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First attempt ar reasonabkle values for nsmo and ibw range.

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This commit is contained in:
Joe Taylor 2020-12-05 13:46:44 -05:00
parent c50134691d
commit 53f5e26580
1 changed files with 7 additions and 2 deletions
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9
lib/q65_sync.f90
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@ -47,6 +47,7 @@ subroutine q65_sync(nutc,iwave,nmax,mode_q65,codewords,ncw,nsps,nfqso,ntol, &
jz=(txt+1.0)*12000.0/istep !Number of quarter-symbol steps
if(nsps.ge.6912) jz=(txt+2.0)*12000.0/istep !For TR 60 s and higher
ia=ntol/df
nsmo=int(0.7*mode_q65*mode_q65)
allocate(s1(iz,jz))
allocate(s3(-64:LL-65,63))
@ -78,7 +79,9 @@ subroutine q65_sync(nutc,iwave,nmax,mode_q65,codewords,ncw,nsps,nfqso,ntol, &
s1(i,j)=real(c0(i))**2 + aimag(c0(i))**2
enddo
! For large Doppler spreads, should we smooth the spectra here?
! call smo121(s1(1:iz,j),iz)
do i=1,nsmo
call smo121(s1(1:iz,j),iz)
enddo
enddo
i0=nint(nfqso/df) !Target QSO frequency
@ -168,7 +171,9 @@ subroutine q65_sync(nutc,iwave,nmax,mode_q65,codewords,ncw,nsps,nfqso,ntol, &
if(mode_q65.eq.16) nsubmode=4
nFadingModel=1
baud=12000.0/nsps
do ibw=2,4
ibwa=1.8*log(baud*mode_q65) + 2
ibwb=ibwa+4
do ibw=ibwa,ibwb
b90=1.72**ibw
call q65_intrinsics_ff(s3,nsubmode,b90/baud,nFadingModel,s3prob)
call q65_dec_fullaplist(s3,s3prob,codewords,ncw,esnodb,dat4,plog,irc)