| OFDM系统设计及其Matlab实现 |
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| 引用本文： | 丁龙刚.OFDM系统设计及其Matlab实现[J].通信技术,2008,41(11). |
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| 作者姓名： | 丁龙刚 |
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| 作者单位： | 南京工业职业技术学院电气与自动化系,江苏南京,210016 |
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| 摘 要： | 文章对OFDM系统调制与解调技术进行了解析,得到了OFDM符号的一般表达式,给出了OFDM系统参数设计公式和加窗技术的原理及基于IFFT/FFT实现的OFDM系统模型,阐述了运用IDFT和DFT实现OFDM系统的根源所在;对Turbo码-OFDM系统进行了Matlab仿真,并根据特性曲线得出了相关结论.
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| 关 键 词： | OFDM系统 关键参数 加窗技术 系统仿真 |
System Design and Matlab Realization of OFDM |
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| DING Long-gang.System Design and Matlab Realization of OFDM[J].Communications Technology,2008,41(11). |
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| Authors: | DING Long-gang |
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| Affiliation: | DING Long-gang (Nanjing Institute of Industry Technology,Nanjing Jiangsu 210016,China) |
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| Abstract: | This paper analyzes the modulation and demodulation of OFDM system, obtaining a general expression of OFDM mark, and giving the design formulas of system parameters, principle of windowing technique, OFDM system model based on IFFT/FFT, the origin which achieves the OFDM system by using IDFT and DFT. And Matlab simulation of Turbo Code -OFDM system is implemented, and a relative conclusion is acquired according to the characteristic curves. |
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| Keywords: | OFDM system essential parameter windowing technique system simulation |
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