| 利用相关分析实现低信噪比信号的相位差测量 |
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| 引用本文： | 毛勇,江传华.利用相关分析实现低信噪比信号的相位差测量[J].舰船电子工程,2009,29(12):90-92. |
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| 作者姓名： | 毛勇 江传华 |
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| 作者单位： | 中国船舶重工集团公司第722研究所,武汉,430079 |
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| 摘 要： | 介绍了低信噪比情况下,利用相关分析法实现相位差测量的原理以及计算机仿真。实验表明,利用相关分析法能够实现高噪声环境下的相位差测量,测量结果能达到一定的精度。
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| 关 键 词： | 示波器 相关分析 低信噪比 相位差 |
Phase Difference Measurement Based on Correlation Analysis |
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| Mao Yong,Jiang Chuanhua.Phase Difference Measurement Based on Correlation Analysis[J].Ship Electronic Engineering,2009,29(12):90-92. |
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| Authors: | Mao Yong Jiang Chuanhua |
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| Institution: | Mao Yong Jiang Chuanhua (No. 722 Research Institute of CSIC, Wuhan 430079) |
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| Abstract: | Correlation analysis and application in the phase-difference measurement are discussed.At last,measuring result is tested by experiment.The result shows that the phase difference measurement by correlation analysis has the advantages of precision and strong anti-jam. |
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| Keywords: | oscilloscope correlation analysis low s/n phase difference |
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