Patents by Inventor Biao Luo
Biao Luo 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: 12253556Abstract: The present disclosure provides an arcing detection device. The arcing detection device may include a detection coil and a processing circuit operably connected to the detection coil. The detection coil may be configured to detect a current variation of a system. The processing circuit may be configured to determine information of an arcing event of the system based on the current variation of the system. The information of the arcing event of the system may include a position where the arcing event occurs in the system.Type: GrantFiled: May 15, 2023Date of Patent: March 18, 2025Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Siming Chen, Guoping Zhu, Jinglin Wu, Biao Luo, Xu Chu
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Patent number: 11914250Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate, is not flat at a contact position where the contact layer is in contact with the sealant.Type: GrantFiled: March 27, 2023Date of Patent: February 27, 2024Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Publication number: 20230280390Abstract: The present disclosure provides an arcing detection device. The arcing detection device may include a detection coil and a processing circuit operably connected to the detection coil. The detection coil may be configured to detect a current variation of a system. The processing circuit may be configured to determine information of an arcing event of the system based on the current variation of the system. The information of the arcing event of the system may include a position where the arcing event occurs in the system.Type: ApplicationFiled: May 15, 2023Publication date: September 7, 2023Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Siming CHEN, Guoping ZHU, Jinglin WU, Biao LUO, Xu CHU
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Publication number: 20230236458Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate, is not flat at a contact position where the contact layer is in contact with the sealant.Type: ApplicationFiled: March 27, 2023Publication date: July 27, 2023Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Patent number: 11650461Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate, is not flat at a contact position where the contact layer is in contact with the sealant.Type: GrantFiled: June 9, 2022Date of Patent: May 16, 2023Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Patent number: 11650242Abstract: The present disclosure provides an arcing detection device. The arcing detection device may include a detection coil and a processing circuit operably connected to the detection coil. The detection coil may be configured to detect a current variation of a system. The processing circuit may be configured to determine information of an arcing event of the system based on the current variation of the system. The information of the arcing event of the system may include a position where the arcing event occurs in the system.Type: GrantFiled: July 9, 2021Date of Patent: May 16, 2023Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Siming Chen, Guoping Zhu, Jinglin Wu, Biao Luo, Xu Chu
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Patent number: 11569307Abstract: An array substrate is provided, including a base substrate, a semiconductor active layer, a gate electrode, a source electrode, and a drain electrode that are sequentially provided, and further including a first insulating layer, a second insulating layer, a third insulating layer, at least one first via, and at least one second via. Each first via penetrates through the third insulating layer, and in each pixel unit with plural chromatic color resists, each first via is between adjacent two chromatic color resists and filled by one of the adjacent two chromatic color resists. Each second via penetrates through the second insulating layer, the at least one second via is in one-to-one correspondence with the at least one first via, each second via is filled by a chromatic color resist having a same color as that of the chromatic color resist in the corresponding first via.Type: GrantFiled: April 22, 2020Date of Patent: January 31, 2023Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Liu, Liangchen Yan, Bin Zhou, Wei Li, Tongshang Su, Yongchao Huang, Biao Luo, Xuehai Gui
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Patent number: 11480837Abstract: An embodiment of the present disclosure provides an array substrate, a display panel, and a display device, including a substrate, a data line located above the substrate, and a shielding member located on a side, away from the substrate, of the data line, the shielding member includes a conductive screening portion, an orthographic projection of the conductive screening portion on the substrate partially covering an orthographic projection of the data line on the substrate, or the shielding member includes a filling body, an orthographic projection of the filling body on the substrate covering an orthographic projection of the data line on the substrate, and the filling body protruding outward from a surface of the substrate in a direction away from the substrate.Type: GrantFiled: July 23, 2018Date of Patent: October 25, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Xingxing Song, Kun Yu, Zhongzhen Li, Dayong Yu, Biao Luo, Wenjie Wang
