| 高精度信号频率测量研究 |
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| 引用本文： | 雷海东.高精度信号频率测量研究[J].江汉大学学报(自然科学版),2012,40(5):23-26. |
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| 作者姓名： | 雷海东 |
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| 作者单位： | 江汉大学物理与信息工程学院,湖北武汉,430056 |
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| 摘 要： | 频率测量是时域中描述时钟信号源稳定性的一种方法。采用DDS模块、计数器模块以及精密时间测量模块实现高精度的频率测量,并详细介绍了整个测量装置的原理与特征。
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| 关 键 词： | 精密时间 频率测量 直接数字合成 TDC-GP1 |
Study of Highly Accurate Signal Frequency Measurement |
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| LEI Hai-dong.Study of Highly Accurate Signal Frequency Measurement[J].Journal of Jianghan University:Natural Sciences,2012,40(5):23-26. |
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| Authors: | LEI Hai-dong |
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| Institution: | LEI Hai-dong (School of Physics and Information Engineering, Jianghan University, Wuhan 430056, Hubei, China) |
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| Abstract: | Frequency measurement is an assessment method of the frequency source stability in the time field. The highly accurate measurement is realized by using the DDS module, counter module and precision time measurement module. The principle and characteristics of the complete instrument are described. |
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| Keywords: | precision time frequency measurement DDS TDC-GP1 |
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