Patents by Inventor Xu Hu

Xu 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).

  • Publication number: 20240121024
    Abstract: Embodiments of this application disclose a method and an apparatus for determining a modulation and coding scheme MCS table. The method includes: When a discrete fourier transform spread orthogonal frequency division multiplexing DFT-s-OFDM waveform is used for transmission of a physical uplink shared channel PUSCH, a terminal device receives first information from a network device, where the first information indicates a quantity of transmission layers of the PUSCH; and determines, based on the first information, an MCS table used for transmission of the PUSCH. According to embodiments of this application, a demodulation threshold for uplink transmission of a PUSCH is reduced, reliability of transmission of the PUSCH is improved, and an uplink capacity is increased.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 11, 2024
    Inventors: Dan HU, XU ZHANG
  • Patent number: 11945658
    Abstract: A platform for processing a workpiece includes a transmission mechanism, a plurality of workstations and a plurality of movable vehicles. The transmission mechanism transports the workpiece to be processed to one of the plurality of workstations. Each movable vehicle includes a processing module and a docking interface adapted to connect with a docking station of each workstation. The movable vehicles are each adapted to move in and out of each workstation, and each processing module is adapted to process the workpiece transmitted to the workstation after the movable vehicle is moved in and positioned in the workstation.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: April 2, 2024
    Assignees: TE Connectivity Solutions GmbH, Tyco Electronics (Shanghai) Co., Ltd., Tyco Electronics (Qingdao) Ltd.
    Inventors: Jian Cao, Lvhai (Samuel) Hu, Dandan (Emily) Zhang, Fengchun (Fred) Xie, An (Joshua) Yang, Yun (Shanghai) Liu, Wenhe Ma, Peng Ji, Zongjie (Jason) Tao, Roberto Francisco-Yi Lu, Tao Xu
  • Publication number: 20240084319
    Abstract: Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a Coleopteran plant pest or a Diabrotica plant pest, decrease the expression of a target sequence in the pest. Plants, plant parts, bacteria and other host cells comprising the silencing elements or an active variant or fragment thereof of the invention are also provided.
    Type: Application
    Filed: April 27, 2023
    Publication date: March 14, 2024
    Applicants: PIONEER HI-BRED INTERNATIONAL, INC., E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: XU HU, JAMES KEVIN PRESNAIL, NINA RICHTMAN, LISA PROCYK
  • Publication number: 20240036111
    Abstract: Disclosed are a chip verification method and apparatus, an electronic device, and a storage medium. The method includes: obtaining data traffic mode information of a design under test of a chip in a target scenario; determining a data traffic feature corresponding to the design under test based on the data traffic mode information; constructing excitation corresponding to the design under test based on the data traffic feature; and verifying the design under test based on the excitation, to obtain a verification result of the design under test in the target scenario. According to the embodiments of this disclosure, a service scenario of the design under test can be replicated on a verification platform, so that effective verification can be performed on a work condition of the design under test in the service scenario, without constructing complex cases for scenario verification, thereby greatly improving effectiveness of scenario verification.
    Type: Application
    Filed: July 28, 2023
    Publication date: February 1, 2024
    Applicant: HORIZON (SHANGHAI) ARTIFICIAL INTELLIGENCE TECHNOLOGY CO., LTD.
    Inventors: Zhengyu LI, Xu HU
  • Publication number: 20240002842
    Abstract: Methods and compositions are provided which employ a silencing element that, when ingested by a pest, such as a Coleopteran plant pest or a Diabrotica plant pest, decrease the expression of a target sequence in the pest. In specific embodiments, the decrease in expression of the target sequence controls the pest and thereby the methods and compositions are capable of limiting damage to a plant. The present invention provides various target polynucleotides set forth in any one of SEQ ID NOS: disclosed herein, (but not including the forward and reverse primers.) or active variants and fragments thereof, or complements thereof, wherein a decrease in expression of one or more of the sequences in the target pest controls the pest (i.e., has insecticidal activity). Further provided are silencing elements which when ingested by the pest decrease the level of the target polypeptide and thereby control the pest. In specific embodiments, the pest is D. virgifera virgifera, D. barberi, D. virgifera zeae, D. speciosa, D.
    Type: Application
    Filed: August 22, 2022
    Publication date: January 4, 2024
    Applicants: PIONEER HI-BRED INTERNATIONAL, INC., E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: XU HU, JAMES KEVIN PRESNAIL, NINA RICHTMAN, SCOTT DIEHN, MICHELLE VAN ALLEN, LISA PROCYK
  • Publication number: 20230316085
    Abstract: Broadly speaking, the present techniques generally relate to a computer-implemented method and apparatus for training a machine learning, ML, model which is locally installed on a device, where the ML model may be used in automatic speech recognition, object recognition or similar applications. Advantageously, the present techniques are suitable for implementation on resource-constrained devices that capture audio signals, such as smartphones and Internet of Things devices.
