Patents by Inventor Juan Du
Juan 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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Publication number: 20240110729Abstract: Disclosed in the present invention are a novel flat heat absorber for solar tower power generation and a system using same. The system comprises a windshield, a flat heat absorber, and a circulation pipeline, wherein the flat heat absorber is a main element for photothermal conversion and heat energy transfer, the windshield prevents heat loss of the heat absorber, and the circulation pipeline ensures the circulation of a working fluid. In a working process, a heat transfer fluid in the flat heat absorber absorbs heat and evaporates from an evaporation surface, releases heat and condenses on a condensation surface, the condensed heat transfer fluid flows back to the evaporation surface to enter circulation work of a next round, and heat is transferred to the working fluid by means of a gas-liquid phase change process.Type: ApplicationFiled: May 8, 2021Publication date: April 4, 2024Inventors: Xiang LING, Mingsheng DU, Changtian LIU, Juan ZHAO
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Publication number: 20240076412Abstract: An isolated anti-CD47 antibody or fragment thereof has the ability of binding CD47 and competing with the binding of SIRPa to CD47, and comprises a heavy chain variable region comprising heavy chain complementarity determining regions HCDR1, HCDR2, and HCDR3; and a light chain variable region comprising light chain complementarity determining regions LCDR1, LCDR2, and LCDR3. A method for treating a disorder in which CD47 is overexpressed or upregulated in a subject, comprises using an isolated anti-CD47 antibody or fragment thereof having the ability of binding CD47 and competing with the binding of SIRPa to CD47. A bispecific antibody comprises a first antigen binding moiety that binds to human GPC3 (hGPC3); and a second antigen binding moiety that binds to human CD47 (hCD47).Type: ApplicationFiled: January 5, 2022Publication date: March 7, 2024Inventors: Jianhua SUI, Kaixin DU, Wei CHEN, Yulu LI, Juan LIU
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Publication number: 20240058311Abstract: Provided is use of a SMO inhibitor in the preparation of a drug for preventing, delaying or alleviating access stenosis of arteriovenous fistula. It is creatively found herein that a SMO inhibitor can protect endothelial cells under the stimulation of high glucose and alleviate endothelial cell dysfunction, and specifically reduce lactate dehydrogenase (LDH), reduce apoptosis and reduce the production of inflammatory cytokines TNF-?, MCP-1, and IL-6. Furthermore, it is found herein that the SMO inhibitor can improve endothelial cell dysfunction by increasing the blood flow velocity in blood vessels, increasing the inner diameter of the blood vessel, improving the vascular intima thickening and reducing the production of inflammatory cytokines, thereby achieving the purpose of preventing, delaying or alleviating the access stenosis of arteriovenous fistula.Type: ApplicationFiled: July 19, 2023Publication date: February 22, 2024Inventors: Hui ZENG, Juan DU, Heng WAN, Heng MENG, Kexiu HUANG
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Patent number: 11855631Abstract: An asymmetrical I/O structure is provided. In one embodiment, the asymmetrical I/O structure comprises a first power supply node connected to a first voltage, a second power supply node connected to a second voltage, a pull-up unit and a pull-down unit which are connected between the first power supply node and the second power supply node. The first voltage is higher than the second voltage. A node between the pull-up unit and the pull-down unit is connected to an I/O node. The pull-up unit comprises one or more pull-up transistors, and the pull-down unit comprises one or more pull-down transistors. The number of the pull-up transistors is different from the number of the pull-down transistors.Type: GrantFiled: August 19, 2021Date of Patent: December 26, 2023Assignee: MONTAGE TECHNOLOGY CO., LTD.Inventors: Xiong Zhang, Chunlai Sun, Juan Du, Gang Shi, Chonghe Yang
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Patent number: 11844310Abstract: A system and a method for controlling a reel of a combine harvester, wherein, the system comprises a satellite positioning receiver, a driving device, a controller and a rotating speed sensor; the rotating speed sensor collects and transmits an actual rotating speed of the reel to the controller, and the controller provides the driving device with a speed regulation signal according to the actual rotating speed and the operation running speed. The rotating speed of the reel can be automatically, accurately and quickly adjusted according to the operation running speed of the combine harvester during the operation of the combine harvester, and improve the operation efficiency and quality while ensuring the crop feed quantity.Type: GrantFiled: September 28, 2020Date of Patent: December 19, 2023Assignee: SHANDONG UNIVERSITY OF TECHNOLOGYInventors: Juan Du, Xiang Yin, Jiahao An, Chengqian Jin, Duanyang Geng, Junke Zhu
