Patents by Inventor Feng Dai
Feng Dai 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: 11948500Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. In the display substrate, each signal line includes a first conductive portion; for at least one signal line, the display substrate includes a multi-layer insulating pattern on a side of the first conductive portion of each signal line away from the base substrate, and at least one insulating pattern covers a surface of a side of the first conductive portion away from the base substrate; a first insulating pattern in the multi-layer insulating pattern includes a hollow, and an orthographic projection of the hollow on the base substrate is at least partially in a region surrounded by an orthographic projection of the first conductive portion on the base substrate; and a material of the first insulating pattern includes an organic insulating material.Type: GrantFiled: May 31, 2021Date of Patent: April 2, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Cong Liu, Binyan Wang, Tianyi Cheng, Feng Wei, Meng Li, Shiqian Dai, Kaipeng Sun
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Patent number: 11946276Abstract: A joint for a swimming pool frame, and a swimming pool including the joint are provided. The joint includes a joint body including a leg pipe holder configured to have a leg pipe of the swimming pool frame inserted into the leg pipe holder. The joint also includes a side pipe holder configured to have a side pipe of the swimming pool frame inserted in the side pipe holder. A locking hole is formed through the side pipe holder. The joint body also includes a locking part including a locking pin configured to extend through the locking hole and through a corresponding connecting hole in the side pipe, thereby holding the side pipe to the side pipe holder.Type: GrantFiled: October 31, 2022Date of Patent: April 2, 2024Assignee: BESTWAY INFLATABLES & MATERIAL CORP.Inventors: Xiaobo Chen, Zhichao Zhao, Zhipeng Dai, Feng Ye
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Publication number: 20240099149Abstract: Semiconductor structure and methods of forming the same are provided. An exemplary method includes receiving a workpiece including a magnetic tunneling junction (MTJ) and a conductive capping layer disposed on the MTJ, depositing a first dielectric layer over the workpiece, performing a first planarization process to the first dielectric layer, and after the performing of the first planarization process, patterning the first dielectric layer to form an opening exposing a top surface of the conductive capping layer, selectively removing the conductive capping layer. The method also includes depositing an electrode layer to fill the opening and performing a second planarization process to the workpiece such that a top surface of the electrode layer and a top surface of the first dielectric layer are coplanar.Type: ApplicationFiled: November 27, 2023Publication date: March 21, 2024Inventors: Yu-Feng Yin, Min-Kun Dai, Chien-Hua Huang, Chung-Te Lin
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Publication number: 20240092814Abstract: Provided are a water-soluble Pd(II) complex, a synthesis method thereof and use thereof as a catalytic precursor. The complex has a chemical name, ammonium dinitrooxalato palladium (II), and a molecular formula of (NH4)2[Pd(NO2)2(C2O4)]·nH2O (n is the number of crystal water). The Pd(II) complex is synthesized by using PdCl2 or [Pd(NH3)2Cl2] as a starting material which is firstly converted into [Pd(NH3)4]Cl2 in ammonium hydroxide, followed by a chemical reaction between [Pd(NH3)4]Cl2 and excessive NaNO2 to produce trans-[Pd(NH3)2(NO2)2] via ligand substitution mechanism, and finally dissolving trans-[Pd(NH3)2(NO2)2] in an aqueous solution of oxalic acid leads to the formation of the target product (NH4)2[Pd(NO2)2(C2O4)]·2H2O. The complex does not contain chlorine and other elements that are harmful to a catalyst, is readily soluble in water and has a low thermal decomposition temperature.Type: ApplicationFiled: November 13, 2023Publication date: March 21, 2024Inventors: Weiping Liu, Juan Yu, Li Chen, Anli Gao, Yunsheng Dai, Feng Liu, Jing Jiang, Jiyang Xie, Hao Zhou, Qiaowen Chang, Caixian Yan
