Patents by Inventor Lei Fan
Lei Fan 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: 11723178Abstract: Disclosed are a power grid-friendly control method and system for a data center cooling system. The method includes: dividing an equipment room into a plurality of pieces of subspace in advance, with a plurality of servers and a cooling device comprised in each piece of subspace; obtaining total power consumption of the servers in each piece of subspace; performing priority sorting on the total power consumption of the servers in each piece of subspace; obtaining a real-time power supply energy consumption value of a power grid; determining, whether an energy supply is sufficient; and if the energy supply is sufficient, skipping turning off the cooling device in the subspace; or if the energy supply is not sufficient, turning off a cooling device, till it is determined that the energy supply is sufficient, thus minimizing impact of turning off the cooling system on stability.Type: GrantFiled: December 1, 2021Date of Patent: August 8, 2023Assignees: State Grid Jiangsu Electric Power Co., Ltd. Information & Telecommunication Branch, State Grid Jiangsu Electric Power Co., Ltd.Inventors: Haodong Zou, Mingming Zhang, Ling Zhuang, Fei Xia, Jinling He, Guoquan Yuan, Zheng Lou, Ran Zhao, Lei Fan, Xinwen Shan, Yuanhan Du, Ming Tang, Ling Wang, Linjiang Shang
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Publication number: 20230218193Abstract: A method performed by a computing system comprises receiving a first set of spatial information from an instrument positioned within an anatomic passageway. The first set of spatial information includes a plurality of spatial data records including position information for a distal end of the instrument at a plurality of time periods. The method further comprises ordering the plurality of spatial data records in a time-gathered order. The method further comprises evaluating a spatial relationship between first and second consecutive spatial data records of the plurality of spatial data records. The method further comprises filtering the first set of spatial information based upon the evaluated spatial relationship.Type: ApplicationFiled: March 7, 2023Publication date: July 13, 2023Inventors: Tao Zhao, Prashant Chopra, Vincent Duindam, Dorin Panescu, Lei Fan
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Publication number: 20230158729Abstract: A liner structure includes a liner main body and an insert located inside an opening of the liner main body. The liner main body is made of a polybutylene material. The liner structure has relatively good heat resistance within a temperature range corresponding to conventional liquid water, and can be used for containing hot water. Moreover, a feasible manufacturing method is provided. The method can overcome defects of material characteristics through process optimization, so that can implement manufacturing the liner structure.Type: ApplicationFiled: September 26, 2021Publication date: May 25, 2023Inventors: Xiaogong CHEN, Lei FAN, Tong LIU, Mingche ZHOU
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Patent number: 11633125Abstract: A method of tracking a medical instrument comprises receiving a model of an anatomical passageway formation and receiving a set of ordered sensor records for the medical instrument. The set of ordered sensor records provide a path history of the medical instrument. The method further comprises registering the medical instrument with the model of the anatomical passageway formation based on the path history. The method further includes displaying a virtual visualization image in a display system, the virtual visualization image being based on the registering of the medical instrument with the model of the anatomical passageway and depicting a rendered view of the model of the anatomical passageway from a perspective of the medical instrument within the model of the anatomical passageway.Type: GrantFiled: July 2, 2018Date of Patent: April 25, 2023Assignee: INTUITIVE SURGICAL OPERATIONS, INC.Inventors: Tao Zhao, Prashant Chopra, Vincent Duindam, Dorin Panescu, Lei Fan
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Patent number: 11621915Abstract: Embodiments of this application provide a packet forwarding method, a route sending and receiving method, and related apparatus. The method is applied to a data center in a non-uniform memory access (NUMA) architecture. The data center includes a server and a network device, and the server includes a first NUMA node and a second NUMA node. The method includes: The first interface processing unit (IPU) receives a first packet from the network device, where the first packet is a packet to be sent to the first virtual machine in the first NUMA node. The first IPU sends the first packet to the first virtual machine. The second IPU receives a second packet from the network device, where the second packet is a packet to be sent to the second virtual machine in the second NUMA node. The second IPU sends the second packet to the second virtual machine.Type: GrantFiled: July 2, 2021Date of Patent: April 4, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Fang Wang, Tao Bai, Lei Fan, Jianbin Xu
