| 宽频带幅度比和相位差测量系统的设计 |
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| 引用本文： | 徐晓林,刘四新,屈义平.宽频带幅度比和相位差测量系统的设计[J].国外电子元器件,2010(2):9-11. |
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| 作者姓名： | 徐晓林 刘四新 屈义平 |
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| 作者单位： | 沈阳航空工业学院;吉林大学; |
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| 基金项目： | 国家高技术研究发展计划863项目(2008AA06Z103);;国家自然科学基金(40874043) |
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| 摘 要： | AD8302是一款集测量幅度和相位于一体的单款集成电路，且测量精度高，测量频带范围宽。适用于移动通信及接收系统。介绍AD8302结构原理及工作模式，并结合C8051F单片机对AD8302测得的2路信号的幅度比和相位差值进行模数转换，构建一个基于C8051F单片机的片上数据采集系统，并利用VB语言编写单片机与PC机的串口通信，可将实时采集到的数据送到PC机中。
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| 关 键 词： | AD8302 幅度比与相位差 C8051F VB通信 |
Design of wideband magnitude ratio and phase difference measurement system |
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| XU Xiao-lin,LIU Si-xin,QU Yi-ping.Design of wideband magnitude ratio and phase difference measurement system[J].International Electronic Elements,2010(2):9-11. |
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| Authors: | XU Xiao-lin LIU Si-xin QU Yi-ping |
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| Affiliation: | 1.Shenyang Institute of Aeronautical Engineering;Shenyang 110136;China;2.Jilin University;Changchun 130000;China |
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| Abstract: | The AD8302 is an innovate,fully integrated system for measuring gain and phase,which features high measurement accuracy and wide-band measurements,so it is suitable for mobile communications and the receiving system. The principle and mode structure of AD8302 are introduced in the paper,C8051F is combined with single-chip AD8302 to measure the magnitude ratio and phase difference values of A/D conversioning of two signals,and an on-chip data acquisition system is constructed based on C8051F MCU,using VB lan... |
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| Keywords: | AD8302 magnitude ratio and phase difference C8051F VB communication |
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