公开(公告)号：US09549433B2

公开(公告)日：2017-01-17

申请号：US14443768

申请日：2013-11-19

Applicant: ZTE Corporation

Inventor： Ying Huang ,  Shuang Liang ,  Feng Xie

IPC: H04W4/00 ,  H04W76/06 ,  H04W8/08 ,  H04W36/00

CPC classification number: H04W76/30 ,  H04W8/082 ,  H04W36/0061 ,  H04W76/32

Abstract: A method for releasing a LIPA connection is provided, which includes that a MME executes a LIPA connection releasing check according to received LIPA connection releasing auxiliary information, and judges whether to release a LIPA connection of UE; or, a wireless-side network element executes a LIPA connection releasing check according to received LIPA connection releasing auxiliary information, and judges whether to release the LIPA connection of the UE. A device for releasing a LIPA connection, an MME and a wireless-side network element are also provided. According to the technical solutions of the present disclosure, under the condition that a mobile relay supports LIPA, continuity of the LIPA connection of the UE in an Mobile Relay Node (MRN) handover process is ensured, continuity of a LIPA service of the UE is further ensured, and the quality of service for a user and a user experience are improved.

Abstract translation: 提供了一种用于释放LIPA连接的方法，其包括：MME根据接收到的LIPA连接释放辅助信息执行LIPA连接释放检查，并判断是否释放UE的LIPA连接; 或者，无线侧网元根据接收的LIPA连接解除辅助信息来执行LIPA连接解除检查，并判断是否释放UE的LIPA连接。 还提供了用于释放LIPA连接的设备，MME和无线侧网络元件。 根据本公开的技术方案，在移动中继支持LIPA的条件下，确保移动中继节点（MRN）切换过程中UE的LIPA连接的连续性，UE的LIPA业务的连续性为 进一步确保，提高了用户的服务质量和用户体验。

公开(公告)号：US20150289304A1

公开(公告)日：2015-10-08

申请号：US14432276

申请日：2013-09-29

Applicant: ZTE CORPORATION

Inventor： Shuang Liang ,  Zaifeng Zong ,  Shu Chen

IPC: H04W76/02

CPC classification number: H04W76/23 ,  H04W36/03 ,  H04W36/30 ,  H04W76/14 ,  H04W88/16

Abstract: Disclosed are a method, system and device for switching a communication path. The method comprises: an MME receives a request message, wherein the request message is used for requesting for a communication in a D2D path; and the MME sends at least one bearer resource processing request message to a GW, wherein the bearer resource processing request message is used for notifying that a data path on a network side is switched from a CN path to the D2D path to be transmitted. The step that the MME receives the request message may comprise: the MME receives the request message from a eNodeB; or, the MME receives at least one bearer processing request from at least one of the two pieces of UE which have performed a D2D communication through the eNodeB.

Abstract translation: 公开了一种用于切换通信路径的方法，系统和设备。 该方法包括：MME接收请求消息，其中请求消息用于请求D2D路径中的通信; 并且MME向GW发送至少一个承载资源处理请求消息，其中承载资源处理请求消息用于通知网络侧的数据路径从CN路径切换到要发送的D2D路径。 MME接收请求消息的步骤可以包括：MME从eNodeB接收请求消息; 或者，MME从已经通过eNodeB执行了D2D通信的两个UE中的至少一个接收至少一个承载处理请求。

公开(公告)号：US20150282017A1

公开(公告)日：2015-10-01

申请号：US14435143

申请日：2013-10-09

Applicant: ZTE CORPORATION

Inventor： Jing Wang ,  Na Zhou ,  Shuang Liang

IPC: H04W36/00 ,  H04W72/04 ,  H04L12/741 ,  H04W36/30 ,  H04W36/32

CPC classification number: H04W36/0033 ,  H04L45/745 ,  H04W8/02 ,  H04W36/30 ,  H04W36/32 ,  H04W72/0406 ,  H04W88/08

Abstract: A method for realizing mobility management of an Evolved Packet Core (EPC) network is described. A first control network element addresses a second control network element according to an identification or address information of the second control network element sent from a first Mobility Management Entity (MME), acquires an address of a Public Data Network (PDN) Gateway (PGW) and Tunnel Endpoint Identification (TEID) information of the PGW allocated by the second control network element, and sends to the second control network element an address of a first Serving Gateway (SGW) and TEID information of the first SGW allocated thereby; the first control network element sends to the first SGW flow table information including the address of the PGW and the TEID information of the PGW; and the second control network element sends to the PGW flow table information including the address of the first SGW and the TEID information of the first SGW. A system for realizing mobility management of an EPC network is also described. Coordination problems of two control network elements caused by changes of the control network elements due to a movement of a UE can be solved by the solution of the embodiments of the disclosure.

