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