Patents by Inventor Zheng Liu

Zheng Liu 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: 20220231802
    Abstract: The present disclosure provides a method and device in a node for wireless communications. A node receives first information, the first information is used to determine a target time-frequency resource set, an earliest multicarrier symbol comprised in the target time-frequency resource set in time domain is a first multicarrier symbol, frequency-domain resources comprised in the target time-frequency resource set belong to a first frequency-domain resource pool; transmits a first signal, frequency-domain resources occupied by the first signal belong to a second frequency-domain resource pool, a frequency-domain relation between the first frequency-domain resource pool and the second frequency-domain resource pool is used to determine a reference delay; receives a second signal, a length of a time interval between a start time of a second multicarrier symbol and an end time for receiving the second signal is equal to the reference delay. The application ensures the correct reception of the feedback.
    Type: Application
    Filed: April 6, 2022
    Publication date: July 21, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Patent number: 11395170
    Abstract: The present disclosure discloses a method and a device in a communication used for wireless communication. The communication node first performs X measurement(s) respectively in X time-frequency unit(s), the X measurement(s) respectively being used for acquiring X first-type measurement value(s), the X being a positive integer; and then performs a first measurement, the first measurement being used for acquiring a second-type measurement value; and finally transmits a first radio signal; herein, the X first-type measurement value(s) is(are) used for the first measurement, the second-type measurement value acquired by performing the first measurement is used for determining at least one of an MCS employed by the first radio signal or time-frequency resources occupied by the first radio signal; a number of time-frequency resources occupied by one of the X time-frequency unit(s) is related to a subcarrier spacing of subcarriers occupied by the first radio signal.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: July 19, 2022
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, XiaoBo Zhang, Lin Yang
  • Patent number: 11392942
    Abstract: A method for implementing blockchain-based transactions comprises: determining a transaction amount to be remitted from a blockchain account of a remitter into a blockchain account of a receiver, wherein the blockchain account of the remitter records a homomorphic encryption ciphertext of the remitter's balance, the blockchain account of the receiver records a homomorphic encryption ciphertext of the receiver's balance; generating a homomorphic encryption ciphertext of the transaction amount with respect to the remitter and a homomorphic encryption ciphertext of the transaction amount with respect to the receiver; and submitting to the blockchain a transaction for the homomorphic encryption ciphertext of the transaction amount with respect to the remitter to be subtracted from the homomorphic encryption ciphertext of the remitter's balance and for the homomorphic encryption ciphertext of the transaction amount with respect to the receiver to be added to the homomorphic encryption ciphertext of the receiver's
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: July 19, 2022
    Assignee: ADVANCED NEW TECHNOLOGIES CO., LTD.
    Inventors: Baoli Ma, Zheng Liu, Shan Yin, Wenbin Zhang, Lichun Li
  • Patent number: 11393140
    Abstract: A method and a system for generating imagery mapping modeling of goblet. The method includes: pre-process collected goblets based on a height of each goblet, and establish a sample library of goblet modeling features; perform dimension reduction processing on the imagery vocabulary, and establish a goblet user imagery adjective pair based on the processing result; a relationship between the goblet modeling and imagery adjective is obtained through the sample library of goblet modeling features and the goblet user imagery adjective pair, and an optimal imagery value is established; input an user-entered imagery value into to the established optimal goblet imagery mapping modeling model, and produces a goblet shape meets an index. It realize users' demand for imagery modeling for the goblet and provide a fast and effective new idea for updating and iterating the goblet modeling scheme with a genetic algorithm and a computer programming technology.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: July 19, 2022
    Assignee: CHINA ACADEMY OF ART
    Inventors: Zheng Liu, Yun Wang, Guosheng Hu, Ming Shao, Hongdou Wang
  • Publication number: 20220225289
    Abstract: The present disclosure provides a method and a device in a node for wireless communications. A first node receives a first signaling, the first signaling being used to determine K time-frequency resource pools; and transmits a first signal in a first time-frequency resource set; the first time-frequency resource set belongs to a first time-frequency resource pool, the first time-frequency resource pool being one of the K time-frequency resource pools; K time offsets respectively correspond to the K time-frequency resource pools, and the first signaling is used to determine the K time offsets corresponding to the K time-frequency resource pools; a first time offset corresponds to the first time-frequency resource pool. The present disclosure designs a first signaling to flexibly configure time-domain resources used for sidelink transmission, thus avoiding interferences between cellular link and sidelink in a system larger transmission delay.
