Patents by Inventor Tao Hu
Tao Hu 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: 20240125743Abstract: A method for determining tobacco-specific nitrosamines (TSNAs) in cigarette smoke using one-step clean-up coupled with LC-MS/MS is provided, including the following steps: collecting a particulate matter of mainstream cigarette smoke with a Cambridge filter pad, mixing the particulate matter of mainstream cigarette smoke, an internal standards solution and water in a 50 mL plastic centrifuge tube, and vortexing the resulting mixture at room temperature to allow extraction; transferring an extraction solution after filtration to a new centrifuge tube, adding dichloromethane, and vortexing the resulting mixture; centrifuging to collect a dichloromethane extraction solution in a lower layer to another centrifuge tube, and placing the centrifuge tube in a water bath to remove dichloromethane; dissolving the resulting extraction solution in water, and transferring the resulting solution to an autosampler vial for LC-MS/MS analysis.Type: ApplicationFiled: November 20, 2023Publication date: April 18, 2024Applicant: Yunnan Academy Of Tobacco Agricultural SciencesInventors: Yong LI, Tao PANG, Junli SHI, Zhongbang SONG, Ge BAI, He XIE, Xingxiang WU, Niannian HU, Suxing TUO, Yunhui DAI
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Publication number: 20240119908Abstract: A display panel and a driving method thereof are provided. The driving method includes: acquiring a display synchronization signal, and according to it to determine a first backlight synchronization signal including a plurality of second pulses corresponding to a plurality of first pulses in the display synchronization signal; acquiring a display setting frequency greater than a minimum value of refresh rates of frame images, and according to it to determine a unit backlight clock signal, where a duration of the unit backlight clock signal is equal to of a reciprocal of the display setting frequency; and generating a third pulse between some two adjacent second pulses to drive a backlight plate to emit light.Type: ApplicationFiled: December 27, 2021Publication date: April 11, 2024Applicant: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Xiong Hu, Yu Wu, Xiaolong Chen, Tao He
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Publication number: 20240116773Abstract: The present invention relates to a method for preparing high-purity vanadium pentoxide from vanadium-bearing shale by all-wet process. The technical solution is: the “Gradient continuous leaching system of vanadium-bearing shale” is used to wet activate and compound leach vanadium-bearing shale to obtain vanadium-containing acid leachate. The “pH adjusting device of the vanadium-containing acid leachate” is used to adjust the pH of vanadium-containing acid leaching leachate. The post-treatment solution is subjected to hydroxime countercurrent extraction after oxidation, and the raffinate returns to the water using in the wet activation and electrodialysis after neutralization, and the loaded organic phase is regenerated by countercurrent reduction stripping. The regenerated organic phase directly returns to hydroxime countercurrent extraction.Type: ApplicationFiled: August 27, 2023Publication date: April 11, 2024Applicant: Wuhan University of Science and TechnologyInventors: Yimin ZHANG, Qiushi ZHENG, Tao LIU, Nannan XUE, Jing HUANG, Pengcheng HU, Hong LIU
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Publication number: 20240115713Abstract: Disclosed are a polyethylene glycol conjugate drug, and a preparation method therefor and the use thereof. Specifically, the present invention relates to a polyethylene glycol conjugate drug represented by formula A or a pharmaceutically acceptable salt thereof, a method for preparing the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof, an intermediate for preparing the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof, and the use of the polyethylene glycol conjugate drug or the pharmaceutically acceptable salt thereof in the preparation of a drug.Type: ApplicationFiled: July 21, 2021Publication date: April 11, 2024Inventors: Gaoquan LI, Nian LIU, Yongchen PENG, Xiafan ZENG, Gang MEI, Sheng GUAN, Yang GAO, Shuai YANG, Yifeng YIN, Jie LOU, Huiyu CHEN, Kun QIAN, Yusong WEI, Qian ZHANG, Dajun LI, Xiaoling DING, Xiangwei YANG, Liqun HUANG, Xi LIU, Liwei LIU, Zhenwei LI, Kaixiong HU, Hua LIU, Tao TU
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Patent number: 11954895Abstract: The present disclosure discloses a method for automatically identifying south troughs by improved Laplace and relates to the technical field of meteorology. The method includes the following steps: acquiring grid data of a geopotential height field; calculating a gradient field of the geopotential height field in an x direction; searching for a turning point where a gradient value turned from being negative to being positive, and cleaning the gradient field; calculating a divergence of the x direction to obtain an improved Laplacian numerical value L?; performing 0,1 binarization processing on the L? to obtain a black-and-white image and a plurality of targets of potential troughs, merging the black-and-white image and the plurality of targets of the potential troughs by expansion, recovering original scale through erosion, and selecting an effective target through an angle of direction of a contour and an axial ratio.Type: GrantFiled: July 20, 2023Date of Patent: April 9, 2024Assignee: Chengdu University of Information TechnologyInventors: Wendong Hu, Yanqiong Hao, Hongping Shu, Tiangui Xiao, Yan Chen, Ying Zhang, Jian Shao, Jianhong Gan, Yaqiang Wang, Fei Luo, Huahong Li, Balin Xu, Qiyang Peng, Juzhang Ren, Chengchao Li, Tao Zhang, Xiaohang Wen, Chao Wang, Yongkai Zhang, Wenjie Zhou, Jingyi Tao