Abstract translation: 描述了用于实现演进分组核心（EPC）网络的移动性管理的方法。 第一控制网元根据从第一移动性管理实体（MME）发送的第二控制网元的标识或地址信息寻址第二控制网元，获取公共数据网（PDN）网关（PGW）的地址， 和由第二控制网元分配的PGW的隧道端点识别（TEID）信息，向第二控制网元发送第一服务网关（SGW）的地址和由其分配的第一SGW的TEID信息; 第一控制网元向第一SGW流表发送包括PGW的地址和PGW的TEID信息的信息; 并且第二控制网元向PGW流表发送包括第一SGW的地址和第一SGW的TEID信息的信息。 还描述了一种用于实现EPC网络的移动性管理的系统。 通过解决本公开的实施例可以解决由于UE的移动引起的控制网元的变化而引起的两个控制网元的协调问题。

公开(公告)号：US20140348069A1

公开(公告)日：2014-11-27

申请号：US14371047

申请日：2012-12-24

Applicant: ZTE Corporation

Inventor： Jing Wang ,  Shuang Liang

IPC: H04W74/02 ,  H04W76/06 ,  H04L12/24 ,  H04W8/08 ,  H04W74/08

CPC classification number: H04W74/02 ,  H04L41/0816 ,  H04W8/08 ,  H04W8/186 ,  H04W74/0808 ,  H04W76/32 ,  H04W76/38 ,  H04W76/40

Abstract: A method for processing local access connections, comprises: when a user terminal is in a connected state and accesses through a hybrid mode home nodeB, if a mobility management entity of a core network detects that closed subscriber group (CSG) membership of the user terminal changes or times out (401), the mobility management entity of the core network initiating releasing of all the activated local access packet data network (PDN) connections or notifying the home nodeB to trigger a local gateway to initiate releasing of all the activated local access PDN connections (402).

Abstract translation: 一种用于处理本地接入连接的方法，包括：当用户终端处于连接状态并通过混合模式家庭节点B进行接入时，如果核心网的移动性管理实体检测到用户终端的封闭用户组（CSG）成员资格 更改或超时（401），核心网络的移动性管理实体发起所有激活的本地接入分组数据网络（PDN）连接的释放，或者通知家庭节点B触发本地网关以发起所有激活的本地接入 PDN连接（402）。

公开(公告)号：US20140256291A1

公开(公告)日：2014-09-11

申请号：US14352355

申请日：2012-10-19

Applicant: ZTE CORPORATION

Inventor： Xingyue Zhou ,  Shuang Liang ,  Chunhui Zhu

IPC: H04W12/06 ,  H04L29/06

CPC classification number: H04W12/06 ,  H04L63/083 ,  H04L63/0892 ,  H04L63/162

Abstract: A User Equipment (UE), network-side device, system and method are disclosed for external authentication using an Extensible Authentication Protocol (EAP). The method includes, when the UE is initially attached to an Evolved Packet System (EPS) network via an Evolved UMTS Terrestrial Radio Access Network (E-UTRAN), the UE transmitting EAP authentication information required for the EAP authentication to a packet data network gateway and, after receiving EAP request, the UE transmitting a bearing resource modification request message carrying EAP response to the packet data network gateway. With the method, the UE can use the EAP authentication to implement authentication and authorization by an external authentication and authorization server via a GGSN/PDN GW in a process of connecting the UE to the EPS via a 3GPP access.

Abstract translation: 公开了一种用户设备（UE），网络侧设备，系统和方法，用于使用可扩展认证协议（EAP）进行外部认证。 该方法包括，当UE最初通过演进的UMTS陆地无线电接入网络（E-UTRAN）附接到演进分组系统（EPS）网络时，UE向分组数据网络网关发送EAP认证所需的EAP认证信息 并且在接收到EAP请求之后，UE向分组数据网络网关发送携带EAP响应的承载资源修改请求消息。 利用该方法，在通过3GPP接入将UE连接到EPS的过程中，UE可以使用EAP认证来实现外部认证和授权服务器经由GGSN / PDN GW的认证和授权。

公开(公告)号：US12219459B2

公开(公告)日：2025-02-04

申请号：US17865234

申请日：2022-07-14

Applicant: ZTE Corporation

Inventor： Xingyue Zhou ,  Jinguo Zhu ,  Shuang Liang

IPC: H04W40/24 ,  H04L45/24 ,  H04W40/02

Abstract: Methods, apparatus, and systems for enabling an application function to influence access traffic steering, switching, splitting control are described. In one example aspect, a wireless communication method includes transmitting a request from an application function to a network function to enable a creation or an update of a policy or a rule for traffic routing. The request includes one or more parameters indicating traffic routing information for one or more user devices. The one or more parameters comprise at least an access type preference for the one or more user devices. The method also includes receiving a response from the network function indicating the creation or the update of the policy or the rule for traffic routing.