    Type: Application
    Filed: June 9, 2023
    Publication date: October 5, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Da LI, Jan Stuhmer, Timothy Hospedales, Xu Hu
  • Patent number: 11590655
    Abstract: The present disclosure provides an external parameter calibration method for robot sensors as well as an apparatus, robot and storage medium with the same. The method includes: obtaining first sensor data and second sensor data obtained through a first sensor and a second sensor of the robot by collecting position information of a calibration reference object and converting to a same coordinate system to obtain corresponding first converted sensor data and second converted sensor data, thereby determining a first coordinate and a second coordinate of a reference point of the calibration reference object; using the first coordinate and the second coordinate are as a set of coordinate data; repeating the above-mentioned steps to obtain N sets of the coordinate data to calculate the external parameter between the first sensor and the second sensor in response to a relative positional relationship between the robot and the calibration reference object being changed.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: February 28, 2023
    Assignee: UBTECH ROBOTICS CORP LTD
    Inventors: Youjun Xiong, Xu Hu, Peng Nie
  • Publication number: 20220375339
    Abstract: The present invention discloses a method for expressing traffic flow characteristics based on a quantum harmonic oscillator model, including: (1) constructing an energy eigenequation of a quantum harmonic oscillator (QHO) for vehicle movement, and converting the energy eigenequation to an Hermite polynomial; (2) solving traffic flow characteristic parameters using K-order Hermite polynomial approximation; and (3) expressing the traffic flow characteristic parameters on a sphere. On the premise of the autonomous decision of a driving strategy by a driver and centering on the objective limitation that the individual accurate state information in the long-distance expressway traffic flow is not observable, the dynamic evolution of the speed and the state of the vehicle is described using a quantum state, the driving state of the vehicle is expressed as the superposition state of three driving states, and the probability of the three states is represented using QHO model parameters.
    Type: Application
    Filed: November 20, 2020
    Publication date: November 24, 2022
    Applicant: NANJING NORMAL UNIVERSITY
    Inventors: Wen LUO, Zhaoyuan YU, Xu HU, Linwang YUAN, Zengjie WANG
  • Publication number: 20220363811
    Abstract: The present invention relates to the field of hydrogen energy, and more particularly to an anion-conducting polyelectrolyte comprising an amide group, a preparation method and application thereof. The method includes: polymerizing aromatic hydrocarbons and ketone comprising amide group by superacid catalysis, forming a membrane by a casting method, performing the membrane prepared under alkaline conditions to obtain the anion-conducting polyelectrolytes comprising amide group. The anion-conducting polyelectrolytes obtained have good solubility and excellent stability. It is a kind of high molecular polymer with excellent alkali stability with an amide structure on the backbone. After alkaline treatment, the polymer not only has high hydroxide conductivity, good mechanical properties, and thermal stability but also has excellent alkali stability and excellent performance of water electrolysis.
    Type: Application
    Filed: June 22, 2022
    Publication date: November 17, 2022
    Inventors: Nanwen Li, Xu Hu, Yingda Huang, Bin Hu
  • Publication number: 20220309377
    Abstract: The present invention discloses a method for simulating stochastic oscillation in an individual-granularity long-distance expressway traffic volume using a quantum harmonic oscillator, which includes: firstly, describing the speed and position of a vehicle by a quantum superposition state, and constructing an energy eigenequation of the quantum harmonic oscillator to represent movement of the vehicle; secondly, constructing an n-order Hermite polynomial based on the energy eigenequation, constructing a quantum harmonic oscillator model for simulating the stochastic oscillation in the long-distance traffic flow in a mode featuring aliasing of multiple strategies, and optimizing a solution model; and finally, constructing a mapping mechanism between the probability and the traffic volume to simulate the traffic volume.
    Type: Application
    Filed: November 20, 2020
    Publication date: September 29, 2022
    Applicant: NANJING NORMAL UNIVERSITY
    Inventors: Zhaoyuan YU, Xu HU, Zhenjun YAN, Linwang YUAN, Jiyi ZHANG
  • Publication number: 20220301421
    Abstract: The present invention discloses a characteristic modes decomposition method for traffic volume based on generation-filtering mechanism, which includes: firstly, the expressway traffic flow is regarded as a closed traffic system. According to the randomness of drivers, each driver is regarded as a separate particle to simulate its trajectory, and then the corresponding traffic modes are obtained according to the probability distribution of the trajectory under different parameters; secondly, taking different parameters of the quantum walk, the time evolution of the probability distribution of the traffic volume caused by different driving patterns at a station is obtained, and then performing the same for other different stations to generate a set of expressway traffic mode set; and finally, according to observed traffic volume data, the generated traffic modes are screened to inverse the mode structures of traffic volume.