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Patent number: 11954164Abstract: Embodiments of the disclosed technologies receive a first signal from a user session and create a first ranked list of content items. Based on the first signal, a first subset of the first ranked list is assigned to a first set of slots of the user session. A second subset of the first ranked list is assigned to a second set of slots of the user session. Based on user activity data and position context data, a second ranked list of content items is created. The second ranked list is assigned instead of the second subset to the second plurality of slots.Type: GrantFiled: June 13, 2022Date of Patent: April 9, 2024Assignee: Microsoft Technology Licensing, LLCInventors: Tao Cai, Hiroto Udagawa, Shunlin Liang, Xin Hu, Yingxia Shi
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Patent number: 11945004Abstract: A semiconductor manufacturing equipment cleaning system has a multi-station cleaning and inspection system. Within semiconductor manufacturing equipment cleaning system, a tray cleaning station uses a first rotating brush passing over a first surface of a carrier and possibly semiconductor die, and a second rotating brush passing over a second surface of the carrier and semiconductor die opposite the first surface of the carrier and semiconductor die. Debris and contaminants dislodged from the first surface and second surface of the carrier by the first rotating brush and second rotating brush are removed under vacuum suction. A conveyor transports the carrier through the multi-station cleaning and inspection system. The first rotating brush and second rotating brush move in tandem across the first surface and second surface of the carrier. Air pressure is injected across the first rotating brush and second rotating brush to further remove debris and contaminants.Type: GrantFiled: November 11, 2021Date of Patent: April 2, 2024Assignee: UTAC Headquarters Pte. Ltd.Inventors: Hua Hong Tan, Wing Keung Lam, Zong Xiang Cai, Wei Ming Xian, Yao Hong Wu, Tao Hu
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Publication number: 20240101822Abstract: This application proposes a polyamide-imide copolymer film and a flexible display. The polyamide-imide copolymer film is obtained by copolymerizing aromatic dianhydride and aromatic dicarbonyl compound with aromatic diamine. Wherein, the aromatic dicarbonyl compounds include fluorinated aromatic dicarbonyl compound and non-fluorinated aromatic dicarbonyl compound. The polyamide-imide copolymer film can obtain a very low yellow degree index and dual refractive index, which is suitable for the substrate production of flexible display.Type: ApplicationFiled: March 7, 2023Publication date: March 28, 2024Applicant: ZHEJIANG OCAS NEW MATERIALS CO., LTD.Inventors: Qun ZHANG, Chuncai ZHU, Tao HU, Guolong LIU, Zhe XU
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Publication number: 20240103112Abstract: This disclosure may provide a system and a method. The method may include obtaining one or more sets of reference signals collected by a coil of a magnetic resonance imaging (MRI) device in a pre-scan. The pre-scan may be performed on a subject before an MRI scan of the subject. The method may also include obtaining a first fault detection model. The first fault detection model may be a trained machine learning model. The method may further include determining whether the coil has a failure based on the one or more sets of reference signals and the first fault detection model.Type: ApplicationFiled: November 30, 2023Publication date: March 28, 2024Applicant: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.Inventors: Tao SUN, Li TONG, Hai LU, Kairui HU
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Publication number: 20240102976Abstract: A method for screening pesticide residues in medicine food homology (MFH) characteristic agricultural products includes step 1, a liquid chromatography-mass spectrometry database of pesticides is constructed, standard solution are prepared for the pesticides and liquid chromatography and mass spectrometry are used to detect the standard solutions; step 2, a sample is processed and then is detected to obtain a liquid chromatography-mass spectrogram; step 3, the liquid chromatography-mass spectrogram obtained from step 2 and liquid chromatography-mass spectrograms in the liquid chromatography-mass spectrometry database obtained from step 1 are compared and analyzed individually.Type: ApplicationFiled: September 18, 2023Publication date: March 28, 2024Inventors: Xun Zhang, Tao Liu, TingTing Hu, JiaHui Wang, Yao Fu, GuangYu Chen, XueSong Chen, Xue Jiang