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Publication number: 20230390299Abstract: This invention relates to compounds, pharmaceutical compositions and their use for treating fibrotic disorders, proliferative disorders, cardiovascular diseases, acute and chronic inflammatory disorders, primary and metastatic cancer, pulmonary conditions, ocular diseases, or neurological and neuropsychiatric conditions. One particular aspect of the inventions relates to inhibitors of the family of lysyl oxidase enzymes and their use as therapeutics for fibrotic disorders. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.Type: ApplicationFiled: October 28, 2022Publication date: December 7, 2023Inventors: Michael Clare, Juan Du, Xiang Li, Ronggang Liu
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Patent number: 11781062Abstract: The present invention relates to a bionics-based efficiently transported and packed proppant and preparation method thereof, comprising enhanced fracturing fluid and biomimetic dandelion proppant; the mass ratio of the enhanced fracturing fluid and the biomimetic dandelion is: 1-2:100-400; the 100 pbw of enhanced fracturing fluid includes 0.1-1 pbw of drag reducing agent, 0.01-0.1 pbw of cleanup additive, 0.2-0.8 pbw of clay stabilizer, 0.01-0.05 pbw of bactericide, 0.01-0.2 pbw of nanoparticle enhancer, and water; the biomimetic dandelion proppant consists of modified proppant and modified fiber, and the mass ratio between the modified proppant and the modified fiber is 99-99.9:0.1-1.Type: GrantFiled: June 21, 2022Date of Patent: October 10, 2023Assignee: Southwest Petroleum UniversityInventors: Pingli Liu, Jun Li, Jian Yang, Jianfa Wu, Shang Gao, Xingwu Guo, Jian Zou, Xitang Lan, Liping Zhang, Zhifeng Luo, Lan Ren, Changlong Liu, Juan Du, Xiang Chen, Nianyin Li, Peng Wang
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Publication number: 20230310445Abstract: This invention relates to compounds, pharmaceutical compositions and their use for treating fibrotic disorders, proliferative disorders, cardiovascular diseases, acute and chronic inflammatory disorders, primary and metastatic cancer, pulmonary conditions, ocular diseases, or neurological and neuropsychiatric conditions. One particular aspect of the inventions relates to inhibitors of the family of lysyl oxidase enzymes and their use as therapeutics for fibrotic disorders.Type: ApplicationFiled: April 20, 2021Publication date: October 5, 2023Inventors: Michael Clare, Maria Kleppe, Xiang Li, Juan Du, Ronggang Liu
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Publication number: 20230235964Abstract: The present invention provides a fog dissipation device and a cooling tower, and relates to the technical field of cooling towers. The fog dissipation device comprises: a first flow path and a second flow path which are stacked to exchange heat between a first air flow and a second air flow flowing from bottom to top; a first outflow port through which the first air flow flowing out of the first flow path is discharged to the upper side of the fog dissipation device; and, a second outflow port through which the second air flow flowing out of the second flow path is discharged to the upper side of the fog dissipation device, wherein the first outflow port and the second outflow port are alternately stacked. The fog dissipation device can play a role in water-saving fog dissipation. The cooling tower comprises the fog dissipation device described above.Type: ApplicationFiled: November 17, 2020Publication date: July 27, 2023Inventors: Jin Peng LI, Liang Cai CHEN, Zhen Xing LIN, Jin LI, Yan LIU, Gang SUN, Min LIU, Juan DU
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Patent number: 11626725Abstract: The present disclosure provides an SST driving circuit, a chip, and a driving output method. The SST driving circuit includes: a signal driver for driving and outputting a signal to be driven, the signal driver including termination resistors; a first electrostatic current discharge module, providing first discharge paths for electrostatic currents generated in the signal driver; a second electrostatic current discharge module, connected in series with the termination resistors, providing second discharge paths for the electrostatic currents; and a power clamp, used for conducting the power clamp circuit, the first discharge paths and the second discharge paths when a power supply voltage of the signal driver exceeds a clamping voltage. The present disclosure provides different discharge paths, which effectively reduces voltage borne by a protected device through a voltage division method, and improves the device's ability to protect against electrostatic discharge.Type: GrantFiled: August 26, 2021Date of Patent: April 11, 2023Assignee: MONTAGE TECHNOLOGY CO., LTD.Inventors: Chunlai Sun, Juan Du