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Publication number: 20230082171Abstract: The present disclosure relates to a ceramic forging method, and belongs to the technical field of ceramic preparation. The ceramic forging method comprises a step of applying an oscillatory pressure to to-be-forged ceramic at a forging temperature to perform forging, In accordance with the ceramic forging method provided by the present disclosures, the deformation capacity and the deformation rate of a ceramic material are improved by changing a deformation mechanism of a ceramic material at the high temperature through oscillatory pressure, such that generation of micro fatigues inside the ceramic material and the deformation process of the material are greatly improved, then the ceramic material can reach the higher deformation rate and the larger deformation amount at lower temperature and pressure, and therefore ceramic forging can be achieved, and the cost is greatly reduced.Type: ApplicationFiled: September 9, 2022Publication date: March 16, 2023Inventors: Lei FAN, Linan AN
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Publication number: 20230049935Abstract: The present disclosure discloses a preparation method of a powder metallurgy (PM) superalloy with high strength and plasticity. Under the multi-field coupling action of a thermal field and a force field, the PM superalloy is obtained in a high-temperature graphite mold by using the method of conducting heat preservation and oscillating-pressure sintering in two steps. Under the action of a circulating pressure, rearrangement of powders and discharge of pores are promoted, and therefore, the PM superalloy is sintered and formed. The present disclosure further discloses a PM superalloy prepared by using the method above. The PM superalloy has the characteristics of low grade of prior particle boundary defects, uniform grain refinement and high density. The sintered PM superalloy obtained in the present disclosure has a yield strength of 955 MPa, a tensile strength of 1,437 MPa and an elongation of 31.9%, and has high strength and plasticity.Type: ApplicationFiled: July 13, 2022Publication date: February 16, 2023Inventors: Dejian SUN, Jiachen KANG, Guizhong Li, Ka GAO, Zan ZHANG, Yang GAO, Lei FAN, Xiaoqin GUO
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Patent number: 11572371Abstract: Disclosed is a BRD4 inhibitor as shown in formula I, belonging to the field of compound drugs. The compound provided has a good inhibitory effect on prostate cancer cell proliferation, and can be used for preparing a drug combatting tumors, autoimmune or inflammatory diseases and viral infection, and in particular an anti-prostate cancer drug.Type: GrantFiled: September 14, 2018Date of Patent: February 7, 2023Assignee: HINOVA PHARMACEUTICALS INC.Inventors: Lei Fan, Kexin Xu, Ke Chen, Fei Wang, Xiaoquan Wu, Tongchuan Luo, Shaohua Zhang, Xinghai Li, Yuanwei Chen
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Publication number: 20230027088Abstract: An EP300/CBP inhibitor, specifically provided is a compound as shown in formula I, or a deuterated product thereof, or a salt thereof, or a conformational isomer thereof, or a crystal form thereof, or a solvate thereof. The compound is highly selective for EP300/CBP, and can effectively inhibit the activity of EP300/CBP; in addition, the compound has an excellent inhibitory effect on various tumor cells including prostate cancer cells, leukemia cells, breast cancer cells and multiple myeloma cells. The compound has broad application prospects in the preparation of an EP300/CBP inhibitor, and drugs for preventing and/or treating tumors, myeloid hematopoietic stem/progenitor cells malignant disease, and regulating regulatory T cells.Type: ApplicationFiled: September 25, 2020Publication date: January 26, 2023Inventors: Lei FAN, Fei WANG, Xiaoquan WU, Kexin XU, Tongchuan LUO, Shaohua ZHANG, Yongxu HUO, Xinghai LI, Yuanwei CHEN
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Publication number: 20220408614Abstract: Disclosed are a power grid-friendly control method and system for a data center cooling system. The method includes: dividing an equipment room into a plurality of pieces of subspace in advance, with a plurality of servers and a cooling device comprised in each piece of subspace; obtaining total power consumption of the servers in each piece of subspace; performing priority sorting on the total power consumption of the servers in each piece of subspace; obtaining a real-time power supply energy consumption value of a power grid; determining, whether an energy supply is sufficient; and if the energy supply is sufficient, skipping turning off the cooling device in the subspace; or if the energy supply is not sufficient, turning off a cooling device, till it is determined that the energy supply is sufficient, thus minimizing impact of turning off the cooling system on stability.Type: ApplicationFiled: December 1, 2021Publication date: December 22, 2022Inventors: Haodong Zou, Mingming Zhang, Ling Zhuang, Fei Xia, Jinling He, Guoquan Yuan, Zheng Lou, Ran Zhao, Lei Fan, Xinwen Shan, Yuanhan Du, Ming Tang, Ling Wang, Linjiang Shang
