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METHOD AND APPARATUS FOR OPTIMUM SELECTION OF MIMO AND INTERFERENCE CANCELLATION

机译:MIMO和干扰消除的最佳选择的方法和装置

摘要

Systems and methodologies are described that facilitate performing interference nulling and rank prediction in an access terminal. Multiple receiver demodulator types may be implemented at the access terminal, and an interference covariance matrix may be estimated thereat. SNRs may be calculated for the various receiver demodulator types, and an optimum rank and associated CQI information may be identified and generated, respectively, which information may then be transmitted to an access point. At least one of the receiver demodulator types may perform an interference nulling protocol. For example, the receiver demodulator types may comprise at least one minimum mean-squared error interference-nulling (MMSE-IN) demodulator, along with and one or more of a maximal ratio combining (MRC) demodulator and a minimum mean-squared error (MMSE) demodulator.
机译:描述了有助于在接入终端中执行干扰归零和秩预测的系统和方法。可以在接入终端处实现多种接收机解调器类型,并且可以在此处估计干扰协方差矩阵。可以针对各种接收机解调器类型计算SNR,并且可以分别识别和生成最优等级和相关联的CQI信息,然后可以将该信息发送到接入点。接收机解调器类型中的至少一种可执行干扰消除协议。例如,接收机解调器类型可以包括至少一个最小均方误差干扰消除(MMSE-IN)解调器,以及最大比合并(MRC)解调器和最小均方误差( MMSE)解调器。

著录项

  • 公开/公告号EP1904859A4

    专利类型

  • 公开/公告日2012-08-01

    原文格式PDF

  • 申请/专利权人 QUALCOMM INCORPORATED;

    申请/专利号EP20060785028

  • 发明设计人 SAMPATH HEMANTH;

    申请日2006-06-16

  • 分类号H04B1;H04B7/06;H04B7/08;H04B15;H04J99;H04L1;H04L25/02;

  • 国家 EP

  • 入库时间 2022-08-21 17:17:17

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