| 超声多普勒血流信号的时间－频率表示法 |
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| 引用本文： | 汪源源,王威琪.超声多普勒血流信号的时间－频率表示法[J].复旦学报(自然科学版),1994(5). |
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| 作者姓名： | 汪源源 王威琪 |
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| 作者单位： | 复旦大学电子工程系 |
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| 摘 要： | 介绍了维纳分布和复合型核时间－频率分布两种信号的时间－频率表示法，然后将这两种表示法应用于超声多普勒血流信号分析实验，并对结果进行了讨论．
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| 关 键 词： | 超声 多普勒 血流 时间━频率分布 |
Time-frequency representation for Doppler ultrasound flow signals |
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| Wang Yuanyuan, Wang Weiqi.Time-frequency representation for Doppler ultrasound flow signals[J].Journal of Fudan University(Natural Science),1994(5). |
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| Authors: | Wang Yuanyuan Wang Weiqi |
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| Institution: | Department of Electronic Engineering |
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| Abstract: | Two methods of time-frequency reprsentation for signal analysis are introduced in this paper. The properties of these methods are analysed, and their applications to Doppler ultrasound boold flow signal analysis experiments are presented. |
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| Keywords: | ultrasound Doppler blood flow time-frequency distribution |
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