Patents by Inventor Guowei Ouyang

Guowei Ouyang 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: 20220295355
    Abstract: An inter-network interworking method, an apparatus, and a system are provided, and relate to the field of communication technologies, to ensure that a service is not interrupted when a terminal moves from a second network to a third network. The method includes: When the terminal supports a NAS capability of the third network and/or a network name corresponding to the terminal supports interworking between the second network and the third network, a second access management network element sends a session management request including a session identifier to a first session management network element that supports interworking of the terminal among a first network, the second network, and the third network. The second access management network element receives, from the first session management network element, a session management response including a session context of the terminal in the third network.
    Type: Application
    Filed: June 3, 2022
    Publication date: September 15, 2022
    Inventors: Yang XIN, Guowei OUYANG, Weiwei CHONG, Xiaobo WU
  • Publication number: 20220264442
    Abstract: Embodiments of this application relate to the field of communications technologies, and disclose a relay device selection method, and a user equipment, so that UE can select and update with an allowed S-NSSAI of the UE. The method may include: obtaining by UE, M pieces of first indication information, each indicates one allowed network slice of the UE; receiving by the UE, first messages sent by L relay devices, comprising N pieces of second indication information, wherein each indicates one allowed network slice of the relay device; and selecting by the UE, a random first relay device as a target relay device based on the M pieces of first indication information and the L pieces of first messages.
    Type: Application
    Filed: May 9, 2022
    Publication date: August 18, 2022
    Inventors: Haorui YANG, Hui JIN, Fenghui DOU, Xiaoyan DUAN, Xiaojuan LI, Guowei OUYANG
  • Patent number: 11419013
    Abstract: A communication path switching method and device, where the method includes receiving, by a first base station, a first message from a first terminal, where the first message requesting to switch the first terminal from a first path for independently accessing a network to a second path for accessing the network using a second terminal, and the first base station serves the first terminal, determining, by the first base station according to the first message, a second base station serving the second terminal, obtaining, by the first base station, configuration information from the second base station, where the configuration information enabling the first terminal to access the network using the second terminal, and sending, by the first base station, the configuration information to the first terminal. Therefore, communication path switching for different complex application scenarios can be implemented.
    Type: Grant
    Filed: June 22, 2016
    Date of Patent: August 16, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hui Jin, Guowei Ouyang, Guorong Li
  • Patent number: 11382019
    Abstract: A session management method by a terminal in which a network initiates a session deactivation procedure to deactivate one or more sessions of a terminal. After the terminal in an inactive mode establishes an RRC connection to a new second base station, the second base station indicates, through RRC connection reconfiguration, the terminal to delete related information of the to-be-deactivated session, or the second base station uses an RRC connection resume response message to carry an identifier of the one or more to-be-deactivated sessions, and the terminal deletes session-related information corresponding to the identifier of the one or more to-be-deactivated sessions. In this way, the terminal is enabled to process the related information of the to-be-deactivated session in a timely manner.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: July 5, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xiaojuan Li, Haorui Yang, Hui Jin, Guowei Ouyang, Fenghui Dou, Xiaoyan Duan
  • Patent number: 11350356
    Abstract: Embodiments of this application relate to the field of communications technologies, and disclose a relay device selection method, and a user equipment, so that UE can select and update with an allowed S-NSSAI of the UE. The method may include: obtaining by UE, M pieces of first indication information, each indicates one allowed network slice of the UE; receiving by the UE, first messages sent by L relay devices, comprising N pieces of second indication information, wherein each indicates one allowed network slice of the relay device; and selecting by the UE, a random first relay device as a target relay device based on the M pieces of first indication information and the L pieces of first messages.
    Type: Grant
    Filed: April 25, 2018
    Date of Patent: May 31, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Haorui Yang, Hui Jin, Fenghui Dou, Xiaoyan Duan, Xiaojuan Li, Guowei Ouyang
  • Publication number: 20220150994
    Abstract: Embodiments of the present application relate to the field of communications technologies, and provide a session management method and system, and a terminal. The method includes: when user equipment UE has a first protocol data unit PDU session, sending, by the UE, a service request message to an access and mobility management function AMF entity; receiving, by the UE, a first message sent by the AMF entity; and determining, by the UE based on the first message, to re-establish or modify the first PDU session. In the embodiments of the present invention, the UE sends the service request message to the AMF entity, and then the AMF entity sends, to the UE, the first message used to determine to re-establish or modify the first PDU session.
