.
j (p) = 1 + Wp(p) = 1 + = = , (4.17)
Dp(p) D(p) - . p=jw
j(jw) =
D arg j(jw) = D arg D(jw) - D arg Dp(jw). (4.18)
0 £ w £+ ¥ 0 £ w £+ ¥ 0 £ w £+ ¥
Dp(p)=0 m , (4.15) (4.18) :
D arg j(jw) = n×p/2 - (n - 2m)×p/2 = 2p× m /2. (4.19)
0 £ w £+ ¥
, j(jw) m /2 w 0 + ¥. . (4.17) ,
j (p) = 1 + Wp(p) Wp(p) = j (p)- 1. (4.20)
, j (p) Wp(p) , .. j (p) Wp(p) (- 1, j0).
(- 1, j0) ( ) ( ) (-1 ¸-¥) ( 0 + ¥). m/2, m - .
. ( w =0) (-1¸-¥) , 1/2 .
, .. Wp(p) , , , .
4.2.
Wp(p) = .
: T1<<T2 T1>>T2.
p2(T2× p + 1) = 0
p1,2 = 0 p3 = - 1/T2, .. m=0.
. 4.4.
T1<<T2 (‑1¸‑¥) , .. .
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T1>>T2 (-1¸ -¥) 1-1=0 m=0, .. .
. 4.4. , 4.2. Wp(jw) T1>>T2