| 宽带正交解调器幅相一致性测量 |
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| 引用本文： | 黎向阳,刘光平,梁甸农,周智敏. 宽带正交解调器幅相一致性测量[J]. 国防科技大学学报, 2000, 22(2): 60-63 |
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| 作者姓名： | 黎向阳 刘光平 梁甸农 周智敏 |
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| 作者单位： | 国防科技大学电子科学与工程学院,湖南,长沙,410073 |
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| 摘 要： | 基于数字示波器和网络分析仪 ,提出了两种测量方法 ,解决了宽带正交解调系统 I、Q幅度和相位误差的测量问题 ,比较了两种方法的优缺点 ,并成功应用于某 1 0 0 MHz带宽正交解调系统的测量和调试中。
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| 关 键 词： | 宽带正交解调器 数字示波器 矢量网络分析仪 |
| 收稿时间： | 1999-06-29 |
The Measurement of the Amplitude and Phase Error of Wide Band Quadrature Demodulator |
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| LI Xiangyang,LIU Guangping,LIANG Diannong and ZHOU Zhimin. The Measurement of the Amplitude and Phase Error of Wide Band Quadrature Demodulator[J]. Journal of National University of Defense Technology, 2000, 22(2): 60-63 |
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| Authors: | LI Xiangyang LIU Guangping LIANG Diannong ZHOU Zhimin |
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| Affiliation: | College of Electronic Science and Engineering, National Univ. of Defense Technology, Changsha 410073, China;College of Electronic Science and Engineering, National Univ. of Defense Technology, Changsha 410073, China;College of Electronic Science and Engineering, National Univ. of Defense Technology, Changsha 410073, China;College of Electronic Science and Engineering, National Univ. of Defense Technology, Changsha 410073, China |
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| Abstract: | Based on the digital oscilloscope and vector network analyzer, two methods of the amplitude and phase error measuring of wide band quadrature demodulator are proposed and compared. They've also been verified in the measurement of a quadrature demodulator of 100MHz band. |
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| Keywords: | wide band quadrature demodulator digital oscilloscope vector network analyzer |
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