公开(公告)号：US20210218585A1

公开(公告)日：2021-07-15

申请号：US17216098

申请日：2021-03-29

Applicant: Huawei Technologies Co., Ltd.

Inventor： Qianghua ZHU ,  Yanping ZHANG ,  Qi YAO ,  Wenfu WU

IPC: H04L12/14 ,  H04L12/46 ,  H04W48/04 ,  H04W8/20 ,  H04W8/02 ,  H04W76/10 ,  H04W76/30 ,  H04W76/20

Abstract: Embodiments of this application provide a local area network communication method, a device, and a system. The method includes: A session management network element obtains, in a session management process, an address or a virtual local area network identifier VID information of user equipment UE corresponding to each 5G local area network 5GLAN service accessed by a session, and obtains service area information of each 5GLAN service from a local area network controller LAN Controller. The SMF subscribes to, from a mobility management network element, a mobility event that is based on each 5GLAN service, and obtains a mobility event report that is based on a service area of the SMF, and a corresponding 5GLAN identifier. The SMF updates a rule of a corresponding session in a user plane network element based on the mobility event report.

公开(公告)号：US20210112001A1

公开(公告)日：2021-04-15

申请号：US17126725

申请日：2020-12-18

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Hancheng LI ,  Wenfu WU ,  Han ZHOU

IPC: H04L12/741 ,  H04W76/12 ,  H04L12/24 ,  H04L29/06

Abstract: A communication method includes: determining, based on first indication information and second indication information, a transmit end and a receive end that communicate with each other by using a data flow, to indicate that a first device is the transmit end and the second indication information is used to indicate that a second device is the receive end, or to indicate that the first device is the receive end and the second indication information is used to indicate that the second device is the transmit end; obtaining, bandwidth information of the data flow; and sending, data flow information and the bandwidth information to indicate at least one of a port identifier of the transmit end and a port identifier of the receive end, and the port identifier of the transmit end, the port identifier of the receive end, and the bandwidth information are used to create the data flow.

公开(公告)号：US20210075865A1

公开(公告)日：2021-03-11

申请号：US17100517

申请日：2020-11-20

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Qianghua ZHU ,  Wenfu WU

IPC: H04L29/08 ,  H04L29/12 ,  H04L12/741

Abstract: This application provides a communication method and a communications device. The method includes: obtaining a media access control (MAC) address that is of a terminal device and that is bound to a session and first route information of an interface, corresponding to the session, between a user plane function network element and a data network; and sending, to an application function network element or a gateway of the data network, the MAC address that is of the terminal device and that is bound to the session and the first route information.

公开(公告)号：US20180376363A1

公开(公告)日：2018-12-27

申请号：US16052326

申请日：2018-08-01

Applicant: Huawei Technologies Co., Ltd.

Inventor： Han ZHOU ,  Wenfu WU

IPC: H04W28/02 ,  H04W48/02 ,  H04W4/70 ,  H04W4/08 ,  H04W88/16

Abstract: Embodiments of the present invention provide a congestion/overload control method and apparatus. The method includes: learning, by a gateway device, information about network access time of a User Equipment (UE) or UE group; and rejecting or discarding, by the gateway device, session management request messages of the UE or UEs in the UE group beyond the network access time of the UE or UE group; or discarding, by the gateway device, data of the UE or the UEs in the UE group beyond the network access time of the UE or UE group. Embodiments of the present invention can perform congestion/overload control differentially on the UE or UEs in the group, implement congestion/overload control on the gateway device, avoid congestion/overload caused by a large number of UEs on the gateway device, and improve the efficiency of congestion/overload control.

公开(公告)号：US20160360560A1

公开(公告)日：2016-12-08

申请号：US15242133

申请日：2016-08-19

Applicant: Huawei Technologies Co., Ltd.

Inventor： Ming JIANG ,  Yang SHEN ,  Wenfu WU

IPC: H04W76/02 ,  H04L29/08

CPC classification number: H04W76/10 ,  G06F11/1438 ,  H04L67/1097 ,  H04W8/30

Abstract: Embodiments of the present invention provide a communication data processing method, an apparatus, and a system. A communication data processing method includes: acquiring, by a processing apparatus, a data distribution policy, where the data distribution policy includes storage information of a storage apparatus, where the storage apparatus is configured to store context information of a user equipment UE; and saving, by the processing apparatus, context information of a UE into the storage apparatus according to the data distribution policy, or acquiring context information of a UE from the storage apparatus according to the data distribution policy. In this case, a service of the UE may be resumed according to the acquired context information, and uninterrupted service processing is achieved even if the processing network element is faulty or the processing node is faulty, thereby improving security and reliability of processing.

