Patents by Inventor Hu Chen
Hu 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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Patent number: 12377475Abstract: The present invention discloses a belt-transmission angle attachment head, including a housing, a power mechanism, a transmission mechanism and a spindle; the power mechanism and transmission mechanism are arranged in the housing; the power mechanism includes a servo motor and a reducer, the servo motor is connected to the reducer, and an input shaft of the reducer is vertically arranged with respect to an output shaft of the reducer; the transmission mechanism includes a driving wheel, a transmission belt and a driven wheel, and the driving wheel is mounted on the output shaft of the reducer; a side of the spindle is mounted on the housing via a rotating shaft, an end of the rotating shaft away from the spindle is mounted with the driven wheel, the driving wheel and the driven wheel are connected via the transmission belt, and the spindle and the power mechanism are located on the same side of the transmission mechanism.Type: GrantFiled: November 27, 2020Date of Patent: August 5, 2025Assignee: KEDE NUMERICAL CONTROL CO., LTD.Inventors: Hu Chen, Xin Deng, Changlin Du, Cuijuan Guo, Yapeng Li, Haibo Zhang, Zhihong Wei, Hongwei Sun, Guoshuai Zhang, Mingshan Song
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Patent number: 12372231Abstract: Disclosed are a device and a method for producing high-pressure or super high-pressure steam as a byproduct from a maleic anhydride producing device. The device includes a super high-pressure steam drum, a molten salt pump, an oxidation reactor, a regulating valve, molten salt coolers, a switching cooler and a gas cooler. The molten salt pump, the oxidation reactor, the regulating valve and the molten salt coolers are connected. A boiler water buffer device and a boiler water booster pump are arranged between the switching cooler and the gas cooler. The unique design of the boiler water intermediate pressure boosting and the gas cooler in the disclosure makes the gas cooler and the switching cooler very easy to manufacture. Heat can be effectively recovered from process gas to produce high-pressure or super high-pressure steam while accumulation of dust in the process gas is avoided and tar adhesion is easy to clean.Type: GrantFiled: August 20, 2024Date of Patent: July 29, 2025Assignee: CHANGZHOU RUIHUA CHEMICAL ENGINEERING TECHNOLOGY CO., LTD.Inventors: Feike Wu, Wenming Zhang, Hu Chen, Ruyi Zhu, Hongjiang Dong, Yifei Zhou, Xia Chen, Zhigang Xu
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Patent number: 12333694Abstract: This application provides an image processing method, including: adaptively determining at least one interpolation point based on feature information or dynamic metadata of a to-be-processed image, and determining the at least one interpolation point and a modified spline curve that passes through the at least one interpolation point, where the modified spline curve includes at least one of a linear spline curve or a cubic spline curve; and performing tone mapping on the to-be-processed image based on a modified tone mapping curve, where the modified tone mapping curve includes at least a part of an initial tone mapping curve and the modified spline curve. According to the method provided in this application, the tone mapping curve can be adaptively modified based on a scene requirement, so that images in various scenes can have a good display effect.Type: GrantFiled: April 15, 2022Date of Patent: June 17, 2025Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Quanhe Yu, Weiwei Xu, Hu Chen, Dongsheng Wu, Le Yuan
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Publication number: 20250172596Abstract: A high-precision pulse width measurement circuit includes a sampling clock and calibration clock circuit, a sampling circuit, and a calibration circuit. The sampling clock and calibration clock circuit includes a group of delay units and a clock frequency divider, wherein each of the delay units is used for outputting a periodic sampling clock signal HRCLK, and the clock frequency divider is used for generating, according to the sampling clock signal HRCLK, a low-frequency clock signal CALCLK for sampling precision calibration. The sampling circuit, only working in an HRCLK clock domain, includes a counter HRCNT, four capture registers HRCAP1-HRCAP4, an edge detection circuit, and an interrupt control circuit. The calibration circuit includes counters CALCNT and SYSCNT, bit capture registers CALCAP and SYSCAP, a bit register CALPRD and a comparator.Type: ApplicationFiled: February 24, 2023Publication date: May 29, 2025Applicant: HUNAN GREAT-LEO MICROELECTRONICS CO., LTD.Inventors: Hu CHEN, Xiao GONG, Xianghong LI
