Optical fiber communication 92021/2/19 C、基波另外的分量会引起频率的啁啾,并且改变其色散 D、忽略3次谐波 402()E3)ECos(o-B2) B 1+y2(1) 3 (3)2 42 E 72 2(1)1-9 Copyright Wang Yan 2021/2/19 Optical fiber communications C、基波另外的分量会引起频率的啁啾，并且改变其色散 D、忽略3次谐波 ) cos ( ) 4 3 ( , ) ( 0 0 (3) 3 3 1 0 P r t E E t z NL =    −  0 2(1) (3) 2 0 4 3 1 E c     = + + c n n 0 0 2(1) 1  = +    =