Patents by Inventor Longfei Liu
Longfei Liu 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: 20240184939Abstract: The present invention provides an orbit design system for a global carbon inventory satellite, comprising: a long residence unit in the northern hemisphere, configured to enable the global carbon inventory satellite operates in a mid-orbit elliptical orbit, and enable the global carbon inventory satellite to be located above the latitude of the human activity intensive region when it operates to its apogee.Type: ApplicationFiled: June 30, 2021Publication date: June 6, 2024Applicants: INNOVATION ACADEMY FOR MICROSATELLITES OF CAS, SHANGHAI ENGINEERING CENTER FOR MICROSATELLITESInventors: Longfei TIAN, Zengshan YIN, Guohua LIU, Denghui HU, Zeying DONG, Wenjuan GU, Shuang GAO, Zhiqiang WAN, Yang LIU
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Patent number: 11996515Abstract: A lithium-ion secondary battery includes a negative electrode sheet including a negative electrode current collector and a negative electrode film disposed on a surface of the negative electrode current collector and containing a negative active material, a positive electrode sheet including a positive electrode current collector and a positive electrode film disposed on a surface of the positive electrode current collector and containing a positive active material, and an electrolytic solution including lithium iodide, a lithium salt, a solvent, and an additive. A coating weight per unit area, CW1/S0, of the positive electrode film satisfies CW1/S0=((CW2/S0)×b×C2/CB?m×X×(199 mAh/g)/S)/(C1×a).Type: GrantFiled: June 21, 2023Date of Patent: May 28, 2024Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Longfei Yang, Limei Yang, Xiaomei Liu
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Patent number: 11996545Abstract: An electrode assembly and a lithium-ion battery are described. The electrode assembly includes a positive electrode plate, a separator, and a negative electrode plate, where the negative electrode plate includes a negative electrode current collector and a negative electrode active substance layer, the negative electrode plate further includes a lithium metal layer, the lithium metal layer is formed by a plurality of regular or irregular strip-shaped lithium-rich regions, and the plurality of lithium-rich regions present a discontinuous pattern of spaced distribution in a length direction of the negative electrode plate. The electrode assembly further satisfies that: negative electrode capacity per unit area/positive electrode capacity per unit area=1.2 to 2.1 and negative electrode capacity per unit area/(positive electrode capacity per unit area+capacity of the lithium metal layer on the surface of the negative electrode active substance layer per unit area× 80%)? 1.10.Type: GrantFiled: February 26, 2019Date of Patent: May 28, 2024Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Longfei Yang, Guobao Wang, Xiaomei Liu, Jiang Liu, Yongshou Lin, Fenggang Zhao
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Publication number: 20240140619Abstract: The present invention discloses a method for autonomous mission planning of Carbon Satellite, which triggers autonomous mission planning for the satellite when it detects the satellite switching from a shadow area to a light area, comprising: determining planning time sequence, wherein the planning time sequence comprise several time nodes; and then, for each time node, carrying out a prediction of the ground attributes of the sub-satellite point, and setting observation arc segment according to the prediction result; and finally, determining the load power-on-off time sequence according to the observation arc segment.Type: ApplicationFiled: July 12, 2021Publication date: May 2, 2024Applicants: INNOVATION ACADEMY FOR MICROSATELLITES OF CAS, SHANGHAI ENGINEERING CENTER FOR MICROSATELLITESInventors: Longfei TIAN, Zengshan YIN, Guohua LIU, Denghui HU, Wenjuan GU, Shuang GAO, Zeying DONG, Xiaosong YAO, Dinghui SHANG
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Patent number: 11939988Abstract: An air duct component includes first and second volute members arranged oppositely in a cross section perpendicular to an axis of a cross-flow impeller. An inner end of the first volute member includes a volute tongue. A cross-flow air duct formed between the first and second volute members includes a middle air duct section and an end air duct section arranged along an axial direction of the cross-flow impeller. The middle air duct section includes a middle air outlet duct located downstream of a vertical line that passes through the volute tongue and is perpendicular to the second volute member. The end air duct section includes an end air outlet duct located downstream of the vertical line. A cross-sectional area of the middle air outlet duct is larger than a cross-sectional area of the end air outlet duct.Type: GrantFiled: November 16, 2020Date of Patent: March 26, 2024Assignees: CHONGQING MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD., GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.Inventors: Jing Ling, Longfei Wang, Qiankun Liu, Xidong Wang
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Publication number: 20240097272Abstract: A gas-exhausting apparatus includes a gas-exhausting body and a gas-exhausting mechanism. The gas-exhausting mechanism includes a connecting assembly and a gas-ventilating member. The connecting assembly includes first and second connecting members. The first connecting member is provided with a first through hole for communicating with an inside of the battery cell. The second connecting member is provided with a second through hole for communicating with an outside of the battery cell. The first connecting member is configured to attach to a surface of the gas-ventilating member facing the inside of the battery cell. The second connecting member is configured to attach to a surface of the gas-ventilating member facing away from the inside of the battery cell. An orthographic projection of the first through hole on the gas-ventilating member and an orthographic projection of the second through hole on the gas-ventilating member are arranged to be staggered from each other.Type: ApplicationFiled: November 24, 2023Publication date: March 21, 2024Inventors: Wanqiu MENG, Qian LIU, Yonghuang YE, Yulian ZHENG, Longfei XUE, Xiaoxi ZHANG