    Type: Application
    Filed: January 14, 2022
    Publication date: July 14, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Qi Jiang, Zheng Liu, Xiaobo Zhang
  • Publication number: 20220222989
    Abstract: The invention relates to an auto-calibration apparatus, device, and server, an auto-calibration method, and a storage medium, where the auto-calibration apparatus includes: a communication unit configured to receive a target position; a positioning unit configured to determine a current position of the apparatus; a computing unit configured to generate a driving signal based on the target position and the current position; a driving unit configured to move the apparatus to the target position based on the driving signal; and a beacon unit configured to broadcast, at least at the target position, a beacon signal used for calibration. The auto-calibration apparatus may implement efficient auto-calibration on vehicles.
    Type: Application
    Filed: January 11, 2022
    Publication date: July 14, 2022
    Inventors: Bohong XIAO, Yiqi HAN, Zheng LIU, Yunwei HE, Yang LIU, Xinyi KONG
  • Patent number: 11388495
    Abstract: A data processing method and apparatus for a Passive Optical Network (PON) system and a PON system, the method including: a first partial bandwidth is allocated to a first Optical Network Unit (ONU) within a first time window, the first ONU having completed registration and being in a working state; and a first data frame from the first ONU is received within a time corresponding to the first partial bandwidth, and a second data frame from a second ONU is detected within the first time window, the second ONU having not completed registration.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: July 12, 2022
    Assignee: ZTE CORPORATION
    Inventors: Weiliang Zhang, Liquan Yuan, Zheng Liu, Dan Geng, Yong Guo, Yongjia Yin
  • Patent number: 11388748
    Abstract: The present disclosure provides a method and a device in a communication node for wireless communications. The communication node first receives first information; then receives a first signaling in X time windows; and transmits a first radio signal; wherein the first information is used to determine the X time windows, time-domain resources occupied by the first signaling are first time-domain resources, the X being a positive integer greater than 1; a start time for a transmission of the first radio signal is related to a first transmission timing adjustment and a second transmission timing adjustment; the first signaling is used to determine the first transmission timing adjustment, and the second transmission timing adjustment is related to a position of the first time-domain resources in the X time windows; the first information. The method in the present disclosure ensures uplink synchronous transmissions and improves link-level and system-level performance.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: July 12, 2022
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Patent number: 11380876
    Abstract: The disclosure provides a display substrate, a method for manufacturing the same and a display device, belonging to the display technology field, to solve the problem that ultraviolet irradiation has an adverse effect on the service life of existing OLED devices. The display substrate disclosed herein includes a light processing layer which comprising a condensed-ring conjugated polymer. The light processing layer can protect the display parts below it and prevent the display parts from being exposed to ambient light and reducing their service life.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: July 5, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Hongwei Tian, Yanan Niu, Dong Li, Ming Liu, Zheng Liu, Chunyang Wang
  • Patent number: 11379826
    Abstract: Embodiments of the application provide a method, apparatus, and electronic device for implementing blockchain-based transactions. The method comprises: determining a transaction amount to be remitted from a remitter's blockchain account into a receiver's blockchain account, wherein a commitment of the remitter's balance is recorded with the remitter's blockchain account in a blockchain, a commitment of the receiver's balance is recorded with the receiver's blockchain account in the blockchain; obtaining a commitment of the transaction amount by using the homomorphic encryption algorithm according to the transaction amount; and submitting to the blockchain a transaction comprising information of the remitter's and the receiver's blockchain accounts, and the commitment of the transaction amount, for the commitment of the transaction amount to be deducted from the commitment of the remitter's balance and the commitment of the transaction amount to be added to the commitment of the receiver's balance.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: July 5, 2022
    Assignee: ADVANCED NEW TECHNOLOGIES CO., LTD.
