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    • 3. 发明申请
    • METHOD AND APPARATUS FOR COOPERATION STRATEGY SELECTION IN A WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统中的合作策略选择方法和装置
    • WO2010040098A2
    • 2010-04-08
    • PCT/US2009059439
    • 2009-10-02
    • QUALCOMM INCGOROKHOV ALEXEI YMALLIK SIDDHARTHABARBIERI ALANHOU JILEI
    • GOROKHOV ALEXEI YMALLIK SIDDHARTHABARBIERI ALANHOU JILEI
    • H04L5/00
    • H04W24/02H04L5/0023H04L5/0035H04L5/006H04L5/0073H04L5/0091
    • Systems and methodologies are described that facilitate cooperation strategy selection for a network multiple-in-multiple-out (N-MIMO) communication system. As described herein, one or more nodes in a communication system capable of N-MIMO communication can calculate marginal utilities, projected per-user rates, and/or other parameters corresponding to respective associated users. Based on these calculations, respective network nodes can perform user scheduling and selection, cell scheduling and selection, selection of a cooperation strategy (e.g., coordinated silencing, joint transmission, coordinated beamforming, etc.), and/or other operations to provide cooperative communication for respective users. As further described herein, projected rate calculation for a given user can be adjusted based on processing or channel implementation loss associated with the user, interference nulling capability of the user, or other factors. As additionally described herein, these and/or other parameters can be fed back by respective users to a serving network node and/or mandated via system performance requirements.
    • 描述了有助于网络多输入多输出(N-MIMO)通信系统的合作策略选择的系统和方法。 如本文所述,能够进行N-MIMO通信的通信系统中的一个或多个节点可以计算与各个关联用户相对应的边际效用,投影每用户速率和/或其他参数。 基于这些计算,各个网络节点可以执行用户调度和选择,小区调度和选择,协作策略的选择(例如协调静默,联合传输,协调波束成形等)和/或其他操作以提供协作通信 为各自的用户。 如在此进一步描述的,可以基于与用户相关联的处理或信道实现损失,用户的干扰置零能力或其他因素来调整给定用户的预计费率计算。 如此处另外描述的,这些和/或其他参数可以由相应的用户反馈到服务网络节点和/或经由系统性能要求来强制执行。
    • 7. 发明申请
    • A MASTER-SLAVE ARCHITECTURE IN A CLOSED LOOP TRANSMIT DIVERSITY SCHEME
    • 封闭环路发射多样性方案中的主从建筑
    • WO2012096984A1
    • 2012-07-19
    • PCT/US2012020812
    • 2012-01-10
    • QUALCOMM INCJIANG YIBOSAMBHWANI SHARAD DEEPAKHOU JILEI
    • JIANG YIBOSAMBHWANI SHARAD DEEPAKHOU JILEI
    • H04B7/06H04B1/707
    • H04B7/0404H04B1/7085H04B7/0617H04B7/0634H04B7/0871H04B2001/70724
    • A base station receiver (610), a computer program product operable at a base station (600), and a method operable at a base station receiver (610), for receiving uplink transmit diversity transmissions utilizing a master/ slave scheme at the receiver (610). One or more tracking loops, such as a searcher task, a time tracking loop, or a frequency tracking loop may be implemented at the base station receiver (610) to determine compensation values, such as finger timings for a rake receiver or frequency compensation values, in accordance with characteristics of a primary pilot channel (514) transmitted utilizing a first precoding weight vector. Here, corresponding compensation values may be derived for the reception of a secondary pilot channel (520) transmitted utilizing a precoding weight vector orthogonal to the first precoding weight vector, simply based on those determined for the primary pilot channel (514). That is, the compensation value assignment for receiving the second pilot channel may act as a slave to its master, being the
    • 基站接收机(610),在基站(600)处可操作的计算机程序产品以及可在基站接收机(610)处操作的方法,用于在接收机处利用主/从方案接收上行链路发射分集传输 610)。 可以在基站接收机(610)处实现一个或多个跟踪环路,诸如搜索器任务,时间跟踪环路或频率跟踪环路,以确定补偿值,例如耙式接收机的手指定时或频率补偿值 ,根据利用第一预编码权重向量发送的主导频信道(514)的特性。 这里,可以简单地基于为主导频信道(514)确定的那些,导出利用与第一预编码权重向量正交的预编码权重向量发送的辅导频信道(520)的相应补偿值。 也就是说,用于接收第二导频信道的补偿值分配可以作为其主设备的从设备,作为用于接收主导频信道的补偿值分配(514)。