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    • 71. 发明申请
    • CENTRALIZED RADIO NETWORK CONTROLLER
    • 中央无线电网络控制器
    • WO2005036785A3
    • 2006-05-11
    • PCT/US2004028297
    • 2004-08-31
    • INTERDIGITAL TECH CORPTERRY STEPHEN EMILLER JAMES M
    • TERRY STEPHEN EMILLER JAMES M
    • H04W80/04H04W88/12H04W92/04H04W92/12H04L12/28H04L12/50H04L12/66H04Q7/00
    • H04W40/36H04L47/14H04W80/04H04W88/12H04W92/045H04W92/12
    • In a radio access network (300), novel system and methods reduce processing delay, and inprove integration with IP networks, by separating user data (325) from connection management and control data (329) at a node B (310) or at a base station. The user data are (325) routed to an IP(Internet Protocol) switch (309), whereas the connection management and control data (329) are routed to a centralized radio network controller (RNC) (303). Pursuant to a second embodiment of the invention, a centralized RNC provides improved radio resource management (RRM) functionality by handling all the connection management and control data for a plurality of the nodes B's, thereby simplifying the switching of the user data throughout the radio access network. Pursuant to a third embodiment of the invention, a smart IP swicth is equipped to swicth user data without core network (CN) involvement. Downlink user data are switched independently of uplink user data.
    • 在无线电接入网络(300)中,新颖的系统和方法通过将用户数据(325)与节点B(310)上的用户数据(325)与连接管理和控制数据(329)分离,从而减少处理延迟并改善与IP网络的集成 基站。 用户数据(325)被路由到IP(因特网协议)交换机(309),而连接管理和控制数据(329)被路由到集中无线电网络控制器(RNC)(303)。 根据本发明的第二实施例,集中式RNC通过处理多个节点B的所有连接管理和控制数据来提供改进的无线资源管理(RRM)功能,从而简化了整个无线接入中用户数据的切换 网络。 根据本发明的第三实施例,智能IP系统被配置为在没有核心网(CN)的情况下改变用户数据。 下行用户数据被独立于上行链路用户数据进行切换。
    • 77. 发明申请
    • METHOD AND APPARATUS FOR ENHANCED TRANSPORT FORMAT COMBINATION SELECTION IN WIRELESS COMMUNICATIONS
    • 在无线通信中用于增强传输格式组合选择的方法和设备
    • WO2009045892A2
    • 2009-04-09
    • PCT/US2008077844
    • 2008-09-26
    • INTERDIGITAL PATENT HOLDINGSPANI DIANAMARINIER PAULTERRY STEPHEN ECAVE CHRISTOPHER R
    • PANI DIANAMARINIER PAULTERRY STEPHEN ECAVE CHRISTOPHER R
    • H04J3/00
    • H04L29/02H04W28/065H04W72/1263
    • Efficient enhanced transport format combination (E-TFC) selection methods and apparatus support flexible radio link control (RLC) packet data unit (PDU) size and medium access control (MAC) layer segmentation. Methods for filling an enhanced medium access control (MAC-e) packet data unit (PDU) with data from logical channels as part of E-TFC selection are provided. In one embodiment, the E-TFC selection algorithm employs a single request from the MAC layer to the RLC layer to request the number of bits it is allowed to send for a logical channel to create enhanced MAC-e PDUs. In another embodiment, the MAC entity performs multiple requests to the RLC entity. In another embodiment, the MAC entity makes a single request to the RLC entity to create one or more enhanced MAC-e PDUs of a set size. A technique is also provided for maintaining a guaranteed bit rate (GBR) for non-scheduled data flows with variable-length headers.
    • 高效增强传输格式组合(E-TFC)选择方法和设备支持灵活的无线电链路控制(RLC)分组数据单元(PDU)大小和媒体访问控制(MAC)层分段。 提供了用作为E-TFC选择的一部分的来自逻辑信道的数据填充增强媒体接入控制(MAC-e)分组数据单元(PDU)的方法。 在一个实施例中,E-TFC选择算法采用从MAC层到RLC层的单个请求来请求其允许发送给逻辑信道以创建增强型MAC-e PDU的比特的数量。 在另一个实施例中,MAC实体对RLC实体执行多个请求。 在另一个实施例中,MAC实体向RLC实体发出单个请求以创建一个或多个设置大小的增强型MAC-e PDU。 还提供了用于为具有可变长度报头的非调度数据流维持保证比特率(GBR)的技术。