| 提高超声图象分辨率的频域解卷方法 |
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| 引用本文： | 陶进绪,周康源.提高超声图象分辨率的频域解卷方法[J].中国科学技术大学学报,1996(4). |
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| 作者姓名： | 陶进绪 周康源 |
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| 作者单位： | 电子工程与信息科学系 |
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| 摘 要： | 从Ｈｅｌｍｈｏｌｔｚ波动方程出发，导出了假定条件下超声成像模型．依据此模型对接收信号进行Ｗｉｅｎｅｒ逆滤波，实验表明这一方法能有效提高系统的分辨率
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| 关 键 词： | 超声成像，线性系统，付氏变换，解卷，轴向分辩率 |
Deconvolution Method in Frequency Domain for Improving the Resolution of Ultrasonic Images |
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| Tao Jinxu,Zhou Kangyuan.Deconvolution Method in Frequency Domain for Improving the Resolution of Ultrasonic Images[J].Journal of University of Science and Technology of China,1996(4). |
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| Authors: | Tao Jinxu Zhou Kangyuan |
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| Institution: | Department of Electronic Enginnering and Information Science |
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| Abstract: | This paper deduces a model for forming ultrasonic images under some hypotheses from Helmholz wave equation and applies the Wiener inverse filter to receive signals, experiment results shows that this method can improve the resolution effectively. |
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| Keywords: | ultrasonic image linear system fourier transform axial resolution deconvolution the model |
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