Patents by Inventor Xiaoyan Duan
Xiaoyan Duan 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).
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Publication number: 20210344759Abstract: 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: ApplicationFiled: May 18, 2021Publication date: November 4, 2021Inventors: Guowei Ouyang, Hui Jin, Xiaoyan Duan, Fenghui Dou, Haorui Yang, Xiaojuan Li
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Patent number: 11115886Abstract: 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: GrantFiled: June 17, 2016Date of Patent: September 7, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Hui Jin, Guowei Ouyang, Xiaoyan Duan
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Publication number: 20210204349Abstract: 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: ApplicationFiled: August 22, 2016Publication date: July 1, 2021Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Hui Jin, Xiaoyan Duan, Guowei Ouyang
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Patent number: 11025729Abstract: This application provides a data route selection method and apparatus, and relates to the field of communications technologies, so as to resolve a problem of an excessively long transmission delay for an application program that initiates a data transmission request relatively later. 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 components for the application; and routing, by the terminal, traffic of the application on a first protocol data unit PDU session. The first PDU session matches the first route selection components. This application is applicable to a terminal.Type: GrantFiled: August 12, 2020Date of Patent: June 1, 2021Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Guowei Ouyang, Hui Jin, Xiaoyan Duan, Fenghui Dou, Haorui Yang, Xiaojuan Li
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Publication number: 20210084581Abstract: 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: ApplicationFiled: April 25, 2018Publication date: March 18, 2021Inventors: Haorui YANG, Hui JIN, Fenghui DOU, Xiaoyan DUAN, Xiaojuan LI, Guowei OUYANG
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Publication number: 20210007038Abstract: 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: ApplicationFiled: May 29, 2018Publication date: January 7, 2021Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiaojuan LI, Haorui YANG, Hui JIN, Guowei OUYANG, Fenghui DOU, Xiaoyan DUAN
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Publication number: 20210007157Abstract: 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: ApplicationFiled: March 11, 2019Publication date: January 7, 2021Inventors: Xiaojuan LI, Haorui YANG, Hui JIN, Guowei OUYANG, Fenghui DOU, Xiaoyan DUAN
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Publication number: 20200382605Abstract: This application provides a data route selection method and apparatus, and relates to the field of communications technologies, so as to resolve a problem of an excessively long transmission delay for an application program that initiates a data transmission request relatively later. 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 components for the application; and routing, by the terminal, traffic of the application on a first protocol data unit PDU session. The first PDU session matches the first route selection components. This application is applicable to a terminal.Type: ApplicationFiled: August 12, 2020Publication date: December 3, 2020Inventors: Guowei Ouyang, Hui Jin, Xiaoyan Duan, Fenghui Dou, Haorui Yang, Xiaojuan Li
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Publication number: 20200367151Abstract: A switching method and a terminal device, which relate to the communications field. The switching method comprises: establishing, by a terminal device, a first packet data network PDN connection in a long term evolution LTE access network; switching, by the terminal device, the first PDN connection from the LTE access network to a wireless local area network WLAN access network; establishing, by the terminal device, a second PDN connection in the LTE access network, so that the terminal device is in a registered state in the LTE network; and switching, by the terminal device, the first PDN connection or a third PDN connection established in the WLAN access network, to the LTE access network.Type: ApplicationFiled: February 5, 2018Publication date: November 19, 2020Inventors: Kai YUAN, Xiaoyan DUAN, Bo ZHANG, Feifei SUI, Zhenrong WEI
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Patent number: 10798752Abstract: A method includes: receiving an emergency call request; initiating, according to the emergency call request, n emergency calls by simultaneously using n call modes, where n is an integer not less than 2; and when a connection is established for one of the n emergency calls, releasing other emergency calls for which no connection has been established. By means of the embodiments of the present invention, multiple emergency calls may be simultaneously made, and when any one of the multiple emergency calls is connected, other emergency calls are released, reducing an emergency call time.Type: GrantFiled: November 21, 2014Date of Patent: October 6, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Hui Jin, Bo Zhang, Xianglei Xin, Lei Fu, Xiaoyan Duan
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Publication number: 20200280911Abstract: Embodiments provide a core network selection method, an apparatus, and a system. The method includes the following steps: obtaining first dedicated core network (DCN) information from an access network device, where the first DCN information includes information about at least one DCN that can be accessed by the access network device. The method also includes selecting a to-be-accessed DCN from the at least one DCN according to the first DCN information, and sending information about the to-be-accessed DCN to the access network device, so that the access network device determines a core network device according to the information about the to-be-accessed DCN.Type: ApplicationFiled: February 13, 2020Publication date: September 3, 2020Applicant: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiaoyan Duan, Hui Jin, Qiang Yi, Yue He
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Patent number: 10588074Abstract: Embodiments provide a core network selection method, an apparatus, and a system. The method includes the following steps: obtaining first dedicated core network (DCN) information from an access network device, where the first DCN information includes information about at least one DCN that can be accessed by the access network device. The method also includes selecting a to-be-accessed DCN from the at least one DCN according to the first DCN information, and sending information about the to-be-accessed DCN to the access network device, so that the access network device determines a core network device according to the information about the to-be-accessed DCN.Type: GrantFiled: September 18, 2015Date of Patent: March 10, 2020Assignee: Huawei Technologies Co., Ltd.Inventors: Xiaoyan Duan, Hui Jin, Qiang Yi, Yue He