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Patent number: 11513044Abstract: A split-type device for measuring rock mass deformation under high hydraulic pressure and a construction method and use thereof. Main components of the device include a metal measuring rod, a magnetic iron core, a shell, a waterproof coil framework, a coil, a tail accessory, a cable clamp, a cable, a signal processing bin, etc. Main electronic components are treated by adopting the all-metal shell and a vacuum particle sealing double-layer sealing process, and have hydraulic pressure resistance of 5 MPa or above. Measurement signals feature centralized processing, digitization and dual utilization of signals, i.e., after data of a plurality of sensors is processed in an electronic bin and then digitized signals are connected to an independent reader outside the bin or a centralized acquisition device for in-situ tests.Type: GrantFiled: July 2, 2020Date of Patent: November 29, 2022Assignee: Changjiang River Scientific Research Institute of Changjiang Water Resources CommissionInventors: Aiqing Wu, Lei Fan, Qixiang Fan, Xiaoyu Han, Zhiquan Ke, Yihu Zhang, Yuankun Liu, Zuowu Zhong, Meiwan Yu, Kun Wu, Wei Hu, Chong Chen, Qian Xiang
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Patent number: 11506358Abstract: The present invention relates to an optical element (1), an optical module and a vehicle. The optical element (1) comprises: a light incident section (10) for receiving light directly from a light source; a light exit section (30) having a focal plane (P); and a third section (20) that directs light from the light incident section (10) toward the light exit section (30) in a predetermined manner to generate a predetermined low beam distribution or high beam distribution, where the optical element (1) is implemented integrally.Type: GrantFiled: September 27, 2019Date of Patent: November 22, 2022Assignee: VALEO VISIONInventors: Fei Chen, Brant Potter, Lu Bai, John Orisich, Ambroise Servantie, Rong Zhou, Lei Fan
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Patent number: 11498067Abstract: An apparatus for patterning biological cells, and a method of patterning and coculturing biological cells using the apparatus. The apparatus includes a fluidic structure having an outlet and a plurality of inlets, the fluidic structure is arranged to facilitate a flow of a plurality of different cells in a cell suspension therethrough, wherein each of the plurality of inlets is arranged to facilitate a loading of the plurality of different cells from a plurality of supplies into the fluidic structure; and a flow controlling device arranged to control the flow of the plurality of different cells through the fluidic structure and/or the loading of the plurality of different cells from the plurality of supplies through the plurality of inlets; wherein the fluidic structure is further arranged to facilitate a simultaneous observation of the plurality of different cells arranged in a predetermined pattern in the fluidic structure.Type: GrantFiled: January 7, 2021Date of Patent: November 15, 2022Assignee: City University of Hong KongInventors: Dong Sun, Lei Fan, Tao Luo
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Publication number: 20220255547Abstract: A buffer apparatus, a chip and an electronic device. The apparatus comprises: a voltage adjustment module (10) comprising a first P-type metal-oxide-semiconductor field-effect transistor (PMOS), wherein the voltage adjustment module (10) is used for receiving an input voltage, using a threshold voltage for the first PMOS to adjust the input voltage, and outputting a driving voltage; and a buffer module (20) electrically connected to the voltage adjustment module (10) and used for receiving an input signal, buffering the input signal under the driving voltage, and outputting a buffered signal. The driving voltage obtained by using the threshold voltage for the first PMOS to adjust the input voltage can compensate for a process corner of the buffer module (20), such that the range of a flip point voltage of the buffer module (20) becomes small and meets process requirements.Type: ApplicationFiled: April 26, 2022Publication date: August 11, 2022Applicant: Chipone Technology (Beijing) Co., LTD.Inventors: Wei YANG, Lei FAN
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Publication number: 20220244749Abstract: Provided are a reference source circuit, a chip, a power supply, and an electronic device. The circuit comprises: a first current generation unit used for generating first current; a reference voltage generation unit electrically connected to the first current generation unit and used for generating a band-gap reference voltage by using the first current; and a reference current generation unit electrically connected to the first current generation unit and the reference voltage generation unit and used for generating band-gap reference current by using the first current. By means of the circuit above, a band-gap reference voltage and band-gap reference current can be generated in a reference source circuit, and the first current generation unit may be reused, so that high-gain and simultaneous work of two loops can be achieved, the cost can be reduced, and the chip area can be saved as compared with the design of two separate reference sources.Type: ApplicationFiled: April 22, 2022Publication date: August 4, 2022Applicant: Chipone Technology (Beijing) Co., LTD.Inventors: Yujun YANG, Lei FAN