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Publication number: 20220299806Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate, is not flat at a contact position where the contact layer is in contact with the sealant.Type: ApplicationFiled: June 9, 2022Publication date: September 22, 2022Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Patent number: 11393886Abstract: Provided are a display panel and a manufacturing method thereof and a display device. The display panel includes a substrate and pixel units formed on the substrate, wherein, along a thickness direction of the display panel, at least one of the pixel units includes a driving and light filtering structure and a light emitting element formed at a side of the driving and light filtering structure facing away from the substrate, and wherein the driving and light filtering structure includes a driving part and a light filtering part, and the light filtering part is disposed in an accommodating hole penetrating through an insulating layer in the driving part along the thickness direction.Type: GrantFiled: December 5, 2019Date of Patent: July 19, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Liu, Liangchen Yan, Bin Zhou, Yongchao Huang, Luke Ding, Wei Li, Biao Luo, Xuehai Gui
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Patent number: 11386820Abstract: A method of detecting threshold voltage shift and a threshold voltage shift detection device are provided. The method is applied to a pixel driving circuit which I is electrically coupled to a control line, a voltage line and a detection node, respectively. The method includes: in a detection cycle including a setting phase and a detection phase, in the setting phase, controlling a transistor included in the pixel driving circuit to be in a biased state; in the detection phase, providing a preset control voltage signal to the control line, providing a preset voltage signal to the voltage line, and determining a threshold voltage shift state of the transistor according to an electric potential of the detection node.Type: GrantFiled: April 21, 2020Date of Patent: July 12, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guangyao Li, Dongfang Wang, Jun Wang, Haitao Wang, Chaowei Hao, Bo Feng, Rong Liu, Wei Cai, Biao Luo, Xuechao Sun, Xuehai Gui, Qibin Liang, Yanfei Wan, Jin Su
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Patent number: 11385506Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate (100A), is not flat at a contact position where the contact layer (50) is in contact with the sealant (300).Type: GrantFiled: September 12, 2019Date of Patent: July 12, 2022Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Patent number: 11322561Abstract: The present disclosure provides a photoresist composition, a pixel definition layer, a display substrate and a method for preparing the same, and a display device. The photoresist composition includes: 5 to 25 wt % of polymethacrylate; 1 to 15 wt % of a lyophobic compound; 1 to 5 wt % of a temperature sensitive polymer; 0.5 to 2 wt % of a photoinitiator; and 0.1 to 1 wt % of a monomer.Type: GrantFiled: April 25, 2019Date of Patent: May 3, 2022Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wei Li, Jingjing Xia, Bin Zhou, Jun Cheng, Yingbin Hu, Wei Song, Guangyao Li, Biao Luo
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Publication number: 20220121071Abstract: An embodiment of the present disclosure provides an array substrate, a display panel, and a display device, including a substrate, a data line located above the substrate, and a shielding member located on a side, away from the substrate, of the data line, the shielding member includes a conductive screening portion, an orthographic projection of the conductive screening portion on the substrate partially covering an orthographic projection of the data line on the substrate, or the shielding member includes a filling body, an orthographic projection of the filling body on the substrate covering an orthographic projection of the data line on the substrate, and the filling body protruding outward from a surface of the substrate in a direction away from the substrate.Type: ApplicationFiled: July 23, 2018Publication date: April 21, 2022Applicants: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xingxing SONG, Kun YU, Zhongzhen LI, Dayong YU, Biao LUO, Wenjie WANG