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Publication number: 20250167652Abstract: Provided is a low-torque ripple synchronous reluctance motor, including: a stator, including a plurality of stator slots and a plurality of stator teeth, each of the stator teeth including a stator tooth center; and a rotor, including a plurality of motor poles, each of the motor poles including a plurality of rotor barriers, the rotor barriers including a first rotor barrier to an n-th rotor barrier; a first rotor barrier end center line and a corresponding stator tooth center line defining a first included angle (?b), an n-th rotor barrier end center line and a corresponding stator tooth center line defines an included angle (?n), (?n)=[(n?1)×k+1]×?b, the real number (k) is any value within the range of 2±0.5, and the formula of the first included angle (?b) is any value within the range of the first included angle (?b)=36/Ns±0.5°, Ns is the number of stator slots.Type: ApplicationFiled: August 20, 2024Publication date: May 22, 2025Inventors: Cheng-Hu CHEN, Jun-Wei XU
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Patent number: 12296422Abstract: The present invention provides a multi-connecting rod linkage angle attachment head, including: a casing, a drive mechanism, and a spindle. The drive mechanism includes: a power mechanism, a connecting rod mechanism, and a fixing frame. The fixing frame is fixedly connected to an inner wall of the casing, and the power mechanism is fixedly connected to the fixing frame. The connecting rod mechanism includes: a first connecting rod, a second connecting rod and a third connecting rod. An end of the first connecting rod is rotatably connected to the fixing frame, and is fixedly connected to an output end of the power mechanism. The other end of the first connecting rod is rotatably connected to an end of the third connecting rod via a first pin. The other end of the third connecting rod is rotatably connected to an end of the second connecting rod via a second pin. The other end of the second connecting rod is fixed on a side wall of the spindle.Type: GrantFiled: November 27, 2020Date of Patent: May 13, 2025Assignee: KEDE NUMERICAL CONTROL CO., LTD.Inventors: Hu Chen, Xin Deng, Hongtao Tang, Changlin Du, Yapeng Li, Cuijuan Guo, Haibo Zhang, Hongwei Sun, Zhihong Wei, Guoshuai Zhang, Lixin Liu, Dawei Wang, Dapeng Dong, Meng Lin, Pei Liu, Yanqing Bai, Shaoyi Liu, Zidan Ju
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Publication number: 20250145731Abstract: The present invention provides a linker for preparing antibody-drug conjugates and antibody-drug conjugates prepared by the linker, as well as use of the antibody-drug conjugates in a medicament for treating tumor. The linker is capable of coupling simultaneously with the thiol group or amino group on the antibody or functional fragment of the antibody, especially it is capable of coupling with 2, 3 or 4 thiol groups on the antibody or functional fragment of the antibody. A coupled product is uniform and structurally stable.Type: ApplicationFiled: November 19, 2024Publication date: May 8, 2025Applicant: RemeGen Co., Ltd.Inventors: Changjiang Huang, Hui Ye, Hu Chen, Xiuzhi Zhan, Nan Shen, Wenting Luo, Qiaohua Hou, Jianmin Fang
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Publication number: 20250148196Abstract: Computer implemented method for converting PDF documents into human readable and machine parsable HTML code. The method includes the use of a machine learning algorithm in order to automatically annotate the HTML code, said algorithm being trained with a set of manually annotated HTML code examples.Type: ApplicationFiled: January 9, 2023Publication date: May 8, 2025Inventors: Hu CHEN, Xin WEN, Wenliang HE, Ming LU, Shariq AHMAD
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Publication number: 20250137139Abstract: A metal compound thin film, a method of forming the same and a thin film catalyst for water electrolysis are provided. The method includes providing a substrate; and performing plural ink-jet printing operations to the substrate to form the metal compound thin film on the substrate. The substrate is a non-hydrophobic substrate. Each of the ink-jet printing operations includes depositing a first precursor on the substrate by using a first nozzle of an ink-jet system; and depositing a second precursor on the substrate by using a second nozzle of the ink-jet system. A chemical reaction occurs between the first precursor and the second precursor to form a metal compound, and the metal compound thin film includes plural layers of the metal compound. Therefore, patterning the thin film can be easily accomplished, and chemical solution can be effectively saved.Type: ApplicationFiled: October 30, 2024Publication date: May 1, 2025Inventors: Chun-Hu CHEN, Chun-Cheng HSU
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Patent number: 12284350Abstract: Embodiments of this application provide a method for processing image signal conversion, including: obtaining a primary color component of a to-be-processed pixel; and converting a first value of the primary color component into a second value based on a preset dynamic range conversion model, where the dynamic range conversion model is: L ? = F ? ( L ) = a × ( p × L n ( k 1 × p - k 2 ) × L n + k 3 ) m + b , where L is the first value, L? is the second value, and k1, k2, k3, a, b, m, n, and p are model parameters.Type: GrantFiled: April 15, 2022Date of Patent: April 22, 2025Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Weiwei Xu, Quanhe Yu, Hu Chen, Elena Alexandrovna Alshina, Rafal Mantiuk
