| 基于 LabWindows／CVI 的时频分析软件系统设计 |
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| 引用本文： | 段兰兰. 基于 LabWindows／CVI 的时频分析软件系统设计[J]. 山西电子技术, 2014, 0(3): 68-69 |
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| 作者姓名： | 段兰兰 |
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| 作者单位： | 中北大学信息探测与处理技术研究所,山西太原030051 |
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| 摘 要： | 为满足测试测量研究过程中对非平稳信号特征的便捷提取,本文利用时频分析技术并基于LabWin-dows／CVI设计了时频分析软件系统,整个系统采用模块化的编程思想,用C语言实现STFT算法、Morlet小波算法和Wigner算法,使得软件具有良好的通用性和可扩展性。
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| 关 键 词： | 软件设计 时频分析 虚拟仪器 |
Design of Time-frequency Software System Based on LabWindows/CVI |
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| Duan Lanlan. Design of Time-frequency Software System Based on LabWindows/CVI[J]. Shanxi Electronic Technology, 2014, 0(3): 68-69 |
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| Authors: | Duan Lanlan |
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| Affiliation: | Duan Lanlan ( Institute of Signal Capturing ＆ Processing Technology, North University of China, Taiyuan Shanxi 030051, China) |
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| Abstract: | In this thesis , the software system of time-frequency based on LabWindows/CVI is used to capture the non -stationary signal characteristics in measurement searching practice .The whole system is implemented by modular programming ideas , and uses C language to implement STFT algorithm , Morlet wavelet algorithm and Wigner algorithm .All of this promotes the versatility and expansibility of system . |
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| Keywords: | software design time-frequency analysis virtual instrument |
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