Dimming Controllable Hybrid Multilayer OFDM Modulation Method for Indoor Visible Light Communication

Jiawei Ren; Tao Wang; Zhijian Xu; Jing Qu

doi:10.3788/CJL230589

Value interval of

η_{p}

α

β

0 \leq η_{p} < η_{l o w}^{}

\frac{\sum_{l = 1}^{L} \frac{σ}{\sqrt[]{2 π} 2^{l / 2}}}{η (I_{H} - I_{L}) - σ_{s_{n}}}

η_{l o w} \leq η_{p} \leq η_{h i g h}

\frac{η_{p} (I_{H} - I_{L}) - \sum_{l = 1}^{L} \frac{σ}{β_{0} \sqrt[]{2 π} 2^{l / 2}} - σ_{s_{n}}}{I_{H} - I_{L} - 2 \sum_{l = 1}^{L} \frac{σ}{β_{0} \sqrt[]{2 π} 2^{l / 2}} - 2 σ_{s_{n}}}

β_{0}

η_{h i g h} < η_{p} \leq 1

\frac{\sum_{l = 1}^{L} \frac{σ}{\sqrt[]{2 π} 2^{l / 2}}}{(1 - η) (I_{H} - I_{L}) + σ_{s_{n}}}

Jiawei Ren, Tao Wang, Zhijian Xu, Jing Qu. Dimming Controllable Hybrid Multilayer OFDM Modulation Method for Indoor Visible Light Communication[J]. Chinese Journal of Lasers, 2024, 51(2): 0206001

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