公开(公告)号：US20140119340A1

公开(公告)日：2014-05-01

申请号：US14127126

申请日：2012-06-15

Applicant: LG ELECTRONICS INC.

Inventor： Alexandre Saso Stojanovski ,  Hyunsook Kim ,  Jaehyun Kim ,  Taehyeon Kim ,  Laeyoung Kim

IPC: H04W36/00 ,  H04W8/02 ,  H04W48/20

CPC classification number: H04W36/22 ,  H04W8/02 ,  H04W8/082 ,  H04W28/08 ,  H04W36/0077 ,  H04W48/20

Abstract: In order to perform SIPTO@LN for PDN connections, MME performs: receiving, from a HeNB, information about one or more GWs, said information comprising an IP address of each local GW and at least one among APN-specific information for said one or more local GWs and/or a non-APN-specific indication for said one or more local GWs; initiating, based on subscription data and the received information about a particular local GW among said one or more local GWs, deactivation of one or more PDN connections by sending to UE a NAS Deactivate Bearer Request message indicating that reactivation is required for said one or more PDN connections; and selecting, in response to a reactivation attempt by the UE and based on said subscription data and the received information about said particular local GW, said particular local GW to allow SIPTO@LN to be performed via said particular local GW.

Abstract translation: 为了对PDN连接执行SIPTO @ LN，MME执行：从HeNB接收关于一个或多个GW的信息，所述信息包括每个本地GW的IP地址以及针对所述一个的APN特定信息中的至少一个， 所述一个或多个本地GW的更多本地GW和/或非APN特定指示; 在所述一个或多个本地GW中基于订阅数据和关于特定本地GW的接收到的信息来启动，通过向UE发送指示为所述一个或多个本地GW需要重新激活的NAS去激活承载请求消息来停用一个或多个PDN连接 PDN连接; 以及响应于所述UE的重新激活尝试并且基于所述订阅数据和关于所述特定本地GW的所接收的信息来选择所述特定本地GW，以允许通过所述特定本地GW执行SIPTO @ LN。