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    • 2. 发明申请
    • POWER CONTROL FOR CLOSED LOOP TRANSMIT DIVERSITY AND MIMO IN UPLINK
    • 关闭闭环发射功率控制和上行链路MIMO
    • US20110263281A1
    • 2011-10-27
    • US13082725
    • 2011-04-08
    • Lujing CaiBenoit PelletierHong O. ZhangFengjun Xi
    • Lujing CaiBenoit PelletierHong O. ZhangFengjun Xi
    • H04W52/04H04B15/00H04B7/00
    • H04W52/42H04B7/0404H04B7/0413H04B7/0426H04B7/0623H04W52/08H04W52/146
    • A method for dynamically controlling the transmit power of transmission streams transmitted via multiple antennas is disclosed. A transmit power level for multiple streams is determined based on a first reference channel. The difference of signal to interface ratios (SIRs) between two reference channels may represent a power offset. The power offset may be used to determine gain factors used to transmit data channels on the secondary stream with reference to the gain factor of the first reference channel. The power offset may be used to determine other parameters, such a serving grant or transport block sizes of channels carried on the secondary stream. The power offset may allow transmission parameters of channels on the secondary stream to be determined based on the transmit power level of the primary stream and a gain factor for a reference channel transmitted via the primary stream.
    • 公开了一种用于动态地控制经由多个天线发送的传输流的发射功率的方法。 基于第一参考信道确定多个流的发射功率电平。 两个参考通道之间的信号与接口比(SIR)的差异可能代表功率偏移。 参考第一参考信道的增益因子,功率偏移可用于确定用于在次流上传输数据信道的增益因子。 功率偏移可以用于确定其他参数,例如在次流上承载的信道的服务授权或传输块大小。 功率偏移可以允许基于主流的发射功率电平确定次流上的信道的传输参数,以及通过主流发送的参考信道的增益因子。
    • 8. 发明申请
    • Managing Control Signaling Overhead For Multi-Carrier HSDPA
    • 管理多载波HSDPA的控制信令开销
    • US20120287869A1
    • 2012-11-15
    • US13371320
    • 2012-02-10
    • Fengjun XiLujing CaiJoseph S. LevyBenoit PelletierHong O. Zhang
    • Fengjun XiLujing CaiJoseph S. LevyBenoit PelletierHong O. Zhang
    • H04W72/04
    • H04B7/06H04L5/001H04L5/003H04L5/0058H04L5/0098H04W72/0406
    • Systems and methods for managing control signaling overhead for a multi-carrier HSDPA (MC-HSDPA) may be disclosed. In particular, a plurality of downlink carriers may be received and bundled or paired. Configuration information indicative of the bundling may then be generated and transmitted. Additionally, one or more components such as antennas, user equipment (UE), and the like may receive an indication of a configuration or state via a high speed shared control channel (HS-SCCH) order where the indication includes order bits and order types and the configuration may be applied to activate and/or deactivate the components or operations such as uplink closed-loop transmit diversity (CLTD), uplink multiple-input multiple-output (MIMO). The order bits and/or order types may also be extended to support the activation/deactivation of additional carriers of MC-HSDPA.
    • 可以公开用于管理多载波HSDPA(MC-HSDPA)的控制信令开销的系统和方法。 特别地,可以接收并捆绑或配对多个下行链路载波。 然后可以生成和发送指示捆绑的配置信息。 另外,诸如天线,用户设备(UE)等的一个或多个组件可以经由高速共享控制信道(HS-SCCH)命令来接收配置或状态的指示,其中该指示包括订单比特和订单类型 并且可以应用该配置来激活和/或去激活诸如上行链路闭环发射分集(CLTD),上行链路多输入多输出(MIMO)的组件或操作。 订单位和/或订单类型也可以被扩展以支持MC-HSDPA的附加载体的激活/去激活。