| 基于带通采样技术的数据采集 |
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| 引用本文： | 田孝文,莫翠琼. 基于带通采样技术的数据采集[J]. 舰船电子工程, 2005, 25(6): 133-135 |
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| 作者姓名： | 田孝文 莫翠琼 |
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| 作者单位： | 解放军电子工程学院,合肥,230037 |
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| 摘 要： | 简要介绍了数据采集的基本原理，在分析Nyquist采样定理与香农带通采样定理的基础上，研究了适应数据采集的中频带通采样技术，重点讨论了该技术中抗混叠滤波所引起的相位非线性问题的解决方法。
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| 关 键 词： | 数据采集 A／D 带通采样 FRR |
| 收稿时间： | 2005-03-02 |
| 修稿时间： | 2005-04-11 |
Data Acquisition Based on Band-pass Sampling Technology |
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| Tian Xiaowen,Mo Cuiqiong. Data Acquisition Based on Band-pass Sampling Technology[J]. Ship Electronic Engineering, 2005, 25(6): 133-135 |
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| Authors: | Tian Xiaowen Mo Cuiqiong |
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| Affiliation: | Electronic Engineering Institute of PLA, Hefei 230037 |
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| Abstract: | The paper introduces the basic principle of data acquistion brefly.Based on the analysis of sampling theory of Nyquist and the sampling theory of Shannon.The study of MF band-pass sampling technology adapted to acquisition is carried out.It mainly discuss the way to solve the phase nonlinearith problem that brought about by anti-aliasing filter. |
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| Keywords: | data acquisition A/D band- pass samlpling FRP |
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