Patents by Inventor Hongmei XU
Hongmei XU 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: 20230341420Abstract: The present invention provides novel gold nanoclusters, a dopamine biosensor including the same that may exhibit reliability in a wide detection range, and a method of quantifying dopamine using the same, and provides a method of diagnosing a neurological disease that exhibits high selectivity for dopamine using the gold nanoclusters. In addition, the present invention provides a method of concentrating glycoproteins that may exhibit improved concentration efficiency and minimize non-specific binding using the gold nanoclusters. A method of analyzing disease-specific glycoproteins which includes the method of concentrating glycoproteins using the gold nanoclusters may be easily used for diagnosis of a disease by identifying different glycoproteins in a patient group compared to a normal group.Type: ApplicationFiled: April 3, 2023Publication date: October 26, 2023Applicant: Industry-Academic Cooperation Foundation, Yonsei UniversityInventors: Dongil LEE, Hongmei XU, Soomin AHN
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Publication number: 20230219548Abstract: Disclosed are a pressure control method and a pressure control device for a braking cylinder of a rail vehicle, and the rail vehicle. The method includes the following steps: acquiring the air charge-release volume of the braking cylinder of the rail vehicle and the air flowrate of the braking cylinder; determining the charge-release duration according to the air charge-release volume of the braking cylinder and the air flowrate of the braking cylinder, and controlling the charge-release working duration of the air charge-release solenoid valve according to the air charge-release duration; when the working duration of the air charge-release solenoid valve reaches the charge-release duration, acquiring the predictive pressure of the braking cylinder, and controlling the working state of the air charge-release solenoid valve according to the predictive pressure.Type: ApplicationFiled: March 22, 2023Publication date: July 13, 2023Applicant: CRRC TANGSHAN CO., LTD.Inventors: Shan GAO, Chunjie XIE, Jiaying QIN, Congxi WEN, Huaming LI, Jianquan LIANG, Zhenhong WANG, Hongmei XU, Xiaolei WANG, Liming SHANG, Xuansheng CHEN
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Patent number: 11510103Abstract: Method and apparatus for load balancing in a Cloud-radio access network (C-RAN) are disclosed. A method includes receiving control plane (CP) data associated with a user from a core network or a remote access point; and dispatching the CP data to a first user equipment (UE) virtualized network function component (VNFC) based on a first route.Type: GrantFiled: December 20, 2017Date of Patent: November 22, 2022Assignees: Nokia Shanghai Bell Co. Ltd., Nokia Solutions and Networks OyInventors: Lei Xu, Tao Kong, Bingquan Xie, Jiaping Yang, Hongmei Xu, Xiaole Sun, Shuo Zhang
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Patent number: 11420602Abstract: A rail train brake control system, comprising: a single vehicle brake control unit, a train brake control unit, a traction control unit and a communication control unit; the single vehicle brake control unit is provided in each vehicle of the rail train, the train brake control unit and the communication control unit are provided in the vehicles at both ends of the rail train, and the traction control unit is disposed in motor vehicles of a plurality of vehicles; and the single vehicle brake control unit, the train brake control unit, the traction control unit and the communication control unit implement communication by means of the gateway. The system can realize flexible marshalling of a train. Further disclosed is a train comprising the train brake control system.Type: GrantFiled: June 29, 2018Date of Patent: August 23, 2022Assignee: CRRC TANGSHAN CO., LTD.Inventors: Zhonghua Liu, Lei Chen, Chunjie Xie, Hongmei Xu, Bo Zhou, Keyu Cao, Peilei Fang, Qingdong Meng, Zhenshan Ji, Shan Gao, Liyun Shao
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Patent number: 11053259Abstract: The present invention relates to a crystal of cephalosporin intermediate 7?-methoxy cephalothin (I) and a method for preparing same. The crystal of 7?-methoxy cephalothin (I) undergoes Cu-Ka radiation and X-ray powder diffraction expressed in terms of angle 2?; the crystal of 7?-methoxy cephalothin (I) has characteristic absorption peaks at positions of 7.34°±0.20°, 12.71°±0.20°, 14.25°±0.20°, 14.68°±0.20°, 16.52°±0.20°, 17.99°±0.20°, 19.98°±0.20°, and 22.69°±0.20°. The crystal of 7?-methoxy cephalothin provided by the present invention is easy to prepare. Related test data shows that the crystal of 7?-methoxy cephalothin has high purity, low impurity content, and good stability. The preparation cost is low, the preparation method is simple to operate, conditions are mild and easy to control, and crystals of 7?-methoxy cephalothin can be obtained stably. The invention is applicable to industrial production.Type: GrantFiled: February 23, 2018Date of Patent: July 6, 2021Assignee: QILU ANTIBIOTICS PHARMACEUTICAL CO. LTD.Inventors: Chuanshan Hou, Fei Tang, Meiju Fan, Xin Wang, Jinglong Fu, Michao Shi, Xi Lei, Hongmei Xu