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Publication number: 20230108919Abstract: The present invention discloses a method for predicting fracture height during fracturing stimulation in multi-layer formation, comprising specific steps of: (1) acquiring basic parameters; (2) calculating a displacement discontinuity quantity of an artificial fracture; (3) calculating induced stress generated by the fracture; (4) calculating stress intensity factors at a fracture tip without considering a fracture tip plasticity; (5) calculating sizes of a plastic zone; (6) calculating stress intensity factors at the fracture tip considering the plastic zone; and (7) judging a relationship between the stress intensity factors and a fracture toughness. The present invention is suitable for multiple stratums, and the influences of parameters of tip plasticity, induced stress, crustal stress, and rock mechanics are considered so that a calculation result is more accurate and calculation efficiency is higher.Type: ApplicationFiled: September 26, 2022Publication date: April 6, 2023Inventors: Pingli Liu, Xiang Chen, Jian Yang, Juan Du, Weihua Chen, Fei Liu, Guan Wang, Jinming Liu, Zhifeng Luo, Fengcheng Lou, Qiang Wang, Chunhong Lv
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Publication number: 20230078741Abstract: Disclosed is a buried infiltrating irrigation pipe with a multi-cavity water inlet steady flow channel, two clamps and built-in dowels. The buried infiltrating irrigation pipe comprises an internally embedded water dropper and an externally embedded short infiltrating pipe which are located at the same position of a water conveying pipe. The internally embedded water dropper is fixedly arranged in the water conveying pipe and the externally embedded short infiltrating pipe is clamped outside the water conveying pipe. A multi-cavity water inlet steady flow channel is arranged in the internally embedded dropper, a plurality of inner water inlets are formed in one end of the multi-cavity water inlet steady flow channel in parallel, and inner water outlets are formed in the other end of the multi-cavity water inlet steady flow channel.Type: ApplicationFiled: September 15, 2022Publication date: March 16, 2023Applicant: Shandong Changjiang Water-Saving Irrigation Tech Co., LtdInventors: Shiming Meng, Xianwu Meng, Juan Du, Guodong Cheng, Qunying Sun
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Publication number: 20230000111Abstract: This invention discloses method for feeding Hermetia illucens and used as for preparing composite material of puparium, which comprises the following steps: S1, dry Hermetia illucens pupariums and grind them into powdery, S2, adding powdery of Hermetia illucens pupariums into sodium hydroxide aqueous solution, stirring, separating and filtering, S3, adding the pupariums into hydrochloric acid solution, stirring, separating and filtering; S4, placing the pupariums into sodium hydroxide aqueous solution, stirring, separating and filtering; S5, drying the pupariums, and screening out the granular pretreated powder of the Hermetia illucens pupariums. The invention also disclose preparation method of composite material and thin film of Hermetia illucens pupariums and antibacterial and antimildew additive.Type: ApplicationFiled: November 13, 2020Publication date: January 5, 2023Inventors: Chi-Hui Tsou, Manuel Reyes De Guzman, Pranut Potiyaraj, Xuemei Zhang, Ya-Li Sun, Chen Gao, Xuefei Hu, Fei-Fan Ge, Juan Du, Chunyan Zeng, Tao Yang, Ya-Ling Lee, Chih-Yuan Tsou, Jian Chen, Zhijun Chen, Shuai Yuan, Yi-Hua Wen, Chin-San Wu
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Patent number: 11536285Abstract: An apparatus for diagnosing and controlling the aerodynamic stability of a compressor and method there of are provided. The apparatus includes a measurement device (100), a signal processing device (200) and a control and execution device (300), wherein the measurement device (100) is configured to measure the pressure or velocity fluctuations of air flows in different positions inside a compressor in real time, and to transmit real-time measurement signals obtained from different positions to the signal processing device (200); the signal processing device (200) is configured to determine, according to the real-time measurement signals, a type and spatial distribution of instability precursor in the compressor, and to output corresponding control strategy signals to the control and execution device (300); and the control and execution device (300) executes, according to the received control strategy signals, corresponding control actions to regulate the stability of the compressor (S3).Type: GrantFiled: November 22, 2017Date of Patent: December 27, 2022Inventors: Jichao Li, Juan Du, Chaoqun Nie, Hongwu Zhang
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Publication number: 20220376495Abstract: The present disclosure provides an SST driving circuit, a chip, and a driving output method. The SST driving circuit includes: a signal driver for driving and outputting a signal to be driven, the signal driver including termination resistors; a first electrostatic current discharge module, providing first discharge paths for electrostatic currents generated in the signal driver; a second electrostatic current discharge module, connected in series with the termination resistors, providing second discharge paths for the electrostatic currents; and a power clamp, used for conducting the power clamp circuit, the first discharge paths and the second discharge paths when a power supply voltage of the signal driver exceeds a clamping voltage. The present disclosure provides different discharge paths, which effectively reduces voltage borne by a protected device through a voltage division method, and improves the device's ability to protect against electrostatic discharge.Type: ApplicationFiled: August 26, 2021Publication date: November 24, 2022Applicant: MONTAGE TECHNOLOGY CO., LTD.Inventors: Chunlai SUN, Juan DU
