The generating mechanism of sideband instability and the corresponding impairments are analyzed theoretically.A scheme for suppression of sideband instability using dispersion management is proposed.

• 摘要文章从理论上分析了光相位共轭系统中边带不稳定性产生的机理及其危害，提出了利用色散管理来减小边带不稳定性影响的方法。