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135 lines
5.2 KiB
135 lines
5.2 KiB
7 months ago
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//VerilogA for passive,jointerbasic,veriloga
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`include "constants.vams"
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`include "disciplines.vams"
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module jointerbasic(Ipow1,Iphase1,Ilam1,Ipow2,Iphase2,Ilam2,Opow,Ophase,Olam);
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parameter integer modespec = 1 from [1:2];
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parameter integer alpha_use_dBm = 1 from [0:1];
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parameter real reffreq = 193.1e12 from (0:inf);
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parameter real l_str = 500e-6 from [0:inf);
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parameter real l_up = 500e-6 from [0:inf);
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parameter real l_down = 500e-6 from [0:inf);
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parameter real neff_te = 2.6 from (0:inf);
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parameter real neff_tm = 2.6 from (0:inf);
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parameter real n_gv_te = 4.2 from (0:inf);
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parameter real n_gv_tm = 4.2 from (0:inf);
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parameter real disper_te = 0;
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parameter real disper_tm = 0;
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parameter real attenu_te = 0 from [0:inf);//attenuation in dB/m
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parameter real attenu_tm = 0 from [0:inf);//attenuation in dB/m
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parameter real design_freq = 193.1e12 from (0:inf);
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parameter real s0_te = 0.5 from [0:1];
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parameter real s0_tm = 0.5 from [0:1];
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parameter real dfreq_te = 100e12 from [0:inf);
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parameter real dfreq_tm = 100e12 from [0:inf);
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parameter real ds_te = 0;
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parameter real ds_tm = 0;
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parameter real scat_loss_te = 0 from [0:inf);
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parameter real scat_loss_tm = 0 from [0:inf);
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input Ipow1,Iphase1,Ilam1,Ipow2,Iphase2,Ilam2;
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output Opow,Ophase,Olam;
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electrical Ipow1,Iphase1,Ilam1,Ipow2,Iphase2,Ilam2,Opow,Ophase,Olam;
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real freq,iph1,iph2;
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real eeir1,eeii1,emir1,emii1,eeir2,eeii2,emir2,emii2;
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real alpha_te,alpha_tm;
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real beta_ter,beta_tei,beta_tmr,beta_tmi;
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real s_te,s_tm;
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real t11r,t11i,t12r,t12i,t21r,t21i,t22r,t22i,t13r,t13i,t14r,t14i,t23r,t23i,t24r,t24i;
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real oer,oei,omr,omi;
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analog begin
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freq=`P_C/V(Ilam1);
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iph1=V(Iphase1)/360.0*2*`M_PI;
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iph2=V(Iphase2)/360.0*2*`M_PI;
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if (modespec == 1) begin
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eeir1=sqrt(V(Ipow1))*cos(iph1);
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eeii1=sqrt(V(Ipow1))*sin(iph1);
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emir1=0;
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emii1=0;
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eeir2=sqrt(V(Ipow2))*cos(iph2);
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eeii2=sqrt(V(Ipow2))*sin(iph2);
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emir2=0;
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emii2=0;
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end
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else if (modespec == 2) begin
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eeir1=0;
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eeii1=0;
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emir1=sqrt(V(Ipow1))*cos(iph1);
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emii1=sqrt(V(Ipow1))*sin(iph1);
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eeir2=0;
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eeii2=0;
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emir2=sqrt(V(Ipow2))*cos(iph2);
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emii2=sqrt(V(Ipow2))*sin(iph2);
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end
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if (alpha_use_dBm == 1) begin
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alpha_te=0.1*ln(10)*attenu_te;
