| 基于FPGA的二次测频方法研究与实现 |
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| 引用本文： | 张莉洁,黄建国,李力.基于FPGA的二次测频方法研究与实现[J].电子测量技术,2011(9):69-72. |
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| 作者姓名： | 张莉洁 黄建国 李力 |
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| 作者单位： | 电子科技大学自动化工程学院; |
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| 摘 要： | 结合最新射频微波数字技术,研究并综合了几种典型的微波频率测量方法的优缺点,借鉴了预分频和外差下变频方法的成功经验,进而提出1种新型高精度的频率测量方案——二次测频法,在测频理论和技术上有所创新.该方法基于等精度测频原理,主要实现了在FPGA内部进行1次频率测量之后,将第1次测量结果与被测信号得到的差频结果再进行第2次的...
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| 关 键 词： | 微波频率测量 二次测频法 外差下变频法 |
Research and Implementation of realizing secondary frequency measurement methods based on FPGA |
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| Zhang Lijie Huang Jianguo Li Li.Research and Implementation of realizing secondary frequency measurement methods based on FPGA[J].Electronic Measurement Technology,2011(9):69-72. |
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| Authors: | Zhang Lijie Huang Jianguo Li Li |
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| Affiliation: | Zhang Lijie Huang Jianguo Li Li(College of Automation Engineering,University of Electronic Science and Technology of China,Chengdu 611731) |
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| Abstract: | Combining with the latest rf microwave digital technology,research synthetically the advantages and disadvantages of several typical microwave frequency measurement method,such as prescale frequency measurement method and heterodyne frequency measurement method.Under the successful experience of these methods,and then put forward a new type of high frequency measurement program-the secondary frequency measurement method,which make a number of innovation in frequency measurement theory and technology.Based o... |
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| Keywords: | frequency measurement of microwave secondary frequency measurement heterodyne frequency measurement |
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