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    • 3. 发明授权
    • Method and system for adaptive allocation of feedback resources for CQI and transmit pre-coding
    • 用于CQI的反馈资源的自适应分配和发送预编码的方法和系统
    • US09036516B2
    • 2015-05-19
    • US13313297
    • 2011-12-07
    • Mark KentVinko ErcegJun ZhengSirikiat Ariyavisitakul
    • Mark KentVinko ErcegJun ZhengSirikiat Ariyavisitakul
    • H04W72/04H04W24/10
    • H04W24/10H04B17/24H04W72/0453
    • In transmit pre-coding, a bandwidth and a feedback period to one or more CQI reporting units and a bandwidth and a feedback period to one or more PMI reporting units are assigned, respectively. Sub-divisions in time and/or frequency corresponding to the assigned bandwidths and the assigned feedback periods are dynamically adjusted based at least on uplink channel state information corresponding to the bandwidth and the feedback period assigned to the CQI reporting units, and the bandwidth and the feedback period assigned to the PMI reporting units. One or more feedback messages are generated based at least on the channel state information over the adjusted sub-divisions in time and/or frequency corresponding to the CQI reporting units and to the PMI reporting units, respectively. The bandwidth and/or the feedback period may be assigned based on the channel state information or as a function of a feedback rate.
    • 在发送预编码中,分配给一个或多个CQI报告单元的带宽和反馈周期以及到一个或多个PMI报告单元的带宽和反馈周期。 至少基于对应于分配给CQI报告单元的带宽和反馈周期的上行链路信道状态信息来动态地调整与分配的带宽和分配的反馈周期相对应的时间和/或频率的子部分,并且带宽和 反馈期分配给PMI报告单位。 至少基于经调整的子部分的信道状态信息,分别对应于CQI报告单元和对应于PMI报告单元的时间和/或频率生成一个或多个反馈消息。 可以基于信道状态信息或作为反馈速率的函数来分配带宽和/或反馈周期。
    • 6. 发明授权
    • Carrier sense multiple access (CSMA) for multiple user, multiple access, and/or MIMO wireless communications
    • 用于多用户,多址和/或MIMO无线通信的载波侦听多路访问(CSMA)
    • US08804495B2
    • 2014-08-12
    • US12816352
    • 2010-06-15
    • Peiman AminiMatthew James FischerVinko ErcegJoonsuk KimJoseph Paul Lauer
    • Peiman AminiMatthew James FischerVinko ErcegJoonsuk KimJoseph Paul Lauer
    • H04H20/71H04L12/26
    • H04L41/0893H04H20/61H04H20/72H04H40/27H04L43/024
    • Carrier sense multiple access (CSMA) for multiple user, multiple access, and/or MIMO wireless communications. In wireless communication systems that operate in supporting communications via one or more clusters, appropriate determination of when to begin making such transmissions on one or more clusters is made in accordance with intelligent carrier sense multiple access (CSMA) that may be performed in a number of different ways. In accordance with this, a cluster may be any combination composed of one or more channels among one or more bands. In supporting multi-cluster access, CSMA may be performed in selecting a primary cluster and performing backoff (e.g., countdown) thereon. After backoff is finished for the primary cluster, and the availability of one or more others clusters is checked, transmissions may be made using the available clusters. Alternatively, backoff may be made for each or multiple (a subset of) clusters or even individually for each respective cluster.
    • 用于多用户,多址和/或MIMO无线通信的载波侦听多路访问(CSMA)。 在经由一个或多个集群支持通信的操作的无线通信系统中,根据可以在多个集群中执行的智能载波侦听多路访问(CSMA)来适当地确定何时开始在一个或多个集群上进行这样的传输。 不同的方式。 根据这一点,群集可以是由一个或多个频带中的一个或多个频道组成的任何组合。 在支持多集群访问时,可以在选择主集群并在其上执行退避(例如倒计时)时执行CSMA。 对于主集群的退避完成后,检查一个或多个其他集群的可用性,则可以使用可用集群进行传输。 或者,可以针对每个或多个(子集的)簇进行退避,或者甚至针对每个相应的簇进行退避。
    • 8. 发明授权
    • Method and system for determining synchronization status in a wide band CDMA network
    • 用于确定宽带CDMA网络中的同步状态的方法和系统
    • US08626226B2
    • 2014-01-07
    • US12897972
    • 2010-10-05
    • Severine Catreux-ErcegMark KentUri M LandauVinko Erceg
    • Severine Catreux-ErcegMark KentUri M LandauVinko Erceg
    • H04B7/00H04B1/00
    • H04W52/56H04W52/241H04W52/44
    • A method and system for determining synchronization status in a wide band CDMA (WCDMA) network may comprise calculating a signal to noise ratio (SNR) of a downlink dedicated physical channel (DPCH) based on a plurality of transmit power control (TPC) bits received via the downlink dedicated physical channel (DPCH), wherein the value of at least one of the plurality of TPC bits is not known when at least one of the plurality of TPC bits is received. The transmit circuitry may be controlled based on the calculated signal to noise ratio. The transmit circuitry may be disabled if the calculated SNR of the plurality of TPC bits is below a first channel threshold. The transmit circuitry may be enabled if the calculated SNR of the plurality of TPC bits is above a second channel threshold.
    • 用于确定宽带CDMA(WCDMA)网络中的同步状态的方法和系统可以包括基于接收的多个发射功率控制(TPC)比特来计算下行链路专用物理信道(DPCH)的信噪比(SNR) 经由所述下行链路专用物理信道(DPCH),其中当接收到所述多个TPC比特中的至少一个时,所述多个TPC比特中的至少一个的值是未知的。 可以基于计算的信噪比来控制发射电路。 如果多个TPC比特的计算的SNR低于第一信道阈值,则可以禁用发射电路。 如果多个TPC比特的计算的SNR高于第二信道阈值,则可以使能发送电路。