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Patent number: 12280459Abstract: The present invention discloses a multi-degree-of-freedom numerical control turntable including: a B-shaft rotating assembly; a C1-shaft workbench swing assembly; a C2-shaft workbench rotating assembly; and an S-shaft workbench movement assembly. The B-shaft rotating assembly includes a rotating connection land and a B-shaft power control mechanism; the C2-shaft workbench rotating assembly includes a movement base, a workbench and a C2-shaft power control mechanism; the S-shaft workbench movement assembly includes a swing base and an S-shaft power control mechanism; and the C1-shaft workbench swing assembly includes a swing arm and a C1-shaft power control mechanism, with the C1-shaft line intersecting the B-shaft line. The S-shaft power control mechanism can drive the movement base to move along an S-shaft line on the swing base to cause a region to be machined of a workpiece to approach the intersection point of the C1-shaft line and the B-shaft line.Type: GrantFiled: September 22, 2020Date of Patent: April 22, 2025Assignee: KEDE NUMERICAL CONTROL CO., LTD.Inventors: Hu Chen, Lixin Liu, Hongwei Sun, Zhihong Wei, Changlin Du, Cuijuan Guo, Guoshuai Zhang, Yapeng Li, Haibo Zhang, Xin Deng, Xiangyuan Kong, Qidong Guo, Gang Xu, Jun Wang, Feng Wang, Yinghua Li, Shaoyi Liu, Zidan Ju
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Patent number: 12266975Abstract: A motor rotor includes a rotor core and a plurality of reluctance parts. The rotor core includes a plurality of metal parts and an inner hole for the motor rotor, the inner hole of the motor rotor passes through the rotor core, and the areas of the metal parts form a rotor metal total area ?Ametal. The plurality of reluctance parts are disposed surrounding the inner hole of the motor rotor, each of the reluctance parts comprising a plurality of flux barriers penetrating through the rotor core. The areas of the flux barriers in all the reluctance parts form a flux barrier total area ?Aair. The sum of ?Aair and ?Ametal is a rotor effective total area, and the ratio of ?Aair to the rotor effective total area is a flux barrier ratio KA, which is expressed as K A = ? A air ? A air + ? A metal , and satisfies 0.25?KA?0.5.Type: GrantFiled: September 26, 2022Date of Patent: April 1, 2025Assignee: National Ilan UniversityInventors: Cheng-Hu Chen, Yu-Cheng Yao, Ruey-Yue Lin
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Publication number: 20250103021Abstract: A machine tool rapid compensation system includes: a trigger acquisition module, a laser interferometry measurement module, a data analysis and compensation module, and a communication module. The trigger acquisition module receives a trigger acquisition instruction, converts an encoder position value into a pulse value, transmits the pulse value to the laser interferometry measurement module, retrieves parameter information and compensation point information of a machine tool from a numerical control system, and generates a machine tool operation code and a measurement preparation signal. The laser interferometry measurement module receives the measurement preparation signal and the pulse value to obtain error data, environmental data, and expansion compensation values.Type: ApplicationFiled: December 6, 2022Publication date: March 27, 2025Inventors: Hu CHEN, Tianyang HAO, Hongliang SUN, Zhaobing FENG, Yue HOU, Xiaozhong JIN, Naibo LIU, Hongxin XUE, Ziming WANG, Qi WU
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Patent number: 12240071Abstract: The present invention discloses a five-axis vertical machining system with automatic loading and unloading, including a feeding mechanism, a loading mechanism, and a numerical control machine tool. The feeding mechanism is arranged in front of a ram assembly, and the feeding mechanism drives a raw material to move along an X axis and/or a Y axis of the numerical control machine tool; the loading mechanism is fixed on the ram assembly; and the loading mechanism moves along a Z axis of the numerical control machine tool to drive the raw material onto a cradle assembly of the numerical control machine tool. The present invention realizes an automatic loading and unloading function by setting a feeding mechanism capable of automatic feeding and a loading mechanism with automatic loading to cooperate with each other, thereby improving the working efficiency and saving manpower.Type: GrantFiled: August 14, 2020Date of Patent: March 4, 2025Assignee: KEDE NUMERICAL CONTROL CO., LTD.Inventors: Hu Chen, Jian Zhang, Lianyang Wang, Changlin Du, Haibo Zhang, Yapeng Li, Zidan Ju, Shengfeng Yu, Mingshan Song, Feng Wang, Yinghua Li
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Publication number: 20250070419Abstract: The disclosure provides an electrode lead-out member, a cover assembly, a secondary battery, and an electronic apparatus, and is related to the technical field of batteries. The electrode lead-out member 140 includes a connecting plate and an electrode terminal. The connecting plate includes a terminal connecting zone, a tab connecting zone, and a transitional connecting zone for connecting the terminal connecting zone and the tab connecting zone. The electrode terminal is connected to the terminal connecting zone. The transitional connecting zone is provided with at least one first recess, the first recess is recessed in a thickness direction of the connecting plate, and an inner contour of a sidewall of the first recess is located inside an outer contour of a sidewall of the connecting plate. Through this structure, a weight of the connecting plate is reduced, and mass energy density of a battery is improved.Type: ApplicationFiled: December 6, 2023Publication date: February 27, 2025Applicant: AESC Japan Ltd.Inventors: Hu Chen, Xingyu Cao, Gongwei Zhao
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Patent number: 12233502Abstract: An automatic loading and unloading processing system includes a material storage assembly to store workpieces; a positioning device on a worktable; and a transport mechanism to transport the workpiece from the material storage assembly to the positioning device and transport the processed workpiece into the material storage assembly. The material storage assembly includes a material tray; fixing bases; a motion mechanism; and holders on the fixing base for fixing the workpiece, and the motion mechanism controls the movement of the material tray. The transport mechanism includes an auxiliary loading and unloading system arranged at a worktable to grab the holders and move horizontally; and a main loading and unloading system arranged on a main spindle to grab the holders and move vertically.Type: GrantFiled: September 22, 2020Date of Patent: February 25, 2025Assignee: KEDE NUMERICAL CONTROL CO., LTD.Inventors: Chungang Cai, Renwei Liu, Shengfeng Yu, Yang Wang, Jiming Wang, Feng Wang, Yu Liu, Shihang Qu, Yugang Yin, Yinghua Li, Jiayi Yu, Hu Chen, Jian Wang, Tingting Wang
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Publication number: 20250045871Abstract: This application provides a picture processing method. The method includes: The encoder side obtains a to-be-processed picture, obtains a plurality of groups of visual sensory experience parameters, and encodes the to-be-processed picture and the plurality of groups of visual sensory experience parameters. At a decoder side, the method includes: The decoder side obtains a to-be-processed picture, obtains a zoom-in operation instruction, obtains one or more groups of visual sensory experience parameters corresponding to one or more local pictures, and separately processes the corresponding local picture based on the one or more groups of visual sensory experience parameters to obtain a processed local picture.Type: ApplicationFiled: November 23, 2022Publication date: February 6, 2025Inventors: Xiangyu Hu, Weiwei Xu, Jinsong Wen, Yanbing Jia, Jiantong Zhou, Qiyan Zhai, Yihua Zeng, Quanhe Yu, Zizhong Wang, Yichuan Wang, Hu Chen, Jinqin Ai, Yutong Hu
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Patent number: 12217438Abstract: Embodiments of this application disclose example apparatuses, methods, and computer program products for extracting a feature from an image of a scene. One example apparatus comprises at least one processor and one or more memories coupled to the at least one processor and storing programming instructions for execution by the at least one processor to, in response to a feature extraction event, extract a feature from first image data representing a first image of a scene, wherein the feature extraction event is based on second image data representing a second image of the scene.Type: GrantFiled: February 12, 2021Date of Patent: February 4, 2025Assignee: Huawei Technologies Co., Ltd.Inventors: Zhijie Zhao, Yuntan Fang, Jun Zha, Hu Chen, Jiantong Zhou
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Publication number: 20250040423Abstract: Novel compounds comprising x-conjugated moicties are disclosed, as well as their uses as semiconducting materials. The novel compounds comprise adjacent x-electron rich and x-electron deficient moieties. The novel compounds exhibit improved charge mobility and are particularly suited to use in electronic devices and components, such as organic thin film transistors.Type: ApplicationFiled: December 6, 2022Publication date: January 30, 2025Inventors: Iain MCCULLOCH, Hu CHEN, Helen BRISTOW, Yoann PORTE, Patrick TOO
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Patent number: D1070691Type: GrantFiled: September 27, 2023Date of Patent: April 15, 2025Inventor: Chao-Hu Chen