| 一种精密测量不同声道相位差的新方法 |
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| 引用本文： | 徐康兴. 一种精密测量不同声道相位差的新方法[J]. 电视技术, 2009, 33(10) |
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| 作者姓名： | 徐康兴 |
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| 作者单位： | 北京牡丹电子集团有限责任公司,北京,100083 |
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| 摘 要： | 阐明了研发测量不同声道相位差新的廉价、精密方法的原因,介绍了新方法的原理、测试信号的构成及参数选择原则;并以实例介绍了具体的测量步骤和读数方法.
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| 关 键 词： | 不同声道相位差 特征点 特征点位移 |
New Method to Precisely Measuring Phase Difference in Different Sound Channel |
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| XU Kang-xing. New Method to Precisely Measuring Phase Difference in Different Sound Channel[J]. Ideo Engineering, 2009, 33(10) |
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| Authors: | XU Kang-xing |
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| Affiliation: | XU Kang-xing(Beijing Mudan Electronics Group Co.,Ltd.,Beijing 100083,China) |
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| Abstract: | Firstly, the reason of developing a new measurement method for phase difference in different sound channel is described.This new method is cheaper and more accurate than before.Then, the theory of new method, composing of testing signal and principle of parameter selecting are introduced.Finally, the measuring steps and reading methods are given based on practical examples. |
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| Keywords: | phase difference in different sound channel characteristic point characteristic point shift |
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