Fig. 1. LED光源辐射模拟图Radiation simulation of LED source

Fig. 2. 三种朗伯型LED实际辐射分布与65°标准朗伯分布对比Comparison of real radiation distribution and 65° standard Lambertian distribution of three Lambertian LEDs

Fig. 3. 255 nm、280 nm LED实际相对辐射强度分布与朗伯辐射分布对比Comparison of real relative radiation intensity distribution and Lambertian radiation distribution of 255 nm, 280 nm LEDs

Fig. 4. 255 nm、280 nm LED实际相对辐射强度分布与高斯拟合分布对比Comparison of real relative radiation intensity distribution and Gauss fitting distribution of 255 nm, 280 nm LEDs

Fig. 5. LED光通信直视信道模型LED optical communication line-of-sight channel model

Fig. 6. 实验平台Experiment platform

Fig. 7. 三种朗伯型LED接收光功率与距离的关系The relationship between receive optical power and distance of three Lambertian-type LEDs

Fig. 8. 不同距离对应的相对误差Relative error corresponding to different distances

Fig. 9. 三种朗伯型LED接收光功率与φ、ψ的关系The relationship between receive optical power and φ, ψ of three Lambertian-type LEDs

Fig. 10. 不同角度对应的相对误差Relative error corresponding to different angles

Fig. 11. 两种类高斯型LED接收光功率与距离的关系The relationship between receive optical power and distance of two Gauss-like-type LEDs

Fig. 12. 距离实验中高斯值、朗伯值与测量值的相对误差对比Comparison of relative errors between Gauss value, Lambertian value and measured value in distance experiment

Fig. 13. 两种类高斯型LED接收光功率与φ、ψ的关系The relationship between receive optical power and φ, ψ of two Gauss-like-type LEDs

Fig. 14. 两种类高斯型LED高斯相对误差、朗伯相对误差与φ、ψ的关系The relationship between Gauss relative error, Lambertian relative error and φ, ψ of two Gauss-like-type LEDs