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: 20210368499
    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: Application
    Filed: August 4, 2021
    Publication date: November 25, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP.. LTD.
    Inventors: Ning YANG, Jianhua LIU
  • Publication number: 20210368467
    Abstract: Implementations of the present disclosure provide a wireless communication method of a dual-registered terminal device, a terminal device, and a network device. The terminal device can reasonably transmit uplink information to a first network device and a second network device. The method comprises: the terminal device is registered in both a first network and a second network; the terminal device transmits a first message to the first network device, the first network device being a network device in the first network; the terminal device receives configuration information transmitted by the first network device, the configuration information indicating the terminal device to send an uplink message to the second network device within a first time period, and the second network device being a network device in the second network.
    Type: Application
    Filed: November 24, 2017
    Publication date: November 25, 2021
    Inventors: Ning Yang, Jianhua Liu
  • Publication number: 20210368381
    Abstract: The disclosure relates to the field of wireless communications and provides a method for dynamically indicating a Quality of Service (QoS) Flow Identity (ID) (QFI) and User Equipment (UE). The method includes: a UE obtains a Service Data Adaptation Protocol (SDAP) Service Data Unit (SDU) and obtains a first QFI to which the SDAP SDU belongs; maps the first QFI with a relatively large number of bits to a second QFI with a relatively small number of bits, here, a value of the first QFI is mapped to a value of the second QFI which is the same as the value of the first QFI when a value of the first QFI is less than a first preset threshold and the value of the first QFI is mapped to a value of an unmapped vacant position of the second QFI when the value of the first QFI is greater than the first preset threshold; and then includes the second QFI in an SDAP header. Thus, communication service may be implemented better on the basis of an existing communication standard.
    Type: Application
    Filed: February 8, 2018
    Publication date: November 25, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Xin YOU, Cong SHI, Jianhua LIU
  • Publication number: 20210368519
    Abstract: An implementation of the present disclosure relates to a resource configuration method and an access network device, wherein the method comprises: the access network device receives a plurality of time-sensitive communication assistance information (TSCAI) sent by a core network device, the plurality of TSCAI correspond to traffic attributes of a plurality of traffic flows; and the access network device configures semi-continuous scheduling resources for each traffic flow in the plurality of traffic flows according to the plurality of TSCAI.
    Type: Application
    Filed: August 5, 2021
    Publication date: November 25, 2021
    Inventors: Jianhua LIU, Zhe FU
  • Patent number: 11184807
    Abstract: Disclosed in the present application are a method for enabling a network to fall back, a terminal device and an access network device. The method comprises: a terminal device receives indication information sent by an access network, the indication information being used for indicating whether a first network supports a specific service to be executed by the terminal device; and if the indication information indicates that the first network does not support the specific service, the terminal device initiates the specific service in a second network. When the terminal device cannot initiate a specific service in a current network, the specific service can be initiated in another network based on an instruction of an access network, so that a complex signaling interaction between the terminal device and a core network is avoided, and a delay of a network fallback process is reduced.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: November 23, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jianhua Liu, Ning Yang
  • Patent number: 11184827
    Abstract: Provided are a network switching method, a network device, and a terminal device. The method comprises: a network device acquiring channel quality state information, the channel quality state information being used to reflect the channel quality of a second network; and when the network device determines that a first service ends or a serving network of a terminal device does not support the first service, determining, according to the channel quality state information, whether to switch the serving network from a first network to the second network.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: November 23, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jianhua Liu, Ning Yang
  • Publication number: 20210360566
    Abstract: Implementations of the present application provide a wireless communication method, a terminal device, and a network device. A terminal device can report, by means of reporting capability identifiers, capability information supported thereby; a network device can also store corresponding capability identifiers to store the capability information registered by all terminal devices, so as to reduce signaling overhead caused by capability information reporting and storage. The wireless communication method comprises: a terminal device sends first information during an initial registration process, the first information comprising at least one capability identifier, each capability identifier being used for identifying a type of capability information supported by the terminal device, and the at least one capability identifier being assigned by the manufacturer of the terminal device.
    Type: Application
    Filed: July 27, 2021
    Publication date: November 18, 2021
    Inventor: JIANHUA LIU
  • Publication number: 20210360584
    Abstract: Implementations of the present disclosure provide a communication method, a terminal device, and an access network device, which may determine a paging type of a received message. The method includes: the terminal device receives a first message sent by an access network device; and the terminal device determines a paging type according to the first message.
    Type: Application
    Filed: August 2, 2021
    Publication date: November 18, 2021
    Inventor: Jianhua Liu
  • Publication number: 20210360734
    Abstract: Provided in the embodiments of the disclosure are a method and apparatus for determining a configuration parameter, and a terminal. The method includes that: a terminal determines, after entering from an inactive state to an idle state, to use a first extended Discontinuous Reception (eDRX) configuration parameter or a second eDRX configuration parameter to control a monitoring state of the terminal. The first eDRX configuration parameter is an eDRX configuration parameter corresponding to the inactive state, and the second eDRX configuration parameter is an eDRX configuration parameter corresponding to the idle state.
    Type: Application
    Filed: June 10, 2021
    Publication date: November 18, 2021
    Applicant: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP.,LTD.
