理论分析了SOA动态模型和SOA-MZI全光异或原理, 采用光通信系统设计软件OptiSystem搭建了基于SOA-MZI的全光异或实验模型, 仿真研究了注入SOA的数据信号光功率、连续探测光功率、偏置电流等工作条件对异或输出消光比、Q值以及误码性能的影响, 取得了一组最佳工作条件, 即数据信号光功率为3dBm, 连续探测光功率为0dBm, 偏置电流为600mA, 此时可以得到最佳的异或输出性能: 消光比约11.5dB, Q值约22, 误码率约10-108量级。研究方法和相关结论可以推广到基于SOA的其他全光信号处理应用中, 为未来全光网络的全面建设做准备。
全光异或门 半导体光放大器 消光比 Q因子 误码率 all-optical XOR gates SOA ER Q factor BER
State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai 200240, China
semiconductor optical amplifiers (SOAs) alloptical logic XOR gates high-speed optical signal procession Frontiers of Optoelectronics
2012, 5(3): 271
1 The State Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Jiao Tong University, Shanghai 200240, China
2 Photonic Systems Group, Tyndall National Institute, University College Cork, Cork, Ireland
semiconductor optical amplifiers all-optical logic Exclusive OR (XOR) gates high-speed switching Frontiers of Optoelectronics
2010, 3(3): 245