Patents by Inventor Jianhua Liu

Jianhua 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: 20210306855
    Abstract: proviced is an authentication method based on a GBA, and the method includes: a BSF receives an initialization request message sent by a UE, wherein the initialization request message carries a first identifier of the UE, and the first identifier comprises at least one of the following: a SUCI, an identifier converted from the SUCI, and a TMPI associated with the subscriber identity; the BSF acquires an AV of the UE according to the first ID; the BSF completes GBA authentication with the UE according to the acquired AV. In this way, the privacy of the SUPI is protected for the UE, and the SUCI or the identifier converted from the SUCI is used to perform the bootstrapping process of the GBA, thereby improving the security of the GBA authentication process.
    Type: Application
    Filed: August 7, 2019
    Publication date: September 30, 2021
    Inventors: Shilin YOU, Jiyan CAI, Jianhua LIU, Zhaoji LIN, Jin PENG, Boshan ZHANG
  • Patent number: 11134422
    Abstract: A random access method, a terminal device and a network device are provided. The method includes: selecting randomly, by a terminal device, a preamble for the terminal device to perform random access from multiple preambles; sending, by the terminal device, a first message to the network device, wherein the first message includes the preamble, random access information and an index for indicating a size of the random access information, and the random access information is control signaling related to Radio Resource Control (RRC) sent by the terminal device or data sent by the terminal device based on a random access event.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: September 28, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Patent number: 11133899
    Abstract: A method and device for hybrid automatic repeat request feedback are provided. The method includes: a terminal device sends data to be transmitted to a network device; if the terminal device determines that feedback information for the data to be transmitted is not received in a first target time period, the terminal device sends feedback request information to the network device, the feedback request information is used for requesting the network device to send feedback information for the data to be transmitted, a start time point of the first target time period is a time point that the terminal device finishes sending the data to be transmitted, and a time length of the first target time period is a first time length.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: September 28, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Publication number: 20210298032
    Abstract: Disclosed is a data processing method, comprising: a first terminal device mapping data to a quality-of-service flow or a side-link hearer according to a first configuration; and a second terminal device sending the first configuration to the first terminal device, wherein the first configuration is used for the first terminal device to map data to the quality-of-service flow or the side-link bearer. Further disclosed are a terminal device and a storage medium.
    Type: Application
    Filed: June 5, 2021
    Publication date: September 23, 2021
    Inventors: QIANXI LU, JIANHUA LIU
  • Publication number: 20210297913
    Abstract: Provided in the embodiments of the disclosure are methods and apparatuses for parameter configuration, a network device, and a terminal. The method includes that: a first base station receives first indication information and/or first configuration information from a terminal in a connected state. The first indication information indicates the terminal uses or supports an extended Discontinuous Reception (eDRX) operation in an inactive state, and the first configuration information includes an eDRX configuration parameter configured by the terminal; and the first base station configures a first eDRX configuration parameter for the terminal based on the first indication information and/or the first configuration information, the first eDRX configuration parameter is an eDRX configuration parameter corresponding to the inactive state.
    Type: Application
    Filed: June 9, 2021
    Publication date: September 23, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Shukun WANG, Jianhua LIU
  • Patent number: 11129060
    Abstract: A handover method and apparatus, and a computer storage medium are provided. The method comprises: a first access network element sending a first handover request message to a second access network element so as to trigger the handover of a terminal from a first access network to a second access network, and keeping a connection between the first access network and a first core network unchanged, wherein data of the terminal is forwarded by the second access network and is transmitted between the first access network and the first core network; and the first access network element sending a second handover request message to a first core network element to trigger the handover from the first core network to a second core network, wherein the data of the terminal is transmitted between the second access network and the second core network.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: September 21, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Patent number: 11129133
    Abstract: The present disclosure discloses a method, device, and system for paging a terminal. The method includes: a core network device determines a relay device corresponding to a terminal to be paged, and sends a paging request message to an access network device corresponding to the relay device, so that the access network device sends paging information to the relay device and the relay device relays the paging information to a terminal.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: September 21, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jianhua Liu, Ning Yang
  • Patent number: 11129068
    Abstract: A handover method, a network device, and a terminal device are provided. The method includes: a first network device acquires measurement results of links, wherein the links include a link between the first network device and a first terminal device and a link between the first network device and a second terminal device; and the first network device determines a first handover scheme of the first terminal device and/or a second handover scheme of the second terminal device according to the measurement results.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: September 21, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Ning Yang, Jianhua Liu
  • Publication number: 20210289369
    Abstract: Disclosed are a communication method, a secondary network node, and a terminal. The method includes a secondary network node acquires a network state of a cell served by the secondary network node; the secondary network node updates a network configuration of the cell served by the secondary network node according to the network state of the cell served by the secondary network node; the secondary network node sends first update configuration information to a terminal, wherein the first update configuration information is used for updating the network configuration of the cell served by the secondary network node. The network configuration of the cell served by the secondary network node is autonomously updated by the secondary network node according to the network state of the cell served by the secondary network node.
    Type: Application
    Filed: June 1, 2021
    Publication date: September 16, 2021
    Inventor: Jianhua Liu
  • Publication number: 20210289469
    Abstract: Disclosed in the present invention are a data transmission method and a network device. The method comprises: sending first information to a second network device, the first information being used to assist the second network device to determine whether to perform early sending of called data targeting a terminal.
    Type: Application
    Filed: June 2, 2021
    Publication date: September 16, 2021
    Inventors: JIANHUA LIU, SHUKUN WANG, HAORUI YANG
  • Patent number: 11122494
    Abstract: The application discloses an access method and a terminal. The method comprises: a terminal determining target access class barring (ACB) policy control parameters according to target feature information, wherein the target feature information comprises at least one of the following: a priority of the terminal, service information of a service having data to be transmitted, and core network information of a core network providing the service having the data to be transmitted; and the terminal accessing a network device according to the target ACB control parameters.
