//VerilogA for passive,xcouplerbasic,veriloga `include "constants.vams" `include "disciplines.vams" module xcouplerbasic(Ipow1,Iphase1,Ilam1,Ipow2,Iphase2,Ilam2,Opow1,Ophase1,Olam1,Opow2,Ophase2,Olam2); parameter integer modespec = 1 from [1:2]; parameter integer alpha_use_dBm = 1 from [0:1]; parameter real reffreq = 193.1e12 from (0:inf); parameter real l_upper = 1e-3 from [0:inf); parameter real l_lower = 1e-3 from [0:inf); parameter real l_coupler = 392.7e-6 from [0:inf); parameter real neff_upper_te = 2.6 from (0:inf); parameter real neff_upper_tm = 2.6 from (0:inf); parameter real neff_lower_te = 2.6 from (0:inf); parameter real neff_lower_tm = 2.6 from (0:inf); parameter real n_gv_upper_te = 4.2 from (0:inf); parameter real n_gv_upper_tm = 4.2 from (0:inf); parameter real n_gv_lower_te = 4.2 from (0:inf); parameter real n_gv_lower_tm = 4.2 from (0:inf); parameter real disper_upper_te = 0 from (-inf:inf); parameter real disper_upper_tm = 0 from (-inf:inf); parameter real disper_lower_te = 0 from (-inf:inf); parameter real disper_lower_tm = 0 from (-inf:inf); parameter real attenu_upper_te = 0 from [0:inf); parameter real attenu_upper_tm = 0 from [0:inf); parameter real attenu_lower_te = 0 from [0:inf); parameter real attenu_lower_tm = 0 from [0:inf); parameter real coupling_te = 2000 from (-inf:inf); parameter real coupling_tm = 2000 from (-inf:inf); input Ipow1,Iphase1,Ilam1,Ipow2,Iphase2,Ilam2; output Opow1,Ophase1,Olam1,Opow2,Ophase2,Olam2; electrical Ipow1,Iphase1,Ilam1,Ipow2,Iphase2,Ilam2,Opow1,Ophase1,Olam1,Opow2,Ophase2,Olam2; real eeir1,eeii1,emir1,emii1; real eeir2,eeii2,emir2,emii2; real eeor1,eeoi1,emor1,emoi1; real eeor2,eeoi2,emor2,emoi2; real r_sqrt_te,i_sqrt_te,a_sqrt_te,t_sqrt_te; real r_sqrt_tm,i_sqrt_tm,a_sqrt_tm,t_sqrt_tm; real r_clow; real z1r_te,z1i_te,z21r_te,z21i_te,z2r_te,z2i_te,z3r_te,z3i_te; real z1r_tm,z1i_tm,z21r_tm,z21i_tm,z2r_tm,z2i_tm,z3r_tm,z3i_tm; real c11r_te,c11i_te,c12r_te,c12i_te,c21r_te,c21i_te,c22r_te,c22i_te,c31r_te,c31i_te,c32r_te,c32i_te; real c11r_tm,c11i_tm,c12r_tm,c12i_tm,c21r_tm,c21i_tm,c22r_tm,c22i_tm,c31r_tm,c31i_tm,c32r_tm,c32i_tm; real c1r_te,c1i_te,c2r_te,c2i_te,c3r_te,c3i_te; real c1r_tm,c1i_tm,c2r_tm,c2i_tm,c3r_tm,c3i_tm; real