Effects of Optical Beams on MIMO Visible Light Communication Channel Characteristics
Abstract
:1. Introduction
2. Spatial Optical Beams Characteristics
2.1. Lambertian Optical Beams
2.2. Non-Lambertian Optical Beams
3. Analytical VLC Channel Model
3.1. Lambertian VLC Channel Model
3.2. Non-Lambertian VLC Channel Model
4. MIMO VLC Channel Capacity
4.1. Lambertian MIMO Channel Capacity
4.2. Non-Lambertian MIMO Channel Capacity
5. Numerical Analysis
6. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Parameters | Values |
---|---|
Room size (W × L × H) | 5 ×5 × 3 m3 |
Reflection coefficient of walls | 0.60 |
Emitted power of each transmitter | 100 mW |
LED Lambertian index | 1 |
Receiver field of view | 30° |
Physical area of PD | 1 cm2 |
Responsively of PD | 0.4 A/W |
Concentrator refractive index | 1.54 |
Optical filter gain | 1 |
Modulation bandwidth | 10 MHz |
Charge of an electron | 1.602 × 10−19 |
Background light current | 5100 μA |
Absolute temperature | 298 K |
Feedback resistance of TIA | 6 kΩ |
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Ding, J.; I, C.-L.; Wang, J.; Yang, H. Effects of Optical Beams on MIMO Visible Light Communication Channel Characteristics. Sensors 2022, 22, 216. https://doi.org/10.3390/s22010216
Ding J, I C-L, Wang J, Yang H. Effects of Optical Beams on MIMO Visible Light Communication Channel Characteristics. Sensors. 2022; 22(1):216. https://doi.org/10.3390/s22010216
Chicago/Turabian StyleDing, Jupeng, Chih-Lin I, Jintao Wang, and Hui Yang. 2022. "Effects of Optical Beams on MIMO Visible Light Communication Channel Characteristics" Sensors 22, no. 1: 216. https://doi.org/10.3390/s22010216
APA StyleDing, J., I, C.-L., Wang, J., & Yang, H. (2022). Effects of Optical Beams on MIMO Visible Light Communication Channel Characteristics. Sensors, 22(1), 216. https://doi.org/10.3390/s22010216