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Publication number: 20240096041Abstract: Systems and methods are provided that include a processor executing an avatar generation program to obtain driving view(s), calculate a skeletal pose of the user, and generate a coarse human mesh based on a template mesh and the skeletal pose of the user. The program further constructs a texture map based on the driving view(s) and the coarse human mesh, extracts a plurality of image features from the texture map, the image features being aligned to a UV map, and constructs a UV positional map based on the coarse human mesh. The program further extracts a plurality of pose features from the UV positional map, the pose features being aligned to the UV map, generates a plurality of pose-image features based on the UV map-aligned image features and UV map-aligned pose features, and renders an avatar based on the plurality of pose-image features.Type: ApplicationFiled: September 15, 2022Publication date: March 21, 2024Inventors: Hongyi Xu, Tao Hu, Linjie Luo
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Publication number: 20240094816Abstract: Embodiments of this application provide a human-computer interaction method, a human-computer interaction apparatus, and a storage medium. The method includes: displaying a human-computer interface, where the human-computer interface includes an operable object and a visual stimulus region; and executing a first operational command on the operable object, where the first operational command is determined based on a first signal, the first signal is an electroencephalography signal generated when a user gazes at a first region, the first region is one of a plurality of regions around the visual stimulus region, different electroencephalography signals are generated when the user gazes at different regions of the plurality of regions, and the different electroencephalography signals indicate to execute different operational commands related to the operable object.Type: ApplicationFiled: November 22, 2023Publication date: March 21, 2024Inventors: Dong Ming, Yongbin Jiang, Minpeng Xu, Pengkun Li, Xiaoyu Zhou, Tao Hu
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Publication number: 20240092729Abstract: The present invention relates to a method for purifying key intermediates of Citalopram, i.e. 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile and a salt thereof. The method comprises dissolving crude 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile (compound of formula I containing formaldehyde impurity) with an organic solvent, adding a washing solution, controlling the temperature, stirring, leaving to stand for layering, and removing the aqueous layer, so as to obtain a purified organic solution of 4-[4-(dimethylamino)-1-(4-fluorophenyl)-1-hydroxybutyl]-3-hydroxymethylbenzonitrile. The method provided by the present invention can effectively remove aldehyde group-containing impurities in the intermediate. The method of the present invention has the advantages of simple operation, cheap raw materials and mild conditions, and is suitable for large-scale industrial production.Type: ApplicationFiled: December 28, 2021Publication date: March 21, 2024Applicants: ZHEJIANG HUAHAI PHARMACEUTICAL CO., LTD., Zhejiang Huahai LiCheng Pharmaceutical Co., Ltd.Inventors: Jian ZHANG, Jichao WANG, Xiangqian YOU, Liangwei QIAN, Tao ZHOU, Jiaxing HU, Wenfeng HUANG
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Patent number: 11930751Abstract: Disclosed is a pollen control dry pollination machine for Abies ziyuanensis, comprising a lever; a side of a top of the lever is fixedly connected with one end of a square tube; another end of the square tube is rotatably connected with a pollination shell; a top of the square tube and a top of the pollination shell are slidably connected with a fan; the pollination shell is internally provided with a pollen box, a pollen outlet cover and a pollination chamber from a top to a bottom in sequence; the pollen box is communicated with the pollen outlet cover; a bottom of the pollination chamber is provided with an opening; an Abies ziyuanensis ovulate strobilus to be pollinated is placed in the pollination chamber; a bottom of the pollination shell is fixedly connected with a rotating opening; the lever is provided with a switch.Type: GrantFiled: December 6, 2022Date of Patent: March 19, 2024Assignee: GUANGXI INSTITUTE OF BOTANY, GUANGXI ZHUANG AUTONOMOUS REGION AND CHINESE ACADEMY OF SCIENCESInventors: Xinghua Hu, Tao Deng, Jiatong Ye, Sha Li, Xiaozhen Zhu, Shixun Huang
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Patent number: 11933138Abstract: A sliding sleeve device has an outer cylinder, a circulation hole being provided in the wall of the outer cylinder; and an inner cylinder provided in an inner cavity of the outer cylinder. In an initial state, the inner cylinder and the outer cylinder are fixed to each other to seal the circulation hole. In a first state, the inner cylinder is movable relative to the outer cylinder, thereby unsealing the circulation hole. A protection mechanism is provided in the circulation hole, which has an inner member located on the radially inner side and an outer member located on the radially outer side.Type: GrantFiled: June 10, 2021Date of Patent: March 19, 2024Assignees: CHINA PETROLEUM & CHEMICAL CORPORATION, SINOPEC SOUTHWEST OIL & GAS COMPANYInventors: Zhimin Hou, Dan Hu, Qiang Wang, Yijun Zhou, Jiang Qian, Chen Chen, Tao Liu, Jianfa Ci, Wenfeng Pang, Wenjiang Teng