    Type: Grant
    Filed: January 23, 2017
    Date of Patent: September 14, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jianhua Liu, Ning Yang
  • Publication number: 20210282155
    Abstract: A method and apparatus for information generation, and a computer-readable storage medium are provided. The method includes that: a first terminal generates first information based on second information and a first threshold. The first information is used for indicating a resource situation at a target interface, the target interface includes at least one of a first interface or a second interface, the first interface is used for transmitting a signal between the first terminal and a second terminal, and the second interface is used for transmitting a signal between the first terminal and a base station. The first interface is a Sidelink (SL) interface, and the second interface is at least one of an uplink interface or a downlink interface.
    Type: Application
    Filed: May 24, 2021
    Publication date: September 9, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Qianxi LU, Jianhua LIU
  • Publication number: 20210282045
    Abstract: Provided are a data distribution method and device, and a storage medium and a system. The method may comprise: receiving an access state report sent by at least one access device, wherein the access state report comprises multiple pieces of network state information for characterizing access networks provided by the corresponding access devices; and determining, based on network state information about access networks provided by various access devices and a data stream to be transmitted, data distribution amounts corresponding to various access devices. Accordingly, multi-connection data transmission control is carried out for a data stream to be transmitted, so as to improve the throughput of service data.
    Type: Application
    Filed: September 21, 2017
    Publication date: September 9, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua LIU
  • Patent number: 11115851
    Abstract: A cell measurement method, a terminal device and a network device are provided. The method includes: a terminal device determines specific information of the terminal device, wherein the specific information includes at least one of: traffic information of the terminal device, priority information of the terminal device, and device information of the terminal device; the terminal device adjusts a measurement parameter in a cell measurement process according to the specific information; and the terminal device performs a measurement operation according to the measurement parameter.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: September 7, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jianhua Liu, Ning Yang
  • Patent number: 11115963
    Abstract: The present application provides a method and device for multiplexing uplink grant resources, including: determining, by a network device, control information, where the control information includes uplink grant resources information and multiplexing manner information, where the uplink grant resources information is used for indicating uplink grant resources configured by the network device for a terminal device, the multiplexing manner information is used for indicating a multiplexing manner of remaining uplink grant resources, and the remaining uplink grant resources are uplink grant resources in the uplink grant resources except a part of uplink grant resources used for carrying data in one or more logical channels corresponding to the uplink grant resources; and transmitting, by the network device, the control information to the terminal device. The method for multiplexing uplink grant resources of the present application can improve a use efficiency of uplink grant resources.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: September 7, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Ning Yang, Jianhua Liu
  • Patent number: 11116038
    Abstract: Embodiments of the present application disclose a data transmission method and a related product, including: a receiving end receives a data packet from a transmitting end, the data packet including a medium access control layer (MAC) protocol data unit (PDU), the MAC PDU including multiple MAC subPDUs, and at least one MAC subPDU of the multiple MAC subPDUs including a MAC sub-header; where the MAC sub-header includes a first information field, and the first information field is configured to indicate whether the MAC sub-header includes a length indication L field. The embodiments of the present application, by introducing the first information field in an existing MAC sub-header format, where the first information field can be used to dynamically indicate whether a current MAC subPDU includes an L field, are beneficial to the improvement in flexibility and efficiency of data processing at the receiving end.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: September 7, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Patent number: 11115954
    Abstract: A wireless communication method includes that: a network device sends an instruction message to a first terminal device, the instruction message being used for instructing the first terminal device to listen for a paging message of a second terminal device at a paging time point of the first terminal device or instructing the first terminal device to listen for a paging message of the second terminal device at a paging time point of the second terminal device, the second terminal device communicating with the network device through the first terminal device.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: September 7, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Ning Yang, Jianhua Liu
  • Patent number: 11115879
    Abstract: Provided are a state switching method, a network device and a terminal device. The method is used for a first terminal device in an inactive state; the inactive state indicates that the first terminal device and a network device are in a disconnection state, and the first terminal device and the network device retain context information of the first terminal device. The method includes: generating indication information, which is used to indicate the first terminal device to release the context information, or not to release the context information; and sending the indication information to the first terminal device.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: September 7, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Ning Yang, Jianhua Liu
  • Patent number: 11116037
    Abstract: Embodiments of the present application disclose a data transmission method and a related product. The method includes: a receiving end receives a data packet from a transmitting end, where the data packet includes a media access control MAC protocol data unit PDU, and the MAC PDU includes multiple MAC subPDUs, each of which includes an MAC sub-header; where the MAC sub-header includes a first information field used for indicating whether a current MAC subPDU has a same format as a next adjacent MAC subPDU. The embodiments of the present application allow for incorporating a first information field into an existing MAC sub-header format, where the first information field may be used for dynamically indicating whether a current MAC subPDU has a same format as a next adjacent MAC subPDU, it is thus advantageous to improve data processing flexibility and efficiency at the receiving end.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: September 7, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Publication number: 20210274376
    Abstract: Embodiments of the present application provide a service authorization method, a terminal device and a network device. Aiming at NCIS, the network device can authorize the terminal device, so that the terminal device can carry out the NCIS smoothly. The service authorization method includes: receiving, by a terminal device, first information, where the first information includes first indication information used to indicate whether a first service is allowed, the first service supports transmission on a side direct interface and a wireless interface, terminal devices in a session for the first service belong to a same group, and the terminal devices in the same group come from at least one public land mobile network PLMN.
    Type: Application
    Filed: May 19, 2021
    Publication date: September 2, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua LIU