| 16QAM-OFDM矿井基带调制系统的设计 |
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| 引用本文： | 蔡翠翠,沈磊.16QAM-OFDM矿井基带调制系统的设计[J].煤炭技术,2011,30(6). |
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| 作者姓名： | 蔡翠翠 沈磊 |
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| 作者单位： | 安徽理工大学电气与信息工程学院,安徽淮南,232001 |
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| 基金项目： | 中国煤炭工业协会科学技术指导计划项目 |
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| 摘 要： | 分析了煤矿井下无线通信系统复杂的传输环境和主要存在的问题,介绍了OFDM技术抗多径衰落的原理及特点,通过建立OFDM基带调制系统,使用16QAM调制方式对系统进行仿真,得出误码率曲线。
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| 关 键 词： | 抗多径衰落 OFDM 16QAM 误码率 |
Design of 16QAM-OFDM Baseband Modulation System in Mine |
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| CAI Cui-cui,SHEN Lei.Design of 16QAM-OFDM Baseband Modulation System in Mine[J].Coal Technology,2011,30(6). |
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| Authors: | CAI Cui-cui SHEN Lei |
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| Affiliation: | CAI Cui-cui,SHEN Lei(Electrical and Information Engineering College,Anhui University of Science & Technology,Huainan 232001,China) |
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| Abstract: | This paper analyzed the complex transmission environment of wireless communication system and the main existing problems,introduced the principles and characteristics of anti-multipath fading of OFDM technology,used 16QAM for system simulation through establishing the OFDM baseband modulation system and obtained the BER curve finally. |
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| Keywords: | OFDM 16QAM |
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