    Type: Application
    Filed: November 20, 2020
    Publication date: September 22, 2022
    Applicant: NANJING NORMAL UNIVERSITY
    Inventors: Linwang YUAN, Zhaoyuan YU, Xu HU, Dongshuang LI, Wen LUO
  • Publication number: 20220300678
    Abstract: The present invention discloses a method for fitting modes of a traffic flow based on a quantum walk, including: (1) constructing a mode generator based on the quantum walk; (2) preparing multiple modes; (3) screening the modes; and (4) constructing a mapping mechanism between the modes and the traffic volume. The present invention takes the expressway traffic flow as a complex geographic spatial-temporal process formed by aliasing and coupling of a plurality of traffic modes with different structures, and attempts to realize modeling and simulation of the traffic flow from a multi-scale analysis view. Specifically, under a basic framework of an expressway network topological structure, all possible traffic modes in the expressway traffic flow are generated using quantum walks; and under the constraints of the observed traffic volume time series, the modes are screened based on a specific screening rule.
    Type: Application
    Filed: November 20, 2020
    Publication date: September 22, 2022
    Applicant: NANJING NORMAL UNIVERSITY
    Inventors: Zhaoyuan YU, Xu HU, Zengjie WANG, Linwang YUAN, Wen LUO
  • Publication number: 20220267792
    Abstract: Methods and compositions are provided which employ a silencing element that, when ingested by a plant insect pest, such as Coleopteran, Hemiptera, or Lepidopteran plant pest, including a Diabrotica, Leptinotarsa, Phyllotreta, Acyrthosiphan, Bemisia, Halyomorpha, Nezara, or Spodoptera plant pest, decrease the expression of a target sequence in the pest. Disclosed are various target polynucleotides set forth in any one of SEQ ID NOS: 1-53 or 107-254 disclosed herein, or variants and fragments thereof, or complements thereof, wherein a decrease in expression of one or more of the sequences in the target pest controls the pest and pest population by insect sterilization (i.e., male and female sterility, reduction of sperm count, egg production and viability) and mating-based sterile insect technique (SIT). Plants, plant parts, bacteria and other host cells comprising the silencing elements or an active variant or fragment thereof of the invention are also provided.
    Type: Application
    Filed: April 29, 2022
    Publication date: August 25, 2022
    Applicants: PIONEER HI-BRED INTERNATIONAL, INC., E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: XU HU, BLISS MARIE KERNODLE, MOLLIE MARY MCMAHON, ADANE KASSA, XIPING NIU, JAMES KEVIN PRESNAIL, ALBERT L. LU, NINA RICHTMAN, JONATHAN WILLIAM ROBESON
  • Publication number: 20220220679
    Abstract: A combined type flexible glass net system used for protection against full-particle falling rocks on plank roads in scenic spots includes a supporting layer, an intercepting throwing layer and a flexible glass net isolating layer, wherein the supporting layer is longitudinally arranged above a protective area along a mountain, and includes a supporting steel frame and an oscillating type supporting rod; the intercepting throwing layer is supported on the supporting layer, and includes metal meshes, an along-cross-slope upper connecting rope, an along-cross-slope lower connecting rope, an along-slope connecting rope and a reinforcing rope; and the flexible glass net isolating layer includes glass plates, glass net supporting cables and a hoop type hinged piece, wherein the glass plates are connected to the glass net supporting cables through the hoop type hinged piece, and the glass net supporting cables are hung below the supporting steel frame.
    Type: Application
    Filed: September 26, 2021
    Publication date: July 14, 2022
    Applicant: Southwest Jiaotong University
    Inventors: Zhixiang YU, Lijun ZHANG, Gaohong YE, Liru LUO, Xu HU, Xin QI, Lei ZHAO, Shichun ZHAO
  • Publication number: 20210365606
    Abstract: The present invention discloses a quantum computing method for expressway traffic flow distribution simulation considering destination selection. The method comprises the following steps. (1) Construct an expressway exit and entrance network structure. (2) Use a complex number to represent direction-and-flow superposition states of vehicles. (3) Construct a model and setting parameters. (4) Simulate a quantum random walk. (5) Perform model check and time-space matching. and (6) Fit and compare the quantum random walk with real flow data. The present invention can simulate the characteristics of quasi-periodic oscillation and irregularity in expressway traffic flow, closely integrate traffic observation data and reveal the deep characteristics of traffic behavior from a new perspective, thus increasing the accuracy and efficiency of expressway traffic flow simulation.