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Publication number: 20210185563Abstract: Method and apparatus for load balancing in a Cloud-radio access network (C-RAN) are disclosed. A method includes receiving control plane (CP) data associated with a user from a core network or a remote access point; and dispatching the CP data to a first user equipment (UE) virtualized network function component (VNFC) based on a first route.Type: ApplicationFiled: December 20, 2017Publication date: June 17, 2021Inventors: Lei XU, Tao KONG, Bingquan XIE, Jiaping YANG, Hongmei XU, Xiaole SUN, Shuo ZHANG
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Publication number: 20200156604Abstract: A rail train brake control system, comprising: a single vehicle brake control unit, a train brake control unit, a traction control unit and a communication control unit; the single vehicle brake control unit is provided in each vehicle of the rail train, the train brake control unit and the communication control unit are provided in the vehicles at both ends of the rail train, and the traction control unit is disposed in motor vehicles of a plurality of vehicles; and the single vehicle brake control unit, the train brake control unit, the traction control unit and the communication control unit implement communication by means of the gateway. The system can realize flexible marshalling of a train. Further disclosed is a train comprising the train brake control system.Type: ApplicationFiled: June 29, 2018Publication date: May 21, 2020Applicant: CRRC TANGSHAN CO., LTD.Inventors: Zhonghua LIU, Lei CHEN, Chunjie XIE, Hongmei XU, Bo ZHOU, Keyu CAO, Peilei FANG, Qingdong MENG, Zhenshan JI, Shan GAO, Liyun SHAO
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Publication number: 20200131197Abstract: The present invention relates to a crystal of cephalosporin intermediate 7?-methoxy cephalothin (I) and a method for preparing same. The crystal of 7?-methoxy cephalothin (I) undergoes Cu-Ka radiation and X-ray powder diffraction expressed in terms of angle 2?; the crystal of 7?-methoxy cephalothin (I) has characteristic absorption peaks at positions of 7.34°±0.20°, 12.71°±0.20°, 14.25°±0.20°, 14.68°±0.20°, 16.52°±0.20°, 17.99°±0.20°, 19.98°±0.20°, and 22.69°±0.20°. The crystal of 7?-methoxy cephalothin provided by the present invention is easy to prepare. Related test data shows that the crystal of 7?-methoxy cephalothin has high purity, low impurity content, and good stability. The preparation cost is low, the preparation method is simple to operate, conditions are mild and easy to control, and crystals of 7?-methoxy cephalothin can be obtained stably. The invention is applicable to industrial production.Type: ApplicationFiled: February 23, 2018Publication date: April 30, 2020Inventors: Chuanshan HOU, Fei TANG, Meiju FAN, Xin WANG, Jinglong FU, Michao SHI, Xi LEI, Hongmei XU
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Patent number: 9920473Abstract: A device for color-fixing processing on textiles includes a supercritical carbon dioxide fluid unit, a fixing liquid storage tank (2) and a fixing reactor (9). The fixing liquid storage tank (2) is below the fixing reactor (9) and sealed connected by a connecting device (6). The fixing liquid storage tank (2) has a cylindrical cavity in which a fluid distributor (4) is mounted. The fluid distributor (4) is composed of several interconnected pipes which bend down with the nozzles downward, and one of the pipes is used as circulated fluid inlet (1) connected with the supercritical carbon dioxide fluid unit, and the rest of the pipes are used as circulated fluid outlets.Type: GrantFiled: September 3, 2013Date of Patent: March 20, 2018Assignee: SOOCHOW UNIVERSITYInventors: Jiajie Long, Chuanglong Cui, Hongmei Xu, Xiaochen Wei, Feng Chen
