Bangjiang Lin, Juhao Li, Y. Wan, Yongqi He, Zhangyuan Chen
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Experimental demonstration of 20-GB/S PDM upstream transmission using intensity modulator and SCFDE for coherent WDM-PON
We propose a polarization division multiplexing (PDM) WDM-PON architecture based on intensity modulation and coherent detection. Single carrier frequency domain equalization (SCFDE) technique is used to effectively combat the linear distortion. And 2×2 multiple inputs multiple outputs (MIMO) algorithm is used to remove the crosstalk between the two orthogonal polarizations. 20-Gb/s PDM-BPSK transmission over 50-km SSMF is experimentally demonstrated.