公开(公告)号：US12185196B2

公开(公告)日：2024-12-31

申请号：US17706125

申请日：2022-03-28

Applicant: ZTE CORPORATION

Inventor： Zhendong Li ,  Shuang Liang

IPC: H04W4/08 ,  H04L12/18

Abstract: A system and method for enabling one to many multicast communication in a 5G wireless network are disclosed herein. In one embodiment, an example wireless communication method to enable multicast operation includes: querying, by a first wireless communication node, a second wireless communication node to receive one or more multicast group member information. The method further includes receiving, by the first wireless communication node, the one or more multicast group member information from the second wireless communication node, and configuring, by the first wireless communication node, one or more third wireless communication nodes with the one or more multicast group member information received from the second wireless communication node, to set up rules for multicast packet forwarding at the one or more third wireless communication nodes.

公开(公告)号：US12041527B2

公开(公告)日：2024-07-16

申请号：US17863197

申请日：2022-07-12

Applicant: ZTE Corporation

Inventor： Dapeng Li ,  Yin Gao ,  Jinguo Zhu ,  Shuang Liang

IPC: H04W40/02 ,  H04W8/02 ,  H04W48/16

CPC classification number: H04W40/02 ,  H04W8/02 ,  H04W48/16

Abstract: A routing selection method, apparatus, device and system and a storage medium are provided. The method includes receiving a route reassignment message sent by a serving core network device. The route reassignment message includes at least one of at least one of identification information or address information of an initial core network device; at least one of identification information or address information of the serving core network device; a context identifier assigned for a served object in at least one of the initial core network device, the access network device or the serving core network device; network slice information supported by the served object; or operator information supported by the served object.

公开(公告)号：US20230262530A1

公开(公告)日：2023-08-17

申请号：US18055270

申请日：2022-11-14

Applicant: ZTE CORPORATION

Inventor： Jinguo Zhu ,  Xiaoyun Zhou ,  Shuang Liang ,  He Huang

IPC: H04W28/24

CPC classification number: H04W28/24 ,  H04W92/24

Abstract: The embodiments of the present disclosure provide methods and apparatuses for control of Quality of Service (QoS). A method applied in a base station for control of QoS includes: receiving a Core Network (CN) flow identifier and information on a corresponding QoS parameter of a Packet Data Network (PDN) connection as transmitted from a CN control network element and creating a mapping relation between the CN flow identifier and the corresponding QoS parameter; and utilizing, after determining based on the received information on the QoS parameter of the PDN connection that a radio bearer satisfying a requirement of the QoS parameter exists between a user terminal and the base station, the existing radio bearer satisfying the requirement of the QoS parameter, creating a mapping relation between the existing radio bearer and the CN flow identifier of the PDN connection and transmitting information on the mapping relation to the user terminal.

公开(公告)号：US11503533B2

公开(公告)日：2022-11-15

申请号：US17674068

申请日：2022-02-17

Applicant: ZTE CORPORATION

Inventor： Shilin You ,  Jiyan Cai ,  Jin Peng ,  Jinguo Zhu ,  Shuang Liang ,  Fei Lu ,  Wantao Yu ,  Zhaoji Lin

IPC: H04W4/00 ,  H04W40/36 ,  H04W12/102 ,  H04W12/06 ,  H04W60/04

Abstract: A system and method of registration with AMF re-allocation. The system and method includes receiving, by an initial AMF from a wireless communication device via a RAN, a registration request comprising a first device identifier associated with the wireless communication device. The system and method includes determining, by the initial AMF, an identifier type associated with the first device identifier. The system and method includes generating, by the initial AMF, a reroute message comprising a second device identifier. The system and method includes originating, by the initial AMF to the wireless communication device, a security mode command message comprising a redirection criteria or an integrity negotiation algorithm, the security mode command message causes the wireless communication device to set the redirection criteria allowing the wireless communication device to accept a request message that is not integrity protected and return a security mode complete message to the initial AMF.