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Re-introduce Q65 timer calls. Extend red sync baseline to minimum +/- 100 Hz.

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This commit is contained in:
Joe Taylor 2021-01-01 10:47:22 -05:00
parent 8a4b5b6a40
commit 6b351165f2
4 changed files with 12 additions and 2 deletions
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5
lib/qra/q65/q65_avg.f90
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@ -5,6 +5,7 @@ subroutine q65_avg(nutc,ntrperiod,LL,nfqso,ntol,lclearave,xdt,f0,snr1,s3)
use q65
use packjt77
use timer_module, only: timer
character*78 c78
character*37 avemsg
character*1 cused(MAXAVE)
@ -123,7 +124,9 @@ subroutine q65_avg(nutc,ntrperiod,LL,nfqso,ntol,lclearave,xdt,f0,snr1,s3)
do ibw=ibwa,ibwb
b90=1.72**ibw
b90ts=b90/baud
call timer('dec1avg ',0)
call q65_dec1(s3avg,nsubmode,b90ts,codewords,ncw,esnodb,irc,dat4,avemsg)
call timer('dec1avg ',1)
if(irc.ge.0) then
snr2=esnodb - 0.5*db(2500.0/baud) + 3.0 !Empirical adjustment
snr2=snr2 - db(float(navg)) !Is this right?
@ -166,7 +169,9 @@ subroutine q65_avg(nutc,ntrperiod,LL,nfqso,ntol,lclearave,xdt,f0,snr1,s3)
do ibw=ibwa,ibwb
b90=1.72**ibw
b90ts=b90/baud
call timer('dec2avg ',0)
call q65_dec2(s3avg,nsubmode,b90ts,esnodb,irc,dat4,avemsg)
call timer('dec2avg ',1)
if(irc.ge.0) then
snr2=esnodb - db(2500.0/baud) + 3.0 !Empirical adjustment
snr2=snr2 - 0.5*db(float(navg)) !Is this right?

2
lib/qra/q65/q65_loops.f90
View File

@ -74,7 +74,9 @@ subroutine q65_loops(c00,npts2,nsps,mode_q65,nsubmode,ndepth,jpk0, &
b90=1.72**ibw
if(b90.gt.345.0) cycle
b90ts = b90/baud
call timer('dec2 ',0)
call q65_dec2(s3,nsubmode,b90ts,esnodb,irc,dat4,decoded)
call timer('dec2 ',1)
! irc > 0 ==> number of iterations required to decode
! -1 = invalid params
! -2 = decode failed

5
lib/qra/q65/q65_sync.f90
View File

@ -14,6 +14,7 @@ subroutine q65_sync(nutc,iwave,ntrperiod,mode_q65,codewords,ncw,nsps, &
! snr1 Relative SNR of sync signal
use packjt77
use timer_module, only: timer
parameter (NSTEP=8) !Step size nsps/NSTEP
parameter (LN=2176*63) !LN=LL*NN; LL=64*(mode_q65+2), NN=63
parameter (PLOG_MIN=-240.0) !List decoding threshold
@ -47,7 +48,7 @@ subroutine q65_sync(nutc,iwave,ntrperiod,mode_q65,codewords,ncw,nsps, &
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
ia2=max(ia,10*mode_q65)
ia2=max(ia,10*mode_q65,nint(100.0/df))
nsmo=int(0.7*mode_q65*mode_q65)
if(nsmo.lt.1) nsmo=1
@ -179,7 +180,9 @@ subroutine q65_sync(nutc,iwave,ntrperiod,mode_q65,codewords,ncw,nsps, &
do ibw=ibwa,ibwb
b90=1.72**ibw
b90ts=b90/baud
call timer('dec1 ',0)
call q65_dec1(s3,nsubmode,b90ts,codewords,ncw,esnodb,irc,dat4,decoded)
call timer('dec1 ',1)
if(irc.ge.0) then
snr2=esnodb - db(2500.0/baud) + 3.0 !Empirical adjustment
idec=1

2
widgets/mainwindow.cpp
View File

@ -7508,7 +7508,7 @@ void MainWindow::on_sbFtol_valueChanged(int value)
void::MainWindow::VHF_features_enabled(bool b)
{
if(m_mode!="JT4" and m_mode!="JT65" and m_mode!="Q65") b=false;
if(b and (ui->actionInclude_averaging->isChecked() or
if(b and m_mode!="Q65" and (ui->actionInclude_averaging->isChecked() or
ui->actionInclude_correlation->isChecked())) {
ui->actionDeepestDecode->setChecked (true);
}