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Patent number: 9797089Abstract: A method for photocatalytic white discharge printing for achieving patterns on textiles includes closely integrating substrates with patterned printing plates or fixing patterned printing plates on one or both sides of a substrate, placing them in a reactor equipped with a light source and containing the photocatalytic white discharging formulation. The method has the characteristics of a simple process, short processing, easy controlling and wide adaptability. The process eliminates the need for printing plates and expensive printing apparatus used in complicated conventional printing methods. Additionally, the photocatalytic solution can be reused which avoids generous application of chemical agents and waste discharges that are present in conventional printing methods. The method is beneficial for cutting costs, saving energy, reducing emissions and has cleaner production.Type: GrantFiled: April 2, 2013Date of Patent: October 24, 2017Assignee: Soochow UniversityInventors: Jiajie Long, Hongmei Xu, Aidong Wang
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Patent number: 9739010Abstract: A phase-transfer catalytic color fixation processing method for textile includes the following steps: (1) dry-dyeing a textile with disperse reactive dyes in supercritical carbon dioxide fluid under waterless condition; (2) putting the textile in a phase-transfer catalytic fixation device, taking phase-transfer catalyst as the carrier of circulated supercritical carbon dioxide fluid, transporting the ionized fixing catalytic alkaline substance from aqueous phase to hydrophobic supercritical carbon dioxide fluid phase, getting full contact with functional groups on fibers, resulting in the fixing catalytic reaction with disperse reactive dyes.Type: GrantFiled: September 3, 2013Date of Patent: August 22, 2017Assignee: Soochow UniversityInventors: Jiajie Long, Hongmei Xu, Chuanglong Cui, Feng Chen, Xiaochen Wei
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Publication number: 20160230335Abstract: The present invention relates to a phase-transfer catalytic colour fixation processing method for a textile. The processing method comprises the following steps: dyeing a natural fibre textile in a supercritical carbon dioxide fluid waterless dyeing system using a disperse reactive dye, and then realizing a reaction fixation of the dye on the fibres using a phase transfer catalyst in the supercritical carbon dioxide fluid. Since the method utilizes the action of the phase-transfer catalyst in the colour fixation stage, an ionized colour fixation reaction accelerator and the like is effectively transferred to the supercritical carbon dioxide colour fixation fluid and solid-phase fibres, thus improving the nucleophilic reactivity of the functional group on the fibres, achieving the colour fixation reaction between the fibres and the dye in the supercritical carbon dioxide fluid conditions, and improving the colour fixation efficiency of the dye on the fibres.Type: ApplicationFiled: September 3, 2013Publication date: August 11, 2016Inventors: Jiajie LONG, Hongmei XU, Chuanglong CUI, Feng CHEN, Xiaochen WEI
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Publication number: 20160194825Abstract: A device for colour-fixing processing on textiles includes a system of supercritical carbon dioxide fluid, a fixing liquid storage tank (2) and a fixing reactor (9). The fixing liquid storage tank (2) is below the fixing reactor (9) and sealed connected by a connecting device (6). The fixing liquid storage tank (2) has a cylindrical cavity in which a fluid distributor (4) is mounted. The fluid distributor (4) is composed of several interconnected pipes which bending down with the nozzles downward, and one of the pipes is used as circulated fluid inlet (1) connected with the supercritical carbon dioxide fluid system, and the rest pipes are used as circulated fluid outlets.Type: ApplicationFiled: September 3, 2013Publication date: July 7, 2016Inventors: Jiajie LONG, Chuanglong CUI, Hongmei XU, Xiaochen WEI, Feng CHEN
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Publication number: 20150337488Abstract: A method of photocatalytic white discharge printing for achieving patterns on textiles includes: substrates are closely integrated with patterned printing plates, or patterned printing plates are fixed in one side or both sides of the substrates; then put them in a reactor equipped with a light source and occupied by the photocatalytic white discharging formulation. The method has the characteristics of simple process, short processing, easy controlling and wide adaptability, along with eliminations of the need for printing pastes and expensive printing apparatuses, so as the complicated process in the conventional printing method. Additionally, photocatalytic solution can be reused, avoiding generous applications of chemical agents and waste discharges in the conventional printing method. It is also beneficial to cutting costs, along with significant advantages of energy saving, emission reduction and cleaner production.Type: ApplicationFiled: April 2, 2013Publication date: November 26, 2015Inventors: Jiajie LONG, Hongmei XU, Aidong WANG