The single-scattering theory is always used to study the non-line-of-sight (NLOS) light propagation, but when it is used for long distance or under complicated weather, much larger error will occur.

• 非视线(NLOS)光传输信道的研究目前常用单次散射近似方法，在进行较远距离、复杂天气条件下NLOS光传输模拟时误差很大，为此，本文提出并建立了一种基于蒙特卡罗方法NLOS光传输模型。