Xindi Huang, Jia Lu, Yang Wang, Jianfei Liu, Xiangye Zeng. Influence of High-Order Sideband on High-Frequency Millimeter Wave System[J]. Laser & Optoelectronics Progress, 2019, 56(4): 040603
- Laser & Optoelectronics Progress
- Vol. 56, Issue 4, 040603 (2019)
Fig. 1. Schematic of system. (a) Spectral diagram of the first MZM output; (b) spectral diagram of the second MZM output
Fig. 2. Phase diagram of different sidebands without influence of high-order sideband (ideal condition)
Fig. 3. Curves corresponding to different modulation depths. (a) Bessel curve; (b)sideband suppression ratio
Fig. 4. Sideband phase diagram of MZM2 output. Square height indicates each sideband amplitude and horizontal line position does each sideband phase direction
Fig. 5. Phase diagram with consideration of high-order sidebands (actual condition). Square height indicates each sideband amplitude and horizontal line position does each sideband phase direction
Fig. 6. Schematic of carrier wave of first MZM output. (a) Ideal condition; (b) actual condition
Fig. 7. Generation and reception of millimeter wave. (a) Second-order and fourth-order sidebands under ideal condition; (b) fourth-order and high-order sidebands under actual condition; (c) four-order sideband after filtering; (d) electric spectrum of millimeter wave at 80 GHz
Fig. 8. BER curves of data at transmission speed of 2.5 Gb/s
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Table 1. Sideband amplitude and phase at same frequency
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