    Type: Application
    Filed: November 16, 2021
    Publication date: May 12, 2022
    Inventors: Fenghui Dou, Yue He, Hui Jin, Guowei Ouyang, Haorui Yang
  • Patent number: 11310843
    Abstract: This application discloses a PDU session establishment method and apparatus. The method includes: receiving, by a terminal device in a process of establishing a PDN connection in a first system, an access type that is sent by a core network device and that corresponds to the PDN connection in a second system; and when the terminal device moves to the second system, establishing, by the terminal device, a PDU session in the second system via an access network indicated by the access type, where the PDU session is associated with the PDN connection. Implementation of the present invention can increase a success rate of establishing a PDU session.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: April 19, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xiaojuan Li, Haorui Yang, Hui Jin, Guowei Ouyang, Fenghui Dou, Xiaoyan Duan
  • Patent number: 11291069
    Abstract: A connection management method includes: accessing, by UE, a network using a first base station, where the UE is in an RRC inactive state; accessing, by the UE, a network using a second base station, where the second base station does not support the RRC inactive state; and sending, by the UE, a first request message to a first core network entity using the second base station, so that the first core network entity releases a connection to the first base station based on the first request message.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: March 29, 2022
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Xiaojuan Li, Haorui Yang, Hui Jin, Guowei Ouyang, Yue He, Fenghui Dou
  • Publication number: 20220007450
    Abstract: A method for a protocol data unit (PDU) session includes a step of a first core network device obtaining a first message from a first server. The first core network device generates a first parameter based on the first message. A terminal device obtains a measurement result based on the first parameter and sends the measurement result to the first core network device. The first core network device obtains a second parameter based on the measurement result, and the second core network device configures the second parameter to dynamically adjust the PDU session based on location or time information with reference to the second parameter.
    Type: Application
    Filed: November 1, 2019
    Publication date: January 6, 2022
    Inventors: Xiaojuan Li, Guowei Ouyang
  • Publication number: 20220007270
    Abstract: The embodiments of this application disclose an identifier allocation method and apparatus. The method includes: receiving, by a first core network device, a first request from a terminal device; allocating, by the first core network device, a first capability information identifier; and sending, by the first core network device, a first response to the terminal device, where the first response carries the first capability information identifier. Based on this method, the first core network device can allocate a capability information identifier to the terminal device, so that the terminal device can send the capability information identifier instead of capability information to another device, thereby helping save transmission resources for transmitting the capability information.
    Type: Application
    Filed: November 1, 2019
    Publication date: January 6, 2022
    Inventors: Xiaojuan Li, Guowei Ouyang, Yiru Kuang
  • Patent number: 11206700
    Abstract: A session management method and system, and a terminal, where the method includes: when a user equipment (UE) has a first protocol data unit (PDU) session, sending, by the UE, a service request message to an access and mobility management function (AMF) entity; receiving, by the UE, a first message sent by the AMF entity; and determining, by the UE based on the first message, to re-establish or modify the first PDU session. In the embodiments of the present disclosure, the UE sends the service request message to the AMF entity, and then the AMF entity sends, to the UE, the first message used to determine to re-establish or modify the first PDU session.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: December 21, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Fenghui Dou, Yue He, Hui Jin, Guowei Ouyang, Haorui Yang
  • Publication number: 20210360501
    Abstract: A method for moving between communications systems and an apparatus, where the method includes: receiving, by a user equipment (UE), a first message, where the first message is used to set up or modify a first evolved packet system (EPS) bearer for the UE in the first communications system, and the first message includes first quality of service (QoS) flow information that is of the second communications system and corresponds to the first EPS bearer; storing, by the UE, the first QoS flow information; moving, by the UE, from the first communications system to the second communications system; and determining, by the UE based on a first condition, QoS flow information used by the UE in the second communications system, where the first condition includes the first QoS flow information.
    Type: Application
    Filed: May 24, 2021
    Publication date: November 18, 2021
    Inventors: Hui Jin, Fenghui Dou, Haorui Yang, Yue He, Guowei Ouyang
  • Publication number: 20210344759
    Abstract: A data route selection method and apparatus, where the data route selection method includes: detecting, by a terminal, that information about an application matches a traffic descriptor; determining, by the terminal, a first route selection component for the application; and routing, by the terminal, traffic of the application on a first protocol data unit (PDU) session, where the first PDU session matches the first route selection component.
    Type: Application
    Filed: May 18, 2021
    Publication date: November 4, 2021
    Inventors: Guowei Ouyang, Hui Jin, Xiaoyan Duan, Fenghui Dou, Haorui Yang, Xiaojuan Li
  • Publication number: 20210345187
    Abstract: An inter-communications-system moving method includes determining, by user equipment UE, whether a first session exists in a first communications system, where the first session is capable of being transferred from the first communications system to a second communications system; and sending, by the UE, a first message to a first core network device of the second communications system when determining that the first session exists, where the first message is used to establish a second session in the second communications system, and the second session corresponds to the first session.