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Patent number: 11927216Abstract: A three-section synchronous slide rail, which has simple structure, longer service life, is easy to install and replace is provided, which includes: two sets of slide rail assemblies which comprise a fixed rail, a middle rail and a sliding rail, synchronization components comprising a flexible deflector unit and a roller, the flexible deflector unit is connected with the fixed rail and the sliding rail, the middle rail is connected with a rope base, a first end of the flexible deflector unit is wound around a first end of the rope base and fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller and is reversely wound on a second end of the rope base and the second end of the flexible deflector unit is fixed to the rope base, a connecting rod is connected between the rope bases.Type: GrantFiled: August 19, 2019Date of Patent: March 12, 2024Assignee: WUXI HAIDAER PRECISION SLIDES CO., LTDInventors: Lian Zou, Xinglong Xu, Feng Qian, Kai Dai, Dong Zhu, Qiang Ji
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Publication number: 20240078977Abstract: A display substrate and a display apparatus are disclosed. The display substrate includes a base substrate including a display region and a peripheral region located on at least one side of the display region, and a first gate drive circuit, the first gate drive circuit includes a first clock signal line, a second clock signal line and N shift register units that are cascaded; each shift register unit of the N shift register units includes a first output circuit; the first output circuit includes the first output transistor, the orthographic projection of the second clock signal line on the base substrate is located between an orthographic projection of the first output transistor on the base substrate and the orthographic projection of the first clock signal line on the base substrate. The display substrate can reduce load of the first clock signal line and the second clock signal line.Type: ApplicationFiled: July 23, 2021Publication date: March 7, 2024Applicants: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Binyan WANG, Cong LIU, Tianyi CHENG, Feng WEI, Meng LI, Shiqian DAI, Kaipeng SUN, Lina WANG
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Publication number: 20240043735Abstract: A nanographene, a preparation method thereof, and uses thereof are disclosed. The method of preparing the nanographene includes the steps: (1) carrying out a first reaction by contacting a raw material graphite and a first oxidizing agent with an intercalating agent to obtain a modified graphite; (2) performing a second reaction by contacting the modified graphite and an acid with a second oxidizing agent to obtain a graphene pre-product; and (3) subjecting the graphene pre-product to an air-flow exfoliation to prepare a nanographene. An oil-based drilling fluid containing the nanographene produced by the method is also disclosed.Type: ApplicationFiled: February 27, 2023Publication date: February 8, 2024Applicant: Southwest Petroleum UniversityInventors: Yang BAI, Daoxiong Li, Ren Wang, Gang Xie, Danchao Huang, Wenzhe Li, Feng Dai, Jintang Wang, Jing Zhang, Jinsheng Sun
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Publication number: 20240043736Abstract: The present disclosure relates to the technical field of oilfield chemistry, and discloses an anti-sloughing drilling fluid and a use thereof.Type: ApplicationFiled: February 27, 2023Publication date: February 8, 2024Applicant: Southwest Petroleum UniversityInventors: Yang BAI, Daoxiong LI, Ren WANG, Gang XIE, Danchao HUANG, Wenzhe LI, Feng DAI, Jintang WANG, Jing ZHANG, Jinsheng SUN
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Patent number: 11873444Abstract: A nanographene, a preparation method thereof, and uses thereof are disclosed. The method of preparing the nanographene includes the steps: (1) carrying out a first reaction by contacting a raw material graphite and a first oxidizing agent with an intercalating agent to obtain a modified graphite; (2) performing a second reaction by contacting the modified graphite and an acid with a second oxidizing agent to obtain a graphene pre-product; and (3) subjecting the graphene pre-product to an air-flow exfoliation to prepare a nanographene. An oil-based drilling fluid containing the nanographene produced by the method is also disclosed.Type: GrantFiled: February 27, 2023Date of Patent: January 16, 2024Assignee: Southwest Petroleum UniversityInventors: Yang Bai, Daoxiong Li, Ren Wang, Gang Xie, Danchao Huang, Wenzhe Li, Feng Dai, Jintang Wang, Jing Zhang, Jinsheng Sun
