It's also seen that all Q curves (load conditions) cross at the resonant frequency point (at Fx=1 or fs=fr) and have a unity gain. Figure 2.3 shows that all gain curves has peaks which define the boundary between the inductive and capacitive impedances of the...
r11r12...r1 p ?R ??1 (X * )X * = ?::: ?n??(3.26)?rp1rp 2...rpp ???由R ???j E??0 ,得出对应特征根j?j (j=1,2,3...,p) 及对应的特征向量 U ,U j =(U1 j ,U2 j ,...,Urj )(j=1,2,3,...,p)(3.27)jjj则可得到主成分 Y =X *U ,即jk1 1 jk 2 2 jk...