采用变分法讨论了放大器自发辐射(ASE)噪声对色散管理光孤子脉冲参数的影响.讨论了ASE噪声对脉冲相位、脉冲中心时间和中心频率的影响,并且对比讨论了采用密集色散管理系统和降低平均色散值后,ASE噪声对脉冲的影响,结果表明:密集色散管理孤子系统和平均色散接近于零的色散管理系统更有利于降低放大器噪声对脉冲的扰动.
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