    Type: Application
    Filed: June 12, 2020
    Publication date: November 25, 2021
    Applicant: NANJING NORMAL UNIVERSITY
    Inventors: Zhaoyuan YU, Xinxin ZHOU, Hong GAO, Chunye ZHOU, Xu HU
  • Publication number: 20210354299
    Abstract: The present disclosure provides an external parameter calibration method for robot sensors as well as an apparatus, robot and storage medium with the same. The method includes: obtaining first sensor data and second sensor data obtained through a first sensor and a second sensor of the robot by collecting position information of a calibration reference object and converting to a same coordinate system to obtain corresponding first converted sensor data and second converted sensor data, thereby determining a first coordinate and a second coordinate of a reference point of the calibration reference object; using the first coordinate and the second coordinate are as a set of coordinate data; repeating the above-mentioned steps to obtain N sets of the coordinate data to calculate the external parameter between the first sensor and the second sensor in response to a relative positional relationship between the robot and the calibration reference object being changed.
    Type: Application
    Filed: December 26, 2018
    Publication date: November 18, 2021
    Inventors: Youjun Xiong, Xu Hu, Peng Nie
  • Publication number: 20210292778
    Abstract: Methods and compositions are provided which employ a silencing element that, when ingested by a plant insect pest, such as Coleopteran, Hemiptera, or Lepidopteran plant pest, including a Diabrotica, Leptinotarsa, Phyllotreta, Acyrthosiphan, Bemisia, Halyomorpha, Nezara, or Spodoptera plant pest, decrease the expression of a target sequence in the pest. Disclosed are various target polynucleotides set forth in any one of SEQ ID NOS: 1-398 disclosed herein, or variants and fragments thereof, or complements thereof, wherein a decrease in expression of one or more of the sequences in the target pest controls the pest. Plants, plant parts, bacteria and other host cells comprising the silencing elements or an active variant or fragment thereof of the invention are also provided.
    Type: Application
    Filed: June 27, 2017
    Publication date: September 23, 2021
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: COURTNEY ANNE DAVIS-VOGEL, XU HU, XIPING NIU, AMIT SETHI
  • Patent number: 11048262
    Abstract: The present disclosure provides a movement control method for a robot as well as an apparatus and a robot using the same. The method includes: obtaining a starting position and an ending position of the robot, in response to a movement instruction being detected; determining a movement path of the robot based on the starting position and the ending position; obtaining pass qualification information of the robot, if the movement path intersects a line corresponding to a preset virtual wall; and moving the robot to the ending position according to the movement path, if the pass qualification information identifying the robot is allowed to traverse the virtual wall. By obtaining the pass qualification information, the robot can return to the working area from the non-working area in the case of an abnormality, while ensuring that the robot does not actively traverse from the working area to the non-working area.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: June 29, 2021
    Assignee: UBTECH ROBOTICS CORP LTD
    Inventors: Peng Nie, Youjun Xiong, Xu Hu, Xiangbin Huang
  • Patent number: 11034028
    Abstract: The present disclosure provides a pose determining method for a mobile robot as well as an apparatus and a mobile robot thereof. The method includes: obtaining a first position of a mobile robot in each local map after building an initial local map corresponding to a current environment and rotating; determining first environmental contour points of each of the local maps and corresponding first gradient directions, and obtaining a relative position of each of the first environmental contour points and the corresponding first position; building an angle histogram in each of the local maps; determining a second position of second environmental contour points of a global map and corresponding second gradient directions; and predicting a third position in the global map of the mobile robot, counting an appearance amount of the third positions, and determining a target pose of the mobile robot in the global map.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: June 15, 2021
    Assignee: UBTECH ROBOTICS CORP LTD
    Inventors: Xu Hu, Peng Nie, Wei Fang, Jiawen Hu, Youjun Xiong
  • Patent number: 10996678
    Abstract: The present disclosure provides an obstacle avoidance method and system for a robot having ranging sensors as well as a robot using the same. The method includes: obtaining detection data collected by the plurality of ranging sensors; obtaining a current position of the robot based on the collected detection data; determining whether historical detection data corresponding to the current position has been stored; planning a movement path of the robot based on the collected detection data and the historical detection data and generating movement path information of the movement path, if the historical detection data corresponding to the current position has been stored; and controlling the robot to move along an obstacle-free path based on the movement path information. The present disclosure can effectively break through the limitation of the sensor technology, reduce the detection blind zone, and effectively improve the obstacle avoidance efficiency of a robot.
    Type: Grant
    Filed: December 30, 2018
    Date of Patent: May 4, 2021
    Assignee: UBTECH ROBOTICS CORP.
    Inventors: Youjun Xiong, Peng Nie, Xu Hu, Musen Zhang