Patents by Inventor Shijun Chen

Shijun 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).

  • Patent number: 12253619
    Abstract: Disclosed are a method and an apparatus for determining time of arrival, a signal receiving device, and a non-transitory computer readable storage medium. The method for determining time of arrival includes: generating time of arrival correction information according to front edge information of theoretical autocorrelation waveforms of positioning signals having different fading values; calculating a front edge slope corresponding to a front edge reference point of a correlation waveform of an actually received signal; and determining target correction information from the time of arrival correction information according to the front edge slope, and determining the time of arrival of the actually received signal based on the target correction information.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: March 18, 2025
    Assignee: ZTE CORPORATION
    Inventors: Shijun Chen, Dawei Chen, Junqiang Li, Yang Wang, Qian Chen
  • Patent number: 12253613
    Abstract: A method and device for determining a time of arrival (TOA), a terminal device, and a non-transitory computer-readable storage medium are disclosed. The method may include: determining a detection start time on a correlation waveform based on a leading edge detection threshold; determining a noise threshold on the correlation waveform, and determining a quasi-TOA according to the detection start time; and determining the TOA according to data information in a target area of the correlation waveform and the noise threshold, where the target area is determined based on the quasi-TOA and a detection length.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: March 18, 2025
    Assignee: ZTE CORPORATION
    Inventors: Shijun Chen, Dawei Chen, Yang Wang, Junqiang Li, Qian Chen
  • Patent number: 12246636
    Abstract: A utility vehicle for power emergency repair includes a cab, a carriage and a lighting device, including mounting bases, a wire pole, a rotary base and a lamp assembly. A rotary shaft is bridged between the mounting bases, and the rotary base is fixedly connected to the rotary shaft. First and second positioning units are provided on the top of the carriage. The rotary base has first and second positioning surfaces, the first positioning unit includes a first limiting platform, and the second positioning unit includes a rotation limiting plate and positioning plates. The positioning plates is supported on a lower end surface of the rotation limiting plate. The utility vehicle further includes a driving assembly and first and second contacts. A trigger signal is generated and the driving assembly is controlled to release braking on the rotary shaft when the first and second contacts contact each other.
    Type: Grant
    Filed: August 4, 2022
    Date of Patent: March 11, 2025
    Assignees: STATE GRID HUZHOU POWER SUPPLY COMPANY, Zhejiang Tailun Power Group Co., Ltd.
    Inventors: Weixun Qin, Jing Xu, Jian Wu, Hong Ding, Yongsheng Xu, Xun Wang, Zhen Wang, Xinlong Wu, Xiaobin Shen, Size Zhang, Shijun Chen, Jie Chai, Xiaoxiao Wu
  • Publication number: 20250081172
    Abstract: Provided are a frequency-domain data merging method and apparatus, a storage medium, and an electronic apparatus. The method includes: respectively performing up-conversion on baseband data of a plurality of frequency bands in a frequency domain, so as to obtain frequency-domain received data of each frequency band from among the plurality of frequency bands that has been subjected to up-conversion; and merging the frequency-domain received data of each frequency band that has been subjected to up-conversion, so as to obtain merged frequency-domain received data.
    Type: Application
    Filed: September 9, 2022
    Publication date: March 6, 2025
    Inventors: Shijun CHEN, Dawei CHEN, Junqiang LI
  • Patent number: 12245186
    Abstract: Provided are a method and an apparatus for implementing uplink positioning and a storage medium. The method includes: sending a first positioning instruction to a first measurement node set, where the first measurement node set includes at least three measurement nodes and a target node is located within a coverage range of the measurement nodes; receiving first positioning attribute information fed back by each measurement node and corresponding to the first positioning instruction, where the first positioning attribute information includes a measurement node identity and random access information of a cell where the measurement node is located; and sending a random access instruction carrying the first positioning attribute information to the target node, where the random access instruction is configured to trigger the target node to send a random access signal to the each measurement node to determine a communication distance between the target node and the each measurement node.
    Type: Grant
    Filed: April 26, 2020
    Date of Patent: March 4, 2025
    Assignee: ZTE Corporation
    Inventors: Cheng Bi, Yifei Yuan, Shijun Chen, Wanfu Xu
  • Publication number: 20250028034
    Abstract: A method for position and/or deviation correction of a moving object in a simultaneous localization and mapping (SLAM) environment. The method comprises receiving at the moving object point cloud data for an area associated with the moving object from a sensor located at a fixed location. A processor of the moving object performs the steps of: transforming the received point cloud data to a coordinate system of the moving object; matching the transformed point cloud data with point cloud data generated by a sensor at the moving object for the area associated with the moving object; and using the matched point cloud data to determine a corrected position and/or deviation of the moving object within a selected coordinate system.
