Patents by Inventor Hucheng Wang

Hucheng Wang 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: 20240089209
    Abstract: A method and device for video transmission are disclosed. A session management function (SMF) receives a policy and charging control (PCC) rule sent by a policy control function (PCF). The PCC rule is generated by the PCF in response to determining that a transmission of a first video frame needs to be guaranteed. The PCC rule indicates that a quality of service (QoS) flow transmission with a first QoS guarantee is used for a first service flow. The first service flow includes a first video frame.
    Type: Application
    Filed: January 11, 2022
    Publication date: March 14, 2024
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng WANG
  • Publication number: 20240031300
    Abstract: Provided are a protocol data unit (PDU) session management method and apparatus. The method includes: receiving an SM policy modification request for a PDU session, and the request triggering establishment of a first QoS flow in the PDU session, in which the PDU session is established by a first terminal; in response to data transmission tunnel having a same identifier as a flow identifier of the first QoS flow existing between a first UPF of a first satellite and a second UPF of a second satellite, establishing a first data transmission tunnel between the first UPF and the second UPF; and instructing the first UPF to transmit data of the first QoS flow through the first data transmission tunnel.
    Type: Application
    Filed: November 18, 2021
    Publication date: January 25, 2024
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Xianfeng LIU, Hucheng WANG, Hui XU
  • Publication number: 20230353457
    Abstract: An information processing method, device and apparatus, and a readable storage medium are provided. The information processing method includes: obtaining information of a slice; determining, in accordance with the information of the slice, at least one of an analysis result related to the quantity of UEs in the slice or an analysis result related to the quantity of PDU sessions in the slice; and transmitting at least one of the analysis result related to the quantity of UEs or the analysis result related to the quantity of PDU sessions to a target network element.
    Type: Application
    Filed: March 9, 2021
    Publication date: November 2, 2023
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Yunjing HOU, Hucheng WANG
  • Patent number: 11758442
    Abstract: The preset disclosure provides an information processing method and device. The information processing method is performed by a user equipment (UE) operating in a single registration mode, and includes: receiving assistance information from a first network; initiating an attaching or initial registration procedure according to the assistance information received from the first network when moving between the first network and a second network, the first and second networks utilizing different access technologies.
    Type: Grant
    Filed: September 26, 2022
    Date of Patent: September 12, 2023
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng Wang
  • Patent number: 11700540
    Abstract: Provided in the embodiments of the present application are a method and device for monitoring network data. The method comprises: a NWDAF determines a terminal UE to be monitored that requires network data analysis and the type of data analysis for the UE to be monitored; the NWDAF determines a provider network function network element and a monitoring event which correspond to the UE to be monitored according to the type of data analysis for the UE to be monitored, the provider network function network element being used to provide source data for the UE to be monitored which is related to the data analysis type, and the monitoring event being used to indicate to the provider network function network element to monitor the source data; and the NWDAF sends the monitoring event to the provider network function network element.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: July 11, 2023
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Yali Guo, Hucheng Wang
  • Publication number: 20230180038
    Abstract: The present disclosure provides UPF determination method and device, information providing method and device, and media. An NWDAF receives a data analytic request about an application from an SMF and/or an AF, analyzes application run data collected from the SMF and the AF to generate a user experience analytic result and/or a performance analytic result including a user experience analysis and/or a performance analysis for the application corresponding to a location area, the location area including at least one of a UE location, an area where the application locates, or an area where a user plane anchor locates, and provides a data analytic result to the SMF and/or the AF, so that the SMF optimizes a user plane path in accordance with the analytic result and the AF adjusts a position of a target position in accordance with the analytic result.
    Type: Application
    Filed: April 21, 2021
    Publication date: June 8, 2023
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Shanzhi CHEN, Hucheng WANG
  • Publication number: 20230144435
    Abstract: The present disclosure provides a method, a device and an apparatus for controlling network slice authentication, and a storage medium. The method includes: obtaining identification information about a third network element from a second network element; and transmitting an authentication and authorization notification to the third network element in accordance with the identification information.
