Patents by Inventor Pengfei Chen
Pengfei Chen 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: 20240177465Abstract: Provided are a geological target identification method and apparatus based on image information fusion.Type: ApplicationFiled: November 30, 2022Publication date: May 30, 2024Inventors: Guoqiang XUE, Pengfei LV, Xin WU, Weiying CHEN
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Patent number: 11992536Abstract: The present disclosure relates to the fields of nuclear medicine and molecular imaging, and specifically relates to a dual-targeting compound and a preparation method and application thereof. The dual-targeting compound has the following structure shown in Formula (I). The present disclosure also provides a dual-targeting compound capable of being labeled with a radionuclide, and the compound has the following structure shown in Formula (I-1) or Formula (1-2). The dual-targeting compound of the present disclosure has high affinity for an FAP target and an integrin ?v?3 target, can realize synergistic targeting of the FAP target and the integrin ?v?3 target in tumors, and has high uptake in tumors and long retention time in tumors.Type: GrantFiled: December 9, 2022Date of Patent: May 28, 2024Assignee: YANTAI LANNACHENG BIOTECHNOLOGY CO., LTD.Inventors: Xiaoyuan Chen, Pengfei Xu, Xiaoming Wu, Zhide Guo, Qingbao Yang, Xuejun Wen
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Patent number: 11987756Abstract: A process for pyrolysis of a mixed plastic stream that contains polyvinyl chloride (PVC) is provided in which the chloride from PVC is removed from an initial melting reactor that melts the mixed plastic stream. Chloride is removed in a vapor stream from the initial melting reactor with additional chloride removed from addition of sorbents to the pyrolysis reactor and in adsorbent beds downstream of the pyrolysis reactor. The pyrolysis reactor has a configuration comprising two cylindrical ring structures, an inner cylindrical ring structure within an outer cylindrical ring structure wherein a circulation liquid supply stream enters said pyrolysis reactor tangentially relative to a ring edge of said two cylindrical ring structures and wherein solid particles move in a downward direction to a bottom of the pyrolysis reactor.Type: GrantFiled: November 11, 2021Date of Patent: May 21, 2024Assignee: UOP LLCInventors: Ping Sun, Pengfei Chen
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Publication number: 20240158480Abstract: Disclosed in the present invention is an anti-Nipah virus monoclonal antibody having neutralization activity. The antibody consists of a monkey-derived variable region and a human constant region, and both light and heavy chains of the monkey-derived variable region have unique CDR regions. The antibody provided by the present invention has an excellent antigen binding capability, and has good binding activity with Bangladesh Nipah virus and Malaysia Nipah virus glycoprotein G. The antibody can effectively neutralize the Nipahpseudovirus. Moreover, the neutralization activity of the antibody is enhanced as the concentration of the antibody increases, and nearly 100% neutralization of the Nipahpseudovirus can be achieved at a concentration of 1 ?g/mL. Also disclosed in the present invention is an application of the monoclonal antibody against the Nipah virus glycoprotein G in preparation of a Nipah virus treatment drug.Type: ApplicationFiled: June 26, 2021Publication date: May 16, 2024Applicant: ACADEMY OF MILITARY MEDICAL SCIENCE, PLAInventors: Wei Chen, Changming Yu, Yujiao Liu, Pengfei Fan, Guanying Zhang, Yaohui Li, Jianmin Li, Xiangyang Chi, Meng Hao, Ting Fang, Yunzhu Dong, Xiaohong Song, Yi Chen, Shuling Liu
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Patent number: 11975079Abstract: The present disclosure provides a truncated Evans Blue modified fibroblast activation protein inhibitor compound. The compound is formed by connecting truncated Evans Blue, a fibroblast activation protein inhibitor and a nuclide chelating group by means of connecting groups L1, L2, L3, L4 and X. The compound has the following structure shown in Formula (I), where R1 is a fibroblast activation protein inhibitor; L1 is lysine, glutamic acid, or a derivative structure thereof; L2 is —(CH2)n—, n is an integer from 0 to 30, and each —CH2— may be individually substituted or unsubstituted with —O—, —NH—, —(CO)—, —NH(CO)—, or —(CO)—NH—; L3 is —(CH2)m—, m is an integer from 0 to 30, and each —CH2— may be individually substituted or unsubstituted with —O— or —(CO)—; L4 is —(CH2)p—, p is an integer from 0 to 30, and each —CH2— may be individually substituted or unsubstituted with —O—, —NH—, —(CO)—, —NH(CO)—, or —(CO)—NH—; X is selected from N, C, O, S, or and R2 is a nuclide chelating group.Type: GrantFiled: July 11, 2021Date of Patent: May 7, 2024Assignee: YANTAI LANNACHENG BIOTECHNOLOGY CO., LTD.Inventors: Xiaoyuan Chen, Pengfei Xu, Zhide Guo, Xiaoming Wu, Qingbao Yang, Tian He
