| OFDM技术在数字音频广播中的应用 |
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| 引用本文： | 付会凯,吴慎山.OFDM技术在数字音频广播中的应用[J].平原大学学报,2008(4). |
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| 作者姓名： | 付会凯 吴慎山 |
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| 作者单位： | [1]新乡学院机电工程学院 [2]河南师范大学物理与信息工程学院 |
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| 基金项目： | 河南省科技攻关项目(项目编号:981120229) |
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| 摘 要： | 介绍了数字音频广播技术,并与传统模拟广播做比较,分析了OFDM技术基本原理及DAB系统使用OFDM技术的原因,最后给出了基于OFDM技术的DAB信号形成方案。
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| 关 键 词： | 数字音频 OFDM 单频网络 多普勒频移 |
The Application of Orthogonal Frequency Division Multiplexing Technique in Digital Audio Broadcasting |
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| FU Hui-kai,WU Shen-shan.The Application of Orthogonal Frequency Division Multiplexing Technique in Digital Audio Broadcasting[J].Journal of Pingyuan University,2008(4). |
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| Authors: | FU Hui-kai WU Shen-shan |
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| Institution: | FU Hui-kai1,2,WU Shen-shan2(1.The College of Mechanical , Electrical Engineering,Xinxiang University,Xinxiang 453003,China,2.The College of Physics&Information Engineering,Henan Normal University,Xinxiang 453007,China) |
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| Abstract: | This paper describes the technology of Digital Audio Broadcasting and makes a comparison with traditional analog broadcasting,Analyses the basic principles of the OFDM technology and the reasons of DAB system for using OFDM technology,Finally gives the DAB signal the formation of the program based on OFDM technology. |
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| Keywords: | digital audio orthogonal frequency division multiplexing single frequency network doppler shift |
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