Bowen Zhu, Yanyi Wang, Weiping Li, Feng Wang, Jiaxuan Liu, Miao Kong, Jianjun Yu. Delivery of 40 Gbit/s W-band signal over 4600 m wireless distance employing advanced digital signal processing[J]. Chinese Optics Letters, 2022, 20(10): 103901
- Chinese Optics Letters
- Vol. 20, Issue 10, 103901 (2022)
Fig. 1. Our experimental demonstrations on photonics-aided W-band mm-wave signal transmission over long wireless distance (≥100 m).
Fig. 2. Experimental setup of the photonics-aided W-band mm-wave signal transmission system.
Fig. 3. (a) Photos of the optical transmitter indoors; (b) satellite map display of 4600 m wireless transmission link and the photos of the wireless transmitter and receiver.
Fig. 4. (a) Block diagram of the offline DSPs for signal recovery; (b) block diagram of PCPE algorithm.
Fig. 5. BER versus input optical power into PD for 10 Gbaud QPSK signal and the constellation diagrams under different algorithms at -2 dBm.
Fig. 6. BER versus input optical power into the PD for 10 Gbaud 16QAM signal and the constellation diagrams under different algorithms at −2 dBm.
Fig. 7. (a) BER versus IF for 10 Gbaud PS-16QAM signal at −3 dBm; (b), (c) electrical spectrum of received signal at IF 13.5 GHz and 20.2 GHz.
Fig. 8. Simulation results of 16QAM signal transmission over 4600 m with higher baud rates.
Fig. 9. Simulation results of 10 Gbaud 16QAM signal transmission in different weather.
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