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Publication number: 20240145938Abstract: A radiating element includes: a plurality of radiators, where each radiator includes a first side arm segment and a second side arm segment; a plurality of feeder rods, where each feeder rod is electrically connected to a respective one of a plurality of first side arm segments and a plurality of second side arm segments, where each group of feeder rods and their connected side arm segments include a first portion and a second portion electrically insulating from each other; and at least one common mode current suppressing component, where each common mode current suppressing component includes a first conductive portion and a second conductive portion adjacent to each other and electrically insulating, where the first conductive portion is electrically connected between a first portion of a group of feeder rods and their connected side arm segments and a second portion of an adjacent group of feeder rods and their connected side arm segments, and the second conductive portion is electrically connected betweeType: ApplicationFiled: October 24, 2023Publication date: May 2, 2024Inventors: Bin Sun, Changfu Chen, Jian Zhang, Cheng Xue, Pengfei Guo
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Patent number: 11970397Abstract: Disclosed is a method for preparing a nano-porous carbon material, comprising the following steps of: mixing polypyrrole nano-fibers with an activator, conducting microwave heating for reaction, and purifying to obtain the nano-porous carbon material. Compared with a conventional high-temperature carbonization method, the method for preparing the nano-porous carbon material of the present disclosure is simple in raw material, convenient to operate, less in time consumption and more suitable for mass preparation and production of the nano-porous carbon materials.Type: GrantFiled: April 28, 2019Date of Patent: April 30, 2024Assignee: SUN YAT-SEN UNIVERSITYInventors: Yang Liu, Chao Zhang, Pengfei Yin, Jiareng Chen, Bin Cui
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Publication number: 20240131205Abstract: The present disclosure relates to the fields of nuclear medicine and molecular imaging, and specifically relates to a dual-targeting compound and a preparation method and application thereof. The dual-targeting compound has the following structure shown in Formula (I). The present disclosure also provides a dual-targeting compound capable of being labeled with a radionuclide, and the compound has the following structure shown in Formula (I-1) or Formula (I-2). The dual-targeting compound of the present disclosure has high affinity for an FAP target and an integrin ?v?3 target, can realize synergistic targeting of the FAP target and the integrin ?v?3 target in tumors, and has high uptake in tumors and long retention time in tumors.Type: ApplicationFiled: December 9, 2022Publication date: April 25, 2024Inventors: Xiaoyuan CHEN, Pengfei XU, Xiaoming WU, Zhide GUO, Qingbao YANG, Xuejun WEN
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Patent number: 11967140Abstract: A system and method for vehicle wheel detection is disclosed. A particular embodiment can be configured to: receive training image data from a training image data collection system; obtain ground truth data corresponding to the training image data; perform a training phase to train one or more classifiers for processing images of the training image data to detect vehicle wheel objects in the images of the training image data; receive operational image data from an image data collection system associated with an autonomous vehicle; and perform an operational phase including applying the trained one or more classifiers to extract vehicle wheel objects from the operational image data and produce vehicle wheel object data.Type: GrantFiled: November 8, 2022Date of Patent: April 23, 2024Assignee: TUSIMPLE, INC.Inventors: Panqu Wang, Pengfei Chen
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Patent number: 11965666Abstract: The disclosure provides a control method and a device for an air conditioner. The method includes: a first reward matrix is constructed according to multiple sets of target operating parameters of an air conditioner, a maximum expected benefit of performing a current action in a current state is calculated based on the first reward matrix and a Q-learning algorithm, wherein the current state is represented by a current indoor environment temperature and a current outdoor environment temperature; target action parameters under the maximum expected benefit are acquired, and operation of the air conditioner is controlled based on second target action parameters, wherein the second target action parameters at least include a second target operating frequency of the compressor, a second target opening degree of the electronic expansion valve and a second target rotating speed of the external fan.Type: GrantFiled: December 16, 2019Date of Patent: April 23, 2024Assignee: Gree Electric Appliances, Inc. of ZhuhaiInventors: Jianming Tan, Shaobin Li, Dechao Song, Dong Yue, Chong Chen, Xiaoyu Luo, Jiabi Deng, Pengfei Wang, Wenxuan Xiao
