| 基于MIMO-OFDM在高速下行分组接入技术中的研究 |
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| 引用本文： | 方飞,唐毅谦.基于MIMO-OFDM在高速下行分组接入技术中的研究[J].数字社区&智能家居,2007,2(5):834-836. |
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| 作者姓名： | 方飞 唐毅谦 |
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| 作者单位： | 辽宁工业大学信息科学与工程学院,辽宁锦州121001 |
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| 摘 要： | 结合Alamouti分集结构和空时分组编码技术,研究了MIMO-OFDM应用在高速下行分组接入（HSDPA）系统中的性能。首先分析了正交频分复用技术及其在HSDPA系统中应用的可行性。在此基础上,通过分析两根发送天线和一根接收天线时系统的性能,说明MIMO-OFDM技术的引入可以降低系统设计复杂度,提高频谱利用率。
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| 关 键 词： | 正交频分复用 多入多出 高速下行分组接入 空时分组码 |
| 文章编号： | 1009-3044（2007）09-20834-03 |
| 修稿时间： | 2007-04-20 |
The Study of High-Speed Downlink Packet Access Technology Based on MIMO-OFDM |
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| FANG Fei,TANG Yi-qian.The Study of High-Speed Downlink Packet Access Technology Based on MIMO-OFDM[J].Digital Community & Smart Home,2007,2(5):834-836. |
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| Authors: | FANG Fei TANG Yi-qian |
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| Abstract: | Unifies the Alamouti diversity structure and the Space-Time Block Coding technology,has studied the system performance of High-Speed Downlink Packet Access technology based on MIMO-OFDM.Firstly has analyzed the OFDM technology and its feasibility in the HSDPA system.In this foundation,Through analyzing the system performance with two transmissing antennas and one receiving antenna.Explained the MIMO-OFDM technology could reduce the complexity of the system,enhance the spectrum's efficiency. |
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| Keywords: | orthogonal frequency division multiplexing multiple input multiple output high-speed downlink packet accessspace-time block codes |
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