Patents by Inventor Lixiang Xu

Lixiang Xu 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: 20250150365
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure relates to a radio communication method and device, an electronic apparatus and a storage medium. A radio communication method executed by a first node includes: acquiring information on a first measurement; transmitting first measurement configuration information to at least one UE based on the acquired information on the first measurement, wherein the first measurement configuration information is used for executing or stopping the first measurement by the UE in an inactive state or an idle state.
    Type: Application
    Filed: December 26, 2022
    Publication date: May 8, 2025
    Inventors: Lisi LI, Hong WANG, Lixiang XU, Weiwei WANG
  • Publication number: 20250133468
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure provides a method performed by a user equipment (UE) in a wireless communication system. The method includes: receiving a message including a first indication, wherein the first indication is used to indicate keeping resources of candidate cells; and determining a target cell from the candidate cells and performing cell access.
    Type: Application
    Filed: January 30, 2023
    Publication date: April 24, 2025
    Inventors: Fuyuan LI, Bin WANG, Hong WANG, Lixiang XU, Weiwei WANG, Donmyoung LEE
  • Publication number: 20250133579
    Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.
    Type: Application
    Filed: December 23, 2024
    Publication date: April 24, 2025
    Inventors: Hong WANG, Lixiang XU, Weiwei WANG
  • Patent number: 12273776
    Abstract: The present disclosure discloses a master node, a secondary node and a user equipment in a mobile communication network and communication methods thereof.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: April 8, 2025
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Xiaoning Ma, Hong Wang, Lixiang Xu, Weiwei Wang
  • Publication number: 20250106727
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a first node in a communication system includes receiving first information related to path configuration from other nodes and/or sending information related to link failure to a fourth node. The first information includes path configuration information. The information related to link failure includes at least one of: link failure type indication information including at least one of: direct path failure indication information, indirect path failure indication information, failed path indication information or link failure cause information.
    Type: Application
    Filed: January 20, 2023
    Publication date: March 27, 2025
    Inventors: Weiwei WANG, Hong WANG, Lixiang XU
  • Publication number: 20250106700
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The application provides a method in a communication system, comprising: transmitting at least one of: candidate information related to cell selection, first data configuration information, update configuration indication information, and configuration indication information, and/or receiving at least one of: assistance information related to cell selection, second data configuration information, and third information related to configuration.
    Type: Application
    Filed: December 26, 2022
    Publication date: March 27, 2025
    Inventors: Weiwei WANG, Hong WANG, Lixiang XU
  • Patent number: 12262298
    Abstract: A data transfer method, apparatus and device, and a computer-readable storage medium are provided. The method executed by a third node includes sending a first request message to a fourth node, and receiving a first response message sent by the fourth node, the first response message being indicative of connection of a first node to the fourth node through a second node. By the method, the connection of the first node to the fourth node through the second node is achieved.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: March 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Weiwei Wang, Hong Wang, Lixiang Xu
  • Publication number: 20250097670
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a first node in a wireless communication system, including receiving, from a second node, downlink user data through a first radio bearer, the downlink user data including multicast service data; transmitting, to at least one UE, the downlink user data through a second radio bearer; and transmitting, to the second node, a downlink data delivery status including PDCP sequence number information, wherein the PDCP sequence number information includes a higher PDCP sequence number between a highest PDCP sequence number successfully delivered in sequence associated with a first transmission mode and a highest PDCP sequence number transmitted to lower layers associated with a second transmission mode.
    Type: Application
    Filed: November 25, 2024
    Publication date: March 20, 2025
    Inventors: Hong WANG, Weiwei WANG, Lixiang XU
  • Publication number: 20250088445
    Abstract: The present disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE). The present disclosure provides a first node in a wireless communication system and an method performed by the same, including: receiving first information from a second node in the wireless communication system: and determining an interface delay of a General Packet Radio Service Tunneling Protocol User Plane (GTP-U) packet between a GTP-U packet transmission node and a GTP-U packet reception node based on the first information.
    Type: Application
    Filed: July 21, 2022
    Publication date: March 13, 2025
    Inventors: Yanru WANG, Hong WANG, Lixiang XU, Weiwei WANG
  • Publication number: 20250089017
    Abstract: The present disclosure provides a method performed by a gNB-distributed unit (DU) of a base station in a wireless communication system and the gNB-DU, the method comprises receiving, from a gNB-central unit (CU) of the base station, signaling information for paging subgrouping of a user equipment (UE), identifying a subgroup of the UE for the paging subgrouping, based on the signaling information, and transmitting the paging message to the UE which belongs in the subgroup.
    Type: Application
    Filed: July 22, 2022
    Publication date: March 13, 2025
    Inventors: Weiwei WANG, Hong WANG, Lixiang XU
  • Publication number: 20250089116
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The present disclosure relates to a method, a base station, an electronic apparatus and a storage medium for supporting multicast transmission. A method performed by a Centralized Unit (CU) of a second base station comprising the CU and at least one Distributed Unit (DU), the method comprising: receiving a Radio Resource Control (RRC) resume request message comprising a RRC resume reason from a User Equipment (UE), the RRC resume reason being set for a purpose of transmission of a MBS; as a response to the RRC resume request message, sending configuration information of a Multimedia Broadcast Multicast Service (MBS) Radio Bearer (MRB) and/or suspension indication information to the UE.
