| 胶囊微机电系统的无线信号传输性能分析与实验 |
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| 引用本文： | 陈英俊,赵晶英.胶囊微机电系统的无线信号传输性能分析与实验[J].机械设计与研究,2012,28(3):34-37. |
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| 作者姓名： | 陈英俊 赵晶英 |
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| 作者单位： | 广东石油化工学院机电工程学院; |
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| 基金项目： | 广东高校石油化工过程装备故障诊断与信息化控制工程技术开发中心资助项目，广东石油化工学院重点建设学科资助项目 |
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| 摘 要： | 胶囊微机电系统在体内所采集到的信号是利用无线信号进行传输的。无线信号有可能无法穿透胶囊外壳和在人体组织内造成剧烈衰减。本文首先从理论上分析了无线信号的频率、天线形状、胶囊外壳材料和人体组织等方面对系统无线信号传输性能的影响,然后计算了2.4 GHz的天线参数,最后对胶囊采用不同形状的天线、外壳材料和在不同的外围人体组织中进行了传输距离的实验研究。
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| 关 键 词： | 胶囊式 微机电系统 天线 无线信号传输 |
Performance Analysis and Experiments of the Wireless Signal of Capsule MEMS |
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| CHEN Ying-jun
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ZHAO Jing-ying.Performance Analysis and Experiments of the Wireless Signal of Capsule MEMS[J].Machine Design and Research,2012,28(3):34-37. |
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| Authors: | CHEN Ying-jun ZHAO Jing-ying |
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| Affiliation: | (Mechatronical Engineering College,Guangdong University of Petrochemical Technology,Maoming 525000,China) |
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| Abstract: | The signal collected by capsule MEMS in human body is transmitted in wireless mode.Wireless signal may not pass through the capsule shell and can be attenuated by human tissue.This paper firstly analyzes the influences of the signal frequency,antenna shape,shell material and human tissue theoretically the on performance of wireless signal.And then the parameters of a 2.4GHz antenna are calculated.Finally experiments about transmission range of capsule with different antennas,shell materials and human tissues are conducted. |
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| Keywords: | capsule MEMS antenna wireless signal transmission |
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