t11r,t11i,t12r,t12i,t13r,t13i,t14r,t14i,t21r,t21i,t22r,t22i,t23r,t23i,t24r,t24i; real t31r,t31i,t32r,t32i,t33r,t33i,t34r,t34i,t41r,t41i,t42r,t42i,t43r,t43i,t44r,t44i; real alpha_upper_te,alpha_upper_tm,alpha_lower_te,alpha_lower_tm; real beta_upper_ter,beta_upper_tei,beta_upper_tmr,beta_upper_tmi,beta_lower_ter,beta_lower_tei,beta_lower_tmr,beta_lower_tmi; real beta_avg_ter,beta_avg_tei,beta_avg_tmr,beta_avg_tmi; real beta_diff_ter,beta_diff_tei,beta_diff_tmr,beta_diff_tmi; real delta_ter,delta_tei,delta_tmr,delta_tmi; real theta_ter,theta_tei,theta_tmr,theta_tmi; real r_ter,r_tei,r_tmr,r_tmi; real s_ter,s_tei,s_tmr,s_tmi; real freq_upper,freq_lower; real iph_upper,iph_lower; analog begin iph_upper=V(Iphase1)/360.0*2*`M_PI; iph_lower=V(Iphase2)/360.0*2*`M_PI; if (V(Ilam1)==0) freq_upper=`P_C/V(Ilam2); else freq_upper=`P_C/V(Ilam1); if (V(Ilam2)==0) freq_lower=`P_C/V(Ilam1); else freq_lower=`P_C/V(Ilam2); if (modespec ==1) begin eeir1=sqrt(V(Ipow1))*cos(iph_upper); eeii1=sqrt(V(Ipow1))*sin(iph_upper); emir1=0; emii1=0; eeir2=sqrt(V(Ipow2))*cos(iph_lower); eeii2=sqrt(V(Ipow2))*sin(iph_lower); emir2=0; emii2=0; end else if (modespec ==2) begin eeir1=0; eeii1=0; emir1=sqrt(V(Ipow1))*cos(iph_upper); emii1=sqrt(V(Ipow1))*sin(iph_upper); eeir2=0; eeii2=0; emir2=sqrt(V(Ipow2))*cos(iph_lower); emii2=sqrt(V(Ipow2))*sin(iph_lower); end if (alpha_use_dBm == 1) begin alpha_upper_te=0.1*ln(10)*attenu_upper_te; alpha_upper_tm=0.1*ln(10)*attenu_upper_tm; alpha_lower_te=0.1*ln(10)*attenu_lower_te; alpha_lower_tm=0.1*ln(10)*attenu_lower_tm; end else begin alpha_upper_te=attenu_upper_te; alpha_upper_tm=attenu_upper_tm; alpha_lower_te=attenu_lower_te; alpha_lower_tm=attenu_lower_tm; end beta_upper_ter=2.0*`M_PI*reffreq/`P_C*neff_upper_te+2*`M_PI/`P_C*n_gv_upper_te*(freq_upper-reffreq)-`M_PI*`P_C*disper_upper_te/pow(reffreq,2)*pow(freq_upper-reffreq,2); beta_upper_tei=-0.5*alpha_upper_te; beta_upper_tmr=2.0*`M_PI*reffreq/`P_C*neff_upper_tm+2*`M_PI/`P_C*n_gv_upper_tm*(freq_upper-reffreq)-`M_PI*`P_C*disper_upper_tm/pow(reffreq,2)*pow(freq_upper-reffreq,2); beta_upper_tmi=-0.5*alpha_upper_tm; beta_lower_ter=2.0*`M_PI*reffreq/`P_C*neff_lower_te+2*`M_PI/`P_C*n_gv_lower_te*(freq_lower-reffreq)-`M_PI*`P_C*disper_lower_te/pow(reffreq,2)*pow(freq_lower-reffreq,2); beta_lower_tei=-0.5*