    Type: Application
    Filed: May 14, 2021
    Publication date: November 4, 2021
    Inventors: Hui Jin, Guowei Ouyang, Haorui Yang, Fenghui Dou, Yue He
  • Publication number: 20210314795
    Abstract: A method includes: receiving, by a network data analytics function entity, a first message that is sent by an application function entity and that includes a measurement event and an identity ID of an application; obtaining a first measurement parameter based on the measurement event; receiving, by the network data analytics function entity, a notification message that is sent by a terminal and that is used to indicate the network data analytics function entity to perform data collection on the application; sending a second message including the ID of the application and the first measurement parameter to a policy control function entity, and requesting the policy control function entity to send the second measurement parameter to the terminal.
    Type: Application
    Filed: July 25, 2019
    Publication date: October 7, 2021
    Inventors: Xiaojuan Li, Guowei Ouyang
  • Patent number: 11115886
    Abstract: Embodiments of the present invention relate to a method for obtaining radio capability information of a terminal, a core network entity, a base station, and a terminal. When a first terminal changes from a first communication path for the first terminal to directly access a network to a second communication path for the first terminal to access the network by using a second terminal, the first terminal receives a first message that is sent by a base station to obtain radio capability information of the first terminal; and then sends the radio capability information of the first terminal to the base station, where the radio capability information includes information about a manner of connection between the first terminal and the second terminal and identification information of the second terminal.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: September 7, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hui Jin, Guowei Ouyang, Xiaoyan Duan
  • Publication number: 20210219221
    Abstract: A protocol data unit (PDU) type setting method, a user equipment (UE) policy setting method, and a related entity, where the PDU type setting method includes: setting, by UE, a requested PDU type of a PDU session in a process of establishing the PDU session, where the requested PDU type of the PDU session is set by the UE based on a first condition, the first condition includes an Internet Protocol (IP) version corresponding to an application, and the application is associated with the PDU session. In the embodiments of the present disclosure, the requested PDU type of the PDU session can be consistent with a PDU type requested by the application, such that the application can normally perform communication.
    Type: Application
    Filed: January 20, 2021
    Publication date: July 15, 2021
    Inventors: Xiaojuan Li, Haorui Yang, Hui Jin, Guowei Ouyang, Fenghui Dou
  • Publication number: 20210204349
    Abstract: Embodiments of the present application provide user equipment (UE), a first core network entity, and a second core network entity, the first core network entity executes steps that include: establishing a signaling connection to the UE; receiving network slice information and a non-access stratum NAS message that are sent by the UE over the signaling connection; determining a target network slice from the at least one network slice based on the network slice information, wherein the target network slice comprises a second core network entity, and the UE performs NAS communication with the second core network entity by using the RAN and the first core network entity; and sending the NAS message to the second core network entity.
    Type: Application
    Filed: August 22, 2016
    Publication date: July 1, 2021
    Applicant: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hui Jin, Xiaoyan Duan, Guowei Ouyang
  • Patent number: 11051224
    Abstract: A method for moving between communications systems and an apparatus, where the method includes: receiving, by a user equipment (UE), a first message, where the first message is used to set up or modify a first evolved packet system (EPS) bearer for the UE in the first communications system, and the first message includes first quality of service (QoS) flow information that is of the second communications system and corresponds to the first EPS bearer; storing, by the UE, the first QoS flow information; moving, by the UE, from the first communications system to the second communications system; and determining, by the UE based on a first condition, QoS flow information used by the UE in the second communications system, where the first condition includes the first QoS flow information.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: June 29, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hui Jin, Fenghui Dou, Haorui Yang, Yue He, Guowei Ouyang
  • Publication number: 20210194970
    Abstract: A data transmission method includes obtaining a user equipment route selection policy (USRP) rule parameter of a started application, establishing a first protocol data unit (PDU) session corresponding to the started application with a network device through the modem module when no PDU session parameter matching the URSP rule parameter exists in the mapping table, adding an interface name of the first PDU session to the routing table adding a mapping relationship between the session parameter of the first PDU session and the interface name of the first PDU session to the mapping table, and routing to-be-transmitted data of the started application to the first PDU session by using the interface name of the first PDU session.
    Type: Application
    Filed: January 31, 2019
    Publication date: June 24, 2021
    Inventors: Xiaojuan Li, Yanzhao He, Guowei Ouyang, Hui Jin, Fenghui Dou, Haorui Yang