Patents by Inventor Xi Zhang

Xi Zhang 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).

  • POLYMERIC MATERIALS WITH IMPROVED ENVIRONMENTAL DURABILITY
    Publication number: 20230069660
    Abstract: Polymer composite materials and methods of preparation are discussed. The composite material may comprise a polyurethane foam and a plurality of inorganic particles dispersed in the polyurethane foam. The composite material may have moisture movement properties, such that (a) a sample of the composite material having a length of 48 inches has a moisture movement of less than 0.15% along the length, and/or (b) a sample having a length of 6 inches has a moisture movement of less than 0.8% along the length, when submerged in 45° C. distilled water for 14 days.
    Type: Application
    Filed: October 20, 2022
    Publication date: March 2, 2023
    Applicant: Westlake Royal Building Products Inc.
    Inventors: Edward F. CASSIDY, Russell L. HILL, Robert F. RATHBONE, Xi ZHANG, Ying ZHANG, Qi CHEN, Amitabha KUMAR
  • TRANSFER MODEL TRAINING METHOD AND APPARATUS, AND FAULT DETECTION METHOD AND APPARATUS
    Publication number: 20230063148
    Abstract: A transfer model training method and apparatus, and a fault detection method and apparatus are provided, and relate to the field of artificial intelligence. The transfer model training method includes: obtaining to-be-processed data (301), where the to-be-processed data includes unlabeled data from a target domain and labeled data from a source domain; obtaining a plurality of data segments of each dimension of data in the to-be-processed data (302), where the plurality of data segments are not the same; and training a transfer model based on the plurality of data segments, to obtain a trained transfer model (303). According to the method, both an overall feature of the to-be-processed data and a local feature hidden between the data segments can be obtained. This can effectively improve accuracy of data processing.
    Type: Application
    Filed: October 17, 2022
    Publication date: March 2, 2023
    Inventors: Junjian YE, Keli ZHANG, Xi ZHANG, Ruichu CAI, Jiawei CHEN
  • QUASI CO-LOCATED RELATIONSHIP MANAGEMENT METHOD AND APPARATUS
    Publication number: 20230042335
    Abstract: This application discloses a quasi co-located relationship management method and apparatus. In this application, a terminal side device and a network side device determine one or a plurality of measurement quantities for managing a quasi co-located relationship, and manage or use the quasi co-located relationship based on the determined one or plurality of measurement quantities. According to the solutions of this application, when there are the plurality of measurement quantities, both the terminal side device and the network side device manage or use the quasi co-located relationship based on the determined one or plurality of measurement quantities, so that behavior of the terminal side device and behavior of the network side device can be aligned. This improves communication reliability.
    Type: Application
    Filed: October 6, 2022
    Publication date: February 9, 2023
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Tie LI, Yongping ZHANG, Chunyang LEI, Xi ZHANG
  • ANTI-TUMOR POLYPEPTIDE Bax-BH3, FLUORESCENT POLYMERIC NANOMICELLE, PREPERATION METHOD AND USE THEREOF
    Publication number: 20230037813
    Abstract: The present disclosure provides an anti-tumor polypeptide Bax-BH3, a fluorescent polymeric nanomicelle, a preparation method and use thereof, belonging to the technical field of medicines. The anti-tumor polypeptide Bax-BH3 has an amino acid sequence set forth in SEQ ID No: 1; the fluorescent polymeric nanomicelle includes the anti-tumor polypeptide Bax-BH3 and a polymer carrier; and the polymer carrier is a block copolymer RGD-PHPMA-b-Poly(MMA-alt-(Rhob-MA)). In the present disclosure, the anti-tumor polypeptide Bax-BH3 has desirable biocompatibility and biological activity; and the fluorescent polymeric nanomicelle encapsulates the anti-tumor polypeptide Bax-BH3 by the block copolymer RGD-PHPMA-b-Poly(MMA-alt-(Rhob-MA)), with high encapsulation rate and drug loading, and good release performance.