    Inventors: Wenbin Zhang, Lichun Li, Baoli Ma, Zheng Liu, Shan Yin
  • Patent number: 11381440
    Abstract: The present disclosure provides a method and a device in a base station used for Unlicensed Spectrum. The base station first transmits K1 radio signals in a reference time window and then receives K1 HARQ feedbacks, and performs Q1 energy detections respectively in Q1 time sub-pools on a first frequency sub-band; the K1 HARQ feedbacks are respectively used for determining whether the K1 radio signals are correctly received; a first radio signal is a radio signal of the K1 radio signals, the first radio signal carries part of bits comprised by a first bit block; a first HARQ feedback is used for determining whether the first radio signal is correctly received, HARQ feedback(s) other than the first HARQ feedback among the K1 HARQ feedbacks is(are) used for determining the Q1 time sub-pools. The present disclosure increases the chance of access to Unlicensed Spectrum and the utilization ratio of spectrum resources.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: July 5, 2022
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Patent number: 11380715
    Abstract: A display substrate having a display area and a gate-on-array (GOA) area outside the display area is provided. The display substrate includes a base substrate; a light shielding layer on the base substrate; an insulating layer on a side of the light shielding layer away from the base substrate; and a GOA signal line on a side of the insulating layer away from the light shielding layer, and is connected electrically in parallel with a first part of the light shielding layer, the first part being in the GOA area. The display substrate includes a plurality of first vias extending through the insulating layer in the GOA area. The GOA signal line is electrically connected to the first part of the light shielding layer through the plurality of first vias respectively, thereby connecting the GOA signal line and the first part of the light shielding layer electrically in parallel.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: July 5, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Hongwei Tian, Yanan Niu, Chunyang Wang, Dong Li, Zheng Liu, Shuai Zhang
  • Publication number: 20220210836
    Abstract: The present disclosure provides a method and device in nodes used for wireless communication. A node receives a first signaling; transmits a first signal; receives a second signaling; and transmits a second signal; the first signaling is used to determine time-frequency resources occupied by the first signal, the first signaling is used to determine radio resources occupied by the second signal, and time-frequency resources occupied by the first signal are used to determine radio resources occupied by the second signaling; a length of a time interval between an end time for receiving the second signaling and a start time for transmitting the second signal is equal to a first delay; the first delay is not less than a reference delay, and the reference delay is related to a subcarrier spacing (SCS) occupied by the second signal in frequency domain. The application ensures the correct reception of the feedback.
    Type: Application
    Filed: March 17, 2022
    Publication date: June 30, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Patent number: 11374065
    Abstract: A flexible display panel has a display area, a peripheral area surrounding the display area, and a bending area having at least one overlapping area with the peripheral area. The flexible display panel includes a plurality of conductive layers disposed in the display area, and at least one interdigital capacitor disposed in the at least one overlapping area. One of the at least one interdigital capacitor is disposed in a same layer with a same material as one of the plurality of conductive layers.
