• Laser & Optoelectronics Progress
  • Vol. 58, Issue 3, 3060041 (2021)
Liu Wenya1、*, Wang Xiang1, Zhao Shanghong1, Mu Di1, and Gao Hanghang2
Author Affiliations
  • 1College of Information and Navigation, Air Force Engineering University, Xi′an, Shaanxi 710077, China
  • 2294638 Troops, Nanchang , Jiangxi 330000, China
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    DOI: 10.3788/LOP202158.0306004 Cite this Article Set citation alerts
    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 Copy Citation Text show less
    Three-hop RF/FSO/RF airborne communication link model
    Fig. 1. Three-hop RF/FSO/RF airborne communication link model
    Outage probability under different turbulence intensities and RF fading conditions
    Fig. 2. Outage probability under different turbulence intensities and RF fading conditions
    Outage probability varying with the average RF SNR under a fixed FSO average SNR condition
    Fig. 3. Outage probability varying with the average RF SNR under a fixed FSO average SNR condition
    Average BER under different modulation schemes and channel fading conditions
    Fig. 4. Average BER under different modulation schemes and channel fading conditions
    Average BER under different turbulence intensities and RF fading conditions
    Fig. 5. Average BER under different turbulence intensities and RF fading conditions
    Average BER under different modulation schemes and turbulence intensities
    Fig. 6. Average BER under different modulation schemes and turbulence intensities
    SchemeABM
    BPSK1/21
    BFSK1/21/2
    QPSK11/2
    MPSK1sin2(π/M)>4
    Table 1. <i>A</i>, <i>B</i> of different modulation schemes
    ParameterSymbolValue
    FSO link distance (R1‒R2)L/km100
    Laser wavelengthλ/nm1550
    Optical-to-electrical conversion efficiencyR1
    Receiver diameterD/mm200
    BandwidthBband/MHz250
    RF link distance(S‒R1)L1/km70
    RF link distance(R1‒D)L2/km70
    RF carrier frequencyf/GHz60
    Noise power spectral densityN/(dBm · MHz-1)-114
    Table 2. System parameters
    ParameterCn2σRαβη
    Weak turbulence2.7×10-180.243.641.940.74
    Strong turbulence1.9×10-171.795.540.690.27
    Table 3. Atmospheric turbulence parameters
    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
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