    Type: Application
    Filed: July 15, 2022
    Publication date: February 9, 2023
    Applicant: Jilin University
    Inventors: Li XU, Yi GUO, Sijun HUANG, Xi ZHANG, Mingming ZHANG
  • MEDICINE POWDER DELIVERY DEVICE AND MEDICINE BOTTLE THEREOF AND BOTTLE CAP OF MEDICINE BOTTLE
    Publication number: 20230031601
    Abstract: A medicine powder delivery device and a medicine bottle thereof and a bottle cap of the medicine bottle are disclosed. The medicine powder delivery device includes a medicine bottle and a gas supply member. The medicine bottle has a bottle body and a bottle cap. The bottle body is filled with a medicine powder. When the bottle body is inverted, the bottle body has an unfilled space that is not filled with the medicine powder. The bottle cap includes a cap body, a medicine delivery tube, and a gas delivery tube. The cap body covers the bottle body. The medicine delivery tube and the gas delivery tube extends into the cap body. The medicine delivery tube communicating with the bottle body the gas delivery tube inserted into the unfilled space of the bottle body. The gas supply member is connected to the gas delivery tube.
    Type: Application
    Filed: August 2, 2021
    Publication date: February 2, 2023
    Inventor: XI-ZHANG LIN
  • Image Processing Method and Apparatus
    Publication number: 20230019164
    Abstract: A method for detecting a complexity of a traveling scenario of a vehicle includes obtaining a travelling speed of the vehicle and a travelling speed of a target vehicle, determining, based on the traveling speed of the vehicle and the traveling speed of the target vehicle, a dynamic complexity of a traveling scenario in which the vehicle is located, determining static information of each static factor in the traveling scenario in which the vehicle is currently located, obtaining, based on the static information of each static factor, a static complexity of the traveling scenario in which the vehicle is located, and obtaining, based on the dynamic complexity and the static complexity, a comprehensive complexity of the traveling scenario in which the vehicle is located.
    Type: Application
    Filed: September 20, 2022
    Publication date: January 19, 2023
    Inventors: Yinting Wang, Chengtao Zhou, Xi Zhang, Yining Huang
  • Devices and methods for controlling inflation rate in blood pressure measurements
    Patent number: 11553848
    Abstract: An aspect of the disclosure pertains to a blood pressure measurement device and methods of controlling an inflation rate in a blood pressure measurement. An inflatable bladder of the blood pressure measurement device defines, at least in part, a pressurizable volume. The inflatable bladder may be inflated to pressurize a user's appendage and temporarily occlude blood flow in the user's appendage. A pressure sensor of the blood pressure measurement device is configured to obtain blood pressure measurements, and a pump of the blood pressure measurement device is configured to inflate the inflatable bladder and control an inflation rate by controlling at least one of a duty cycle, a voltage, or a drive frequency.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: January 17, 2023
    Assignee: FITBIT, INC.
    Inventors: Dan Stefan Tudose, Xi Zhang, Keith Adam Wong, Andrew Larsen Axley, Peter W. Richards, Conor Joseph Heneghan, Radu Dobroiu, Alexandru-Mihai Ş olot
  • POSITION DETECTION OF BLOOD PRESSURE DEVICE
    Publication number: 20220409074
    Abstract: An aspect of the disclosure pertains to detecting a position of a blood pressure measurement device. An inflatable bladder of the blood pressure measurement device defines, at least in part, a pressurizable volume. The inflatable bladder may be inflated to pressurize a user's appendage and temporarily occlude blood flow in the user's appendage. A pump may initiate inflation of the inflatable bladder when one or more accelerometers and/or one or more proximity sensors determine that the blood pressure measurement device is within sufficient proximity or elevation to a user's heart and stationary.
    Type: Application
    Filed: July 8, 2022
    Publication date: December 29, 2022
    Inventors: Xi Zhang, Keith Adam Wong, Andrew Larsen Axley, Dan Stefan Tudose, Conor Joseph Heneghan
  • Prompting method of bicycle information, a device, a server, and a user terminal
    Patent number: 11524603
    Abstract: A bicycle information prompting method, a device, a server, and a user terminal are disclosed. The method comprises obtaining current power information of a target bicycle and sending the target bicycle to a user terminal associated with the target bicycle according to the current power information, so that the user terminal displays prompt information associated with the target bicycle.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: December 13, 2022
    Assignee: Neutron Holdings, Inc.