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Patent number: 11748336Abstract: A method and apparatus are disclosed for managing a measurement device based on a blockchain, which is applied to node devices in a blockchain network. The method can include obtaining device state data of the measurement device at various stages in the life cycle of the measurement device; constructing a target transaction based on the obtained device state data, and then sending the target transaction to other node devices in the blockchain network to perform consensus processing on the target transaction; and storing, when a consensus of the target transaction is reached, the target transaction into a distributed ledger of the blockchain network, wherein the target transaction stored in the distributed ledger of the blockchain network is used for life cycle management of the measurement device.Type: GrantFiled: January 4, 2021Date of Patent: September 5, 2023Assignees: METTLER-TOLEDO (CHANGZHOU) PRECISION INSTRUMENTS LTD., METTLER-TOLEDO (CHANGZHOU) MEASUREMENT TECHNOLOGY LTD., METTLER-TOLEDO INTERNATIONAL TRADING (SHANGHAI) CO., LTD.Inventors: Jean-Christophe Emery, Michael Heidingsfelder, Eugen Schibli, Feng Dai, Qing Chen, GuoJun Xie
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Publication number: 20230244525Abstract: Methods, apparatus, systems, and articles of manufacture are disclosed for an XPU-aware dynamic compute scheduling framework. These improve processing of cloud client application pipelines across XPU devices by incorporating memory, machine readable instructions and processor circuitry to execute the functions of: trace an execution of an input model by a graph tracer; build a compute graph based on the trace of the input model; communicate an operational parameter; create a first XPU device assignment to recommend an XPU device to use based on at least one provisioned policy of a system-wide XPU selection policy provider; update the compute graph based on the first XPU device assignment; and send the first XPU device assignment to the devices through a dispatch command.Type: ApplicationFiled: January 26, 2023Publication date: August 3, 2023Inventors: Ningxin Hu, Feng Dai, Junyong Ding, Junwei Fu, Mohammad Haghighat, Mousumi Hazra, Mingming Xu, Min Zhang
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Patent number: 11708676Abstract: The present invention relates to the technical field of mudslide prevention and control engineering, and provides a bottom hole type mudslide blocking dam and a dam height calculation method. According to the present invention, a climbing height of the mudslide impacting a bottom hole type mudslide blocking dam can be accurately calculated, so as to guide the height design of a dam body of the bottom hole type mudslide blocking dam, thereby guaranteeing the working safety and the protection capacity of the bottom hole type mudslide blocking dam, and saving the manufacturing cost of the bottom hole type mudslide blocking dam.Type: GrantFiled: February 27, 2023Date of Patent: July 25, 2023Assignee: Southwest Jiaotong UniversityInventors: Weigang Shen, Xiaoyan Zhao, Gang Luo, YI Liu, Feng Dai, Ning Ma
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Patent number: 11542425Abstract: The present disclosure a leak-proof lost-circulation control water-based drilling fluid composition and preparation method and use thereof.Type: GrantFiled: April 22, 2022Date of Patent: January 3, 2023Assignee: Southwest Petroleum UniversityInventors: Yang Bai, Lingfeng Wu, Jing Zhang, Wenzhe Li, Pingya Luo, Feng Dai, Jingping Liu, Ren Wang, Daoxiong Li, Wen Xu
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Patent number: 11525079Abstract: A preparation method of a fully adaptive modified nanographene plugging type anti-collapse drilling fluid is disclosed. A modified nanographene slurry anti-collapse agent and a water-based drilling fluid containing the modified nanographene slurry anti-collapse agent are disclosed. The preparation method includes subjecting a nanographene and a mixed acid to a first contact to obtain a mixed liquid, dropwise adding potassium chlorate into the mixed liquid under the condition of ice-bath pan to carry out a modification treatment, so as to obtain a modified nanographene, and subjecting the modified nanographene to a second contact with water to prepare a modified nanographene slurry.Type: GrantFiled: February 18, 2022Date of Patent: December 13, 2022Assignee: Southwest Petroleum UniversityInventors: Yang Bai, Dezhi Liu, Jing Zhang, Pingya Luo, Gang Xie, Feng Dai, Wenzhe Li
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Patent number: 11453814Abstract: The present disclosure a pressure-bearing plugging agent, comprises a core, a first coating layer and a second coating layer which are sequentially coated on an outer surface of the core, wherein the core is made of a water-absorbing swellable material, the first coating layer is a paraffin layer, and the second coating layer is obtained by cementing the rigid particles with an adhesive.Type: GrantFiled: October 19, 2021Date of Patent: September 27, 2022Assignee: Southwest Petroleum UniversityInventors: Yang Bai, Lingfeng Wu, Pingya Luo, Haibo Liang, Wen Xu, Wenzhe Li, Feng Dai, Guancheng Jiang, Gang Xie, Jiading Deng