    Type: Application
    Filed: January 27, 2023
    Publication date: March 13, 2025
    Inventors: Hong WANG, Lixiang XU, Weiwei WANG
  • Patent number: 12250598
    Abstract: A method for supporting non-public network (NPN), by a first central unit (CU) of a first base station, in a wireless communication system, the method comprising: receiving, from a first distributed unit (DU) of the first base station, an F1 setup request comprising at least one of a first closed access network (CAG) identifier list or a first network identifier (NID) list, transmitting, to an access and mobility management function (AMF), an NG setup request comprising at least one of the first CAG identifier list or the first NID list, receiving, from the AMF, an NG setup response, and transmitting, to the first DU, an F1 setup response.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: March 11, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hong Wang, Lixiang Xu, Weiwei Wang
  • Publication number: 20250081000
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Embodiments of the present invention provide a communication method and apparatus in a wireless communication system, an electronic device and a storage medium. The method can be executed by a first network node. The method includes receiving a first message including address information for data transmission with a second network node, and obtain the address information for the data transmission. wherein the address information for the data transmission includes address information of the first network node, and at least one address information corresponding to at least one network entity of a third network node.
    Type: Application
    Filed: January 5, 2023
    Publication date: March 6, 2025
    Inventors: Weiwei WANG, Hong WANG, Lixiang XU
  • Patent number: 12238720
    Abstract: The present disclosure provides an information configuration method, an information interaction method, and an address information update method. The information configuration method may be performed by a first node, and may include: transmitting, to a second node, a first configuration request message comprising a request for a bearer context setup; receiving, from the second node, a first configuration response message comprising a response to the bearer context setup request in the first configuration request message; and establishing a bear context based on the first configuration response message, wherein the first configuration request message comprises at least one of information related to data profile, or profile indication information.
    Type: Grant
    Filed: December 7, 2023
    Date of Patent: February 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Weiwei Wang, Hong Wang, Lixiang Xu
  • Publication number: 20250063466
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The embodiments of the present application provide a method and a device for routing a data packet, and a method and a device for controlling a data packet transmission. The data packet routing method includes: receiving a first message transmitted by a first node; and determining a transmission path of the data packet according to the first message. The method provided in the present application achieves that a node in a relay network can determine a condition for transmitting the data packet by using other transmission paths, thereby effectively using multiple transmission paths to implement the data packet transmission.
    Type: Application
    Filed: November 7, 2024
    Publication date: February 20, 2025
    Inventors: Weiwei WANG, Hong WANG, Lixiang XU
  • Publication number: 20250063443
    Abstract: The disclosure provides a node in a wireless communication system and methods performed by the same. A method performed by a first node in a wireless communication system is provided.
    Type: Application
    Filed: August 16, 2024
    Publication date: February 20, 2025
    Inventors: Yanru WANG, Yu PAN, Lixiang XU, Hong WANG, Fuyuan LI
  • Patent number: 12231964
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE).
    Type: Grant
    Filed: June 7, 2023
    Date of Patent: February 18, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Lixiang Xu, Hong Wang, Xiaowan Ke
  • Publication number: 20250056359
    Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a second node in a communication system is provided. The method includes transmitting, to a third node, a first message including first indication information for indicating whether the second node supports handling of a packet data unit (PDU) set of an extended reality (XR) service and receiving, from the third node, a second message, wherein if the first indication information indicates that the second node supports the handling of the PDU set of the XR service, the second message includes XR service configuration information.
    Type: Application
    Filed: August 9, 2024
    Publication date: February 13, 2025
    Inventors: Hong WANG, Weiwei WANG, Lixiang XU
  • Publication number: 20250048163
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present application provides a configuration method, a reporting method of a minimization of drive tests (MDT) measurement and an access network device, wherein the configuration method comprises: receiving, by a user node of an access network (CU-UP), a configuration information of MDT from an operation and maintenance node; transmitting, by the CU-UP, the configuration information of MDT to a control node of an access network (CU-CP); receiving, by the CU-UP, the configuration information of MDT for UE from the CU-CP. The MDT under a separate architecture is achieved by the present application.
    Type: Application
    Filed: October 18, 2024
    Publication date: February 6, 2025
    Inventors: Hong WANG, Lixiang XU, Weiwei WANG
  • Patent number: RE50334
    Abstract: The present application discloses a method for synchronizing encryption information between a SCell and UE, which includes that: the SCell transmits a COUNT value of RB established for the UE to a PCell; the PCell transmits the COUNT value received from the SCell to the UE; and the PCell receives a COUNT value of RB established on the SCell that is saved by the UE from the UE. Or, the SCell and the UE may directly exchange the COUNT value of RB. By the present application, the security and correctness of data can be ensured.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: March 11, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hong Wang, Lixiang Xu, Huarui Liang