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    • 8. 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。
    • 9. 发明申请
    • METHOD AND APPARATUS OF RESOURCE MANAGEMENT FOR MULTIMEDIA BROADCAST MULTICAST SERVICES
    • 多媒体广播服务的资源管理方法与装置
    • WO2008134554A3
    • 2009-02-12
    • PCT/US2008061633
    • 2008-04-25
    • INTERDIGITAL TECH CORPWANG JINWANG PETER SMUKHERJEE RAJAT PRITAMTERRY STEPHEN E
    • WANG JINWANG PETER SMUKHERJEE RAJAT PRITAMTERRY STEPHEN E
    • H04W72/00
    • H04W72/005
    • A method and apparatus of resource management for multimedia broadcast multicast services (MBMS) are disclosed. A wireless transmit/receive unit (WTRU) sends a measurement report and an MBMS reception performance report to a network. Single frequency network (SFN) area change may be made based on cell reselection information, WTRU macro-diversity MBMS reception performance, neighbor cell signal strength reported by a WTRU, interference level measured by the WTRU, a number of WTRUs in a cell, service priority, WTRU class, WTRU mobility trend, WTRU location to a cell center, WTRU MBMS reception interference level, etc. The MBMS service on/off decision and/or point-to-point (PTP) to point-to-multipoint (PTM) switching may be made based on a channel condition of a WTRU. The channel condition may be determined based on whether the WTRU is in in-sync or out-of-sync in MBMS reception, consecutive negative acknowledgements (NAKs) within a certain time window, measured pathloss from a reference channel, etc.
    • 公开了一种用于多媒体广播多播服务(MBMS)的资源管理方法和装置。 无线发射/接收单元(WTRU)向网络发送测量报告和MBMS接收性能报告。 可以基于小区重选信息,WTRU宏分集MBMS接收性能,由WTRU报告的相邻小区信号强度,由WTRU测量的干扰等级,小区中的WTRU数量,服务等级来进行单频网络(SFN)区域改变 优先级,WTRU级别,WTRU移动性趋势,到蜂窝中心的WTRU位置,WTRU MBMS接收干扰级别等。MBMS服务开/关决定和/或点到点(PTP)到点对多点(PTM )可以基于WTRU的信道状况进行切换。 可以基于WTRU在MBMS接收中是同步还是不同步,在特定时间窗内的连续否定确认(NAK),从参考信道测量的路径损耗等来确定信道条件。