| 基于小波包的调频波解调软件方法 |
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| 引用本文： | 林敏. 基于小波包的调频波解调软件方法[J]. 中国计量学院学报, 2000, 11(1): 72-76 |
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| 作者姓名： | 林敏 |
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| 作者单位： | 中国计量学院,测控工程系,浙江,杭州,310034 |
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| 基金项目： | 国家自然科学基金资助项目! ( 69773 0 43 )，国家质量技术监督局资助项目 |
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| 摘 要： | 提出了基于小波包的调频波解调方法 ,通过对各种调频信号进行时频分析 ,给出了信号的时间—频率谱图 ,能有效地检测到瞬时频率和获取调频信息 ,该方法可广泛应用于动态测试和软件无线电等领域
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| 关 键 词： | 调频信号 小波包 时频分析 |
A software method of frequency-modulated signal demodulating based on orthogonal wavelet packet |
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| LIN Min. A software method of frequency-modulated signal demodulating based on orthogonal wavelet packet[J]. Journal of China Jiliang University, 2000, 11(1): 72-76 |
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| Authors: | LIN Min |
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| Abstract: | A software method of frequency|modulated signal demodulating based on wavelet packet is proposed in this paper.A variety of frequency|modulated signals are analyzed in time|frequency domain and the spectrograms are presented.This method can detect instantaneous frequency effectively and get frequency|modulated information,can be widely applied to dynamic testing and software radio. |
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| Keywords: | frequency-modulated signal wavelet packet time-frequency analysis |
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