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Patent number: 11457845Abstract: A system, device and methods for quantitatively monitoring and evaluating changes in water and hemoglobin content in the brain in a non-invasive manner are provided. The system may be used for real-time detection and monitoring of brain edema and/or for an assessment of cerebral autoregulation.Type: GrantFiled: October 23, 2019Date of Patent: October 4, 2022Assignee: Drexel UniversityInventors: Meltem Izzetoglu, Juan Du, Baruch Ben Dor, Shadi Malaeb
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Publication number: 20220307780Abstract: A packing module includes first and second flow paths which exchange heat between water sprayed from above and air flowing from below; a first import portion for importing water sprayed from one side of the packing module into the first flow path; a second import portion for importing water sprayed from the other side of the packing module into the second flow path; a first export portion for guiding water flowing out from the first water path to one side of the packing module for discharging; and, a second export portion for guiding water flowing out from the second water path to the other side of the packing module for discharging. Two flow paths in the packing module operate in different operation modes, so that water or wind flows through one flow path to cool water while air flows through the other flow path for heat exchange through partition walls.Type: ApplicationFiled: March 9, 2020Publication date: September 29, 2022Inventors: Jin Peng LI, Jin LI, Min LIU, Juan DU, Liang Cai CHEN, Yan LIU, Gang SUN, Zhen Xing LIN
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Patent number: 11445030Abstract: A service processing device receives a service processing request for a service event sent by a service requesting device, where the service processing request comprises service processing reference information, and where the service processing reference information is used by the service processing device to determine a storage location of data related to a current service in a database. A particular storage location is determined based on the service processing reference information. An idempotent check is performed on the particular storage location. A method of processing is determined to perform on the current service based on a result of the idempotent check.Type: GrantFiled: September 20, 2018Date of Patent: September 13, 2022Assignee: Advanced New Technologies Co., Ltd.Inventor: Juan Du
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Patent number: 11422057Abstract: A dynamic five-hole probe includes a pressure sensing part, a pressure measuring hole transition section, a pressure acquisition section, dynamic pressure sensors and flexible wall pressure buffering tubes, the pressure sensing part being provided with pressure measuring holes to sense three dimensional dynamic pressure components of an airflow; the pressure measuring hole transition section transits from an inlet end surface five-hole structure into an outlet end surface five-hole structure; the pressure acquisition section has therein a centrally symmetric pressure measuring hole structure; pressure sensor mounting holes are in communication with the five pressure measuring holes; each of the dynamic pressure sensors is mounted in a corresponding one of the sensor mounting holes to measure a dynamic pressure of the airflow. The pressure sensing part may have a diameter of 3 mm or less.Type: GrantFiled: October 31, 2017Date of Patent: August 23, 2022Assignee: INSTITUTE OF ENGINEERING THERMOPHYSICS, CHINESE ACADEMY OF SCIENCESInventors: Sichen Wang, Juan Du, Fan Li, Zhiting Tong, Chaoqun Nie, Hongwu Zhang
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Patent number: 11405350Abstract: An information processing method is performed at a terminal that is communicatively connected to a remote server. The method includes logging into a first user account of a social application and pulling, from the remote server, information associated with a social group, which includes the first user account and multiple user accounts that are direct contacts of the first user account including a second user account. First multi-media information is by the second user account and is selected. A third user account is not a direct contact of the first user account. Second multi-media information by the third user account is selected when it is interacted by the second user account and satisfies preset policies of the remote server. The first multi-media information and the second multi-media information are displayed in a same manner, together with the interaction information by the second user account on the second multi-media information.Type: GrantFiled: June 7, 2019Date of Patent: August 2, 2022Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Xun Yao, Qianya Lin, Leteng Weng, Zheng Tang, Yangbin Huang, Shuyuan Li, Chuanyu Zhang, Hao Li, Jin Lin, Bin Zhang, Juan Du