Abstract translation: 本发明的实施例提供一种通信数据处理方法，装置和系统。 通信数据处理方法包括：由处理装置获取数据分配策略，其中所述数据分配策略包括存储装置的存储信息，所述存储装置被配置为存储用户设备UE的上下文信息; 以及根据数据分配策略，由处理装置将UE的上下文信息保存到存储装置中，或者根据数据分配策略从存储装置获取UE的上下文信息。 在这种情况下，可以根据获取的上下文信息恢复UE的业务，即使处理网元故障或处理节点故障，也能够实现不间断的业务处理，提高了处理的安全性和可靠性。

公开(公告)号：US20150358870A1

公开(公告)日：2015-12-10

申请号：US14829139

申请日：2015-08-18

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Wenfu WU

IPC: H04W36/02 ,  H04W36/14 ,  H04W76/02

CPC classification number: H04W36/0016 ,  H04L12/66 ,  H04W8/26 ,  H04W36/02 ,  H04W36/14 ,  H04W76/12 ,  H04W92/02

Abstract: A data processing method is provided for forwarding data in the case of handover between heterogeneous networks. The data processing method includes: when a user equipment (UE) is handed over from an originating network to a target network, receiving, by the originating network, a data forwarding address obtained by the target network; creating a data forwarding tunnel between an originating network gateway and a target network gateway according to the data forwarding address; and forwarding data to the target network through the data forwarding tunnel. A data processing device is also provided. The lossless data processing solution can overcome the problem of data loss in the case of handover between heterogeneous networks in the existing technology, reduces the time of user service interruption and enhances the user experience.

Abstract translation: 提供数据处理方法，用于在异构网络之间切换的情况下转发数据。 数据处理方法包括：当用户设备（UE）从始发网络切换到目标网络时，由始发网络接收目标网络获得的数据转发地址; 根据数据转发地址，在始发网关和目标网关之间建立数据转发隧道; 并通过数据转发隧道将数据转发到目标网络。 还提供了一种数据处理装置。 无损数据处理解决方案可以克服现有技术中异构网络切换情况下数据丢失的问题，减少用户业务中断时间，增强用户体验。

公开(公告)号：US20140293769A1

公开(公告)日：2014-10-02

申请号：US14304522

申请日：2014-06-13

Applicant: Huawei Technologies Co., Ltd.

Inventor： Zhongping CHEN ,  Wenfu WU

IPC: H04L12/24

CPC classification number: H04L41/0672 ,  H04L41/0654 ,  H04W24/04 ,  H04W76/11 ,  H04W76/18 ,  H04W76/34

Abstract: The present invention relates to the communication field and discloses a method, an apparatus, and a system for processing device faults, which are used to recover the device fault in a timely manner and improve user's service experience. The processing method includes: receiving a connection deletion request message sent by a network device in the case of a fault, where the connection deletion request message includes a global packet data network connection identifier FQ-CSID; locally deleting a packet data network PDN connection related to the FQ-CSID, or retaining a PDN connection related to the FQ-CSID and receiving downlink data corresponding to the PDN connection; and performing a network-triggered service recovery procedure. The solutions provided in the present invention are applicable to device fault recovery scenarios.

Abstract translation: 本发明涉及通信领域，并且公开了一种用于处理设备故障的方法，装置和系统，其用于及时恢复设备故障并提高用户的服务体验。 处理方法包括：在故障的情况下，接收由网络设备发送的连接删除请求消息，其中连接删除请求消息包括全局分组数据网络连接标识符FQ-CSID; 本地删除与FQ-CSID相关的分组数据网络PDN连接，或保留与FQ-CSID相关的PDN连接并接收对应于PDN连接的下行链路数据; 并执行网络触发的服务恢复过程。 本发明提供的解决方案适用于设备故障恢复情况。

公开(公告)号：US20230337049A1

公开(公告)日：2023-10-19

申请号：US18213368

申请日：2023-06-23

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Chunxiang YAN ,  Youyang YU ,  Wenfu WU

IPC: H04W28/02 ,  H04L45/00 ,  H04L45/74 ,  H04W28/10

CPC classification number: H04W28/0268 ,  H04L45/38 ,  H04L45/74 ,  H04W28/10

Abstract: Embodiments of this application provide a communication method, a device, and a system, to resolve an out-of-order problem caused by per-packet traffic splitting. The method includes: determining, by a sending device, a sequence identifier of a to-be-transmitted data packet and an identifier of a first link for transmitting the data packet; and sending, by the sending device, the data packet to a receiving device, where a header of the data packet includes the identifier of the first link and the sequence identifier, the identifier of the first link is used to identify the first link, and the sequence identifier is used to identify a sending order of the data packet over the first link or in a link group to which the first link belongs.

公开(公告)号：US20230067900A1

公开(公告)日：2023-03-02

申请号：US17982935

申请日：2022-11-08

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Jianxin JIA ,  Wenfu WU ,  Zaifeng ZONG

IPC: H04W72/00 ,  H04W4/06

Abstract: A communication method and apparatus, and a storage medium are provided, to resolve a problem in a conventional technology of discontinuity of a multicast/broadcast service of a UE during handover. The method includes: A target access network device receives first multicast/broadcast service data from a source access network device and second multicast/broadcast service data from a core network device; and if determining that the first multicast/broadcast service data is synchronous with the second multicast/broadcast service data, the target access network device sends the second multicast/broadcast service data to a terminal device, so that the continuity of the multicast/broadcast service of the UE during handover is ensured as much as possible.

公开(公告)号：US20230043387A1

公开(公告)日：2023-02-09

申请号：US17974769

申请日：2022-10-27

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Feilong TANG ,  Wenfu WU ,  Hancheng LI ,  Jinhao YU ,  Guangxiong WU ,  Long CHEN ,  Cheng YAO

IPC: H04L47/62 ,  H04L47/283 ,  H04L47/24

Abstract: Embodiments of this application disclose a data transmission method, to reduce a delay. If a network device receives burst data, the network device preferentially sends the burst data. The burst data may be data whose data amount is greater than a data amount threshold.