Patents by Inventor Cong Du
Cong Du 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: 11976891Abstract: The present invention relates to the field of fluid heat transfer, and discloses a heat transfer enhancement pipe as well as a cracking furnace and an atmospheric and vacuum heating furnace including the same. The heat transfer enhancement pipe (1) includes a pipe body (10) of tubular shape having an inlet (100) for entering of a fluid and an outlet (101) for said fluid to flow out; internal wall of the pipe body (10) is provided with a fin (11) protruding towards interior of the pipe body (10), the fin (11) spirally extends in an axial direction of the pipe body (10), wherein a height of the fin (11) gradually increases from one end in at least a part extension of the fin. The heat transfer enhancement pipe can reduce thermal stress of itself, thereby increasing service life of the heat transfer enhancement pipe.Type: GrantFiled: October 25, 2018Date of Patent: May 7, 2024Assignees: China Petroleum & Chemical Corporation, Beijing Research Institute of Chemical Industry, China Petroleum & Chemical CorporationInventors: Guoqing Wang, Junjie Liu, Lijun Zhang, Cong Zhou, Zhaobin Zhang, Shasha Yang, Dongfa Shen, Xiaofeng Li, Shifang Yang, Zhiguo Du, Yonggang Zhang, Ying Shi, Jinghang Guo
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Publication number: 20240145007Abstract: In certain aspects, a memory device includes memory cells, word lines coupled to the memory cells, and a peripheral circuit coupled to the memory cells. The peripheral circuit is coupled to the word lines and configured to apply program pulses to a selected word line of the word lines in a program operation, obtain a number of occurrences of suspensions during the program operation, and determine a limit on a number of program pulses for the program operation based on the number of occurrences of the suspensions during the program operation.Type: ApplicationFiled: January 4, 2024Publication date: May 2, 2024Inventors: Huangpeng Zhang, Zhichao Du, Ke Jiang, Cong Luo, Daesik Song
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Patent number: 11955060Abstract: A display substrate and a display panel are provided. The display substrate includes a base substrate; the base substrate includes a display region and a peripheral region on at least one side of the display region; the peripheral region includes a first peripheral sub-region and a second peripheral sub-region, the display region includes a first display sub-region corresponding to the first peripheral sub-region and a second display sub-region corresponding to the second peripheral sub-region, and the second display sub-region is different from the first display sub-region; the second peripheral sub-region includes a first gate driving circuit, and the first gate driving circuit is configured to be connected to a plurality of gate scanning signal lines in the first display sub-region through a plurality of connecting lines in the display region, to respectively providing a gate scanning signal to a plurality of rows of pixel units in the first display sub-region.Type: GrantFiled: May 21, 2021Date of Patent: April 9, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Donghui Tian, Rong Wang, Xiangdan Dong, Mengmeng Du, Fan He, Cong Fan, Yujing Li
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Patent number: 11940528Abstract: Disclosed are a method and system for evaluating sonar self-noise at a ship design stage. The method includes: building a ship structure full-scale geometric simulation model; acquiring loss factors and sonar transducer space outfitting acoustic absorption coefficient material parameters; acquiring mechanical excitation, hydrodynamic excitation, and propeller excitation; inputting the loss factors and the sonar transducer space outfitting acoustic absorption coefficient material parameters into an established statistical energy evaluation model, and applying a mechanical excitation to a face plate of foundation of the built ship structure full-scale geometric simulation model, applying a hydrodynamic excitation to the surface of a ship hull, and applying a propeller excitation to a stern shaft to perform calculation of sonar self-noise of a ship to obtain total spectral density level of the sonar self-noise; and evaluating spectral density level calculation results by index requirements.Type: GrantFiled: October 24, 2023Date of Patent: March 26, 2024Assignee: HARBIN ENGINEERING UNIVERSITYInventors: Haichao Li, Jiawei Xu, Fuzhen Pang, Cong Gao, Yuhang Tang, Jiajun Zheng, Xueren Wang, Zhe Zhao, Xuhong Miao, Yuan Du
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Publication number: 20240077963Abstract: An electronic substrate and an electronic device are provided. The electronic substrate includes a first functional region, a second functional region and a peripheral region; the first functional region includes an opening, the second functional region is in the opening, and the peripheral region includes an opening peripheral region between the first functional region and the second functional region; the electronic substrate includes a base substrate and a detection trace structure on the base substrate; the detection trace structure includes a first conductive trace and a second conductive trace which are in the opening peripheral region, and the first conductive trace and the second conductive trace respectively extend from a first position reversely along an edge of the second functional region and respectively partially surround the second functional region, the first conductive trace and the second conductive trace are spaced apart from each other in the first position.Type: ApplicationFiled: May 18, 2021Publication date: March 7, 2024Inventors: Cong FAN, Yu WANG, Kemeng TONG, Fan HE, Xiangdan DONG, Hongwei MA, Mengmeng DU, Xuwu HU
