Patents by Inventor Xiaobo Zhang

Xiaobo 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).

  • Patent number: 11909683
    Abstract: The present disclosure provides a method and a device in a node used for wireless communications. A first node receives a first signaling; and transmits a first signal. The first signaling indicates scheduling information for the first signal; a linear value of transmit power for the first signal is equal to a product of a linear value of a second power and a first coefficient; the first signaling is used to determine a first reference signal resource and a first matrix; the first reference signal resource belongs to a first reference signal resource set of S reference signal resource sets; S matrix sets respectively correspond to the S reference signal resource sets. The above method optimizes the transmit power on each panel in the multi-panel-based uplink transmission.
    Type: Grant
    Filed: January 30, 2022
    Date of Patent: February 20, 2024
    Assignee: SHANGHAI TUILUO COMMUNICATION TECHNOLOGY PARTNERSHIP (LIMITED PARTNERSHIP)
    Inventors: Keying Wu, Xiaobo Zhang
  • Patent number: 11905994
    Abstract: Disclosed are a magnetic bearing, a compressor and an air conditioner. The magnetic bearing includes a radial stator, wherein the radial stator has a plurality of stator teeth extending inwardly in a radial direction thereof; two axial stators are arranged on two axial sides of the stator teeth, respectively; and radial control coils are wound on the stator teeth, each radial control coil being located outside an area of the stator teeth covered oppositely by the two axial stators. The magnetic bearing, the compressor and the air conditioner can effectively reduce the degree of coupling between a radial electromagnetic control magnetic circuit and an axial electromagnetic control magnetic circuit, and reduce the control difficulty of the magnetic bearing.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: February 20, 2024
    Assignee: Gree Electric Appliances, Inc. of Zhuhai
    Inventors: Mingzhu Dong, Yusheng Hu, Bin Chen, Xiaobo Zhang, Fang Zhang, Gao Gong, Chao Zhang, Mingxing Deng
  • Patent number: 11909520
    Abstract: A communication node receives first information, transmits a first radio signal and monitors a first-type signaling in a first time window; an end time for a transmission of the first radio signal is used for determining a start of the first time window, a time-domain resource occupied by the first radio signal is used for determining a first characteristic identity; the first characteristic identity is one of M characteristic identities, the M is a positive integer greater than 1, and the first information is used for determining the M characteristic identities; the first-type signaling carries one of the M characteristic identities, the communication node determines a characteristic identity carried by the first-type signaling out of the M characteristic identities through blind detection. The method helps improve random access performance.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: February 20, 2024
    Assignee: HONOR DEVICE CO., LTD.
    Inventors: Zheng Liu, Xiaobo Zhang
  • Publication number: 20240056995
    Abstract: The present disclosure discloses a method and device used in wireless communication node. A first node receives first information and second information via an air interface, the first information indicating a first time offset value, and the second information indicating a first time-domain resource relative to a first instant of time; the first instant of time is associated with a first time unit. By designing the first time offset value in the present disclosure, whenever a terminal A expects a terminal B to transmit, the terminal B is able to transmit according to a timing obtained by itself and there is no need for multiple interactions between these terminals to acquire a timing advance (TA), thus improving radio signal transmission efficiency on sidelink in IOT and V2X systems and the system's overall performance.
    Type: Application
    Filed: October 25, 2023
    Publication date: February 15, 2024
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Qi JIANG, Xiaobo ZHANG, Zheng LIU
  • Publication number: 20240056973
    Abstract: The present application provides a method and device for wireless communications, comprising as a response to a first event, measuring first reference RSRP; executing a link quality evaluation based on a first measurement criterion; wherein when a difference value between the first reference RSRP and current RSRP is less than a first threshold, the first measurement criterion is satisfied; when a difference value between the first reference RSRP and the current RSRP is not less than a first threshold, the first measurement criterion is not satisfied; the meaning of the phrase of executing a link quality evaluation based on a first measurement criterion comprises: when the first measurement criterion is satisfied, an evaluation on first radio link quality is completed within a first evaluation period. The present application can better save electricity through the first measurement criterion.