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Publication number: 20220011360Abstract: The present disclosure provides an arcing detection device. The arcing detection device may include a detection coil and a processing circuit operably connected to the detection coil. The detection coil may be configured to detect a current variation of a system. The processing circuit may be configured to determine information of an arcing event of the system based on the current variation of the system. The information of the arcing event of the system may include a position where the arcing event occurs in the system.Type: ApplicationFiled: July 9, 2021Publication date: January 13, 2022Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Siming CHEN, Guoping ZHU, Jinglin WU, Biao LUO, Xu CHU
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Publication number: 20210278732Abstract: An embodiment of the present disclosure provides an array substrate, a display panel, and a display device, including a substrate, a data line located above the substrate, and a shielding member located on a side, away from the substrate, of the data line, the shielding member includes a conductive screening portion, an orthographic projection of the conductive screening portion on the substrate partially covering an orthographic projection of the data line on the substrate, or the shielding member includes a filling body, an orthographic projection of the filling body on the substrate covering an orthographic projection of the data line on the substrate, and the filling body protruding outward from a surface of the substrate in a direction away from the substrate.Type: ApplicationFiled: July 23, 2018Publication date: September 9, 2021Applicants: HEFE1 XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xingxing SONG, Kun YU, Zhongzhen LI, Dayong YU, Biao LUO, Wenjie WANG
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Publication number: 20210241664Abstract: A method of detecting threshold voltage shift and a threshold voltage shift detection device are provided. The method is applied to a pixel driving circuit which I is electrically coupled to a control line, a voltage line and a detection node, respectively. The method includes: in a detection cycle including a setting phase and a detection phase, in the setting phase, controlling a transistor included in the pixel driving circuit to be in a biased state; in the detection phase, providing a preset control voltage signal to the control line, providing a preset voltage signal to the voltage line, and determining a threshold voltage shift state of the transistor according to an electric potential of the detection node.Type: ApplicationFiled: April 21, 2020Publication date: August 5, 2021Inventors: Guangyao LI, Dongfang WANG, Jun WANG, Haitao WANG, Chaowei HAO, Bo FENG, Rong LIU, Wei CAI, Biao LUO, Xuechao SUN, Xuehai GUI, Qibin LIANG, Yanfei WAN, Jin SU
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Publication number: 20210223588Abstract: A display substrate, a manufacturing method thereof and a display apparatus are provided. The display substrate includes: a base substrate; a sealant on the base substrate; and a contact layer between the base substrate and the sealant, the contact layer being in contact with the sealant. In the display substrate, a contact layer surface of the contact layer, which is away from the base substrate (100A), is not flat at a contact position where the contact layer (50) is in contact with the sealant (300).Type: ApplicationFiled: September 12, 2019Publication date: July 22, 2021Applicants: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tao Ma, Biao Luo, Wei He, Chengshao Yang
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Publication number: 20210159279Abstract: An array substrate is provided, including a base substrate, a semiconductor active layer, a gate electrode, a source electrode, and a drain electrode that are sequentially provided, and further including a first insulating layer, a second insulating layer, a third insulating layer, at least one first via, and at least one second via. Each first via penetrates through the third insulating layer, and in each pixel unit with plural chromatic color resists, each first via is between adjacent two chromatic color resists and filled by one of the adjacent two chromatic color resists. Each second via penetrates through the second insulating layer, the at least one second via is in one-to-one correspondence with the at least one first via, each second via is filled by a chromatic color resist having a same color as that of the chromatic color resist in the corresponding first via.Type: ApplicationFiled: April 22, 2020Publication date: May 27, 2021Inventors: Jun LIU, Liangchen YAN, Bin ZHOU, Wei LI, Tongshang SU, Yongchao HUANG, Biao LUO, Xuehai GUI
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Patent number: 10978539Abstract: An array substrate includes a base substrate, a transistor on the base substrate, a planarization layer on a side of the transistor away from the base substrate, a recessed portion on the planarization layer, and a light blocking portion in the recessed portion. The light blocking portion is configured to prevent a light from being incident upon an active layer.Type: GrantFiled: June 28, 2019Date of Patent: April 13, 2021Assignees: Hefei Xinsheng Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jun Liu, Liangchen Yan, Bin Zhou, Jun Wang, Tongshang Su, Biao Luo, Yang Zhang