    Inventors: Xi Zhang, Yuxin Zhai, Xiaotao Xiao
  • Ultrasound-assisted simulated digestion method of milk protein active peptide and application thereof in health foods
    Patent number: 11524977
    Abstract: An ultrasound-assisted simulated digestion method of a milk protein active peptide and an application thereof in health foods, pertaining to the technical field of intensive processing of dairy products and preparation of health foods. The method firstly employs ultrasonic pretreatment of casein and ?-lactoglobulin, followed by enzymatic hydrolysis with a protease to prepare casein and ?-lactoglobulin polypeptide, and traces the activity of the polypeptide by simulating gastrointestinal digestion, and then simulates absorption by intestinal epithelial cells with Caco-2 cells, to characterize a highly active milk protein polypeptide digested by the gastrointestinal tract and absorbed by the Caco-2 cells simulating absorption by the inner wall of the small intestine. The method has identified five such highly active milk protein polypeptides.
    Type: Grant
    Filed: November 12, 2018
    Date of Patent: December 13, 2022
    Assignee: JIANGSU UNIVERSITY
    Inventors: Xiaofeng Ren, Qiufang Liang, Haile Ma, Yuqing Duan, Ronghai He, Xiaoming Yang, Xi Zhang, Ting Hou, Xinxiang Chen
  • REFERENCE SIGNAL CONFIGURATION METHOD, APPARATUS, AND SYSTEM
    Publication number: 20220393821
    Abstract: The present disclosure provides a method and apparatus for reference signal configuration. The method includes: determining a time domain density of a phase tracking reference signal (PTRS) according to a first modulation and coding scheme (MCS) and correspondence information between MCSs and PTRS time domain densities; determining a frequency domain density of the PTRS according to a first scheduled bandwidth and correspondence information between scheduled bandwidths and PTRS frequency domain densities; and mapping the PTRS to one or more resource elements (REs) according to the time domain density of the PTRS and the frequency domain density of the PTRS when certain conditions are met.
    Type: Application
    Filed: May 26, 2022
    Publication date: December 8, 2022
    Inventors: Xi ZHANG, Rong WEN, Lei CHEN
  • Data reporting method, data receiving method, and related apparatus
    Patent number: 11522632
    Abstract: This application discloses a data reporting method, a data receiving method, and a related apparatus. In this application, a terminal device reports, to a network device, one group of information used to indicate scheduling bandwidth thresholds and/or scheduling MCS thresholds. Compared with directly reporting thresholds, in this application, fewer bits can be occupied, thereby reducing overheads.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: December 6, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Minghui Xu, Xi Zhang
  • Polymeric materials with improved environmental durability
    Patent number: 11518843
    Abstract: Polymer composite materials and methods of preparation are discussed. The composite material may comprise a polyurethane foam and a plurality of inorganic particles dispersed in the polyurethane foam. The composite material may have moisture movement properties, such that (a) a sample of the composite material having a length of 48 inches has a moisture movement of less than 0.15% along the length, and/or (b) a sample having a length of 6 inches has a moisture movement of less than 0.8% along the length, when submerged in 45° C. distilled water for 14 days.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: December 6, 2022
    Assignee: Westlake Royal Building Products Inc.
    Inventors: Edward F. Cassidy, Russell L. Hill, Robert F. Rathbone, Xi Zhang, Ying Zhang, Qi Chen, Amitabha Kumar
  • ANTENNA PANEL TRAINING METHOD AND APPARATUS
    Publication number: 20220369321
    Abstract: This application provides antenna panel training methods and apparatuses. One method includes: determining, by a network device, configuration information that comprises information about a reference signal resource set for training an antenna panel of a terminal device; and sending, by the network device, the configuration information to the terminal device.
    Type: Application
    Filed: May 27, 2022
    Publication date: November 17, 2022
    Inventors: Peng GUAN, Xi ZHANG, Lei CHEN
  • Downlink data transmission method and device
    Patent number: 11503614
    Abstract: The present disclosure provides a downlink data transmission method, including: using a time-division multiplexing transmission mode in one transmission time interval; sending, by using a wide beam, a control signal to a user served in the current transmission time interval; and grouping users and sending data signals to different user groups by using different narrow beams. In one transmission time interval, time-division multiplexing is used, and a wide beam and a narrow beam are respectively used to transmit a control signal and a data signal. This can avoid a throughput bottleneck resulting from use of a transmission scheme that is based on frequency-division multiplexing only.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: November 15, 2022
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xi Zhang, Lei Chen, Mao Yan
  • Beam training method, apparatus, and system
    Patent number: 11496204
    Abstract: Embodiments of this application disclose beam training methods, apparatuses, and systems. One method includes: receiving, from a network device, interference-related information; receiving, from the network device, a downlink signal sent through two or more beams, wherein the two or more beams comprise an interfering beam that causes interference to a terminal device; and transmitting, to the network device, information related to a beam selected from the two or more beams, wherein the beam is selected by the terminal device based on the interference-related information and a measurement result obtained from measuring the downlink signal.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: November 8, 2022
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Peng Guan, Xiaoyong Tang, Xiaona Wang, Xi Zhang
  • COMMUNICATION METHOD, TERMINAL DEVICE, AND NETWORK DEVICE
    Publication number: 20220337302
    Abstract: This application provides a communication method, a terminal device, and a network device. The method includes: using, by a terminal device, a first receive parameter to receive control information sent by a network device, where the control information is used to indicate a second receive parameter used by the terminal device to receive a to-be-transmitted signal; determining, by the terminal device based on a first antenna panel to which the first receive parameter belongs and a second antenna panel to which the second receive parameter belongs, a beam switching time required for switching from the first receive parameter to the second receive parameter; and receiving, by the terminal device, the to-be-transmitted signal based on the beam switching time.
    Type: Application
    Filed: May 3, 2022
    Publication date: October 20, 2022
    Inventors: Peng GUAN, Xi ZHANG, Min ZHANG
  • SIGNAL TRANSMISSION METHOD AND COMMUNICATION APPARATUS
    Publication number: 20220337298
    Abstract: A signal transmission method provided in embodiments of the present invention may include the following steps: A network device sends configuration information to a terminal device, where the configuration information includes service periodicity information of an antenna panel. The terminal device activates, based on the configuration information, an antenna panel associated with the configuration information. The implementation can implement flexible scheduling modes, and can be applicable to various antenna switching scenarios when a specific combination is configured, to optimize system performance.
    Type: Application
    Filed: June 30, 2022
    Publication date: October 20, 2022
    Inventors: Tie LI, Yongping ZHANG, Xi ZHANG
  • Data transmission method, device, and computer-readable storage medium
    Patent number: 11463150
    Abstract: This application provides a communication method and a communications apparatus. The method includes: in a process in which a terminal device performs beam failure recovery in a first bandwidth, determining, by the terminal device, that an operating bandwidth needs to be switched from the first bandwidth to a second bandwidth; and switching, by the terminal device, from the first bandwidth to the second bandwidth according to a preset policy. According to embodiments of this application, the operating bandwidth can be switched in the beam failure recovery process.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: October 4, 2022
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Peng Guan, Lei Chen, Shitong Yuan, Xi Zhang, Di Zhang
  • Method for managing antenna panel, network device, and terminal device
    Patent number: 11463953
    Abstract: This application provides a method for managing an antenna panel, a network device, and a terminal device. The method includes: a network device receives capability information that is of an antenna panel and that is from a terminal device, and sends an activation command and/or a deactivation command to the terminal device, so that the terminal device performs a corresponding operation. In embodiments of this application, the network device assists the terminal device in managing an antenna panel, so that the terminal device can better manage the antenna panel, thereby reducing overheads of the terminal device.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: October 4, 2022
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Peng Guan, Lei Chen, Xi Zhang