    Type: Application
    Filed: March 9, 2021
    Publication date: May 11, 2023
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Yunjing HOU, HUcheng WANG
  • Publication number: 20230089060
    Abstract: This disclosure provides a method of obtaining user equipment behavior data, a method of sending user equipment behavior data, an apparatus, and a network device. The method of obtaining user equipment behavior data includes: determining a target network function entity serving a designated area; sending a data collection request to the target network function entity, the data collection request being used for obtaining behavior data of all UEs in the designated area; and receiving the behavior data of the UEs in the designated area sent by the target network function entity.
    Type: Application
    Filed: February 4, 2021
    Publication date: March 23, 2023
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng WANG
  • Patent number: 11612006
    Abstract: The present disclosure provides a routing method and a routing device. The routing method includes: receiving, by an AMF, a first message from an (R)AN, the first message including session-related information and routing information associated with the session-related information; and routing, by the AMF, the session-related information to a relevant SMF in accordance with the routing information. According to the present disclosure, it is able to correctly route the session-related information between the (R)AN and the SMF.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: March 21, 2023
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Yunjing Hou, Juan Zhang, Hucheng Wang
  • Patent number: 11589210
    Abstract: Disclosed are an information processing method and apparatus, and a computer storage medium, and same are used for setting, based on mobility-related information of a terminal, mobility management parameters of the terminal, so that registration area management and accessibility management can be carried out using a mobility behavior analysis result of the terminal. The information processing method provided in the present application comprises: an AMF receiving mobility-related information of a terminal, and the mobility-related information of the terminal is mobility analysis/prediction information, sent by an NWDAF, of the terminal or mobility management policy information, sent by a PCF, of the terminal; and the AMF setting, according to the mobility-related information of the terminal, mobility management parameters of the terminal.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: February 21, 2023
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng Wang
  • Publication number: 20230052146
    Abstract: Embodiments of the present application provide methods for checking UE capability match, an AMF, a base station, and a storage medium. The method includes: determining to send a UE capability match request to a base station during a registration procedure initiated by the UE; sending a request for setting up a UE's access stratum (AS) security context to the base station, and sending the UE capability match request to the base station after it is determined that the base station completes setup of the AS security context; receiving a UE capability match acknowledgement returned from the base station. By the method according to the embodiment of the application, the problem that the base station does not respond to the UE capability match process requested by the AMF, which results in that the AMF cannot issue an indication of IMS voice over PS session to the UE during the registration process, can be avoided, and thus the UE can normally obtain IMS voice service.
    Type: Application
    Filed: January 26, 2021
    Publication date: February 16, 2023
    Inventors: Hucheng WANG, Ye ZHOU
  • Publication number: 20230032142
    Abstract: Disclosed are an information transmission method and device, used for avoiding paging of a service network of a universal subscriber identity module (USIM) when a multiple-USIM terminal leave the service network, thereby saving network resources. The method provided in the present application comprises: when the multiple-USIM terminal needs to leave the service network of a USIM, sending to a network side an instruction for entering a Mobile Initiated Connection Only (MICO) mode or a Power Saving Mode (PSM); and upon the receipt of a confirmation message from the network side in response to the instruction, leaving the service network of the USIM.
    Type: Application
    Filed: December 27, 2020
    Publication date: February 2, 2023
    Inventors: Chenxi BAO, Hucheng WANG, Ming AI
  • Publication number: 20230013493
    Abstract: The preset disclosure provides an information processing method and device. The information processing method is performed by a user equipment (UE) operating in a single registration mode, and includes: receiving assistance information from a first network; initiating an attaching or initial registration procedure according to the assistance information received from the first network when moving between the first network and a second network, the first and second networks utilizing different access technologies.