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Publication number: 20220267662Abstract: The present disclosure a pressure-bearing plugging agent, comprises a core, a first coating layer and a second coating layer which are sequentially coated on an outer surface of the core, wherein the core is made of a water-absorbing swellable material, the first coating layer is a paraffin layer, and the second coating layer is obtained by cementing the rigid particles with an adhesive.Type: ApplicationFiled: October 19, 2021Publication date: August 25, 2022Applicant: Southwest Petroleum UniversityInventors: Yang BAI, Lingfeng WU, Pingya LUO, Haibo LIANG, Wen XU, Wenzhe LI, Feng DAI, Guancheng JIANG, Gang XIE, Jiading DENG
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Patent number: 11378441Abstract: The present invention discloses a weighing and measuring system, comprising a weighing sensor network constituted by networking a plurality of weighing sensors, wherein in the weighing sensor network, each of subtasks into which a weighing task is split is assigned to each of weighing sensors in the weighing sensor network; and each of the weighing sensors respectively and independently executes the assigned subtask and exchanges task data through the weighing sensor network. The weighing sensors collaboratively process a weighing task, which no longer depends on an instrument or a computer, thereby reducing the cost of the whole system, and improving the tolerance level to environment. The collaborative processing mode also avoids the bottleneck of data communication information summarization.Type: GrantFiled: April 3, 2018Date of Patent: July 5, 2022Assignees: Mettler-Toledo (Changzhou) Precision instruments Co., Ltd., Mettler-Toledo (Changzhou) Measurement Technology Co., Ltd., Mettler-Toledo International Trading (Shanghai) Co., LtdInventors: Feng Dai, Jianqiang Yang, GuoJun Xie, Jinquan Yu, Wenming Mao, Dake Tan
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Patent number: 11345841Abstract: A fiber silica composite microsphere for a shale stratum comprises a hollow silica sphere and fibers, and the fibers are partially coated on an outer surface of the hollow silica sphere and partially embedded into an interior of the hollow silica sphere. The hollow silica sphere has an outer diameter of 1-5 ?m and an inner diameter of 0.8-4.7 ?m; the fibers have a length of 5-10 ?m and a width of 1-3 ?m.Type: GrantFiled: October 19, 2021Date of Patent: May 31, 2022Assignee: Southwest Petroleum UniversityInventors: Yang Bai, Lingfeng Wu, Pingya Luo, Wenzhe Li, Feng Dai, Gang Xie, Haibo Liang, Kesheng Rong, Jiading Deng
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Patent number: 11146107Abstract: A wireless powering device comprising a first coil assembly including a first coil and a second coil assembly including a second coil. The second coil is adapted to be electromagnetically coupled with the first coil. One of the first coil and the second coil is used as a transmitting coil and another of the first coil and the second coil is used as a receiving coil. The second coil is movable with respect to the first coil in a direction perpendicular to a direction of magnetic lines generated by the transmitting coil.Type: GrantFiled: October 8, 2018Date of Patent: October 12, 2021Assignee: Tyco Electronics (Shanghai) Co. Ltd.Inventors: Shaoyong Wang, Yuming Song, Feng Dai
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Patent number: 11120317Abstract: A method, apparatus, and computer readable medium are provided. The method includes receiving, from a terminal, target information to be coded in a graphic identification code, and personalized effect information. First lattice data is generated according to the target information. Each data point in the first lattice data is processed according to first-type effect information included in the personalized effect information, to obtain second lattice data. The second lattice data is processed according to second-type effect information included in the personalized effect information, to obtain the graphic identification code.Type: GrantFiled: April 22, 2019Date of Patent: September 14, 2021Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Jin Kai Mai, Rui Bang He, Yun Feng Dai, Han Jie Wu, Fang Ning Luo