白光LED照明光源用作室内无线通信研究

【关键词】 可见光通信; 无线光通信; 室内无线通信; 白光LED;

【摘     要】 提出并分析了基于白光发光二极管(LED)的室内无线通信系统,比较了其与基于红外的无线通信技术的优缺点。通过对LED光源特性、通信链路和系统信道模型进行分析讨论,指出了照明设计和接收机设计时应考虑的因素。

A wireless indoor communication system utilizing white light emitting diode(LED) has been proposed and analysed here and the difference between white-colored light communication and infrared wireless communication has also been given. Based on discussions of basic properties of LED lights, communication links and system channel model, basic strategies for designs of LED lights and receivers are pointed out.