| 变频技术在软件无线电中的应用研究 |
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| 引用本文： | 刘泽军,刘波粒.变频技术在软件无线电中的应用研究[J].无线电通信技术,2007,33(3):61-64. |
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| 作者姓名： | 刘泽军 刘波粒 |
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| 作者单位： | 1. 河北师范大学教务处,河北,石家庄,050016
2. 河北师范大学职业技术学院,河北,石家庄,050031 |
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| 基金项目： | 河北省科技厅攻关项目课题 |
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| 摘 要： | 简要介绍了基于变频技术的软件无线电结构的形成,宽带中频采样接收机的变频原理及其过程,并以超外差接收技术和软件无线电理论为基础,从变频技术的视角分析了宽带中频带通采样接收结构的频率变换及频谱搬移过程,并给出了一种基于变频技术的软件无线电宽带中频采样接收机的硬件实现方案。
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| 关 键 词： | 变频技术 软件无线电 宽带中频采样接收机 |
| 文章编号： | 1003-3114（2007）03-61-4 |
| 修稿时间： | 2006-11-20 |
Application Study of Frequency Conversion Technique in Software Radio |
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| LIU Ze-jun,LIU Bo-li.Application Study of Frequency Conversion Technique in Software Radio[J].Radio Communications Technology,2007,33(3):61-64. |
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| Authors: | LIU Ze-jun LIU Bo-li |
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| Affiliation: | 1.Educational Administration Department of Hebei Normal University, Shijiazhuang Hebei 050016, China;2.Department of Electronics,Vocational And Technical Education College, Hebei Normal University, Shijiazhuang Hebei 050031, China |
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| Abstract: | Based on the super heterodyne receiving technology and software radio theory,this paper analyzes the frequency conversion process and frequency pushing process in the wideband IF bandpass sampling and receiving structure against frequency conversion technique.At the same time,it puts forward a hardware realization scheme of software radio wideband IF sampling receiver on the basis of frequency conversion technique. |
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| Keywords: | frequency conversion technique software radio wideband IF sampling receiver |
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