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Publication number: 20240077608Abstract: Disclosed are a method and system for evaluating sonar self-noise at a ship design stage. The method includes: building a ship structure full-scale geometric simulation model; acquiring loss factors and sonar transducer space outfitting acoustic absorption coefficient material parameters; acquiring mechanical excitation, hydrodynamic excitation, and propeller excitation; inputting the loss factors and the sonar transducer space outfitting acoustic absorption coefficient material parameters into an established statistical energy evaluation model, and applying a mechanical excitation to a face plate of foundation of the built ship structure full-scale geometric simulation model, applying a hydrodynamic excitation to the surface of a ship hull, and applying a propeller excitation to a stern shaft to perform calculation of sonar self-noise of a ship to obtain total spectral density level of the sonar self-noise; and evaluating spectral density level calculation results by index requirements.Type: ApplicationFiled: October 24, 2023Publication date: March 7, 2024Inventors: Haichao LI, Jiawei XU, Fuzhen PANG, Cong GAO, Yuhang TANG, Jiajun ZHENG, Xueren WANG, Zhe ZHAO, Xuhong MIAO, Yuan DU
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Patent number: 11917876Abstract: Disclosed is a display substrate, including: a base including a display region and a peripheral region; sub-pixels in the display region; data lines in at least the display region and extending in a first direction and electrically connected to the sub-pixels; gate lines in at least the display region and extending in a second direction intersecting with the first direction, and electrically connected to the sub-pixels; pads in the peripheral region; data leads in the peripheral region and electrically connected to the data lines and the pads; a gate driver circuit in the peripheral region and electrically connected to the gate lines; gate drive lines in the peripheral region and electrically connected to the gate driver circuit; gate leads in the peripheral region and extending in the first direction, which are electrically connected to the gate drive lines and the pads and located between the data leads.Type: GrantFiled: June 21, 2021Date of Patent: February 27, 2024Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Cong Liu, Hongjun Zhou, Lili Du, Feng Wei
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Patent number: 11597714Abstract: A compound with anti-drug resistant bacteria activity having the following formula (I): is disclosed. A method of preparing the compound of formula (I) is also disclosed.Type: GrantFiled: December 19, 2020Date of Patent: March 7, 2023Assignee: SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Chengyuan Liang, Cong Du, Qianqian Zhao, Liang Xin, Jingyi Li, Dan Yang, Nan Hui, Guaiping Qiao, Han Li, Yanjun Li, Liang Qi, Wenbo Yao, Gennian Mao
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Patent number: 10959593Abstract: The present invention provides a floor cleaner and a water sink structure thereof. In the present invention, a water sink is formed on a surface of a cleaning cylinder by a rotating roller, and a conventional water sink structure formed by a shell water sink and a filter screen is not required, so that the structure is simpler. Since a water outlet conduit and a water pumping conduit are arranged vertically to the surface of the cleaning cylinder, water is discharged and pumped on a surface of an outer sponge layer, the water supply and water pumping systems will not be blocked, and the water discharge effect and the water pumping effect are better.Type: GrantFiled: May 29, 2019Date of Patent: March 30, 2021Assignee: HUBEI DSTECH CO. LTDInventors: Cong Du, Yuandong Du
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Patent number: 10782418Abstract: The present invention provides a calculation method for visual navigation integrity monitoring. With the method, by use of an appropriate visual positioning model, a mathematical algorithm and rich navigation measurements, the positioning accuracy and availability of positioning results are improved, and the problem of insufficient performance of satellite integrity algorithms caused by impossible guarantee of availability of a GNSS in complex environments is solved, which is helpful to realize aircraft accurate approach and automatic landing and of great significance to ensure the safety of aviation flight.Type: GrantFiled: December 13, 2019Date of Patent: September 22, 2020Assignee: BEIHANG UNIVERSITYInventors: Zhipeng Wang, Yanbo Zhu, Cong Du, Kun Fang, Qiang Li