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Publication number: 20240093443Abstract: Disclosed in the present disclosure is a double-deck multi-span bridge construction method. According to the double-deck bridge construction method of the present disclosure, construction is carried out by using a method of disassembling a support jig frame in a graded and span-separated mode, an upper chord jig frame and a lower chord jig frame can be used in a recycle manner, and construction costs are reduced. In addition, a construction period of building the support jig frame is shortened, and other construction operations can be synchronously carried out on a span in which the jig frame is disassembled, for example, fire retardant coating construction can be carried out on a mounted bridge deck after the jig frame is disassembled, and the construction period of a double-deck multi-span bridge is effectively shortened.Type: ApplicationFiled: September 23, 2021Publication date: March 21, 2024Applicant: CHINA CONSTRUCTION SCIENCE AND INDUSTRY CORPORATION LTD.Inventors: Jinglei REN, Bing SUN, Yonggang GAO, Hongyu SHEN, Shaohui ZHU, Jianguo QI, Cui LIU, Ruihua YAN, Zhiqiang HE, Longfei LI, Sijie YANG, Huaidong ZHANG, Xu CHEN, Wei JIANG, Wenbo LI, Yingwu SUN, Yuhang ZHANG
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Publication number: 20240079636Abstract: A lithium-ion secondary battery includes a negative electrode sheet including a negative electrode current collector and a negative electrode film disposed on a surface of the negative electrode current collector and containing a negative active material, a positive electrode sheet including a positive electrode current collector and a positive electrode film disposed on a surface of the positive electrode current collector and containing a positive active material, and an electrolytic solution including lithium iodide, a lithium salt, a solvent, and an additive. A coating weight per unit area, CW1/S0, of the positive electrode film satisfies CW1/S0=((CW2/S0)×b×C2/CB?m×X×(199 mAh/g)/S)/(C1×a).Type: ApplicationFiled: June 21, 2023Publication date: March 7, 2024Inventors: Longfei YANG, Limei YANG, Xiaomei LIU
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Publication number: 20230295772Abstract: Methods for forming metal alloys, including refractory intermetallic alloys, and ceramic composites using reactive synthesis during additive manufacturing (AM) are provided. In the AM processes, an exothermic reaction path is used, such that the heat from the reaction drives the synthesis reaction. Using this approach, component powders that are readily available from commercial vendors or easily synthesized using conventional methods are mixed in selected amounts and subsequently reacted via AM to produce metal alloys or ceramic composites.Type: ApplicationFiled: March 14, 2023Publication date: September 21, 2023Inventors: John Harry Perepezko, Dan Thoma, MD Zahabul Islam, Longfei Liu
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Patent number: 11687311Abstract: A screen projection processing method includes obtaining an operation for a first electronic device, responding to the operation by calling a task manager of the first electronic device to display a plurality of application objects managed by the task manager in a display area of the first electronic device, determining a first application object from the plurality of application objects, and projecting a first display content generated by an application program corresponding to the first application object in an operative state to a second display area of a second electronic device in real-time.Type: GrantFiled: July 21, 2021Date of Patent: June 27, 2023Assignee: LENOVO (BEIJING) LIMITEDInventors: Xiao Liu, Wei Zheng, Li Liu, Yanan Tian, Longfei Liu
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Publication number: 20220027117Abstract: A screen projection processing method includes obtaining an operation for a first electronic device, responding to the operation by calling a task manager of the first electronic device to display a plurality of application objects managed by the task manager in a display area of the first electronic device, determining a first application object from the plurality of application objects, and projecting a first display content generated by an application program corresponding to the first application object in an operative state to a second display area of a second electronic device in real-time.Type: ApplicationFiled: July 21, 2021Publication date: January 27, 2022Inventors: Xiao LIU, Wei ZHENG, Li LIU, Yanan TIAN, Longfei LIU
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Publication number: 20150058788Abstract: The present invention discloses an information processing method and an electronic device, the method being applicable to an electronic device capable of executing a first application, and the method including: detecting at an instance of time T1 whether there is a first predetermined operation, wherein the first predetermined operation is configured to control the electronic device to present a second interface for displaying a set of second applications satisfying a predetermined condition; determining whether the set of second applications includes the first application; and when it is determined that the set of second applications includes the first application, displaying the first application via a third interface in the second interface, wherein the difference between the third interface and a first interface is greater than or equal to a first threshold.Type: ApplicationFiled: March 28, 2014Publication date: February 26, 2015Applicants: Lenovo (Beijing) Co., Ltd., Beijing Lenovo Software Ltd.Inventor: Longfei Liu