Communication method, apparatus, and system

    公开(公告)号:US11147118B2

    公开(公告)日:2021-10-12

    申请号:US16703725

    申请日:2019-12-04

    Inventor: Jun Du Zhiming Pan

    Abstract: A communication method provided in embodiments of this application is a method for establishing an RRC connection between a terminal and a RAN, and the establishment of the RRC connection includes first RRC connection establishment and second RRC connection establishment. The first RRC connection establishment is a wireless RRC connection between the terminal and a first RAN network element, and the second RRC connection establishment is a wireless or wired RRC connection between the first RAN network element and a second RAN network element.

    Communication method between core network device and terminal in communication system

    公开(公告)号:US10455541B2

    公开(公告)日:2019-10-22

    申请号:US16361224

    申请日:2019-03-22

    Inventor: Jun Du Bingzhao Li

    Abstract: Embodiments of the present application provide a communication method, comprising: receiving, by a first access network device from a core network device, signaling destined for a terminal, wherein the terminal is in a radio resource control (RRC) inactive mode; sending a first paging message to a second access network device for paging the terminal, wherein the first access network device and the second access network device are in same paging area; and receiving, from the second access network device, first indication information indicating that the terminal has connected to the second access network device. In the embodiments of the present application, after receiving the signaling destined for the terminal from the core network device, the first access network device can learn the terminal has connected to the second access network device, and therefore performs proper subsequent processing.

    COMMUNICATION METHOD BETWEEN CORE NETWORK DEVICE AND TERMINAL IN COMMUNICATION SYSTEM

    公开(公告)号:US20190239183A1

    公开(公告)日:2019-08-01

    申请号:US16361224

    申请日:2019-03-22

    Inventor: Jun Du Bingzhao Li

    Abstract: Embodiments of the present application provide a communication method, comprising: receiving, by a first access network device from a core network device, signaling destined for a terminal, wherein the terminal is in a radio resource control (RRC) inactive mode; sending a first paging message to a second access network device for paging the terminal, wherein the first access network device and the second access network device are in same paging area; and receiving, from the second access network device, first indication information indicating that the terminal has connected to the second access network device. In the embodiments of the present application, after receiving the signaling destined for the terminal from the core network device, the first access network device can learn the terminal has connected to the second access network device, and therefore performs proper subsequent processing.

    Communication method between core network device and terminal in communication system

    公开(公告)号:US11412477B2

    公开(公告)日:2022-08-09

    申请号:US16587034

    申请日:2019-09-29

    Inventor: Jun Du Bingzhao Li

    Abstract: A terminal receives configuration information from a first access network device. The configuration information includes a paging area information that indicates a paging area for the terminal in a first mode. In the first mode, the terminal sends a first message to a second access network device when the terminal is in a cell that does not belong to the paging area. The first message includes a paging area update indication. The terminal then receives a connection establishment indication from the second access network device, and establishes a connection between the terminal and the second access network device. The terminal sends a second message to a core network device using the established connection between the terminal and the second access network device, the core network device releases a connection between the first access network device and the core network device established for the terminal in response to the second message.

    COMMUNICATION METHOD BETWEEN CORE NETWORK DEVICE AND TERMINAL IN COMMUNICATION SYSTEM

    公开(公告)号:US20200029300A1

    公开(公告)日:2020-01-23

    申请号:US16587034

    申请日:2019-09-29

    Inventor: Jun Du Bingzhao Li

    Abstract: A terminal receives configuration information from a first access network device. The configuration information includes a paging area information that indicates a paging area for the terminal in a first mode. In the first mode, the terminal sends a first message to a second access network device when the terminal is in a cell that does not belong to the paging area. The first message includes a paging area update indication. The terminal then receives a connection establishment indication from the second access network device, and establishes a connection between the terminal and the second access network device. The terminal sends a second message to a core network device using the established connection between the terminal and the second access network device, the core network device releases a connection between the first access network device and the core network device established for the terminal in response to the second message.

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