alpha_lower_te; beta_lower_tmr=2.0*`M_PI*reffreq/`P_C*neff_lower_tm+2*`M_PI/`P_C*n_gv_lower_tm*(freq_lower-reffreq)-`M_PI*`P_C*disper_lower_tm/pow(reffreq,2)*pow(freq_lower-reffreq,2); beta_lower_tmi=-0.5*alpha_lower_tm; beta_avg_ter=(beta_upper_ter+beta_lower_ter)/2.0; beta_avg_tei=(beta_upper_tei+beta_lower_tei)/2.0; beta_avg_tmr=(beta_upper_tmr+beta_lower_tmr)/2.0; beta_avg_tmi=(beta_upper_tmi+beta_lower_tmi)/2.0; beta_diff_ter=(beta_upper_ter-beta_lower_ter)/2.0; beta_diff_tei=(beta_upper_tei-beta_lower_tei)/2.0; beta_diff_tmr=(beta_upper_tmr-beta_lower_tmr)/2.0; beta_diff_tmi=(beta_upper_tmi-beta_lower_tmi)/2.0; r_sqrt_te=pow(beta_diff_ter,2)+pow(beta_diff_tei,2)+pow(coupling_te,2); i_sqrt_te=2.0*beta_diff_ter*beta_diff_tei; a_sqrt_te=sqrt(pow(r_sqrt_te,2)+pow(i_sqrt_te,2)); t_sqrt_te=atan2(i_sqrt_te,r_sqrt_te); delta_ter=sqrt(a_sqrt_te)*cos(t_sqrt_te/2); delta_tei=sqrt(a_sqrt_te)*sin(t_sqrt_te/2); r_sqrt_tm=pow(beta_diff_tmr,2)+pow(beta_diff_tmi,2)+pow(coupling_tm,2); i_sqrt_tm=2.0*beta_diff_tmr*beta_diff_tmi; a_sqrt_tm=sqrt(pow(r_sqrt_tm,2)+pow(i_sqrt_tm,2)); t_sqrt_tm=atan2(i_sqrt_tm,r_sqrt_tm); delta_tmr=sqrt(a_sqrt_tm)*cos(t_sqrt_tm/2); delta_tmi=sqrt(a_sqrt_tm)*sin(t_sqrt_tm/2); theta_ter=delta_ter*l_coupler; theta_tei=delta_tei*l_coupler; theta_tmr=delta_tmr*l_coupler; theta_tmi=delta_tmi*l_coupler; r_clow=pow(delta_ter,2)+pow(delta_tei,2); r_ter=(beta_diff_ter*delta_ter+beta_diff_tei*delta_tei)/r_clow; r_tei=(-beta_diff_ter*delta_tei+beta_diff_tei*delta_ter)/r_clow; r_tmr=(beta_diff_tmr*delta_tmr+beta_diff_tmi*delta_tmi)/r_clow; r_tmi=(-beta_diff_tmr*delta_tmi+beta_diff_tmi*delta_tmr)/r_clow; s_ter=coupling_te*delta_ter/(pow(delta_ter,2)+pow(delta_tei,2)); s_tei=-coupling_te*delta_tei/(pow(delta_ter,2)+pow(delta_tei,2)); s_tmr=coupling_tm*delta_tmr/(pow(delta_tmr,2)+pow(delta_tmi,2)); s_tmi=-coupling_tm*delta_tmi/(pow(delta_tmr,2)+pow(delta_tmi,2)); //cos(theta_te) z1r_te=(exp(-theta_tei)+exp(theta_tei))/2.0*cos(theta_ter); z1i_te=(exp(-theta_tei)-exp(theta_tei))/2.0*sin(theta_ter); //sin(theta_te) z21r_te=(exp(theta_tei)+exp(-theta_tei))/2.0*sin(theta_ter); z21i_te=(exp(theta_tei)-exp(-theta_tei))/2.0*cos(theta_ter); //R*sin(theta_te) z2r_te=r_ter*z21r_te-r_tei*z21i_te; z2i_te=r_ter*z21i_te+r_tei*z21r_te; //S*sin(theta_te) z3r_te=s_ter*z21r_te-s_tei*z21i_te; z3i_te=s_ter*z21i_te+s_tei*z21r_te; //cos(theta_tm) z1r_tm=(exp(-theta_tmi)+exp(theta_tmi))/2.0*cos(theta_tmr); z1i_tm=(exp(-theta_tmi)-exp(theta_tmi))/2.0*sin(theta_tmr); //sin(theta_tm) z21r_tm=(exp(theta_tmi)+exp(-theta_tmi))/2.0*sin(theta_tmr); z21i_tm=(exp(theta_tmi)-exp(-theta_tmi))/2.0*cos(theta_tmr); //R*sin(theta_tm) z2r_tm=r_tmr*z21r_tm-r_tmi*z21i_tm; z2i_tm=r_tmr*z21i_tm+r_tmi*z21r_tm; //S*sin(theta_tm) z3r_tm=s_tmr*z21r_tm-s_tmi*z21i_tm; z3i_tm=s_tmr*z21i_tm+s_tmi*z21r_tm; c11r_te=z1r_te+z2i_te; c11i_te=z1i_te-z2r_te; c12r_te=exp(beta_avg_tei*l_coupler+beta_upper_tei*(l_upper-l_coupler))*cos(-beta_avg_ter*l_coupler-beta_upper_ter*(l_upper-l_coupler)); c12i_te=exp(beta_avg_tei*l_coupler+beta_upper_tei*(l_upper-l_coupler))*sin(-beta_avg_ter*l_coupler-beta_upper_ter*(l_upper-l_coupler)); c21r_te=z1r_te-z2i_te; c21i_te=z1i_te+z2r_te; c22r_te=exp(beta_avg_tei*l_coupler+beta_lower_tei*(l_lower-l_coupler))*cos(-beta_avg_ter*l_coupler-beta_lower_ter*(l_lower-l_coupler)); c22i_te=exp(beta_avg_tei*l_coupler+beta_lower_tei*(l_lower-l_coupler))*sin(-beta_avg_ter*l_coupler-beta_lower_ter*(l_lower-l_coupler)); c31r_te=z3i_te; c31i_te=-z3r_te; c32r_te=exp(0.5*(beta_upper_tei*l_upper+beta_lower_tei*l_lower))*cos(-0.5*(beta_upper_ter*l_upper+beta_lower_ter*l_lower)); c32i_te=exp(0.5*(beta_upper_tei*l_upper+beta_lower_tei*l_lower))*sin(-0.5*(beta_upper_ter*l_upper+beta_lower_ter*l_lower)); c11r_tm=z1r_tm+z2i_tm; c11i_tm=z1i_tm-z2r_tm; c12r_tm=exp(beta_avg_tmi*l_coupler+beta_upper_tmi*(l_upper-l_coupler))*cos(-beta_avg_tmr*l_coupler-beta_upper_tmr*(l_upper-l_coupler)); c12i_tm=exp(beta_avg_tmi*l_coupler+beta_upper_tmi*(l_upper-l_coupler))*sin(-beta_avg_tmr*l_coupler-beta_upper_tmr*(l_upper-l_coupler)); c21r_tm=z1r_tm-z2i_tm; c21i_tm=z1i_tm+z2r_tm; c22r_tm=exp(beta_avg_tmi*l_coupler+beta_lower_tmi*(l_lower-l_coupler))*cos(-beta_avg_tmr*l_coupler-beta_lower_tmr*(l_lower-l_coupler)); c22i_tm=exp(beta_avg_tmi*l_coupler+beta_lower_tmi*(l_lower-l_coupler))*sin(-beta_avg_tmr*l_coupler-beta_lower_tmr*(l_lower-l_coupler)); c31r_tm=z3i_tm; c31i_tm=-z3r_tm; c32r_tm=exp(0.5*(beta_upper_tmi*l_upper+beta_lower_tmi*l_lower))*cos(-0.5*(beta_upper_tmr*l_upper+beta_lower_tmr*l_lower)); c32i_