| FIR数字滤波的物理解释 |
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| 引用本文： | 徐火希,雷学堂.FIR数字滤波的物理解释[J].重庆教育学院学报,2008,21(3):11-13. |
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| 作者姓名： | 徐火希 雷学堂 |
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| 作者单位： | 黄冈师范学院,物理科学与技术系,湖北,黄州438000 |
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| 摘 要： | 利用MATLAB的运算和作图功能，针对数字信号处理的特点，以数字低通滤波器为例，分析信号经过系统在时域卷积运算和频域乘积运算的物理过程。
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| 关 键 词： | 数字信号处理 卷积 数字滤波 低通滤波 |
| 文章编号： | 1008-6390(2008)03-0011-03 |
| 修稿时间： | 2008年1月18日 |
The physical explanation of FIR digital filtering |
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| XU Huo-xi,LEI Xue-tang.The physical explanation of FIR digital filtering[J].Journal of Chongqing College of Education,2008,21(3):11-13. |
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| Authors: | XU Huo-xi LEI Xue-tang |
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| Institution: | (Department of Physical Science and Technology, Huanggang Normal University, Hubei 438000, China) |
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| Abstract: | In this paper, the physical process of time domain convolution operation and frequency domain product operation were analyzed by taking the digital low pass filtering as the examples, using the calculating and mapping function of MATLAB and considering the characteristics of the digital signal processing. |
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| Keywords: | digital signal processing convolution digital filtering low pass filtering |
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