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Patent number: 11968769Abstract: A dielectric barrier discharging tube, which has a synergistic column of needle electrodes to utilize a plurality of channels to adsorb catalysts, is provided. The dielectric barrier discharging tube includes: a quartz tube, a high-voltage pole, an inner electrode, and a plurality discharging needle sets. Two catalytic blocks are arranged respectively on two sides of each set discharging needles. Each catalytic block defines at least one inclined inner channel and at least one inclined outer channel. A higher end of each channel faces towards the discharging needle, and a lower end of each channel faces towards the discharging needle.Type: GrantFiled: December 21, 2023Date of Patent: April 23, 2024Assignee: HANGZHOU CITY UNIVERSITYInventors: Qi Qiu, Pengfei Wang, Qinmin Yang, Hao Chen
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Patent number: 11957767Abstract: The present disclosure provides a compound targeting prostate specific membrane antigen (PSMA), wherein the compound has the following structure shown in Formula (I); R1 is a compound structure targeting prostate specific membrane antigen; L1 is -(X)n-(CH2)m-(Y)q-, X and Y are independently selected from lysine, glutamic acid or a derivative structure containing lysine and glutamic acid, n is an integer from 0 to 12, m is an integer from 0 to 60, q is an integer from 0 to 12, and each CH2 may be individually substituted with —O—, —NH(CO)—, or —(CO)—NH—; L2 is -(CH2)p-, p is an integer from 0 to 30, and each CH2 may be individually substituted with —O—, —NH(CO)—, or —(CO)—NH—; and R2 is a nuclide chelating group. The present disclosure also provides a radiolabeled complex based on the structure of the compound.Type: GrantFiled: February 27, 2022Date of Patent: April 16, 2024Assignee: YANTAI LANNACHENG BIOTECHNOLOGY CO., LTD.Inventors: Xiaoyuan Chen, Pengfei Xu
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Patent number: 11963447Abstract: The present invention relates to a method for preparing a thermoelectric thick film. The method includes: determining a brittle-to-ductile transition temperature of a thermoelectric material; rolling the blocky thermoelectric material within a temperature range above the brittle-to-ductile transition temperature and below a melting point; parameters of the rolling being as follows: a linear speed of rollers is 0.01 mm/s to 10 mm/s, preferably 0.1 mm/s to 5 mm/s, and an amount of pressing each time of the rollers is controlled at 0.0005 mm to 0.1 mm, preferably 0.001 mm to 0.05 mm; repeating the rolling until a thermoelectric thick film with a specified thickness is obtained; and annealing the obtained thermoelectric thick film; a temperature of the annealing being 100° C. to 800° C., preferably 300° C. to 500° C., and a duration of the annealing being 10 to 500 hours, preferably 100 to 300 hours.Type: GrantFiled: May 6, 2020Date of Patent: April 16, 2024Assignee: SHANGHAI INSTITUTE OF CERAMICS, CHINESE ACADEMY OF SCIENCESInventors: Xun Shi, Pengfei Qiu, Zhiqiang Gao, Lidong Chen, Shiqi Yang, Qingyu Yang
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Patent number: 11963450Abstract: A method for manufacturing a core-shell coaxial gallium nitride (GaN) piezoelectric nanogenerator is provided. A mask covering a center part of a gallium nitride wafer is removed. An electrodeless photoelectrochemical etching is performed on the gallium nitride wafer to form a primary GaN nanowire array on a surface of the gallium nitride wafer. A precious metal layer provided on the surface of the gallium nitride wafer is removed and an alumina layer is deposited on the surface of the gallium nitride wafer to cover the primary GaN nanowire array to obtain a core-shell coaxial GaN nanowire array. A first conductive layer is provided on a flexible substrate to which the core-shell coaxial GaN nanowire array is transferred. A second conductive layer is provided at a top end of the core-shell coaxial GaN nanowire array, and is connected to an external circuit to obtain the core-shell coaxial GaN piezoelectric nanogenerator.Type: GrantFiled: August 11, 2023Date of Patent: April 16, 2024Assignee: Guangdong University of TechnologyInventors: Yun Chen, Pengfei Yu, Aoke Song, Zijian Li, Maoxiang Hou, Xin Chen
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Publication number: 20240104382Abstract: A system and method for instance-level roadway feature detection for autonomous vehicle control are disclosed.Type: ApplicationFiled: December 12, 2023Publication date: March 28, 2024Inventors: Tian LI, Panqu WANG, Pengfei CHEN
