Patents by Inventor Yongtao ZHANG
Yongtao ZHANG 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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Publication number: 20240140787Abstract: A magnesium-based solid hydrogen storage material with liquid phase regulation function and a preparation method thereof and an application thereof in an all-solid-state battery are provided, belonging to the technical field of new energy. The magnesium-based solid hydrogen storage material with the liquid phase regulation function includes following raw materials in percentage by mass: 95% of magnesium hydride and 5% of lithium borohydride. Lithium borohydride as an ionic conductor is dispersed on a surface and matrix of magnesium hydride, which provides channels for the rapid hydrogen storage of the magnesium hydride-based materials.Type: ApplicationFiled: July 13, 2023Publication date: May 2, 2024Inventors: Yongtao LI, Zhikang QIN, Xiaoli DING, Haiwen LI, Tingzhi SI, Dongming LIU, Qingan ZHANG
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Patent number: 11951271Abstract: A high aspect ratio in-plane metal microneedle array, a manufacturing method and a clamping and inserting auxiliary device thereof is disclosed. A large-size metal sheet is cut into small metal sheets. A clamping tooling composed of two upper and lower metal cover plates is processed. Inner sides of the upper and the lower cover plates of the tooling are provided with grooves in which the metal sheets are placed and fastened by bolts. Wire cutting is conducted on the tooling and the metal sheets as a whole to obtain a plane metal microneedle array with a plurality of microneedle bodies. In addition, an assembling and clamping device and an inserting auxiliary device of the high aspect ratio in-plane metal microneedle array is provided. The assembled inserting auxiliary device is placed on skin, and the microneedle array is inserted into the skin through the auxiliary device.Type: GrantFiled: May 13, 2019Date of Patent: April 9, 2024Assignee: DALIAN UNIVERSITY OF TECHNOLOGYInventors: Guojun Ma, Chengwei Wu, Xiaolong An, Xiao Han, Wei Zhang, Yongtao Lv, Jianli Ma
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Patent number: 11933835Abstract: The present invention relates to the technical field of fault location of distributed energy resources connected flexible DC distribution network, and disclosed a fault location method, system and application of bipolar short-circuit of two-level VSC-type photovoltaic-connected flexible DC distribution network, wherein, directions of positive currents of DC feeders during fault are used to locate a fault section; a bipolar short-circuit distance measurement model covering interactions and responses of systems is established according to equivalent circuits of transient periods; and fault location is done by obtaining a distance to fault with electric parameters and information of the fault.Type: GrantFiled: June 8, 2023Date of Patent: March 19, 2024Assignee: CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)Inventors: Zhihua Zhang, Mingming Sun, Yongtao Tian, Hao Wang, Kun Wang, Chengmin Liu
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Patent number: 11931828Abstract: The present disclosure provides a copper-phosphorus-tin brazing wire and a preparation method thereof, relates to the technical field of brazing materials. The copper-phosphorus-tin brazing wire is of a three-layer structure, the inner layer is Cu, the middle layer is Cu-14P alloy, and the outer layer is Sn, wherein the mass percentage of Sn is over 7%. The present disclosure solves the technical problems in the prior art that the copper-phosphorus-silver brazing filler metal is prone to produce defects such as pores and inclusions when brazing copper alloys, which leads to the decline of the mechanical properties of the joint, and simultaneously provides the preparation method of the copper-phosphorus-tin brazing wire, such that the technical problem that it is difficult to obtain copper-phosphorus-tin brazing wire with a wire diameter below 0.5 mm under the condition of high Sn content is solved.Type: GrantFiled: February 14, 2023Date of Patent: March 19, 2024Assignee: ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING CO., LTD.Inventors: Sujuan Zhong, Yongtao Jiu, Yafang Cheng, Junlan Huang, Tianran Ding, Guanxing Zhang, Quanbin Lu
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Publication number: 20220127803Abstract: The invention relates to the technological field of bridge structures, in particular to a long-service-life PWS cable with replaceable sleeve and shielding gas. It consists of wire strands, wrapping tape covering the wire strands, and a sheath arranged outside the wire strands, and is characterized in that the sheath is covered with an outer protective sleeve and shielding gas is filled between the wires in the wire strands. The wire strands of the present invention is completely under protection in a shielding gas environment which effectively avoids the corrosion of the wire strands; the protective sleeve outside the sheath of the PWS cable is a replaceable segmented and fragmented sleeve structure, which is convenient to be replaced and installed, substantially prolonging the service life of the PWS cable system with great promotional value achieved.Type: ApplicationFiled: November 28, 2019Publication date: April 28, 2022Inventors: Hong ZHANG, Wei WANG, Zhiyong SHI, Chaoran HE, Yongtao ZHANG, Shaofang LI, Guotai YAN, Xianpeng HU, Xinyue DOU
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Patent number: 11218575Abstract: A communication method and a communications device, so that both a location and a length of information carried in a data packet header are flexible and variable, the length does not need to be fixed, and the location does not need to be specified. Compared with a conventional protocol, the communication method has stronger flexibility and higher scalability. The method includes: obtaining, by a first device, a data packet, where the data packet includes a first packet header, the first packet header includes first indication information and a value of first packet header information, the first indication information is used to indicate a location of the value of the first packet header information, and the first packet header information is device identification information; and processing, by the first device, the data packet.Type: GrantFiled: August 3, 2020Date of Patent: January 4, 2022Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Delei Yu, Shoushou Ren, Xiuli Zheng, Haiyan Mao, Yongtao Zhang, Ailiang Ma
