, 2023Inventors: Yuanyuan LI, Meizhu ZHENG
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Publication number: 20220342498Abstract: A flexible circuit board has a first binding area and a bending area. The flexible circuit board includes a flexible substrate, a conductor layer, a first protective layer, and a plurality of first binding pins. The plurality of first binding pins is arranged in the first binding area on the flexible substrate. The orthographic projection on the flexible substrate of an edge line of each first binding pin is located within the edge of the flexible substrate, wherein the edge line is located at an end along the extension direction of the first binding pin. The conductor layer is arranged in the bending area on the flexible substrate. The conductor layer is connected with the first binding pins. The first protective layer is arranged on the side of the conductor layer away from the flexible substrate.Type: ApplicationFiled: September 2, 2020Publication date: October 27, 2022Inventors: Jiuzhen WANG, Meizhu ZHENG
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Publication number: 20220317735Abstract: A flexible printed circuit includes an insulating base. The insulating base includes a body portion and at least one first extension portion connected to an edge of the body portion. The first extension portion includes a via region, a bending region and a banding region that are sequentially away from the body portion. A plurality of vias are disposed in the via region. The plurality of vias include at least one first via and at least one second via, a center of an orthogonal projection of a first via on a reference plane perpendicular to a thickness direction of the insulating base is located on a first straight line parallel to a bending axis of the bending region, and a center of an orthogonal projection of a second via on the reference plane is not located on the first straight line.Type: ApplicationFiled: October 29, 2020Publication date: October 6, 2022Inventors: Meizhu ZHENG, Yuanyuan LI
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Publication number: 20220322586Abstract: The present disclosure provides an electromagnetic shielding film, a flexible circuit board and a display device. The electromagnetic shielding film includes a central portion and an edge portion. The central portion has a plurality of surrounding side edges; and the edge portion is provided on at least one side edge of the central portion, and includes a plurality of protruding units protruding away from the central portion. The plurality of protruding units are arranged in an extending direction of the side edge where the edge portion is located. The electromagnetic shielding film is used to attach on a flexible circuit board body, the central portion is located on a non-bending area, and the edge portion is located on a bending area, so that the flexible circuit board is formed.Type: ApplicationFiled: August 26, 2020Publication date: October 6, 2022Inventors: Yuanyuan LI, Meizhu ZHENG, Jiuzhen WANG, Dalin XIANG, Lina LIU, Zewen BO
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Patent number: 11424298Abstract: A display panel and a display device are provided. The display panel includes an imaging layer, a pinhole light-shielding layer, a display array layer and a touch layer. The imaging layer, the display array layer and the touch layer are sequentially disposed; the pinhole light-shielding layer is between the imaging layer and the touch layer, and includes light-shielding regions and at least one hole-shaped light-transmitting region that is corresponding to the imaging layer; the display array layer is configured to emit light from a side away from the imaging layer; and the touch layer includes touch mesh patterns formed by conductive wires, and at least one of the touch mesh patterns includes a first mesh corresponding to the hole-shaped light-transmitting region and includes second meshes outside the first mesh, and a size of the first mesh is larger than sizes of the second meshes.Type: GrantFiled: August 16, 2018Date of Patent: August 23, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanyuan Li, Meizhu Zheng, Junjie Li
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Publication number: 20220261102Abstract: Provides in the present disclosure are a touch module, a preparation method therefor, and a display device. The touch module is formed by means of attaching a polarizing function layer to a side of a touch function layer by a first bonding layer; attaching a cyclo olefin polymer (COP) film layer to another side of the touch function layer by a second bonding layer; and attaching a third bonding layer to a side, facing away from the second bonding layer, of the COP film layer.Type: ApplicationFiled: April 19, 2021Publication date: August 18, 2022Inventors: Jiuzhen WANG, Meizhu ZHENG, Lupeng BIAN, Biao GAO, Zebang GUO, Xiongnan ZHANG, Boyang SHI, Shengxing ZHANG, Jian CAI, Dalin XIANG
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Patent number: 11392258Abstract: The present application provides a touch panel, a display panel and a display device. The touch panel includes: a base substrate; a first conductive structure on the base substrate; and a dielectric structure on the first conductive structure. The first conductive structure includes: a first electrode structure and a second electrode structure that are spaced apart from each other. A projection of the dielectric structure to the base substrate overlaps at least a part of a projection of the first electrode structure and the second electrode structure to the base substrate.Type: GrantFiled: March 24, 2021Date of Patent: July 19, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dalin Xiang, Yuanyuan Li, Meizhu Zheng, Zewen Bo, Jiuzhen Wang, Lina Liu