    Type: Application
    Filed: September 26, 2022
    Publication date: January 19, 2023
    Applicant: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng WANG
  • Patent number: 11496930
    Abstract: A method of updating a PDU session and a network-side device are provided. The method includes: after a User Equipment UE moves across PLMNs or across systems, determining that the UE has a first PDU session of which an anchor SMF is not in a current PLMN; determining a Session Management Function V-SMF in a Visited Public Land Mobile Network VPLMN for the first PDU session, and updating the first PDN session by using the V-SMF.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: November 8, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng Wang
  • Patent number: 11490443
    Abstract: A data transmission method, a data transmission apparatus, and a session management device are provided. The data transmission method includes obtaining state information of a UE to which downlink data is destined; selecting, for the UE, a first gateway function entity for transmission of the current downlink data according to the state information of the UE; determining a first data transmission path between the first gateway function entity and a second gateway function entity; and performing the transmission of the downlink data according to the first data transmission path.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: November 1, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventors: Hucheng Wang, Ming Ai, Yunjing Hou
  • Patent number: 11452162
    Abstract: The present disclosure provides a session management method, a mobility management functional entity and a session management functional entity. The session management method includes: judging, by a mobility management functional entity, whether a UE has moved out of an allowed area; when the UE has moved out of the allowed area, determining, by the mobility management functional entity, a management message for a session of the UE; and transmitting, by the mobility management functional entity, the management message to a session management functional entity for serving the UE. The management message is adopted to trigger the session management functional entity to manage the session of the UE.
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: September 20, 2022
    Assignee: DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.
    Inventor: Hucheng Wang
  • Publication number: 20220201534
    Abstract: Disclosed are a method and device for determining a terminal behavior analysis, wherein same are used for solving the problem in the prior art of it not being possible to determine when a 5G network function or application layer needs to, and how to, trigger abnormal behavior analysis and/or abnormal behavior policy control on a terminal. The method of the present application comprises: a network function entity firstly receiving target information of a terminal; if the network function entity determines, according to the received target information of the terminal, that abnormal behavior analysis needs to be performed on the terminal, requesting that an NWDAF provides abnormal behavior analysis information of the terminal; and if the network function entity determines, according to the target information of the terminal, that abnormal behavior policy control needs to be performed on the terminal, triggering a PCF such that same performs policy control on an abnormal behavior of the terminal.
    Type: Application
    Filed: March 2, 2020
    Publication date: June 23, 2022
    Inventor: Hucheng WANG
  • Publication number: 20220141746
    Abstract: Embodiments of the present application relate to the technical field of communication and provide a communication system handover method, a network device, an apparatus and a medium, for handover of the communication system of a terminal. The method comprises: an AMF sends a handover request carrying first indication information to an NG-RAN node corresponding to an identifier of a target NG-RAN node; and the NG-RAN node determines the address of data forwarding according to the first indication information. In this way, the first indication information about whether a source node supports direct data forwarding or not is sent to the target NG-RAN node, so that the NG-RAN node knows whether the source node supports direct data forwarding, to achieve the purpose that the decisions of a node of an EPS system and a node of a 5G system on the data forwarding mode are consistent.
    Type: Application
    Filed: December 18, 2019
    Publication date: May 5, 2022
    Inventors: Aijuan LIU, Hucheng WANG, Qiang DENG, Jiancheng SUN, Ying WANG
  • Publication number: 20220132602
    Abstract: Disclosed are a PDU session activation method and apparatus, and a paging method and apparatus. In the PDU session activation method, after receiving a downlink data arrival notification message, an SMF entity determines that a PDU session for transmitting downlink data is a multi-access PDU session, and then determines at least one access and mobility management function (AMF) entity corresponding to the multi-access PDU session; and the SMF entity sends a session activation trigger message to the at least one AMF entity, wherein the session activation trigger message carries at least the session identifier of the multi-access PDU session, and the session activation trigger message enables the at least one AMF entity to activate any or specified one of at least two user plane connections corresponding to the multi-access PDU session according to the multi-access PDU session corresponding to the session identifier.
    Type: Application
    Filed: December 25, 2019
    Publication date: April 28, 2022
    Inventor: Hucheng WANG
  • Patent number: 11265768
    Abstract: A method and a device of allocating an EPS bearer identifier, an SMF, and a PCF are provided. The method includes mapping a session/connection to an EPS bearer, and requesting a UE or an AMF to allocate an EPS bearer identifier to a mapped EPS bearer.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: March 1, 2022
    Assignee: Datang Mobile Communications Equipment Co., Ltd.
    Inventor: Hucheng Wang