【摘要】 为降低太阳光背景噪声对室外光通信系统通信距离、数据传输速率、误码率等系统性能的影响,首次设计搭建背景光噪声测量系统,结合实际测量分析结果,设计提出一种基于希尔伯特-黄变换的太阳光噪声抑制技术。实验结果表明,该技术可有效降低太阳光背景噪声对室外可见光通信系统的影响,提高系统抗干扰能力和稳定性与可靠性。更多还原

【Abstract】 In order to restrain the sunlight noise of outdoor visible light communication system, and improve the system communication distance, data rate and error rate performance, with consideration of the measurement result of the firstly built background light noise measurement system, a sunlight suppression technology based on Hilbert-Huang transformation is proposed in this paper, which could effectively restrain the sunlight influence on the outdoor visible light communication system, and improve the system’s stability and reliability performance.更多还原