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Patent number: 11385752Abstract: A touch module, touch display substrate and touch display device are provided. The touch module includes: a base substrate, and a conductive grid layer and a bridging pattern disposed on the base substrate; the conductive grid layer covers an entire touch area on the base substrate. The conductive grid layer includes a plurality of first touch electrodes and a plurality of second touch electrodes, the first touch electrodes and the second touch electrodes are arranged crosswise and insulated from each other, each of the first touch electrodes includes a plurality of connected first sub-electrodes, and each of the second touch electrodes includes a plurality of independent second sub-electrodes; the bridging pattern and the conductive grid layer are arranged in different layers; and adjacent second sub-electrodes belonging to the same second touch electrode are connected through the bridging pattern.Type: GrantFiled: March 24, 2021Date of Patent: July 12, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanyuan Li, Meizhu Zheng, Junjie Li
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Patent number: 11359670Abstract: The present invention provides a transmission roller, a pin-teeth cycloid reducer with the same and a bearing. The transmission roller comprises a hollow roller which is made by spirally and closely winding a steel strip or a steel wire, and the length of the hollow roller remains unchanged when both ends thereof distributed along the axial direction are squeezed. When the hollow roller is subjected to external pressure, the ends thereof will not be easily damaged, and will not extend to the middle part during use, thus having a long service life.Type: GrantFiled: June 12, 2018Date of Patent: June 14, 2022Assignee: QUANTA MACHINERY CO., LTD.Inventors: Zijian Sun, Meizhu Zheng, Xueyun Peng, Lianxin Zhang
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Publication number: 20220057900Abstract: The present application provides a touch panel, a display panel and a display device. The touch panel includes: a base substrate; a first conductive structure on the base substrate; and a dielectric structure on the first conductive structure. The first conductive structure includes: a first electrode structure and a second electrode structure that are spaced apart from each other. A projection of the dielectric structure to the base substrate overlaps at least a part of a projection of the first electrode structure and the second electrode structure to the base substrate.Type: ApplicationFiled: March 24, 2021Publication date: February 24, 2022Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Dalin Xiang, Yuanyuan Li, Meizhu Zheng, Zewen Bo, Jiuzhen Wang, Lina Liu
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Patent number: 11243641Abstract: A display device, a touch panel and a method for manufacturing the touch panel. The touch panel of the present disclosure includes a substrate, a plurality of first touch electrodes, and a plurality of second touch electrodes. The first touch electrodes are arranged on the substrate. The second touch electrodes are arranged in the same layer as the first touch electrodes. Each of the second touch electrodes is formed by connecting in series a plurality of sub-electrodes insulated from the first touch electrodes, and two adjacent sub-electrodes in the same second touch electrode are respectively positioned on two sides of one of the first touch electrodes.Type: GrantFiled: November 21, 2018Date of Patent: February 8, 2022Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Meizhu Zheng, Lina Liu, Yuanyuan Li
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Publication number: 20210376002Abstract: A display panel and a display device are provided. The display panel includes an imaging layer, a pinhole light-shielding layer, a display array layer and a touch layer. The imaging layer, the display array layer and the touch layer are sequentially disposed; the pinhole light-shielding layer is between the imaging layer and the touch layer, and includes light-shielding regions and at least one hole-shaped light-transmitting region that is corresponding to the imaging layer; the display array layer is configured to emit light from a side away from the imaging layer; and the touch layer includes touch mesh patterns formed by conductive wires, and at least one of the touch mesh patterns includes a first mesh corresponding to the hole-shaped light-transmitting region and includes second meshes outside the first mesh, and a size of the first mesh is larger than sizes of the second meshes.Type: ApplicationFiled: August 16, 2018Publication date: December 2, 2021Inventors: Yuanyuan LI, Meizhu ZHENG, Junjie Li
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Publication number: 20210333943Abstract: A touch substrate includes a plurality of first electrodes extending in a first direction, a plurality of second electrodes (20) extending in a second direction, and a plurality of dummy electrodes (30). The second direction crosses the first direction. Each of the plurality of first electrodes may include a plurality of first electrode blocks (11). Each of the plurality of second electrodes (20) may include a plurality of second electrode blocks (21). The plurality of dummy electrodes (30) is spaced apart from one another and between opposite sides of at least one pair of a first electrode block (11) and an adjacent second electrode block (21).Type: ApplicationFiled: May 13, 2019Publication date: October 28, 2021Applicant: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanyuan Li, Meizhu Zheng
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Publication number: 20210208739Abstract: A touch module, touch display substrate and touch display device are provided. The touch module includes: a base substrate, and a conductive grid layer and a bridging pattern disposed on the base substrate; the conductive grid layer covers an entire touch area on the base substrate. The conductive grid layer includes a plurality of first touch electrodes and a plurality of second touch electrodes, the first touch electrodes and the second touch electrodes are arranged crosswise and insulated from each other, each of the first touch electrodes includes a plurality of connected first sub-electrodes, and each of the second touch electrodes includes a plurality of independent second sub-electrodes; the bridging pattern and the conductive grid layer are arranged in different layers; and adjacent second sub-electrodes belonging to the same second touch electrode are connected through the bridging pattern.Type: ApplicationFiled: March 24, 2021Publication date: July 8, 2021Inventors: Yuanyuan Li, Meizhu Zheng, Junjie Li