    Type: Application
    Filed: August 1, 2023
    Publication date: February 15, 2024
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Yu CHEN, Xiaobo ZHANG
  • Patent number: 11903003
    Abstract: The present disclosure provides a method and a device used in User Equipment (UE) and base station for wireless communication. The UE receives first information, the first information being used to indicate M frequency-domain resource blocks in N frequency subbands; performs a channel access detection on the N frequency subbands, the channel access detection is used to determine that N1 frequency subband(s) out of the N frequency subbands is(are) idle; then transmits a first radio signal in M1 frequency-domain resource block(s) in the N1 frequency subband(s); the M1 frequency-domain resource block(s) is(are) M1 frequency-domain resource block(s) belonging to the N1 frequency subband(s) in the M frequency-domain resource block(s); any two of the N frequency subbands are orthogonal, and any two of the M frequency-domain resource blocks are orthogonal in frequency domain; a first power value is used to determine transmit power of the first radio signal.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: February 13, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Lu Wu, Xiaobo Zhang, Lin Yang
  • Patent number: 11901994
    Abstract: The present disclosure provides a method and a device used in a User Equipment (UE) and a base station for wireless communications. The UE receives a first signaling; and transmits a first radio signal; wherein the first signaling comprises scheduling information of the first radio signal; the first signaling is used to determine a first index, and the first index is used to determine a transmitting antenna port of the first radio signal; transmit power of the first radio signal is first power, and a linear value of the first power is equal to a product of a linear value of second power and a first coefficient; the first coefficient is one of K candidate coefficients. The above method optimizes Uplink transmit power according to the UE's own capabilities.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: February 13, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATIONS TECHNOLOGY COMPANY LIMITED
    Inventors: Keying Wu, Xiaobo Zhang, Lin Yang
  • Patent number: 11902883
    Abstract: The present disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE receives first information, the first information is used to indicate K sub-band(s); the UE performs first access detection, or performs second access detection; transmits or drops transmitting a first radio signal in the first sub-band. If the first sub-band is one of K sub-band(s) and time domain resources occupied by the first radio signal belong to a first time window, the first access detection is performed, the first access detection is used to determine whether the first radio signal is transmitted in the first sub-band; the second access detection is used to determine whether the first radio signal is transmitted in the first sub-band; the detection time of the first access detection is less than that of the second access detection.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: February 13, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Xiaobo Zhang, Lin Yang
  • Patent number: 11902942
    Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE receives a first signaling. Transmits K radio signals and a first bit block in K time-frequency resource groups. The first signaling is used for determining a first time-frequency resource group. The first time-frequency resource group is reserved to transmission of a first bit block; time-domain resources occupied by the first time-frequency resource group are overlapping with time-domain resources occupied by at least one of the K time-frequency resource groups, and any two of the K time-frequency resource groups are orthogonal in time domain; the first bit block is transmitted in only K1 time-frequency resource group(s) among the K time-frequency resource groups; the first signaling corresponds to a first type or a second type is used for determining the K1 time-frequency resource group(s) from the K time-frequency resource groups.
    Type: Grant
    Filed: April 17, 2023
    Date of Patent: February 13, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Lu Wu, Xiaobo Zhang, Lin Yang
  • Patent number: 11902916
    Abstract: The disclosure provides a method and a device in a node for wireless communication. A first node receives a first signal and a second signal, and the first node transmits a first information block and a second information block in a first time window. The first information block and the second information block are used for determining whether the first signal and the second signal are correctly received respectively; transmit power values of physical layer channels carrying the first information block and the second information block are both a first power value. Through the design in the disclosure, a transmit power of a feedback channel on a sidelink is associated with a priority; and when multiple feedback channels are transmitted in one same time window, a proper transmit power can be determined to optimize performances of the feedback channels on the sidelink.
