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    • 1. 发明申请
    • DL Backhaul Control Channel Design For Relays
    • DL回程控制通道设计继电器
    • US20110103292A1
    • 2011-05-05
    • US12855331
    • 2010-08-12
    • Kalpendu R. PasadSung-Hyuk H. ShinMihaela C. BeluriMarian RudolfPascal M. AdjakpleJohn W. Haim
    • Kalpendu R. PasadSung-Hyuk H. ShinMihaela C. BeluriMarian RudolfPascal M. AdjakpleJohn W. Haim
    • H04B7/14H04W72/04
    • H04W40/22H04B7/155H04L5/0053H04L5/0094H04W72/04H04W72/0406H04W72/042H04W84/047H04W88/04
    • Methods and apparatus are described for providing compatible mapping for backhaul control channels, frequency first mapping of control channel elements (CCEs) to avoid relay-physical control format indicator channel (R-PCFICH) and a tree based relay resource allocation to minimize the resource allocation map bits. Methods and apparatus (e.g., relay node (RN)/evolved Node-B (eNB)) formapping of the Un downlink (DL) control signals, Un DL positive acknowledgement (ACK)/negative acknowledgement (NACK) and/or relay-physical downlink control channel (R-PDCCH) (or similar) in the eNB to RN (Un interface) DL direction are described. This includes time/frequency mapping of above-mentioned control signals into resource blocks (RBs) of multimedia broadcast multicast services (MBMS) single frequency network (MBSFN)-reserved sub-frames in the RN cell and encoding procedures for these. Also described are methods and apparatus for optimizing signaling overheads by avoiding R-PCFICH and minimizing bits needs for resource allocation.
    • 描述了用于为回程控制信道提供兼容映射的方法和装置,控制信道单元(CCE)的频率首先映射以避免中继 - 物理控制格式指示符信道(R-PCFICH)和基于树的中继资源分配以最小化资源分配 映射位。 Un DL正向确认(ACK)/否定确认(NACK)和/或中继物理层的方法和装置(例如中继节点(RN)/演进节点B(eNB))形成Un(DL)控制信号 描述了eNB到RN(Un接口)DL方向中的下行链路控制信道(R-PDCCH)(或类似的)。 这包括上述控制信号到RN小区中的多媒体广播组播服务(MBMS)单频网(MBSFN)保留子帧的资源块(RB)的时间/频率映射以及这些子帧的编码过程。 还描述了通过避免R-PCFICH并最小化资源分配的位需求来优化信令开销的方法和装置。
    • 10. 发明申请
    • UPLINK SOUNDING REFERENCE SIGNALS CONFIGURATION AND TRANSMISSION
    • 上传参考信号配置和传输
    • US20110268028A1
    • 2011-11-03
    • US13078531
    • 2011-04-01
    • Janet A. Stern-BerkowitzChang-Soo KooPeter S. WangSung-Hyuk ShinJohn W. HaimStephen G. DickMihaela C. Beluri
    • Janet A. Stern-BerkowitzChang-Soo KooPeter S. WangSung-Hyuk ShinJohn W. HaimStephen G. DickMihaela C. Beluri
    • H04W4/00
    • H04W52/325H04L5/0048H04L27/2613
    • Methods and apparatus for sounding reference signals (SRS) configuration and transmission. The methods include receiving configuration of wireless transmit/receive unit (WTRU)-specific SRS subframes for transmitting SRS and upon receipt of a trigger, transmitting the SRS for a number of antennas. The SRS transmissions may occur in each subframe of a duration of WTRU-specific SRS subframes that start a number of WTRU-specific SRS subframes after a triggering subframe. For multiple SRS transmissions from multiple antennas, cyclic shift multiplexing and different transmission combs may be used. The cyclic shift for an antenna may be determined from a cyclic shift reference value. The cyclic shift determined for each antenna providing a maximum distance between cyclic shifts for the antennas transmitting SRS in a same WTRU-specific subframe. SRS transmissions from multiple antennas in the WTRU-specific subframe may be done in parallel. Methods for handling collisions between SRS and physical channels are presented.
    • 用于探测参考信号(SRS)配置和传输的方法和装置。 所述方法包括接收用于发送SRS的无线发射/接收单元(WTRU)特定的SRS子帧的配置,以及在接收到触发时,发射多个天线的SRS。 SRS传输可以发生在在触发子帧之后开始多个WTRU特定SRS子帧的WTRU特定SRS子帧的持续时间的每个子帧中。 对于来自多个天线的多个SRS传输,可以使用循环移位复用和不同的传输梳。 可以从循环移位基准值确定天线的循环移位。 为在相同的WTRU特定子帧中发射SRS的天线的循环移位之间提供最大距离的每个天线确定的循环移位。 WTRU特定子帧中的多个天线的SRS传输可以并行完成。 介绍了SRS和物理通道之间的碰撞处理方法。