    Type: Grant
    Filed: December 25, 2019
    Date of Patent: June 28, 2022
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dong Li, Hongwei Tian, Chunyang Wang, Huijuan Zhang, Zheng Liu, Xiaolong Li, Meng Zhao, Mingche Hsieh
  • Patent number: 11375512
    Abstract: The present disclosure provides a method and a device in a communication node used for wireless communications. A communication node first receives first information and second information; and then transmits a first radio signal; and monitors a first signaling in a first time window; the first information is used to determine a time length of the first time window, an interval between an end for a transmission of the first radio signal and a start of the first time window is a first time interval, and the second information is used to determine a time length of the first time interval; a bit output by a first bit block through channel coding is used to generate the first radio signal, the first bit block carries a first identity, and a second identity is used for monitoring the first signaling. The present disclosure helps improve the performance of random access.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: June 28, 2022
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng Liu, Xiaobo Zhang
  • Publication number: 20220201637
    Abstract: The present disclosure provides a method and device in nodes used for wireless communication. The node receives a first signaling; transmits a first signal in a first time-frequency resource set; and transmits a second signal in a second time-frequency resource set; the first signaling is used to determine the first time-frequency resource set, and the first signaling is used to determine a reference time-frequency resource set; a first TA quantity is used to determine a TA quantity of an uplink timing relative to a downlink timing; a length of a time interval between a start time of the second time-frequency resource set in time domain and a start time of the reference time-frequency resource set in time domain is equal to a first time length, the first time length is equal to one of X candidate time lengths. The application ensures the correct reception of the feedback.
    Type: Application
    Filed: March 9, 2022
    Publication date: June 23, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Publication number: 20220201562
    Abstract: The present disclosure provides a method and device in a node used for wireless communications. A node receives a first information block, receives a first PDCCH, the first PDCCH belongs to a first search space set; transmits W bit sets, the first information block is used to determine the W bit sets; the first search space set is associated with a first control resource set, the first control resource set belongs to a first control resource pool; the first control resource pool is used to determine a first bit set out of the W bit sets, the first bit set comprises X bit subsets; the X bit subsets are respectively for X cell groups, and the first PDCCH is used for a first serving cell; the first PDCCH is used to determine a first identifier. The present disclosure guarantees the successful transmission of HARQ.
    Type: Application
    Filed: December 21, 2021
    Publication date: June 23, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Publication number: 20220182960
    Abstract: The present disclosure provides a method and a device in a communication node for wireless communications. The communication node in the present disclosure first receives first information, then receives second information, and then transmits a first radio signal; wherein the first information is used to determine a first transmission timing adjustment, the second information is used to determine a second transmission timing adjustment, and a start time for a transmission of the first radio signal is related to the first transmission timing adjustment and the second transmission timing adjustment; a minimum step-size size corresponding to the first transmission timing adjustment is not equal to a minimum step-size size corresponding to the second transmission timing adjustment; the first information, the second information and the first radio signal are all transmitted through an air interface.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Publication number: 20220177392
    Abstract: A method for preparing 2-alkylanthracene includes the step of separating 2-alkylanthracene from a reaction product of anthracene alkylation reaction. The anthracene alkylation reaction is a reaction of anthracene and an alkylation reagent under an alkylation condition and in the presence of an alkylation reaction solvent and a catalyst. The reaction product of the anthracene alkylation reaction contains anthracene and the product of a series of alkylanthracenes containing 2-alkylanthracene.
    Type: Application
    Filed: March 10, 2020
    Publication date: June 9, 2022
    Inventors: Baoning ZONG, Bo ZHENG, Zhenxing ZHU, Zhiyong PAN, Siyuan QIE, Guohua GAO, Jianqi FEI, Junyi MAO, Xiaojin TANG, Lifeng HU, Zheng LIU
  • Publication number: 20220182196
    Abstract: The disclosure provides a method and a device in a communication node for wireless communications. The communication node first receives first information and then receives a first radio signal; only X1 bit(s) in a first bit block is(are) used for generating the first radio signal, the first bit block is obtained as an output of channel coding of a first code block, the first code block includes a positive integer number of bit(s), and the first bit block includes a positive integer number of bit(s); when channel decoding fails, at least X2 bit(s) in the first bit block can be used for decoding of the first code block with combining, the first information is used for determining the X2 bit(s), and the X2 is a positive integer. The disclosure reduces requirements on a buffer and reduces complexity.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG