Iterative extended soft-RLS algorithm for joint channel and frequency offset estimation for coded MIMO-OFDM systems\

被引:0
|
作者
Kim, Kyeong Jin [1 ]
Bhatt, Tejas [1 ]
Iltis, Ronald A. [2 ]
机构
[1] Nokia Inc, 6000 Connect Dr, Irving, TX 75039 USA
[2] Univ Calif Santa Barbara, Dept Elect & Comp Engn, Santa Barbara, CA 93106 USA
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
In this paper, we propose an iterative extended soft-RLS (IES-RLS) algorithm for a joint channel and frequency offset estimation for the coded MIMO-OFDM system. In this system, the a posteriori probability for the information bit computed from the channel decoder is used in the MIMO data detector, whose coded soft symbol decision is used in the proposed IES-RLS algorithm. To develop a feasible algorithm, the first order linearization with respect to channel parameters is used. Performance of the IES-RLS algorithm is verified with the Turbo and irregular LDPC codes.
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页码:2107 / +
页数:3
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