| 工控系统串行通信传输线的阻抗匹配技术 |
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| 引用本文： | 叶志琼,郑春华. 工控系统串行通信传输线的阻抗匹配技术[J]. 工业控制计算机, 2006, 19(10): 16-17 |
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| 作者姓名： | 叶志琼 郑春华 |
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| 作者单位： | 福建省湄洲湾职业技术学院电子系,福建,莆田,351200;福建省湄洲湾职业技术学院电子系,福建,莆田,351200 |
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| 摘 要： | 针对工控系统串行通信传输线的主要参数及其效应进行了分析和讨论,根据电磁理论,提出了抑制传输线效应的有效措施-阻抗匹配技术.从提高工控系统可靠性的角度出发,对信号反射的不同形式给出了相应的阻抗匹配解决方案,同时提供了相应的电路原理图,具有实际的工程应用价值.
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| 关 键 词： | 阻抗匹配 传输线效应 抗干扰 |
| 收稿时间： | 2006-04-06 |
| 修稿时间： | 2006-04-06 |
Impedance matching Techniques of Serial Communication in Industry Control System |
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| Abstract: | The main parameters and effect of serial transmission line in industry control system have been discussed in the paper.According to EMC theory,it comes up with an effective measure in restraining side-effect of transmission line.Aim on improving reliability of industry control system,it provides relevant solution according to difference signal reflection.And the correspondence application circuit has been introduce in detail.it is of fairly engineering value in practical application. |
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| Keywords: | impedance matching transmission line anti-interference |
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