ENHANCEMENT TO THE BUFFER STATUS REPORT FOR COORDINATED UPLINK GRANT ALLOCATION IN DUAL CONNECTIVITY IN AN LTE NETWORK
    3.
    发明申请
    ENHANCEMENT TO THE BUFFER STATUS REPORT FOR COORDINATED UPLINK GRANT ALLOCATION IN DUAL CONNECTIVITY IN AN LTE NETWORK 审中-公开
    缓存状态报告在LTE网络中双向连接的协调上联授权分配

    公开(公告)号:WO2015126564A1

    公开(公告)日:2015-08-27

    申请号:PCT/US2015/012392

    申请日:2015-01-22

    CPC classification number: H04W72/0413 H04W28/0205 H04W28/0278 H04W72/0486

    Abstract: Technology for efficiently splitting a bearer at the packet data convergence protocol (PDCP) layer for uplink (UL) data transfers in wireless networks where dual connectivity is available is disclosed. A user equipment (UE) can send buffer status reports (BSRs) to a master evolved node B (MeNB) and a secondary evolved node B (SeNB). The BSRs can be formatted such that the amount of data in a radio link control (RLC) buffer at the UE and the amount of data in a packet data convergence protocol (PDCP) buffer at the UE are contained in different fields. The BSRs can also contain redundancy indicator (RI) values specifying a redundancy level between the PDCP buffer amounts included in the BSRS. The MeNB and the SeNB may then coordinate, via an X2 interface, an amount of uplink (UL) resources to allocate to the UE.

    Abstract translation: 公开了在具有双连接性的无线网络中用于在用于上行链路(UL)数据传输的分组数据融合协议(PDCP)层处有效地拆分承载的技术。 用户设备(UE)可以向主演进节点B(MeNB)和次演进节点B(SeNB)发送缓冲状态报告(BSR)。 BSR可以被格式化,使得UE处的无线电链路控制(RLC)缓冲器中的数据量和UE处的分组数据会聚协议(PDCP)缓冲器中的数据量被包含在不同的字段中。 BSR还可以包含指定包括在BSRS中的PDCP缓冲器量之间的冗余级别的冗余指示符(RI)值。 然后,MeNB和SeNB可以经由X2接口来协调向UE分配的上行链路(UL)资源量。

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