首页> 外国专利> Apparatus, method and computer program product providing iterative recursive least squares (RLS) algorithm for coded MIMO systems

Apparatus, method and computer program product providing iterative recursive least squares (RLS) algorithm for coded MIMO systems

机译:提供用于编码MIMO系统的迭代递归最小二乘(RLS)算法的设备,方法和计算机程序产品

摘要

A method embodiment receives a symbol vector on a plurality of channels. For each of the channels, the channel and a normalized frequency offset of the channel is estimated. Also for each of the channels, a soft decision value of the symbol vector is determined. An iterative recursive least squares RLS algorithm is executed on each of the channels that approximates a covariance matrix of a composite noise vector of the received symbol vector until a minimum change to the estimate of the channel and the estimate of the normalized frequency offset is reached. Using the recursively estimated channel and normalized frequency offset across each of the channels, a jointly decoded decision on the symbol vector is output. Embodiments for devices and computer programs are also detailed.
机译:方法实施例在多个信道上接收符号向量。对于每个信道,估计信道和信道的归一化频率偏移。同样对于每个信道,确定符号向量的软判决值。在每个信道上执行迭代递归最小二乘RLS算法,该算法近似于接收到的符号向量的复合噪声向量的协方差矩阵,直到信道估计值的最小变化和归一化频率偏移的估计值为止。使用递归估计的信道和每个信道上的归一化频率偏移,输出对符号向量的联合解码判决。设备和计算机程序的实施例也被详细描述。

著录项

  • 公开/公告号US2007286312A1

    专利类型

  • 公开/公告日2007-12-13

    原文格式PDF

  • 申请/专利权人 KYEONG JIN KIM;

    申请/专利号US20070809705

  • 发明设计人 KYEONG JIN KIM;

    申请日2007-05-31

  • 分类号H04L27/06;

  • 国家 US

  • 入库时间 2022-08-21 20:15:45

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