Improved channel estimation algorithms for MIMO OFDM systems
碩士 === 國立中興大學 === 通訊工程研究所 === 96 === Multiple-input-multiple-output(MIMO)in combination with orthogonal frequency division multiplexing(OFDM)can be used to improve the efficiency of mobile wireless communication systems. Specifically, with MIMO-OFDM, the transmission rate and transmission range can...
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ndltd-TW-096NCHU56500082016-05-09T04:13:42Z http://ndltd.ncl.edu.tw/handle/28678799705619984099 Improved channel estimation algorithms for MIMO OFDM systems 多輸入多輸出正交分頻多工系統之通道估計法的改良 Meng-Yi Lin 林孟毅 碩士 國立中興大學 通訊工程研究所 96 Multiple-input-multiple-output(MIMO)in combination with orthogonal frequency division multiplexing(OFDM)can be used to improve the efficiency of mobile wireless communication systems. Specifically, with MIMO-OFDM, the transmission rate and transmission range can be greatly enhanced at the same bit error rate condition. However, accurate channel parameter estimation will be needed in MIMO-OFDM systems for diversity combining, coherent detection and decoding, which is more complicated than channel estimation in SISO-OFDM systems. In this thesis, we will investigate existing algorithms for MIMO-OFDM channel estimation. Several reduced-complexity algorithms will be examined and we will propose methods to combat the performance degradation of these algorithms arising from some underlying assumptions. 吳國光 學位論文 ; thesis 59 zh-TW |
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碩士 === 國立中興大學 === 通訊工程研究所 === 96 === Multiple-input-multiple-output(MIMO)in combination with orthogonal frequency division multiplexing(OFDM)can be used to improve the efficiency of mobile wireless communication systems. Specifically, with MIMO-OFDM, the transmission rate and transmission range can be greatly enhanced at the same bit error rate condition. However, accurate channel parameter estimation will be needed in MIMO-OFDM systems for diversity combining, coherent detection and decoding, which is more complicated than channel estimation in SISO-OFDM systems. In this thesis, we will investigate existing algorithms for MIMO-OFDM channel estimation. Several reduced-complexity algorithms will be examined and we will propose methods to combat the performance degradation of these algorithms arising from some underlying assumptions.
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吳國光 |
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吳國光 Meng-Yi Lin 林孟毅 |
author |
Meng-Yi Lin 林孟毅 |
spellingShingle |
Meng-Yi Lin 林孟毅 Improved channel estimation algorithms for MIMO OFDM systems |
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Meng-Yi Lin |
title |
Improved channel estimation algorithms for MIMO OFDM systems |
title_short |
Improved channel estimation algorithms for MIMO OFDM systems |
title_full |
Improved channel estimation algorithms for MIMO OFDM systems |
title_fullStr |
Improved channel estimation algorithms for MIMO OFDM systems |
title_full_unstemmed |
Improved channel estimation algorithms for MIMO OFDM systems |
title_sort |
improved channel estimation algorithms for mimo ofdm systems |
url |
http://ndltd.ncl.edu.tw/handle/28678799705619984099 |
work_keys_str_mv |
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1718263025073389568 |