Lin Jia-Chuan, Xi Li-Xia, Zhang Xia, Tian Feng, Liang Xiao-Chen, Zhang Xiao-Guang. A combined scheme of polarization mode dispersion compensation and polarization de-multiplexing in a polarization division multiplexing system with direct detectionJ. Acta Physica Sinica, 2013, 62(11): 114209. DOI: 10.7498/aps.62.114209