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Publication number: 20240107709Abstract: Disclosed is an immersed cabinet, which includes a cabinet body and a heat sink assembly, wherein the heat sink assembly is in sealed connection with the cabinet body and configured to seal an opening of the cabinet body. The cabinet body accommodates a plurality of devices to be cooled, and cooling liquid is put in the cabinet body and used for immersing the plurality of devices to be cooled. The cooling liquid absorbs heat generated by the plurality of devices to be cooled and then is vaporized. The heat sink assembly exchanges heat with the vaporized cooling liquid, so that the vaporized cooling liquid condenses and flows back to the cabinet body for circulation, and the heat sink assembly dissipates the heat into the atmosphere. Therefore, the heat dissipation structure design of the immersed cabinet is effectively simplified.Type: ApplicationFiled: December 29, 2022Publication date: March 28, 2024Applicant: Luxshare Thermal Technologies (HuiZhou) Co., LtdInventors: PengFei WANG, JianHua CHEN, Jun ZHAO, WenHe LI, JiaRong LI
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Publication number: 20240091389Abstract: The present disclosure provides a compound targeting prostate specific membrane antigen (PSMA), wherein the compound has the following structure shown in Formula (I); R1 is a compound structure targeting prostate specific membrane antigen; L1 is —(X)n—(CH2)m—(Y)q—, X and Y are independently selected from lysine, glutamic acid or a derivative structure containing lysine and glutamic acid, n is an integer from 0 to 12, m is an integer from 0 to 60, q is an integer from 0 to 12, and each CH2 may be individually substituted with —O—, —NH(CO)—, or —(CO)—NH—; L2 is —(CH2)p—, p is an integer from 0 to 30, and each CH2 may be individually substituted with —O—, —NH(CO)—, or —(CO)—NH—; and R2 is a nuclide chelating group. The present disclosure also provides a radiolabeled complex based on the structure of the compound.Type: ApplicationFiled: February 27, 2022Publication date: March 21, 2024Inventors: Xiaoyuan CHEN, Pengfei XU
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Publication number: 20240092579Abstract: A container conveying system including a controller, a first robot, and/or a second robot. A first container pickup mechanism is provided on the first robot. A second container pickup mechanism is provided on the second robot. The controller is configured to, in response to a container conveying request, send a first conveying instruction to the first robot if it is determined a target container to be conveyed based on the container conveying request has a size within a first size range; or send a second conveying instruction to the second robot if it is determined the target has a size within a second size range. In warehousing operation scenarios, by jointly using the two robots for operation, containers with various container sizes can be picked up and placed, thus improving utilization rate of a container storage space.Type: ApplicationFiled: January 21, 2022Publication date: March 21, 2024Inventors: Kai LIU, Qiming WANG, Zhihui QIN, Nan ZHANG, Yuhui XIAO, Xiaowei LI, Xi CHEN, Pengfei WANG
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Patent number: 11935210Abstract: A system and method for fisheye image processing can be configured to: receive fisheye image data from at least one fisheye lens camera associated with an autonomous vehicle, the fisheye image data representing at least one fisheye image frame; partition the fisheye image frame into a plurality of image portions representing portions of the fisheye image frame; warp each of the plurality of image portions to map an arc of a camera projected view into a line corresponding to a mapped target view, the mapped target view being generally orthogonal to a line between a camera center and a center of the arc of the camera projected view; combine the plurality of warped image portions to form a combined resulting fisheye image data set representing recovered or distortion-reduced fisheye image data corresponding to the fisheye image frame; generate auto-calibration data representing a correspondence between pixels in the at least one fisheye image frame and corresponding pixels in the combined resulting fisheye imageType: GrantFiled: September 11, 2020Date of Patent: March 19, 2024Assignee: TUSIMPLE, INC.Inventors: Zhipeng Yan, Pengfei Chen, Panqu Wang
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Publication number: 20240084533Abstract: The present disclosure provides a soft ground cleaning vehicle, including a main body frame; wherein each of both sides of the main body frame is arranged with a screw propulsion mechanism, and a lower portion of each of the both sides of the main body frame is arranged with a bottom frame; a power assembly is arranged on the bottom frame, and an extension frame is arranged on a lower portion of the bottom frame; the extension frame is arranged with a rotation assembly; a plastic track is arranged on the power assembly and the rotation assembly; a plurality of stand plates are arranged on an outer strip surface of the plastic track.Type: ApplicationFiled: November 22, 2023Publication date: March 14, 2024Inventors: QI QIU, HAO CHEN, MINGBIN GONG, YANGFANG WU, PENGFEI WANG, WEN YU, JUN ZHANG