tm=exp(0.5*(beta_upper_tmi*l_upper+beta_lower_tmi*l_lower))*sin(-0.5*(beta_upper_tmr*l_upper+beta_lower_tmr*l_lower)); c1r_te=c11r_te*c12r_te-c11i_te*c12i_te; c1i_te=c11r_te*c12i_te+c11i_te*c12r_te; c2r_te=c21r_te*c22r_te-c21i_te*c22i_te; c2i_te=c21r_te*c22i_te+c21i_te*c22r_te; c3r_te=c31r_te*c32r_te-c31i_te*c32i_te; c3i_te=c31r_te*c32i_te+c31i_te*c32r_te; c1r_tm=c11r_tm*c12r_tm-c11i_tm*c12i_tm; c1i_tm=c11r_tm*c12i_tm+c11i_tm*c12r_tm; c2r_tm=c21r_tm*c22r_tm-c21i_tm*c22i_tm; c2i_tm=c21r_tm*c22i_tm+c21i_tm*c22r_tm; c3r_tm=c31r_tm*c32r_tm-c31i_tm*c32i_tm; c3i_tm=c31r_tm*c32i_tm+c31i_tm*c32r_tm; t11r=c1r_te; t11i=c1i_te; t12r=0; t12i=0; t13r=c3r_te; t13i=c3i_te; t14r=0; t14i=0; t21r=0; t21i=0; t22r=c1r_tm; t22i=c1i_tm; t23r=0; t23i=0; t24r=c3r_tm; t24i=c3i_tm; t31r=c3r_te; t31i=c3i_te; t32r=0; t32i=0; t33r=c2r_te; t33i=c2i_te; t34r=0; t34i=0; t41r=0; t41i=0; t42r=c3r_tm; t42i=c3i_tm; t43r=0; t43i=0; t44r=c2r_tm; t44i=c2i_tm; eeor1=t11r*eeir1-t11i*eeii1+t12r*emir1-t12i*emii1+t13r*eeir2-t13i*eeii2+t14r*emir2-t14i*emii2; eeoi1=t11r*eeii1+t11i*eeir1+t12r*emii1+t12i*emir1+t13r*eeii2+t13i*eeir2+t14r*emii2+t14i*emir2; emor1=t21r*eeir1-t21i*eeii1+t22r*emir1-t22i*emii1+t23r*eeir2-t23i*eeii2+t24r*emir2-t24i*emii2; emoi1=t21r*eeii1+t21i*eeir1+t22r*emii1+t22i*emir1+t23r*eeii2+t23i*eeir2+t24r*emii2+t24i*emir2; eeor2=t31r*eeir1-t31i*eeii1+t32r*emir1-t32i*emii1+t33r*eeir2-t33i*eeii2+t34r*emir2-t34i*emii2; eeoi2=t31r*eeii1+t31i*eeir1+t32r*emii1+t32i*emir1+t33r*eeii2+t33i*eeir2+t34r*emii2+t34i*emir2; emor2=t41r*eeir1-t41i*eeii1+t42r*emir1-t42i*emii1+t43r*eeir2-t43i*eeii2+t44r*emir2-t44i*emii2; emoi2=t41r*eeii1+t41i*eeir1+t42r*emii1+t42i*emir1+t43r*eeii2+t43i*eeir2+t44r*emii2+t44i*emir2; if (V(Ilam1)==0) V(Olam1) <+ V(Ilam2); else V(Olam1) <+ V(Ilam1); if (V(Ilam2)==0) V(Olam2) <+ V(Ilam1); else V(Olam2) <+ V(Ilam2); if (modespec == 1) begin V(Opow1) <+ pow(eeor1,2)+pow(eeoi1,2); V(Ophase1) <+ atan2(eeoi1,eeor1)*360.0/(2*`M_PI); V(Opow2) <+ pow(eeor2,2)+pow(eeoi2,2); V(Ophase2) <+ atan2(eeoi2,eeor2)*360.0/(2*`M_PI); end else if (modespec == 2) begin V(Opow1) <+ pow(emor1,2)+pow(emoi1,2); V(Ophase1) <+ atan2(emoi1,emor1)*360.0/(2*`M_PI); V(Opow2) <+ pow(emor2,2)+pow(emoi2,2); V(Ophase2) <+ atan2(emoi2,emor2)*360.0/(2*`M_PI); end end endmodule