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    • 82. 发明授权
    • Uplink radio access network with uplink scheduling
    • 具有上行链路调度的上行无线接入网络
    • US09397789B2
    • 2016-07-19
    • US14101538
    • 2013-12-10
    • InterDigital Technology Corporation
    • Guodong ZhangStephen E. TerryStephen G. Dick
    • H04W36/00H04L1/08H04L1/18H04W36/02H04W36/18
    • H04L1/08H04L1/1812H04L1/1829H04W36/02H04W36/18
    • A radio access network comprises a serving radio network controller (S-RNC). The S-RNC receives successfully received medium access control (MAC) packet data units (PDUs), discards duplicates of MAC PDUs, reorders the non-discarded MAC PDUs based on serial numbers of the MAC PDUs and delivers the MAC PDUs to a radio link control protocol layer. A controlling radio network controller (C-RNC) provides information to Node-Bs under its control for use in scheduling uplink transmissions. A plurality of Node-Bs schedule uplink transmissions in response to the information provided by its C-RNC, transmit scheduling information to user equipments of its cells, receive MAC PDUs from user equipments of its cells using hybrid automatic repeat request and forward the successfully received MAC PDUs to an associated S-RNC.
    • 无线接入网络包括服务无线网络控制器(S-RNC)。 S-RNC接收成功接收的媒体接入控制(MAC)分组数据单元(PDU),丢弃MAC PDU的重复,基于MAC PDU的序列号重新排序未丢弃的MAC PDU,并将MAC PDU传送到无线链路 控制协议层。 控制无线电网络控制器(C-RNC)向其控制的节点B提供信息以用于调度上行链路传输。 多个节点B根据其C-RNC提供的信息调度上行链路传输,向其小区的用户设备发送调度信息,使用混合自动重传请求从其小区的用户设备接收MAC PDU,并转发成功接收 MAC PDU到相关联的S-RNC。
    • 83. 发明授权
    • Resource allocation to users in slotted code division multiple access system using beams
    • 在使用波束的分段码分多址系统中向用户分配资源
    • US09380588B2
    • 2016-06-28
    • US13308970
    • 2011-12-01
    • Eldad Zeira
    • Eldad Zeira
    • H04B7/216H04W72/08H04B7/04H04B7/06H04B7/08H04W16/28H04W52/42H04W24/10H04W72/02H04W72/04
    • H04W72/082H04B7/0408H04B7/0617H04B7/086H04W16/28H04W24/10H04W52/42H04W72/02H04W72/0446
    • The invention includes several embodiments for slot assignment in code division multiple access communication systems. One embodiment for fixed beams assigns slots by first detecting a beam having the best received quality and selected the best slot from that beam. Another fixed beam embodiment determines the best slot or slots in a number of beams and determines the overall best beam/slot combination. Another fixed beam embodiment uses a modified interference factor. One embodiment for the uplink using adaptive arrays using a spatial analysis stage followed by a transmission power level estimation stage. An overall interference level associated with each slot is determined and a slot having the best overall quality is determined. Another embodiment for the downlink uses the spatial analysis and slot assignment of the uplink for the downlink. Another embodiment for the downlink uses a spatial and transmission power level estimation stages.
    • 本发明包括用于码分多址通信系统中的时隙分配的几个实施例。 固定波束的一个实施例通过首先检测具有最佳接收质量的波束并从该波束中选择最佳时隙来分配时隙。 另一个固定波束实施例确定多个波束中的最佳时隙或时隙,并确定整体最佳波束/时隙组合。 另一固定波束实施例使用修改的干扰因子。 使用自适应阵列的上行链路的一个实施例使用空间分析阶段,接着是传输功率电平估计级。 确定与每个时隙相关联的整体干扰电平,并且确定具有最佳整体质量的时隙。 下行链路的另一实施例使用用于下行链路的上行链路的空间分析和时隙分配。 下行链路的另一实施例使用空间和发射功率电平估计级。