To conclude -4 ●●● ●●●● ●●●●● 5.1 Filter Design by the Insertion Loss Method ●●●0 ●●●●0 PLR Power Loss ratio: ● Equal ● ripple 1 PLR= Pn= PLood 1-T() Maximally fat Maximally flat response(Butterworth) 0.3 1.0 1.5 ww. (for0>0) 8N+1=1 R0=80=1 =8别 M-o YY Equal-ripple response (Chebyshev) 宁C=81 卡C3=8的 Px=1+kT (for @>0.) Nis odd, 8w+1=1 \2N Limear phase response:( is even,gw+l≠l The group delay) 13To conclude - 4 §5.1 Filter Design by the Insertion Loss Method Power Loss ratio: Maximally flat response (Butterworth) Equal-ripple response (Chebyshev) Linear phase response: The group delay N is odd, N is even, 13   2 1 1 in LR Load P P P      2 2 1 N LR c P k           2 2 ( ) N LR c c P k for             1 1 N g   2 2 1 LR N C P kT           2 2 2 ( ) 4 N LR c C k P for             1 1 N g   1 1 N g     2 1 N C A P                       2 1 21 N C d A PN d                     