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Publication number: 20210247761Abstract: A guard route security method and a computer readable storage medium are provided. The method includes receiving positioning information of a security guided vehicle and generating a security guided vehicle track; searching a low-position camera and a high-position camera around the security guided vehicle according to the positioning information, and feeding back searching information; and turning on the high-position camera to trace and monitor the security guided vehicle according to the searching information. According to the guard route security method, the security guided vehicle is shot and monitored at a high-position camera monitor to achieve a follow-up control of the security guided vehicle with the high-position cameras, which is convenient for the security guards to quickly learn the surrounding environment and carry out security work for guard route more intuitively and effectively.Type: ApplicationFiled: March 26, 2019Publication date: August 12, 2021Inventors: Shenghui Chen, Xiaohong Xu, Guanjie Xu, Bo Wang, Huaming Yang, Ying Hu, Yongtao Zhang, Xiwan Ning, Xiang Yu, Tongyu Huang, Gang Wang, Yibing Song, Yuqing Hou, Shuangguang Liu
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Publication number: 20210250549Abstract: The present invention provides a camera link method and a computer storage medium. The method includes acquiring a real-time video of a camera, selecting a point in the real-time video as a linked point and acquiring coordinates of the linked point; designating a linked camera; and acquiring a real-time video of the linked camera, and turning on the real-time video of the linked camera or positioning the linked camera to the linked point. According to the camera link method and the computer storage medium of the present invention, linkage among multiple cameras, and automatically linkage to multiple dome cameras can be achieved, and the application range is wide.Type: ApplicationFiled: March 7, 2019Publication date: August 12, 2021Inventors: Shenghui Chen, Wenli Wang, Huaming Yang, Bo Wang, Chaowei Meng, Ying Hu, Jiangming Li, Yongtao Zhang, Xiwan Ning, Xiang Yu, Tongyu Huang, Gang Wang, Yibing Song, Yuqing Hou, Shuangguang Liu
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Publication number: 20200366767Abstract: This application provides a communication method and a communications device, so that both a location and a length of information carried in a data packet header are flexible and variable, the length does not need to be fixed, and the location does not need to be specified. Compared with a conventional protocol, the communication method has stronger flexibility and higher scalability. The method includes: obtaining, by a first device, a data packet, where the data packet includes a first packet header, the first packet header includes first indication information and a value of first packet header information, the first indication information is used to indicate a location of the value of the first packet header information, and the first packet header information is device identification information; and processing, by the first device, the data packet.Type: ApplicationFiled: August 3, 2020Publication date: November 19, 2020Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Delei YU, Shoushou REN, Xiuli ZHENG, Haiyan MAO, Yongtao ZHANG, Ailiang MA
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Patent number: 10767113Abstract: Provided is a liquid crystal compound containing 2,3,4-trisubstituted benzene, a liquid crystal composition thereof, and a liquid crystal display element or a liquid crystal display comprising the liquid crystal compound or the liquid crystal composition, wherein the liquid crystal composition has a lower viscosity, can achieve a quick response, and further has a moderate dielectric anisotropy ??, a moderate optical anisotropy ?n, and high stability to heat and light. The liquid crystal display element or liquid crystal display comprising the liquid crystal composition has the properties of a wider nematic phase temperature range, an appropriate birefringence anisotropy, a very high electrical resistivity, a good ultraviolet resistant property, a high charge retention rate, a low vapor pressure etc., and particularly, the liquid crystal compound or the liquid crystal composition has the advantage of a high light transmittance.Type: GrantFiled: September 25, 2017Date of Patent: September 8, 2020Assignee: SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD.Inventors: Guoliang Yun, Hongmei Cui, Mingxia Wang, Sumin Kang, Yongtao Zhang, Yong Chen
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Publication number: 20190390113Abstract: Provided is a liquid crystal compound containing 2,3,4-trisubstituted benzene, a liquid crystal composition thereof, and a liquid crystal display element or a liquid crystal display comprising the liquid crystal compound or the liquid crystal composition, wherein the liquid crystal composition has a lower viscosity, can achieve a quick response, and further has a moderate dielectric anisotropy ??, a moderate optical anisotropy ?n, and high stability to heat and light. The liquid crystal display element or liquid crystal display comprising the liquid crystal composition has the properties of a wider nematic phase temperature range, an appropriate birefringence anisotropy, a very high electrical resistivity, a good ultraviolet resistant property, a high charge retention rate, a low vapor pressure etc., and particularly, the liquid crystal compound or the liquid crystal composition has the advantage of a high light transmittance.Type: ApplicationFiled: September 25, 2017Publication date: December 26, 2019Inventors: Guoliang Yun, Hongmei CUI, Mingxia WANG, Sumin KANG, Yongtao ZHANG, Yong CHEN
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Publication number: 20180094191Abstract: Provided is a liquid crystal compound containing 2,3,4-trisubstituted benzene, a liquid crystal composition thereof, and a liquid crystal display element or a liquid crystal display comprising the liquid crystal compound or the liquid crystal composition, wherein the liquid crystal composition has a lower viscosity, can achieve a quick response, and further has a moderate dielectric anisotropy ??, a moderate optical anisotropy ?n, and high stability to heat and light. The liquid crystal display element or liquid crystal display comprising the liquid crystal composition has the properties of a wider nematic phase temperature range, an appropriate birefringence anisotropy, a very high electrical resistivity, a good ultraviolet resistant property, a high charge retention rate, a low vapor pressure etc., and particularly, the liquid crystal compound or the liquid crystal composition has the advantage of a high light transmittance.Type: ApplicationFiled: September 25, 2017Publication date: April 5, 2018Inventors: Guoliang Yun, Hongmei CUI, Mingxia WANG, Sumin KANG, Yongtao ZHANG, Yong CHEN
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Patent number: D1006681Type: GrantFiled: September 4, 2018Date of Patent: December 5, 2023Inventors: Bing Chang, Shoujun Wang, Juan Hao, Yongtao Zhang, Yuanchao Shi