Demonstration of a 400  kbps real-time non-line-of-sight laser-based ultraviolet communication system over 500  m

Kun Wang; Chen Gong; Difan Zou; Xianqing Jin; Zhengyuan Xu

doi:10.3788/COL201715.040602

Chinese Optics Letters, Volume. 15, Issue 4, 040602(2017)

Demonstration of a 400 kbps real-time non-line-of-sight laser-based ultraviolet communication system over 500 m

Kun Wang¹, Chen Gong^1、*, Difan Zou¹, Xianqing Jin¹, and Zhengyuan Xu^1,2、**

¹Key Laboratory of Wireless-Optical Communications, Chinese Academy of Sciences, School of Information Science and Technology, University of Science and Technology of China, Hefei 230026, China

²Shenzhen Graduate School, Tsinghua University, Shenzhen 518055, China

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Figures & Tables(6)

Fig. 1. Block diagram for the NLOS UV communication system.

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Fig. 2. Miss synchronization probability from computer-based simulations.

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Fig. 3. BER performance from computer-based simulations.

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Fig. 4. NLOS UV communication test bed at (a) the transmitter side and (b) the receiver side.

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Fig. 5. Detected photoelectron signals: (a) multiple electrical pulses and (b) single electrical pulse.

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Table 1. Relevant Parameters in Simulation and Real System
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Table 1. Relevant Parameters in Simulation and Real System
Parameter Value
Laser optical power $P_{t}$ 200 mW
Symbol rate $R$ 2 Msps
Optical wavelength 266 nm
Quantum efficiency of the detector (with optical filter) $η$ 8%

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Kun Wang, Chen Gong, Difan Zou, Xianqing Jin, Zhengyuan Xu, "Demonstration of a 400 kbps real-time non-line-of-sight laser-based ultraviolet communication system over 500 m," Chin.Opt.Lett. 15, 040602 (2017)

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