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Publication number: 20200077327Abstract: Embodiments of the present invention provide a service processing method and device. The service processing method includes: receiving a first message, where the first message includes first information of a first network slice, a priority corresponding to the first information, second information of a second network slice, and a priority corresponding to the second information; and preferentially processing a service of the high-priority network slice based on the priorities when a service of the first network slice collides with a service of the second network slice.Type: ApplicationFiled: April 6, 2017Publication date: March 5, 2020Inventors: Xiaoyan DUAN, Yue HE, Hui JIN
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Patent number: 10499443Abstract: Embodiments provide a data transmission method. The method includes: receiving, by a core network entity, a first message sent by a first user equipment (UE); and setting up, by the core network entity, a target bearer on the first UE according to the first message, so that a second UE transmits data using the target bearer.Type: GrantFiled: July 31, 2015Date of Patent: December 3, 2019Assignee: Huawei Technologies Co., Ltd.Inventors: Hui Jin, Guowei Ouyang, Xiaoyan Duan, Qiang Yi
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Patent number: 10492127Abstract: The present disclosure provides a wireless communications access methods, apparatuses, processors, and wireless terminals. The example method includes obtaining a service capability of an access node accessible by the wireless terminal, where the service capability is used to indicate communication quality of service supported by the access node. An access node having the service capability that supports the device type and/or the service type of the wireless terminal is determined as a target access node according to the service capability of the access node and a device type and/or a service type of the wireless terminal. A wireless communications network is then accessed by using the target access node. Therefore, the wireless terminal autonomously selects an access node having a service capability that can meet a communication requirement of the wireless terminal to access the wireless communications network.Type: GrantFiled: September 21, 2016Date of Patent: November 26, 2019Assignee: Huawei Technologies Co., LTD.Inventors: Xiaoyan Duan, Hui Jin
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Publication number: 20190327653Abstract: 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: ApplicationFiled: June 17, 2016Publication date: October 24, 2019Inventors: Hui JIN, Guowei OUYANG, Xiaoyan DUAN
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Patent number: 10448241Abstract: Embodiments of the present disclosure relate to the field of electronic terminal technologies, and provide a service processing method. A specific solution is: registering, by user equipment, with an IMS network by using a first IMSI corresponding to a first telephone card, and obtaining a first GRUU; and if the user equipment saves a mapping relationship between the first IMSI and a second GRUU, and the second GRUU and the first GRUU have a same IMPU, configuring, by the user equipment, a first supplementary service to a supplementary service the same as a second supplementary service, where the first supplementary service is a supplementary service corresponding to the first GRUU, and the second supplementary service is a supplementary service corresponding to the second GRUU. The embodiments of the present disclosure are used for service processing.Type: GrantFiled: May 7, 2015Date of Patent: October 15, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Hui Jin, Jian Yang, Xiaoyan Duan, Qiang Yi
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Patent number: 10397846Abstract: A method and an apparatus relate to the communications field, used for determining a target cell, where the method includes obtaining, by a terminal, a historical camped-on cell list of the terminal and a neighboring cell list of a serving cell of the terminal, determining, by the terminal, that a first cell list is the neighboring cell list of the serving cell and the historical camped-on cell list when a signal strength of the serving cell of the terminal is less than or equal to a first preset value, performing, by the terminal, measurement for a cell in the first cell list to obtain a measurement result, and determining, by the terminal, a target cell from the first cell list according to the measurement result.Type: GrantFiled: April 29, 2015Date of Patent: August 27, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Shujun Dang, Xiaoyan Duan, Hui Jin
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Publication number: 20190261233Abstract: An inter-network change method and apparatus, and a related device are disclosed. In the inter-network change method, a terminal determines second network slice information to which first network slice information is mapped, where the first network slice information is information about a first network slice accessed by the terminal, the second network slice information is information about a second network slice, the first network slice is a network slice in a first network, and the second network slice is a network slice in a second network. The terminal sends a request message to the second network and receives an accept message returned by the second network, so that the terminal accesses a network slice identified by network slice information accepted by the second network. It can be learned that embodiments of the present invention can implement a handover operation between network slices of different networks.Type: ApplicationFiled: May 3, 2019Publication date: August 22, 2019Inventors: Xiaoyan Duan, Hui Jin
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Patent number: 10306518Abstract: A method includes when a terminal needs to execute a circuit switched service again after completing the execution of the circuit switched service once, the terminal executes the circuit switched service again instead of immediately returning to a first network, and then returns to the first network when a preset condition is met.Type: GrantFiled: September 25, 2014Date of Patent: May 28, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Xiaoyan Duan, Bo Zhang, Hui Jin