| 基于MIMO通信的OFDM／SC～FDE码分多址接人技术研究 |
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| 引用本文： | 崔玲,曹燕.基于MIMO通信的OFDM／SC～FDE码分多址接人技术研究[J].现代电子技术,2010,33(5):5-8. |
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| 作者姓名： | 崔玲 曹燕 |
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| 作者单位： | 华南理工大学,电子与信息学院,广东,广州,510640 |
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| 基金项目： | 国家自然科学青年基金项目 |
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| 摘 要： | 为有效克服正交频分复用（OFDM）系统存在的不足，提高系统性能，将OFDM技术及单载波频域均衡（SC—FDE）技术分别与码分多址接入（CDMA）技术相结合，并在多输入多输出（MIMO）空间复用技术的高速率通信基础上，研究了相应的两种基带系统结构，讨论了系统所用的频域均衡算法及系数，最后给出性能仿真结果。结果表明，MIMO—SC—FDE—CDMA技术相结合能够更有效地提高系统性能，降低用户间干扰，有着良好的应用前景。
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| 关 键 词： | 多输入多输出 正交频分复用 单载波频域均衡 码分多址接入 |
Research on OFDM and SC-FDE Systems with MIMO and CDMA |
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| CUI Ling,CAO Yan.Research on OFDM and SC-FDE Systems with MIMO and CDMA[J].Modern Electronic Technique,2010,33(5):5-8. |
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| Authors: | CUI Ling CAO Yan |
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| Affiliation: | CUI Ling,CAO Yan(School of Electronic , Information Engineering,South China University of Technology,Guangzhou,510640,China) |
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| Abstract: | Aimming at disadvantages of Orthogonal Frequency Division Multiplexing(OFDM),combining OFDM technology and Single Carrier-Frequency Domain Equalization(SC-FDE) technology with Code Division Multiple Access(CDMA) technology,and based on high frequency communication of Multiple Input Multiple Output(MIMO) architecture,architectures of the two baseband systems are studied.The frequency domain channel equalization and its coefficients are analyzed.The simulation results show that the MIMO-SC-FDE-CDMA systems ha... |
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| Keywords: | multiple input multiple output orthogonal frequency division multiplexing single carrier-frequency domain equalization SC-FDE code division multiple access |
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