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Patent number: 11932637Abstract: The present invention relates to monobactam compounds of Formula I: and pharmaceutically acceptable salts thereof. The present invention also relates to compositions which comprise a monobactam compound of structural formula I or a pharmaceutically acceptable salt thereof, and a pharmaceutically acceptable carrier. The invention further relates to methods for treating a bacterial infection comprising administering to the patient a therapeutically effective amount of a compound of structural formula I, either alone or in combination with a therapeutically effective amount of a second beta-lactam antibiotic.Type: GrantFiled: November 16, 2022Date of Patent: March 19, 2024Assignee: Merck Sharp & Dohme LLCInventors: Helen Y. Chen, Shuzhi Dong, Zhiyong Hu, Jing Su, Tao Yu, Yong Zhang
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Publication number: 20240085510Abstract: Disclosed are a dynamic error measurement apparatus, system, and method for an electricity meter. The measurement apparatus includes a test signal generation unit configured to generate a voltage test signal and two-circuit current test signals, output the voltage test signal to a measurement unit, and output the two-circuit current test signals to the measurement unit and a current summation unit; the measurement unit configured to determine two-circuit electric energy values based on the voltage test signal and the two-circuit current test signals, and output the two-circuit electric energy values to a calculation control unit; the current summation unit configured to determine a combined current signal based on the two-circuit current test signals; and the calculation control unit configured to determine a total electric energy value based on the two-circuit electric energy values. The system includes a standard meter and a measurement apparatus.Type: ApplicationFiled: November 4, 2022Publication date: March 14, 2024Inventors: Jian Ma, Tao Hu, Xuewei Wang, Kexu Chen, Di Wu, Yan Zhao, Gaofeng Deng, Qiang Liu, Aichao Yang, Yanlinzi Huang
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Publication number: 20240087495Abstract: A compensation method and compensation apparatus for a display panel, a display device and a storage medium. The method includes: with a first display grayscale of a first display region as a reference display grayscale, acquiring a second display grayscale of a second display region after a user adjusts the second display region; determining, according to the first display grayscale and the second display grayscale, a difference coefficient between the second display region and the first display region under a current use duration of the display panel; determining, according to the difference coefficient and a pre-stored display compensation curve of the second display region, a compensation start duration of the second display region, where the display compensation curve is a change curve of a relationship between a use duration of the second display region and a difference coefficient between the second display region and the first display region.Type: ApplicationFiled: November 15, 2023Publication date: March 14, 2024Applicant: KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTDInventors: Fengzhang HU, Junhui LOU, Tao TANG, Jinquan ZHANG
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Publication number: 20240085385Abstract: A method for determining tobacco-specific nitrosamines (TSNAs) in tobacco using one-step clean-up coupled with liquid chromatography-tandem mass spectrometry (LC-MS/MS) is provided, including the following steps: destemming flue-cured tobacco or sun-cured tobacco, drying, milling, and passing through a sieve; mixing the resulting tobacco, an internal standards solution and water in a plastic centrifuge tube, and vortexing the resulting mixture at room temperature to allow extraction; transferring an extraction solution after filtration to a new centrifuge tube, adding dichloromethane, and vortexing the resulting mixture; centrifuging to collect a dichloromethane extraction solution in a lower layer to another centrifuge tube, and placing the centrifuge tube in a water bath to remove dichloromethane; dissolving the resulting extraction solution in water, and transferring the resulting solution to an autosampler vial for LC-MS/MS analysis.Type: ApplicationFiled: November 17, 2023Publication date: March 14, 2024Applicant: Yunnan Academy Of Tobacco Agricultural SciencesInventors: Yong LI, Tao PANG, Junli SHI, Zhongbang SONG, Ge BAI, He XIE, Xingxiang WU, Niannian HU, Suxing TUO, Yunhui DAI
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Patent number: 11926382Abstract: An assembly system is provided for automotive lamps and an operation method thereof. The assembly system includes two kinds of functional robots and many functional stations, and it uses the functional robots to transfer workpieces between the various functional stations to realize automatic gluing, fastening and whole lamp performance testing, etc., thereby reducing the amount of manual intervention and improving process integration. Further, the assembly system may provide an assembly system with a two-sided assembly line operating simultaneously, which greatly improves the working efficiency of thereof.Type: GrantFiled: March 19, 2021Date of Patent: March 12, 2024Assignee: Hella GmbH & Co. KGaAInventors: Miguel Lebrato-Rastrojo, Ludger-Josef Grüne, Ingo Engler, Thomas Albert Röbbecke, Jun Yue, Tao Hu, Wei Hu