    Type: Application
    Filed: July 20, 2023
    Publication date: January 23, 2025
    Inventors: Jiaxin Yan, Xinghua Zhu, Hang Chen, Jiashi Feng, Alpamys Urtay, Dongzhe Su, Shijun Fan
  • Publication number: 20250028037
    Abstract: The present application provides a wireless sensing method, comprising: performing modeling according to a sensing signal received by antennas, determining a reference state of a sensing environment; calculating a difference between a current sensing signal and the reference state; and determining, according to the difference, a position parameter of a changing sensing object in the sensing environment. The present application further provides a wireless sensing apparatus, a communication device, and a computer storage medium.
    Type: Application
    Filed: October 3, 2024
    Publication date: January 23, 2025
    Inventors: Shijun CHEN, Junqiang LI, Dawei CHEN, Shuqiang XIA
  • Patent number: 12200507
    Abstract: Provided are a positioning reference signal (PRS) transmission method and apparatus, and a storage medium. A PRS sending end presets PRS blocks having the same number as the number of shaped beams, a corresponding PRS sequence in each PRS block by using a preset sequence generation rule, and each PRS block containing the corresponding PRS sequence is sent according to a preset sending order of the PRS blocks in a polling manner through a shaped beam corresponding to the each PRS block. A PRS receiving end acquires a first PRS block sent by the PRS sending end; and when the first PRS block contains a block index, a sending index of a shaped beam corresponding to the first PRS block corresponding to the block index is determined according to preset correspondence; or when the first PRS block contains no block index, a sending index of a shaped beam corresponding to the first PRS block is determined according to a preset calculation rule.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: January 14, 2025
    Assignee: ZTE CORPORATION
    Inventors: Cheng Bi, Shijun Chen, Dawei Chen, Yuanyuan Wang
  • Patent number: 12194840
    Abstract: Disclosed are a vehicle power transmission system and a vehicle power system. The vehicle power transmission system includes two motor output shafts, two power output shafts and two transmission mechanisms respectively connected between the two motor output shafts and the two power output shafts correspondingly. Each transmission mechanism includes a motor output gear, a power output gear and a middle transmission gear structure. The motor output gear is arranged on a motor output shaft, and the power output gear is arranged on a power output shaft. The middle transmission gear structure is in transmission connection with the motor output gear and the power output gear. The two power output shafts extend in a first direction, along the first direction, projections of the two motor output shafts are at least partially overlapped and/or projections of the two transmission mechanisms are at least partially overlapped.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: January 14, 2025
    Assignees: WUXI INFIMOTION PROPULSION TECHNOLOGY CO., LTD., WUXI INFIMOTION TECHNOLOGY CO., LTD.
    Inventors: Guanghai Ye, Yuting Zhao, Shijun Chen, Wenbo Yao, Youdi Shi, Shiquan Gou, Yanjun Tan, Xiaozhe Lin
  • Publication number: 20240371019
    Abstract: Provided are a disparity estimation method and apparatus, an image processing device, and a storage medium. The method includes: processing input images based on a first network model to obtain a direct cost volume of the input images, where the input images include a first image and a second image, and the first network model includes a convolutional neural network, a pyramid convolutional network, and a spatial pyramid pooling layer; processing the input images based on a second network model to obtain an associated cost volume of the input images, where the second network model includes a residual network; determining an estimated cost of the input images according to the associated cost volume and the direct cost volume; and calculating an estimated disparity corresponding to the first image and the second image according to the estimated cost.
    Type: Application
    Filed: April 21, 2022
    Publication date: November 7, 2024
    Inventors: Dawei CHEN, Shijun CHEN, Dengping LIN, Junqiang LI, Juan DU
  • Patent number: 12113734
    Abstract: Provided is a positioning reference signal generation method, which includes the following steps: allocating a time-frequency resource to a positioning reference signal, where the time-frequency resource includes at least two consecutive symbols; and according to generation information of the positioning reference signal and the time-frequency resource, taking the at least two consecutive symbols as a combined PRS symbol to generate the positioning reference signal which is consecutive in a time domain based on a preset generation mode. Further provided are a positioning reference signal generation apparatus, a base station and a readable storage medium.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: October 8, 2024
    Assignee: ZTE CORPORATION
    Inventors: Cheng Bi, Shijun Chen, Dawei Chen, Yuanyuan Wang
  • Publication number: 20240292186
    Abstract: A wireless communication method for use in a location management function is disclosed. The method comprises receiving a request for location information associated with a wireless terminal, establishing a direct connection with a wireless network node serving the wireless terminal, transmitting, to the wireless network node via the direct connection, a downlink network positioning message for the location information associated with the wireless terminal, receiving, from the wireless network node via the direct connection, an uplink network positioning message comprising the location information associated with the wireless terminal, and transmitting the location information associated with the wireless terminal.