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alpha_tm=0.1*ln(10)*attenu_tm;
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end
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else begin
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alpha_te=attenu_te;
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alpha_tm=attenu_tm;
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end
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beta_ter=2*`M_PI*reffreq/`P_C*neff_te+2*`M_PI/`P_C*n_gv_te*(freq-reffreq)-`M_PI*`P_C*disper_te/pow(reffreq,2)*pow(freq-reffreq,2);
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beta_tei=-alpha_te/2;
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beta_tmr=2*`M_PI*reffreq/`P_C*neff_tm+2*`M_PI/`P_C*n_gv_tm*(freq-reffreq)-`M_PI*`P_C*disper_tm/pow(reffreq,2)*pow(freq-reffreq,2);
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beta_tmi=-alpha_tm/2;
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if (freq < design_freq-dfreq_te/2) begin
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s_te=s0_te-dfreq_te/2.0*ds_te;
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end
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else if (freq > design_freq+dfreq_te/2) begin
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s_te=s0_te+dfreq_te/2.0*ds_te;
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end
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else begin
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s_te=s0_te+(freq-design_freq)*ds_te;
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end
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if (freq < design_freq-dfreq_tm/2) begin
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s_tm=s0_tm-dfreq_tm/2.0*ds_tm;
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end
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else if (freq > design_freq+dfreq_tm/2) begin
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s_tm=s0_tm+dfreq_tm/2.0*ds_tm;
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end
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else begin
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s_tm=s0_tm+(freq-design_freq)*ds_tm;
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end
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t11r=pow(10,-scat_loss_te/10)*sqrt(s_te)*exp(-beta_tei*(l_str+l_up))*cos(-beta_ter*(l_str+l_up));
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t11i=pow(10,-scat_loss_te/10)*sqrt(s_te)*exp(-beta_tei*(l_str+l_up))*sin(-beta_ter*(l_str+l_up));
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t12r=0;
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t12i=0;
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t21r=0;
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t21i=0;
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t22r=pow(10,-scat_loss_tm/10)*sqrt(s_tm)*exp(-beta_tmi*(l_str+l_up))*cos(-beta_tmr*(l_str+l_up));
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t22i=pow(10,-scat_loss_tm/10)*sqrt(s_tm)*exp(-beta_tmi*(l_str+l_up))*sin(-beta_tmr*(l_str+l_up));
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t13r=pow(10,-scat_loss_te/10)*sqrt(1-s_te)*exp(-beta_tei*(l_str+l_down))*cos(-beta_ter*(l_str+l_down));
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t13i=pow(10,-scat_loss_te/10)*sqrt(1-s_te)*exp(-beta_tei*(l_str+l_down))*sin(-beta_ter*(l_str+l_down));
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t14r=0;
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t14i=0;
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t23r=0;
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t23i=0;
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t24r=pow(10,-scat_loss_tm/10)*sqrt(1-s_tm)*exp(-beta_tmi*(l_str+l_down))*cos(-beta_tmr*(l_str+l_down));
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t24i=pow(10,-scat_loss_tm/10)*sqrt(1-s_tm)*exp(-beta_tmi*(l_str+l_down))*sin(-beta_tmr*(l_str+l_down));
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oer=t11r*eeir1+t12r*emir1+t13r*eeir2+t14r*emir2-t11i*eeii1-t12i*emii1-t13i*eeii2-t14i*emii2;
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oei=t11r*eeii1+t12r*emii1+t13r*eeii2+t14r*emii2+t11i*eeir1+t12i*emir1+t13i*eeir2+t14i*emir2;
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omr=t21r*eeir1+t22r*emir1+t23r*eeir2+t24r*emir2-t21i*eeii1-t22i*emii1-t23i*eeii2-t24i*emii2;
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omi=t21r*eeii1+t22r*emii1+t23r*eeii2+t24r*emii2+t21i*eeir1+t22i*emir1+t23i*eeir2+t24i*emir2;
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V(Olam) <+ V(Ilam1);
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if (modespec == 1) begin
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V(Opow) <+ pow(oer,2)+pow(oei,2);
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V(Ophase) <+ atan2(oei,oer)*360.0/(2*`M_PI);
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end
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else if (modespec == 2) begin
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V(Opow) <+ pow(omr,2)+pow(omi,2);
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V(Ophase) <+ atan2(omi,omr)*360.0/(2*`M_PI);
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end
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end
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endmodule
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