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全向紫外光通信技术研究

DOI: 10.15918/j.tbit1001-0645.2015.04.015

Keywords: 全向紫外通信 信道模型 通信系统

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Abstract:

针对国内外在全向紫外光通信理论模型研究方面的空白,以及系统的通信距离近、法实现全向的问题,基于蒙特卡罗方法,建立全向紫外光通信的信道模型,分析接收信噪比;并基于紫外LED阵列及光电倍增管,通过对全向发射/接收天线的光学设计,采用4-PPM调制方式,建立速率为115.2 kbit/s的全向紫外散射光通信测试系统. 经过测试,接收系统的信噪比与模型仿真基本一致,实现了100 m范围内的全向通信,误码率优于1×10-5

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