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Patent number: 11367846Abstract: The present disclosure discloses a film layer analysis method for an electroluminescent device. The electroluminescent device includes an anode layer, an electroluminescent material layer, and a silver-bearing cathode layer that are sequentially laminated. The film layer analysis method includes stripping the silver-bearing cathode layer from the electroluminescent device by using a first ion sputtering source to obtain an analysis sample with the electroluminescent material layer exposed, and analyzing the exposed electroluminescent material layer by using a second ion sputtering source; wherein sputtering energy of the first ion sputtering source is greater than sputtering energy of the second ion sputtering source.Type: GrantFiled: November 1, 2019Date of Patent: June 21, 2022Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ying Liu, Yuhang Peng, Congcong Du, Lei Fan, Chunfang Fan, Qi Wu, Xiaozhong Xue, Haoran Qin
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Publication number: 20220126289Abstract: An apparatus for patterning biological cells, and a method of patterning and coculturing biological cells using the apparatus. The apparatus includes a fluidic structure having an outlet and a plurality of inlets, the fluidic structure is arranged to facilitate a flow of a plurality of different cells in a cell suspension therethrough, wherein each of the plurality of inlets is arranged to facilitate a loading of the plurality of different cells from a plurality of supplies into the fluidic structure; and a flow controlling device arranged to control the flow of the plurality of different cells through the fluidic structure and/or the loading of the plurality of different cells from the plurality of supplies through the plurality of inlets; wherein the fluidic structure is further arranged to facilitate a simultaneous observation of the plurality of different cells arranged in a predetermined pattern in the fluidic structure.Type: ApplicationFiled: January 7, 2021Publication date: April 28, 2022Inventors: Dong Sun, Lei Fan, Tao Luo
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Publication number: 20220087996Abstract: A compound represented by formula (I), or a stereochemical isomer thereof, or a solvate thereof, or a pharmaceutically acceptable salt thereof, can inhibit the activity of histone acetylase p300 and inhibit the proliferation activity of a variety of tumor cells.Type: ApplicationFiled: November 27, 2019Publication date: March 24, 2022Inventors: Lei FAN, Fei WANG, Xiaoquan WU, Kexin XU, Ke CHEN, Tongchuan LUO, Shaohua ZHANG, Wu DU, Chengzhi ZHANG, Yongxu HUO, Zhilin TU, Xinghai LI, Yuanwei CHEN
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Publication number: 20220034470Abstract: The present invention relates to an optical element (1), an optical module and a vehicle. The optical element (1) comprises: a light incident section (10) for receiving light directly from a light source; a light exit section (30) having a focal plane (P); and a third section (20) that directs light from the light incident section (10) toward the light exit section (30) in a predetermined manner to generate a predetermined low beam distribution or high beam distribution, where the optical element (1) is implemented integrally.Type: ApplicationFiled: September 27, 2019Publication date: February 3, 2022Applicant: VALEO VISIONInventors: Fei CHEN, Brant POTTER, Lu BAI, John ORISICH, Ambroise SERVANTIE, Rong ZHOU, Lei FAN
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Publication number: 20220014465Abstract: Embodiments of this application provide a packet forwarding method, a route sending and receiving method, and related apparatus. The method is applied to a data center in a non-uniform memory access (NUMA) architecture. The data center includes a server and a network device, and the server includes a first NUMA node and a second NUMA node. The method includes: The first interface processing unit (IPU) receives a first packet from the network device, where the first packet is a packet to be sent to the first virtual machine in the first NUMA node. The first IPU sends the first packet to the first virtual machine. The second IPU receives a second packet from the network device, where the second packet is a packet to be sent to the second virtual machine in the second NUMA node. The second IPU sends the second packet to the second virtual machine.Type: ApplicationFiled: July 2, 2021Publication date: January 13, 2022Inventors: Fang WANG, Tao BAI, Lei FAN, Jianbin XU