基于交叉增益调制的全光单边带上变频研究

Research of all-optical single sideband modulation based on cross-gain modulation

提出了一种基于交叉增益调制的全光单边带上变频新技术,对射频信号的全光处理具有独特优势,设计了单边带上变频的光载无线通信系统,并进行实验验证,仿真结果表明,在光纤上传输前后的眼图无明显差异,在经过长度超过25 km的光纤传输后,系统光功率损耗为1.8 dB,系统误码率为10-9。

An all-optical single sideband modulation technology based on cross-gain modulation is proposed,which has unique advantages for all-optical processing of RF signals.The wireless communication system based on optical carrier frequency of the SSB is designed,and experimental verification is done.Simulation results show that the eye pattern has no significant difference in length before and after fiber transmission,and the power loss is 1 .8 dB and BER of the system is 1 0 -9 after transmitting over 25 km fiber.