二光的自激振荡 I(x dl(x)=G(I)-aI(x)dx ↓ I(x)=Io exp(G°-a) 0 Go G(I)=a 1.=G-a 0 “自激振荡” 增益饱和与自激振荡 55 二 光的自激振荡 增益饱和与自激振荡 = [ − α ] )()()( dxxIIGxdI exp()( ) 0 = 0 GIxI − α ( ) α α s m I GI −= 0 “自激振荡 ” x 0 I(x) x 0 G G 0 α I m IG )( = α