    Inventors: Shukun WANG, Jianhua LIU
  • Publication number: 20210345199
    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: Application
    Filed: July 15, 2021
    Publication date: November 4, 2021
    Inventor: Jianhua Liu
  • Publication number: 20210345096
    Abstract: An apparatus and a method for managing user equipment (UE) capability information are provided. A method for managing UE capability information of a UE includes receiving an indication that one of a plurality of types of UE capability identifier and/or indication separated from each other is to be used from a network and managing UE capability information using the one of the plurality of types of UE capability identifier and/or indication separated from each other.
    Type: Application
    Filed: July 13, 2021
    Publication date: November 4, 2021
    Inventors: YONGSHENG SHI, NING YANG, JIANHUA LIU
  • Publication number: 20210337447
    Abstract: A method for path switching and a base station are provided. The method includes: after a terminal device completes a handover from a source base station to a target base station, performing, by the target base station, a path extension based on a logic direct connection interface between the target base station and a first base station, to form a target path for transmitting service data between the terminal device and a core network, wherein an anchor point of the target path is an anchor base station directly communicating with the core network in the target path; and transmitting, by the target base station, the service data received from the terminal device to the core network through the target path, or transmitting the service data received from the core network to the terminal device through the target path.
    Type: Application
    Filed: August 29, 2017
    Publication date: October 28, 2021
    Inventors: Ning YANG, Jianhua LIU
  • Patent number: 11160005
    Abstract: Disclosed in embodiments of the present application are a method and device for determining a service path. The method includes: if a terminal device accesses a network by a first service path, obtaining a network load state of the first service path; and according to the network load state, switching a service path by which the terminal device accesses the network from the first service path to a second service path.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: October 26, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Patent number: 11153158
    Abstract: A method for configuring a frequency priority, a terminal device, a base station and a core network device are provided. When the base station or the core network device configures information of a frequency priority, information of a frequency corresponding to a network slice registered by the terminal device is considered. The method includes: transmitting a first request message to a core network device, wherein the first request message is used for requesting information of a network slice registered by a terminal device; receiving a response message transmitted by the core network device for the first request message, wherein the response message includes the information of the network slice registered by the terminal device; configuring information of a frequency priority for the terminal device according to the response message; and transmitting the configured information of the frequency priority to the terminal device.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: October 19, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventors: Jianhua Liu, Ning Yang
  • Patent number: 11153927
    Abstract: Disclosed in embodiments of the present disclosure are a transition method, a network device, and a terminal device. The method includes: receiving, by a network device, supporting information associated with a terminal device which is sent from the terminal device; determining, by the network device, a target state of the terminal device to be transitioned to according to the supporting information, wherein the target state is a Radio Resource Control (RRC) idle state or an RRC inactive state; and enabling, by the network device, the terminal device to transition to the target state.
    Type: Grant
    Filed: August 2, 2017
    Date of Patent: October 19, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Patent number: 11146983
    Abstract: Embodiments of the present disclosure provide a method for controlling network congestion, a terminal device, and a network device, a congestion control mechanism can be performed when a state of the terminal device changes, thereby a purpose of controlling network congestion when the state of the terminal device changes is achieved. The method includes that the terminal device performs the congestion control mechanism when the state of the terminal device changes.
    Type: Grant
    Filed: January 3, 2020
    Date of Patent: October 12, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Patent number: 11146926
    Abstract: Embodiments of the present application disclose a method and terminal device for data transmission. The method is applied to a vehicle-to-everything system, and comprises: a terminal device in a first protocol layer determining, according to service information of data to be sent, a transmission mechanism for transmitting the data to be sent. The method and terminal device in the embodiments of the present application enhance data transmission capabilities.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: October 12, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu
  • Publication number: 20210313457
    Abstract: An IGBT and a manufacturing method therefor, wherein a target region in the IGBT is doped with first ions; the target region comprises at least one of a P-type substrate (11), a P-type well region (13), and a P-type source region (14); and the diffusion coefficient of the first ions is greater than the diffusion coefficients of boron ions. A PN junction formed by means of the present invention is a gradual junction, thereby improving breakdown voltage, shortening turn-off time, and improving anti-latch capability.
    Type: Application
    Filed: June 12, 2019
    Publication date: October 7, 2021
    Inventors: Xueliang WANG, Jianhua LIU, Jinrong LANG, Yaneng MIN
  • Publication number: 20210314836
    Abstract: Provided in embodiments of the disclosure are a method and apparatus for cell selection or reselection, and a terminal. The method includes that: a terminal performs cell selection or cell reselection based on first information, the first information being Non-Public Network (NPN) related information.
    Type: Application
    Filed: June 16, 2021
    Publication date: October 7, 2021
    Inventor: JIANHUA LIU
  • Patent number: 11140597
    Abstract: Disclosed in the present application are a method and apparatus for processing a link establishment failure, and a computer storage medium. The method comprises: a terminal receives a first instruction message sent by a network, the first instruction message being used for instructing the terminal to perform a service link switching operation; the terminal switches a source service link to a target service link according to the first instruction message; and if the target service link fails to be established, the terminal sends second instruction information to the network, the second information being used for instructing the establishment failure of the target service link to the network.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: October 5, 2021
    Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
    Inventor: Jianhua Liu