    Type: Grant
    Filed: April 10, 2023
    Date of Patent: February 13, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Qi Jiang, Keying Wu, Xiaobo Zhang
  • Publication number: 20240049220
    Abstract: The application provides a method and device in a node for wireless communications. A node receives a first information block and receives a first DCI format, the first information block is used to determine the first DCI format; the node transmits a first PUSCH, a waveform adopted by the first PUSCH is a target waveform, the target waveform is one of X1 candidate waveforms; the first DCI format at least comprises a first field and a second field, and a value of the first field is used to determine the target waveform; a target power value is equal to a transmission power value of the first PUSCH, and the target power value is equal to a smaller value between a first upper limit value or a first power value. The present application improves the transmission performance of uplink.
    Type: Application
    Filed: August 1, 2023
    Publication date: February 8, 2024
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Zheng LIU, Xiaobo ZHANG
  • Publication number: 20240049326
    Abstract: The present application discloses a method and a device for wireless communications. A first node receives a first message, the first message being used for configuring a first RLC entity and a second RLC entity; and transmits a first data unit set via the second RLC entity; and as a response to any condition in a first condition set being satisfied, starts to transmit a second data unit set via the first RLC entity; herein, each data unit comprised by the second RLC entity is transmitted via a second link in an air interface; the first condition set comprises that the second link is failed; each data unit comprised by the first RLC entity is transmitted via a first link in an air interface. The present application can enhance the robustness of data transmission with energy being saved.
    Type: Application
    Filed: July 25, 2023
    Publication date: February 8, 2024
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Jinfang ZHANG, Xiaobo ZHANG
  • Publication number: 20240049329
    Abstract: The present disclosure provides a method and device used in a communication node for wireless communications. a first receiver, generates first information, and the first information indicates a buffer state of a first serving cell group; and a first transmitter, when the first serving cell group is in an active state, transmits the first information through the first serving cell group; and when the first serving cell group is in an inactive state, transmits the first information through the second serving cell group; wherein the first serving cell group and the second serving cell group are respectively an SCG and an MCG. The present application activates a first cell group by timely transmitting buffer status by an MCG in active state, thereby reducing the delay for data transmission on a first cell group.
    Type: Application
    Filed: October 12, 2023
    Publication date: February 8, 2024
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventor: Xiaobo ZHANG
  • Publication number: 20240049147
    Abstract: The present application discloses a method and a device for wireless communications, including: receiving a first signaling; and as a response to receiving the first signaling, resetting a first power control adjustment state to 0; and transmitting a first radio signal with a first power; herein, the first signaling is a physical layer signaling, or the first signaling is a MAC layer signaling; the first signaling is used to indicate a first RS resource group; the first power control adjustment state is used for calculating the first power. The present application can be more energy-saving through indication of the first signaling.
    Type: Application
    Filed: July 20, 2023
    Publication date: February 8, 2024
    Applicant: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Yu CHEN, Xiaobo ZHANG
  • Publication number: 20240043416
    Abstract: Disclosed are a pharmaceutically acceptable salt of an HA inhibitor (1S,2S)-2-fluoro-N-(2-(2-(4-((R)-(5-methyl-2H-tetrazol-2-yl)(phenyl)methyl)piperidine-1-formyl)pyridine-4-yl)benzo[d]oxazol-5-yl)cyclopropyl-1-carboxamide, or a hydrate or solvate of a salt thereof, a preparation method therefor, and a use thereof.
    Type: Application
    Filed: January 27, 2022
    Publication date: February 8, 2024
    Applicant: SICHUAN HAISCO PHARMACEUTICAL CO., LTD.