    Type: Application
    Filed: February 2, 2024
    Publication date: August 29, 2024
    Applicant: ZTE CORPORATION
    Inventors: Jinguo ZHU, Zhijun LI, Wanpeng FAN, Shijun CHEN
  • Publication number: 20240272371
    Abstract: A ferrule assembly and a fiber optic fast connector comprising the same are provided. The ferrule assembly comprises a tailstock provided with a window portion, in which a supporting platform is provided, and having an end provided with an opening. A ferrule is provided, with a receiving cavity for receiving an optical fiber. The ferrule has one end passing through the opening and then abutting against and connecting with the supporting platform to constitute a stepped portion and provided with a groove portion, and has another end located outside of the tailstock. A pressing block is provided, comprising abutting against and connecting with the groove portion, an end handle portion abutting against and connecting with the stepped portion, and a flexible portion connected with the pressing portion and the end handle portion, respectively. A lock catch slidably sleeved on the tailstock is provided.
    Type: Application
    Filed: May 24, 2022
    Publication date: August 15, 2024
    Inventors: Jian Sun, Zhenhong Zheng, Shijun Chen, Xueyun Huang
  • Patent number: 11988761
    Abstract: The present disclosure provides an information transmission method and device, a node, a server and a computer-readable storage medium. The method includes: determining, by a transmitting node, a reference signal for positioning and transmitting configuration information of the reference signal for positioning to a positioning server, with the reference signal for positioning at least including a Positioning Reference Signal (PRS); and transmitting, by the transmitting node, the reference signal according to the configuration information.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: May 21, 2024
    Assignee: ZTE CORPORATION
    Inventors: Cheng Bi, Shijun Chen, Chuangxin Jiang
  • Patent number: 11974259
    Abstract: Provide are a positioning reference signal generation method and apparatus, a communication system and a storage medium. The method includes: generating a positioning frequency domain sequence according to time-frequency resource information and system configuration information, where the time-frequency resource information includes the number Nprsslot of allocated system symbols consecutive in time, and the system configuration information includes positioning subcarrier spacing ?fprs; and generating, based on the positioning frequency domain sequence, positioning time domain data consecutive in a time period of the Nprsslot consecutive system symbols.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: April 30, 2024
    Assignee: ZTE Corporation
    Inventors: Shijun Chen, Cheng Bi, Dawei Chen, Yuanyuan Wang
  • Patent number: 11902933
    Abstract: A positioning method based on a binary periodic sequence includes: selecting one polynomial from each equivalence class of a quadratic polynomial set S to determine a set T; constructing a binary periodic sequence cluster according to the set T; generating a positioning signal according to the binary periodic sequence cluster; and performing positioning processing according to the positioning signal.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: February 13, 2024
    Assignee: ZTE CORPORATION
    Inventors: Shijun Chen, Dawei Chen, Lingfei Jin, Luyan Qian, Jiaming Teng
  • Patent number: 11843482
    Abstract: Provided are a multipath separation method and device, and a storage medium.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: December 12, 2023
    Assignee: ZTE CORPORATION
    Inventors: Shijun Chen, Yuanyuan Wang, Dawei Chen, Cheng Bi
  • Publication number: 20230327914
    Abstract: Provided are a method and apparatus for determining a delay compensation value, a device, and a computer-readable storage medium. The method includes: obtaining a channel frequency domain impulse response of a transmit link, where the transmit link is obtained by combining at least two hardware modules in a transmit circuit, obtaining a time domain impulse response according to the channel frequency domain impulse response, and determining a delay compensation value of the transmit link according to a preset condition and the time domain impulse response.
    Type: Application
    Filed: August 13, 2021
    Publication date: October 12, 2023
    Applicant: ZTE CORPORATION
    Inventors: Shijun CHEN, Junqiang LI, Dawei CHEN, Shizhuang ZHANG, Gang LI
  • Patent number: 11765548
    Abstract: Provided are systems and methods for location information measurement. The location information measurement implementation method is applied to an access network element, and includes sending auxiliary positioning information to a terminal, where the auxiliary positioning information is used by the terminal for positioning measurement.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: September 19, 2023
    Assignee: ZTE Corporation
    Inventors: Dapeng Li, He Huang, Shijun Chen, Yin Gao, Jianquan Song
  • Publication number: 20230264566
    Abstract: Disclosed are a vehicle power transmission system and a vehicle power system. The vehicle power transmission system includes two motor output shafts, two power output shafts and two transmission mechanisms respectively connected between the two motor output shafts and the two power output shafts correspondingly. Each transmission mechanism includes a motor output gear, a power output gear and a middle transmission gear structure. The motor output gear is arranged on a motor output shaft, and the power output gear is arranged on a power output shaft. The middle transmission gear structure is in transmission connection with the motor output gear and the power output gear. The two power output shafts extend in a first direction, along the first direction, projections of the two motor output shafts are at least partially overlapped and/or projections of the two transmission mechanisms are at least partially overlapped.
    Type: Application
    Filed: July 28, 2022
    Publication date: August 24, 2023
    Applicants: ZHEJIANG GEELY HOLDING GROUP CO., LTD., WUXI INFIMOTION PROPULSION TECHNOLOGY CO., LTD., WUXI INFIMOTION TECHNOLOGY CO., LTD.
    Inventors: Guanghai YE, Yuting ZHAO, Shijun CHEN, Wenbo YAO, Youdi SHI, Shiquan GOU, Yanjun TAN, Xiaozhe LIN