mirror of https://github.com/saitohirga/WSJT-X.git
65 lines
1.3 KiB
Fortran
65 lines
1.3 KiB
Fortran
program averaged_mf
|
|
|
|
parameter (nsps=32)
|
|
complex cgfsk(3*nsps,64)
|
|
complex clin(3*nsps,64)
|
|
complex cavg(3*nsps,4)
|
|
complex cavl(3*nsps,4)
|
|
real pulse(3*nsps)
|
|
real dphi(3*nsps)
|
|
|
|
do i=1,3*NSPS
|
|
t=(i-1.5*nsps)/real(nsps)
|
|
pulse(i)=gfsk_pulse(1.0,t)
|
|
enddo
|
|
|
|
twopi=8.0*atan(1.0)
|
|
hmod=1.0
|
|
dphi_peak=twopi*hmod/real(nsps)
|
|
|
|
do iwf=1,64
|
|
i0=mod((iwf-1)/16,4)
|
|
i1=mod((iwf-1)/4,4)
|
|
i2=mod(iwf-1,4)
|
|
dphi=0.0
|
|
dphi(1:64)=dphi_peak*pulse(33:96)*i1
|
|
dphi(1:96)=dphi(1:96)+dphi_peak*pulse(1:96)*i0
|
|
dphi(33:96)=dphi(33:96)+dphi_peak*pulse(1:64)*i2
|
|
phi=0.0
|
|
do j=1,96
|
|
cgfsk(j,iwf)=cmplx(cos(phi),sin(phi))
|
|
phi=mod(phi+dphi(j),twopi)
|
|
enddo
|
|
cgfsk(:,iwf)=cgfsk(:,iwf)*conjg(cgfsk(48,iwf))
|
|
enddo
|
|
|
|
do iwf=1,64
|
|
i0=mod((iwf-1)/16,4)
|
|
i1=mod((iwf-1)/4,4)
|
|
i2=mod(iwf-1,4)
|
|
dphi=0.0
|
|
dphi(1:32)=dphi_peak*i1
|
|
dphi(33:64)=dphi_peak*i0
|
|
dphi(65:96)=dphi_peak*i2
|
|
phi=0.0
|
|
do j=1,96
|
|
clin(j,iwf)=cmplx(cos(phi),sin(phi))
|
|
phi=mod(phi+dphi(j),twopi)
|
|
enddo
|
|
enddo
|
|
|
|
|
|
do i=1,4
|
|
ib=(i-1)*16+1
|
|
ie=ib+15
|
|
cavg(:,i)=sum(cgfsk(:,ib:ie),2)/16.0
|
|
cavl(:,i)=sum(clin(:,ib:ie),2)/16.0
|
|
do j=1,96
|
|
write(*,*) j
|
|
write(21,*) i,j,real(cavg(j,i)),imag(cavg(j,i)),real(cavl(j,i)),imag(cavl(j,i))
|
|
enddo
|
|
enddo
|
|
|
|
end program averaged_mf
|
|
|