TY - Front. Optoelectron. A1 - Hongxiang WANG, Tiantian LUO, Yuefeng JI T1 - Multi-channel phase regeneration of QPSK signals based on phase sensitive amplification Y1 - 2019-03-15 JF - Frontiers of Optoelectronics JO - Front. Optoelectron. SP - 24 EP - 30 VL - 12 IS - 1 UR - https://journal.hep.com.cn/foe N1 - 10.1007/s12200-018-0754-8 ER -