資源簡介
濾波器耦合矩陣綜合與提取,內(nèi)附參考文章
代碼片段和文件信息
ftz?=?[-3.7431j?-1.8051j?1.5699j?6.1910j];????
RL?=?22;????????????
N?=?4;?
syms?w;??????????
ftz?=?ftz/j;????????????
nz?=?length(ftz);?
U?=?w-1/ftz(1);??????????
V?=?((w^2-1)^0.5)*(1-1/(ftz(1)^2))^0.5;????
for?k=2:1:N??????????
PreU?=?U;?
PreV?=?V;?
if?k>nz????????????
U?=?CalU(inf?PreU?PreV);?
V?=?CalV(inf?PreU?PreV);?
else???
??U=?CalU(ftz(k)?PreU?PreV);?
V?=?CalV(ftz(k)?PreU?PreV);??
end
end??
function?U2?=?CalU(w2?U1?V1)?
syms?w;?
U2?=?w*U1-U1/w2+((1-1/w2^2)^0.5)*((w^2-1)^0.5)*V1;?
function?V2?=?CalV(w2?U1?V1)?
syms?w;?
V2?=?w*V1-V1/w2+((1-1/w2^2)^0.5)*((w^2-1)^0.5)*U1;?
F?=?sym2poly(U);????????
frz?=?roots(F);????????
P?=?poly(ftz);???????
?F?=?poly(frz);?????????
rip?=?1./sqrt(10^(0.1*RL)-1.0)*abs(polyval(P1)/polyval(F1));?
PP?=?conv(PP)
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????2890??2015-04-25?22:33??General?Coupling?Matrix?Synthesis?Methods?filter.m
?????文件??????423755??2015-01-06?19:40??General?Coupling?Matrix?Synthesis?Methods.pdf
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