| 对OFDM系统的研究 |
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| 引用本文： | 张俊义.对OFDM系统的研究[J].科技情报开发与经济,2011,21(36):93-94. |
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| 作者姓名： | 张俊义 |
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| 作者单位： | 太原理工大学计算机学院,山西省太原,030024;晋中市国家税务局经济技术开发区税务分局,山西晋中,030600 |
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| 摘 要： | 在移动无线通信中,正交频分复用（OFDM）技术具有频带利用率高和抗多径能力强等优点,能提供高速率和高质量的通信服务。介绍了OFDM系统的发展概况,阐述了OFDM系统的基本原理、系统模型和结构,探讨了OFDM技术的优缺点。
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| 关 键 词： | 正交频分复用 信噪比 峰均值功率比 |
Study on OFDM System |
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| ZHANG Jun-yi.Study on OFDM System[J].Sci-Tech Information Development & Economy,2011,21(36):93-94. |
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| Authors: | ZHANG Jun-yi |
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| Institution: | ZHANG Jun-yi |
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| Abstract: | In MRC（mobile radio communication）,OFDM（orthogonal frequency division multiplexing）,which possesses some advantages such as the high-usage of frequency band,and strong anti-multipath capability,etc.,can provide high-speed and high-quality communication services.This paper introduces the general development situation of OFDM system,expounds the basic principles,model and structure of OFDM system,and probes into the advantages and disadvantages of OFDM technology. |
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| Keywords: | OFDM SNR（signal to noise ratio） PAPR（peak ＆ average power ratio） |
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