Laser & Optoelectronics Progress, Volume. 58, Issue 3, 3060041(2021)
Performance Analysis of a Three-Hop RF/FSO/RF Airborne Communication Link Based on Decode-and-Forward Relaying
Figures & Tables(9)
Fig. 2. Outage probability under different turbulence intensities and RF fading conditions
Fig. 3. Outage probability varying with the average RF SNR under a fixed FSO average SNR condition
Fig. 4. Average BER under different modulation schemes and channel fading conditions
Fig. 5. Average BER under different turbulence intensities and RF fading conditions
Fig. 6. Average BER under different modulation schemes and turbulence intensities
Table 1.
<i>A</i>, <i>B</i> of different modulation schemes View tableTable 1.
<i>A</i>, <i>B</i> of different modulation schemes Scheme A B M BPSK 1/2 1 BFSK 1/2 1/2 QPSK 1 1/2 MPSK 1 sin2(π/M) ＞4
Table 2.
System parameters View tableTable 2.
System parameters Parameter Symbol Value FSO link distance (R1‒R2) L/km 100 Laser wavelength λ/nm 1550 Optical-to-electrical conversion efficiency R 1 Receiver diameter D/mm 200 Bandwidth Bband/MHz 250 RF link distance(S‒R1) L1/km 70 RF link distance(R1‒D) L2/km 70 RF carrier frequency f/GHz 60 Noise power spectral density N/(dBm · MHz-1) -114
Table 3.
Atmospheric turbulence parameters View tableTable 3.
Atmospheric turbulence parameters Parameter Cn2 σR α β η Weak turbulence 2.7×10-18 0.24 3.64 1.94 0.74 Strong turbulence 1.9×10-17 1.79 5.54 0.69 0.27
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Liu Wenya, Wang Xiang, Zhao Shanghong, Mu Di, Gao Hanghang. Performance Analysis of a Three-Hop RF/FSO/RF Airborne Communication Link Based on Decode-and-Forward Relaying[J]. Laser & Optoelectronics Progress, 2021, 58(3): 3060041
Paper Information
Category: Fiber Optics and Optical Communications
Received: Jul. 9, 2020
Accepted: --
Published Online: Mar. 12, 2021
The Author Email: Wenya Liu (kylinlwy@163.com)
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