Feng Zhao, Weitong Cai, Longlong Zhang, Yu Lu, Shenshen Wu. Linearization Analysis of Microwave Photonic Link Based on Balanced Detection[J]. Acta Optica Sinica, 2019, 39(11): 1104001
- Acta Optica Sinica
- Vol. 39, Issue 11, 1104001 (2019)
Fig. 1. Schematic of MPL based on dual-electrode modulator and balanced detection
Fig. 2. Simulation model of conventional MPL
Fig. 3. Simulation model of proposed linearized MPL
Fig. 4. RF frequency spectra of the link output. (a) Conventional quadrature biased MZM; (b) proposed linearized DEMZM scheme
Fig. 5. Output frequency spectra of linearized link. (a) Output frequency spectrum after PD1; (b) output frequency spectrum after BPD beat
Fig. 6. Output frequency spectra under different microwave frequencies. (a) 4 GHz and 5 GHz; (b) 20 GHz and 21 GHz
Fig. 7. Measured SFDR3 and SFDR5 of proposed linearized link
Fig. 8. SFDR3 and SFDR5 after beat frequency of PD1
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