    Inventors: Yao LI, Guobiao ZHANG, Xiaobo ZHANG, Pingming TANG, Chen ZHANG, Pangke YAN
  • Patent number: 11895605
    Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE first receives a first radio signal and a second radio signal, and then transmits a third radio signal. The first radio signal is used for determining a first signature sequence, and a receiving timing of the second radio signal is used for determining a transmitting timing of the third radio signal. The first signature sequence is used for generating the third radio signal. The first radio signal and the second radio signal are associated with a first synchronization sequence and a second synchronization sequence respectively, and the first synchronization sequence is different from the second synchronization sequence. According to the disclosure, through the designs of the first radio signal and the second radio signal, thereby improving system performances and transmission efficiency.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: February 6, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventor: Xiaobo Zhang
  • Patent number: 11895627
    Abstract: The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. The UE receives first information, and transmits a first radio signal using a first antenna port group; the first information is used for indicating a first offset set, and the first offset set includes K1 first-type offset(s); time domain resources occupied by the first radio signal start from a first time, a time interval between the first time and a second time is equal to a target offset; the UE selects the target offset from the K1 first-type offset(s) autonomously. The disclosure establishes a relationship between the first offset set and the first antenna port group, thus improving opportunities of beamforming based grant-free data transmission on unlicensed spectrum and reducing probability of collision, thereby improving spectrum efficiency and overall performances of the system.
    Type: Grant
    Filed: January 29, 2023
    Date of Patent: February 6, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Qi Jiang, Xiaobo Zhang, Lin Yang
  • Patent number: 11895615
    Abstract: The disclosure provides a method and a device for positioning in wireless communication. A first node transmits Q1 first-type radio signal(s) and transmits first information; wherein the Q1 first-type radio signal(s) is(are) transmitted by Q1 spatial parameter group(s) respectively; the first information includes a first Identifier (ID) and Q1 piece(s) of channel information, and the first information is used for indicating Q1 geographic position(s); the Q1 piece(s) of channel information is(are) based on a channel measurement(s) performed by a target node for the Q1 spatial parameter group(s) respectively, and the target node is identified by the first ID; and the Q1 spatial parameter group(s) cover(s) the Q1 geographic position(s) respectively. The disclosure can improve the precision of positioning and meanwhile keep a good compatibility with existing systems.
    Type: Grant
    Filed: August 28, 2022
    Date of Patent: February 6, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Xiaobo Zhang, Lin Yang
  • Patent number: 11895631
    Abstract: A method and a device are provided in a UE and a base station for wireless communication. The UE receives a first signaling, and operates a first radio signal in K time domain resource(s). The first signaling is used for determining the K time domain resource(s), K is a positive integer; the first radio signal carries a first bit block, a first time-domain-resource size and a target parameter are used for determining the size of the first bit block, at least one of the K time domain resource(s) is used for determining the first time-domain-resource size; the target parameter is a first or a second parameter; whether the target parameter is the first parameter or the second parameter is related to the first time-domain-resource size, or, whether the target parameter is the first parameter or the second parameter is related to the K; the operating action is transmitting or receiving.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: February 6, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Lu Wu, Xiaobo Zhang
  • Patent number: 11895050
    Abstract: The present disclosure provides a method and device in a node used for wireless communications. A node first receives a first signaling and a second signaling; and the first signaling is used to determine a first time-domain resource set, the second signaling is used to determine a second time-domain resource set; and then respectively transmits a first signal and a second signal in a first time-domain resource subset and a second time-domain resource subset; the first time-domain resource subset is associated with a first reference signal resource, and the second signaling is used to indicate a second reference signal resource; the first bit set is used to generate the first signal and the second signal, the second signaling is used to schedule a second bit block. The present disclosure optimizes the system performance by optimizing the transmission methods and devices when the PUCCH collides with the PUSCH.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: February 6, 2024
    Assignee: SHANGHAI LANGBO COMMUNICATION TECHNOLOGY COMPANY LIMITED
    Inventors: Qi Jiang, Xiaobo Zhang