Patents by Inventor Hongtao Chen
Hongtao 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: 20240131635Abstract: A welding clamp for use in battery manufacturing is described. The welding clamp includes a plurality of clamping portions used to fit and clamp a case of a battery cell, the clamping portion includes a body portion and a connecting portion, and the connecting portion is detachably connected to the body portion; and a wear-resistant layer is connected to a surface of the connecting portion facing the case. In the process of welding the case and the end cover of the battery cell, through fitting and clamping the case by the clamping portion of the welding clamp, the clamping portion can play a position-limit role to the wall of the case to relieve the deformation of the case during the welding process, thereby improving the welding quality of the case and the end cover and thus improving the production quality of the battery cell.Type: ApplicationFiled: July 17, 2023Publication date: April 25, 2024Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Chaoqun HUANG, Guangcheng ZHONG, Lei SONG, Zhonglin LAI, Hongtao LI, Shengdong CHEN
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Patent number: 11963519Abstract: The present disclosure provides a kit and method for constructing a long-acting depression animal model. The present disclosure adopts Bacille Calmette-Guerin (BCG) (or Mycobacterium bovis (M bovis)) and low-dose pertussis toxin (PTX) for combined induction, which greatly reduces modeling cost. A mouse model constructed by the method of the present disclosure can clearly distinguish a time interval of pathological behaviors from a time interval of depression-like behaviors and has prominent face validity and predictive validity. The method of the present disclosure is simple and convenient and does not require a large number of tedious daily operations as the depression model construction by chronic unpredictable stress, chronic restraint stress, social defeat, mother-child separation, or the like. The mouse model of the present disclosure can provide a valuable long-term intervention window for research on antidepressant therapy.Type: GrantFiled: August 25, 2022Date of Patent: April 23, 2024Assignee: Northwest Institute of Plateau Biology, CASInventors: Cen Li, Hongxia Yang, Jing Zhao, Lixin Wei, Yuzhi Du, Yuancan Xiao, Hongtao Bi, Zhanjuan Chen, Yajun Qiao, Jianv Wang
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Publication number: 20240123581Abstract: An impact tool includes a housing; an electric motor including a motor shaft rotating about a first axis; an output shaft used for outputting power and rotating about an output axis; and an impact assembly used for providing an impact force for the output shaft and including a main shaft, where the main shaft is driven by the motor shaft to rotate about an axis of the main shaft. The housing includes a first housing for accommodating at least part of the main shaft, and a support portion that forms sliding friction with the main shaft in the direction of rotation of the main shaft is formed on or connected to an inner wall of the first housing.Type: ApplicationFiled: August 17, 2023Publication date: April 18, 2024Inventors: Guangjie Ji, Hongtao Ke, Shuai Chen
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Publication number: 20240123552Abstract: A welding device includes a laser welding head and a cooling mechanism. The laser welding head is provided with a channel for laser to pass through, and the cooling device is arranged on a side wall of the laser welding head and configured to cool the laser welding head.Type: ApplicationFiled: July 4, 2023Publication date: April 18, 2024Inventors: Chaoqun HUANG, Lei SONG, Guangcheng ZHONG, Hongtao LI, Zhonglin LAI, Shengdong CHEN
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Publication number: 20240108784Abstract: A hydrogel for cell-laden bioprinting, bioink, and a preparation method and an application thereof, relates to the technical field of biomedical polymer hydrogels. The hydrogel for cell-laden bioprinting is polymer gel formed by adding a cell-specific material into a matrix of alginate and gelatin and crosslinking and curing, wherein the cell-specific material is polypeptide selected according to different laden cells. The structures printed using the hydrogel may have the advantages such as adjustable mechanical properties, adjustable porosity, high biocompatibility, high printing accuracy, and high customizability, which may widely support the printing of human tissues and organs such as spinal cord, cartilage, and heart, and has good prospects for applications in tissue repair, organ transplantation and so on.Type: ApplicationFiled: December 15, 2022Publication date: April 4, 2024Applicants: SHANDONG UNIVERSITY, YANSHAN UNIVERSITYInventors: Chuanzhen HUANG, Zhuang CHEN, Hanlian LIU, Peng YAO, Zhenyu SHI, Dun LIU, Hongtao ZHU, Bin ZOU, Zhen WANG, Minting WANG, Longhua XU, Shuiquan HUANG, Meina QU, Zhengkai XU, Yabin GUAN
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Patent number: 11949230Abstract: A hybrid power locomotive and an energy balance control method and system thereof is disclosed. In embodiments of the disclosure, the energy utilization rate is maximized by means of self-adaptive matching of the rotating speed and the power, dynamic balance control over the actual output voltage of the power pack is achieved by means of charging and discharging control over the energy storage element, and energy waste and power pack overload are avoided.Type: GrantFiled: November 18, 2020Date of Patent: April 2, 2024Assignee: CRRC ZHUZHOU LOCOMOTIVE CO., LTD.Inventors: Hongtao Liao, Wei Wang, Qingmin Qin, Zhe Chen, Qiang Fu
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Publication number: 20240096645Abstract: A SOI wafer is disclosed. The SOI wafer may be characterized by surface roughness of a top silicon layer of the SOI wafer is less than 4 ?, thickness uniformity of the top silicon layer is within ±1%, and a total number of particles on a surface of the top silicon layer of the SOI wafer, measured with setting of 37 nm of SPx detection threshold, is less than 100.Type: ApplicationFiled: November 23, 2023Publication date: March 21, 2024Applicants: Zing Semiconductor Corporation, Shanghai Institute of Microsystem and Information Technology, Chinese Academy of SciencesInventors: Xing WEI, Rongwang DAI, Ziwen WANG, Minghao LI, Hongtao XU, Meng CHEN
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Publication number: 20240088631Abstract: Provided are an overhead line detection method and system based on a cable inspection robot. The cable inspection robot is suspended on the overhead line. An imaging unit and a laser emission unit are disposed at the front end of the cable inspection robot. The imaging unit is at a first angle to the overhead line. The laser emission unit is at a second angle to the overhead line.Type: ApplicationFiled: November 28, 2022Publication date: March 14, 2024Inventors: Jiazhen DUAN, Zheng LU, Hongtao LIU, Ruxin SHI, Wei ZHANG, Yuqin SHU, Zhiwei KAN, Yannan CHEN, Xiaoqiang CHEN, Xianming REN
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Patent number: 11930215Abstract: An example device for filtering decoded video data includes a memory configured to store video data; and one or more processors implemented in circuitry and configured to: decode a picture of video data; code a value for a syntax element representing a neural network model to be used to filter a portion of the decoded picture, the value representing an index into a set of pre-defined neural network models, the index corresponding to the neural network model in the set of pre-defined neural network models; and filter the portion of the decoded picture using the neural network model corresponding to the index.Type: GrantFiled: September 23, 2021Date of Patent: March 12, 2024Assignee: QUALCOMM IncorporatedInventors: Hongtao Wang, Venkata Meher Satchit Anand Kotra, Jianle Chen, Marta Karczewicz, Dana Kianfar, Auke Joris Wiggers
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Patent number: 11923857Abstract: Embodiments herein describe correcting nonlinearity in a Digital-to-Time Converter (DTC) by relaxing a DTC linearity requirement, which results in the correction being co-adapted with a DTC gain calibration loop which can operate in parallel with a DTC integral nonlinearity (INL) correction loop. In one embodiment, the DTC gain calibration loop and the DTC INL correction loop are constrained when determining a nonlinearity correction code to improve the likelihood they converge. Once determined, the nonlinearity correction code can be combined with an digital code output by a time-to-digital converter (TDC) to generate a phase difference between a reference clock and a feedback clock.Type: GrantFiled: January 26, 2023Date of Patent: March 5, 2024Assignee: XILINX, INC.Inventors: Hongtao Zhang, Ankur Jain, Yanfei Chen, Ronan Sean Casey, Winson Lin, Hsung Jai Im
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Patent number: 11919072Abstract: The present invention discloses a preparation process of multi-component spherical alloy powder, which adopts a plasma rotation electrode process (PREP) method to prepare the multi-component spherical alloy powder. The multi-component alloy includes at least one of refractory metals and compounds thereof, specifically including tungsten, molybdenum, tantalum, niobium, rhenium, tungsten carbide, tantalum carbide and the like.Type: GrantFiled: February 11, 2022Date of Patent: March 5, 2024Assignee: ZHENG ZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERINGInventors: Zhihui Lu, Hongtao Yang, Xudong Si, Zhiyang Sun, Leile Zhang, Guangfei You, Yiyong Wu, Chao Chen
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Publication number: 20240044231Abstract: The present invention provides a multi-phase controlled multi-well pumping unit and relates to an oil exploitation device. The multi-phase controlled multi-well pumping unit includes: a power part, where include a rotating shaft; a crank part, where the crank part includes two crank mechanisms, and a power output part, where the power output part includes a plurality of flexible-power-rope guide components. The pumping unit drives the dual cranks by two ends of the rotating shaft to serve as a power source, and the dual-crank power output mechanism leads out a plurality of groups of flexible power ropes to drive, by using the uniformly distributed guide components, a plurality of pumping wells to operate. Such practice can effectively reduce energy consumption of the multi-well pumping unit system and further improve efficiency.Type: ApplicationFiled: September 8, 2021Publication date: February 8, 2024Inventors: Xingcai WU, Xiuting HAN, Hongbao LIANG, Hongtao CHEN, Mei HAN, Yan ZHANG, Zhenqiang JIAO, Yan ZHANG
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Patent number: 11869191Abstract: A system for determining the viability of an embryo comprises an imaging device, an excitation device configured to direct an excitation energy at an embryo, a controller communicatively connected to the imaging device and the excitation device, configured to drive the excitation device and collect images from the imaging device at an imaging frequency, a processor performing steps comprising acquiring a set of images from the imaging device, performing a Fourier Transformation to generate a set of phasor coordinates, computing a D-trajectory, computing a set of values of additional parameters, comparing the set of values to a set of stored values related to embryos of known viability, and calculating a viability index factor of the embryo from the set of values and the set of stored values. Methods of calculating embryo viability and determining one or more properties of a tissue are also described.Type: GrantFiled: July 11, 2022Date of Patent: January 9, 2024Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Ning Ma, Michelle Digman, Hongtao Chen
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Publication number: 20230129517Abstract: A system for determining the viability of an embryo comprises an imaging device, an excitation device configured to direct an excitation energy at an embryo, a controller communicatively connected to the imaging device and the excitation device, configured to drive the excitation device and collect images from the imaging device at an imaging frequency, a processor performing steps comprising acquiring a set of images from the imaging device, performing a Fourier Transformation to generate a set of phasor coordinates, computing a D-trajectory, computing a set of values of additional parameters, comparing the set of values to a set of stored values related to embryos of known viability, and calculating a viability index factor of the embryo from the set of values and the set of stored values. Methods of calculating embryo viability and determining one or more properties of a tissue are also described.Type: ApplicationFiled: July 11, 2022Publication date: April 27, 2023Inventors: Ning Ma, Michelle Digman, Hongtao Chen
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Patent number: 11386559Abstract: A system for determining the viability of an embryo comprises an imaging device, an excitation device configured to direct an excitation energy at an embryo, a controller communicatively connected to the imaging device and the excitation device, configured to drive the excitation device and collect images from the imaging device at an imaging frequency, a processor performing steps comprising acquiring a set of images from the imaging device, performing a Fourier Transformation to generate a set of phasor coordinates, computing a D-trajectory, computing a set of values of additional parameters, comparing the set of values to a set of stored values related to embryos of known viability, and calculating a viability index factor of the embryo from the set of values and the set of stored values. Methods of calculating embryo viability and determining one or more properties of a tissue are also described.Type: GrantFiled: April 3, 2020Date of Patent: July 12, 2022Assignee: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Ning Ma, Michelle Digman, Hongtao Chen
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Publication number: 20200320708Abstract: A system for determining the viability of an embryo comprises an imaging device, an excitation device configured to direct an excitation energy at an embryo, a controller communicatively connected to the imaging device and the excitation device, configured to drive the excitation device and collect images from the imaging device at an imaging frequency, a processor performing steps comprising acquiring a set of images from the imaging device, performing a Fourier Transformation to generate a set of phasor coordinates, computing a D-trajectory, computing a set of values of additional parameters, comparing the set of values to a set of stored values related to embryos of known viability, and calculating a viability index factor of the embryo from the set of values and the set of stored values. Methods of calculating embryo viability and determining one or more properties of a tissue are also described.Type: ApplicationFiled: April 3, 2020Publication date: October 8, 2020Inventors: Ning Ma, Michelle Digman, Hongtao Chen
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Patent number: 9472705Abstract: An integrated avalanche photodetector and a method for fabrication thereof. The integrated avalanche photodetector comprises a Ge body adapted to conduct an optical mode. The Ge body comprises a first p-doped region that extends from a first main surface to a second main surface of the Ge body. The Ge body further comprises a first n-doped region that extends from the first main surface towards the second main surface of the Ge body. An intrinsic region occupies the undoped part of the Ge body. A first avalanche junction is formed by the first n-doped region that is located aside the p-doped region. The Ge body further comprises an incidence surface, suitable for receiving an optical mode, and a second n-doped Ge region that covers the Ge body and forms a second avalanche junction with the first p-doped region at the first main surface.Type: GrantFiled: December 23, 2015Date of Patent: October 18, 2016Assignees: IMEC VZW, Universiteit GentInventors: Hongtao Chen, Joris Van Campenhout, Gunther Roelkens
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Publication number: 20160204298Abstract: An integrated avalanche photodetector and a method for fabrication thereof. The integrated avalanche photodetector comprises a Ge body adapted to conduct an optical mode. The Ge body comprises a first p-doped region that extends from a first main surface to a second main surface of the Ge body. The Ge body further comprises a first n-doped region that extends from the first main surface towards the second main surface of the Ge body. An intrinsic region occupies the undoped part of the Ge body. A first avalanche junction is formed by the first n-doped region that is located aside the p-doped region. The Ge body further comprises an incidence surface, suitable for receiving an optical mode, and a second n-doped Ge region that covers the Ge body and forms a second avalanche junction with the first p-doped region at the first main surface.Type: ApplicationFiled: December 23, 2015Publication date: July 14, 2016Applicants: IMEC VZW, Universiteit GentInventors: Hongtao Chen, Joris Van Campenhout, Gunther Roelkens
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Patent number: 8994932Abstract: A method for providing images using a multimodal nonlinear optical microscope is disclosed. The method includes providing a foundation femtosecond laser beam, generating a first femtosecond laser beam and a second femtosecond laser beam corresponding to the foundation femtosecond laser beam, combining the first femtosecond laser beam and the foundation femtosecond laser beam to generate a first combination femtosecond laser beam, and generating a coherent anti-Stokes Raman scattering (CARS) signal based on the first combination femtosecond laser beam. A multimodal nonlinear optical microscopy platform is also disclosed.Type: GrantFiled: December 18, 2009Date of Patent: March 31, 2015Assignee: Purdue Research FoundationInventors: Ji-Xin Cheng, Hongtao Chen, Mikhail Slipchenko, Haifeng Wang
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Patent number: 8745007Abstract: A method is provided for handling synchrophasor measurements relating to an electrical power system. The method includes: (a) acquiring a plurality of synchrophasor measurements containing data representing at least one power system event; (b) inserting and storing the event related synchrophasor measurements in a database as a partitioned binary large object (BLOB); (c) reading and transferring the synchrophasor measurements related to a user selected current or historical event from the database to a client computer partition by partition; and (d) processing the event data at the client computer on a partition-by-partition basis such that the client computer will be able to start a replay of the event replay as soon as processing of the first partition of the event BLOB data is completed.Type: GrantFiled: August 11, 2009Date of Patent: June 3, 2014Assignee: Electric Power Research Institute, Inc.Inventors: Guorui Zhang, Hongtao Chen