Average BER of coherent optical QPSK systems with phase errors over M turbulence channels

Jiashun Hu; Zaichen Zhang; Liang Wu; Jian Dang; Guanghao Zhu

doi:doi:10.3788/COL201816.120101

Chinese Optics Letters, 2018, 16 (12): 120101, Published Online: Dec. 7, 2018

Average BER of coherent optical QPSK systems with phase errors over M turbulence channels Download： 701次

Jiashun Hu ¹Zaichen Zhang ^1,*Liang Wu ¹Jian Dang ¹Guanghao Zhu ²

Author Affiliations

¹ National Mobile Communications Research Laboratory, Southeast University, Nanjing 210096, China

² School of Electronic Science and Engineering, Nanjing University, Nanjing 210023, China

Figures & Tables

Fig. 1. Block diagram of the coherent FSO system. PRBS: pseudo-random binary sequence; MZM: Mach-Zehnder modulator; I: in-phase; Q: quadrature; LO: local oscillator; ADC: analog-to-digital converter.

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Fig. 2. Average BER versus average SNR for laser LW of 100 kHz and 10 MHz under different atmospheric turbulence conditions.

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Fig. 3. Average BER versus laser LW for normalized jitter σs/a=1 and σs/a=5 under different atmospheric turbulence conditions.

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Fig. 4. Average BER versus average SNR for different values of ρ with LW=10 MHz and σs/a=5.

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Jiashun Hu, Zaichen Zhang, Liang Wu, Jian Dang, Guanghao Zhu. Average BER of coherent optical QPSK systems with phase errors over M turbulence channels[J]. Chinese Optics Letters, 2018, 16(12): 120101.

Average BER of coherent optical QPSK systems with phase errors over M turbulence channels Download： 701次

Fig. 1. Block diagram of the coherent FSO system. PRBS: pseudo-random binary sequence; MZM: Mach-Zehnder modulator; I: in-phase; Q: quadrature; LO: local oscillator; ADC: analog-to-digital converter.

Fig. 2. Average BER versus average SNR for laser LW of 100 kHz and 10 MHz under different atmospheric turbulence conditions.

Fig. 3. Average BER versus laser LW for normalized jitter σs/a=1 and σs/a=5 under different atmospheric turbulence conditions.

Fig. 4. Average BER versus average SNR for different values of ρ with LW=10 MHz and σs/a=5.

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Average BER of coherent optical QPSK systems with phase errors over M turbulence channels Download： 701次

Fig. 1. Block diagram of the coherent FSO system. PRBS: pseudo-random binary sequence; MZM: Mach-Zehnder modulator; I: in-phase; Q: quadrature; LO: local oscillator; ADC: analog-to-digital converter.

Fig. 2. Average BER versus average SNR for laser LW of 100 kHz and 10 MHz under different atmospheric turbulence conditions.

Fig. 3. Average BER versus laser LW for normalized jitter σs/a=1 and σs/a=5 under different atmospheric turbulence conditions.

Fig. 4. Average BER versus average SNR for different values of ρ with LW=10 MHz and σs/a=5.

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