Implementation of IEEE 802.16e MIMO-OFDMA systems with K-BEST lattice decoding algorithm

被引:0
|
作者
Yoo, Byungwook [1 ]
Lee, Kyu Ha [2 ]
Lee, Chungyong [1 ]
机构
[1] Yonsei Univ, Dept Elect & Elect Engn, Seoul 120749, South Korea
[2] Samsung Thales R&D, Yongin, South Korea
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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
This paper presents an implementation of IEEE 802.16e MIMO-OFDMA systems using a fixed-point DSP. Among the various MIMO detectors, the proposed system is based on K-BEST lattice decoding algorithm that shows the performance close to maximum likelihood (NIL) receiver, the optimum receiver for MIMO systems. As a result, computation-efficient fixed-point algorithms are proposed and real-time system based on IEEE 802.16e 2x2 MIMO-OFDMA system is implemented.
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页码:81 / +
页数:2
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