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Publication number: 20190274511Abstract: The present invention provides a floor cleaner and a water sink structure thereof. In the present invention, a water sink is formed on a surface of a cleaning cylinder by a rotating roller, and a conventional water sink structure formed by a shell water sink and a filter screen is not required, so that the structure is simpler. Since a water outlet conduit and a water pumping conduit are arranged vertically to the surface of the cleaning cylinder, water is discharged and pumped on a surface of an outer sponge layer, the water supply and water pumping systems will not be blocked, and the water discharge effect and the water pumping effect are better.Type: ApplicationFiled: May 29, 2019Publication date: September 12, 2019Inventors: Cong Du, Yuandong Du
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Publication number: 20190155936Abstract: The disclosed technology teaches catch-up replication, replicating to a target machine, a set of snapshots including replicated snapshots and un-replicated snapshots, stored in sequence at a source machine, that backup one or more virtual machines.Type: ApplicationFiled: November 22, 2017Publication date: May 23, 2019Applicant: Rubrik, Inc.Inventors: Cong Du, Mudit Malpani
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Patent number: 8335813Abstract: A system, method, and set of protocols for dynamic group communication are provided for enabling dynamic process migration and dynamic group membership management. A process in a group receives and distributes a migration signal. Group communication continues while the processes in the group asynchronously reach a global superstep and then a synchronization point. The processes then spawn a new process on a new device and update group membership information. The new process operates in continuous execution with the new group.Type: GrantFiled: March 10, 2008Date of Patent: December 18, 2012Assignee: Illinois Institute of TechnologyInventors: Xian-He Sun, Cong Du
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Publication number: 20080273457Abstract: A system, method, and set of protocols for dynamic group communication are provided for enabling dynamic process migration and dynamic group membership management. A process in a group receives and distributes a migration signal. Group communication continues while the processes in the group asynchronously reach a global superstep and then a synchronization point. The processes then spawn a new process on a new device and update group membership information. The new process operates in continuous execution with the new group.Type: ApplicationFiled: March 10, 2008Publication date: November 6, 2008Applicant: Illinois Institute of TechnologyInventors: Xian-He Sun, Cong Du
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Patent number: 5700882Abstract: Polymeric vehicles with liquid crystalline-like properties, solvent dispersible polymeric vehicles, formulated coating compositions with liquid crystalline-like properties and a method for imparting liquid crystalline properties to a coating binder are described. The materials with liquid crystalline-like properties lack structural segments previously regarded as mesogenic.Type: GrantFiled: June 5, 1995Date of Patent: December 23, 1997Assignee: North Dakota State UniversityInventors: Frank N. Jones, Cong Du, Ganghui Teng, Adel F. Dimian, Daozhang Wang
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Patent number: 5677395Abstract: Polymeric vehicles with liquid crystalline-like properties, solvent dispersible polymeric vehicles, formulated coating compositions with liquid crystalline-like properties and a method for imparting liquid crystalline properties to a coating binder are described. The materials with liquid crystalline-like properties lack structural segments previously regarded as mesogenic.Type: GrantFiled: June 5, 1995Date of Patent: October 14, 1997Assignee: North Dakota State UniversityInventors: Frank N. Jones, Cong Du, Ganghui Teng, Adel F. Dimian, Daozhang Wang
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Patent number: 5543475Abstract: Polymeric vehicles with liquid crystalline-like properties, solvent dispersible polymeric vehicles, formulated coating compositions with liquid crystalline-like properties and a method for imparting liquid crystalline properties to a coating binder are described. The materials with liquid crystalline-like properties lack structural segments previously regarded as mesogenic.Type: GrantFiled: September 13, 1993Date of Patent: August 6, 1996Assignee: North Dakota State UniversityInventors: Frank N. Jones, Cong Du, Ganghui Teng, Adel F. Dimian, Daozhang Wang
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Patent number: 5543476Abstract: Polymeric vehicles with liquid crystalline-like properties, solvent dispersible polymeric vehicles, formulated coating compositions with liquid crystalline-like properties and a method for imparting liquid crystalline properties to a coating binder are described. The materials with liquid crystalline-like properties lack structural segments previously regarded as mesogenic.Type: GrantFiled: June 5, 1995Date of Patent: August 6, 1996Assignee: North Dakota State UniversityInventors: Frank N. Jones, Cong Du, Ganghui Teng, Adel F. Dimian, Daozhang Wang