Bill Somerville
90b3fa2a46
Merge branch 'release-2.3.0' into develop
2020-10-13 16:51:40 +01:00
Bill Somerville
6026944e33
Workaround for some memory issues, possibly thread stack sizing
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Reduced maximum thread team size for MSK144 candidate discovery to 4.
2020-10-07 13:12:20 +01:00
Bill Somerville
ead587ee55
Fix up out of date common block sizing
2020-10-04 22:52:51 +01:00
Bill Somerville
203e0da5d6
Fix up out of date common block sizing
2020-10-04 00:45:56 +01:00
Joe Taylor
9200c3e27a
Add NB = -3% option to cycle through NB=0, 1, 2, 3, ... 20%.
2020-09-30 13:32:03 -04:00
Joe Taylor
0ab3e5116f
Fix several flaws in the loop-over-NB logic in the FST4 decoder.
2020-09-19 10:08:42 -04:00
Joe Taylor
2af01ebaa1
Fix a flaw in the loop-over NB logic. There are more flaws!
2020-09-18 15:52:33 -04:00
Joe Taylor
f0ed93cdd0
In the NB-loop, don't cycle around a decode attempt for the npct=0 pass.
2020-09-18 11:45:28 -04:00
Joe Taylor
52bdd57e57
Implement NB=-1%, NB=-2%. Fix a startup problem with WideGraps's fMax value.
2020-09-18 11:30:23 -04:00
Joe Taylor
375a869a51
Revert "Revert "Very basic code (including some diagnostics) for "try all NB settings". Will remove it again.""
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This reverts commit 033cc65d08
2020-09-18 09:01:51 -04:00
Joe Taylor
033cc65d08
Revert "Very basic code (including some diagnostics) for "try all NB settings". Will remove it again."
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This reverts commit bcf7f36b9c
2020-09-17 19:30:07 -04:00
Joe Taylor
bcf7f36b9c
Very basic code (including some diagnostics) for "try all NB settings". Will remove it again.
2020-09-17 19:28:55 -04:00
Steven Franke
7d58df4cc1
In FST4 mode with Single Decode not checked, move candidates within 20 Hz of nfqso to the top of the list.
2020-09-17 14:22:38 -05:00
Joe Taylor
21dc6a5c59
Connect the FLow and FHigh limits for FST4 decoding.
2020-09-16 17:23:59 -04:00
Steven Franke
221ede2903
Remove some unused variables.
2020-09-14 13:07:07 -05:00
Steven Franke
b49a90f530
Remove a redundant array.
2020-09-14 13:03:33 -05:00
Steven Franke
1b59d9dc8c
Eliminate redundancies from the calculation of sequence correlations.
2020-09-14 12:42:32 -05:00
Steven Franke
ca0804450b
Remove some redundant code.
2020-09-14 09:07:45 -05:00
Steven Franke
3d8c8e3dd7
Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop
2020-09-14 09:00:35 -05:00
Steven Franke
98d52e35ac
Speed up FST4 decoding.
2020-09-14 09:00:30 -05:00
Joe Taylor
a1baaebee9
Decoder should reject data with rms < 3.0 over first 15 seconds.
2020-09-12 13:46:09 -04:00
Joe Taylor
263675cac4
Fix an oddball result with i*2 numbers: abs(-32768)=-32768.
2020-09-12 09:00:39 -04:00
Steven Franke
71fdcd1119
Silence a compiler warning.
2020-09-10 16:11:07 -05:00
Steven Franke
2dcde590df
Use widegraph limits for noise baseline fit. Limit signal search to within the widegraph limits.
2020-09-10 14:58:10 -05:00
Joe Taylor
47fcddcb50
Send nfa, nfb to fst4_decode().
2020-09-10 14:59:52 -04:00
Joe Taylor
01a1688b32
FST4 and FST4W decoder: get freq range from nfqso and ntol; remove BCD submodes, i.e. hmod=2, 4, 8.
2020-09-05 13:14:40 -04:00
Joe Taylor
f24d15b16e
Eliminate the FST4/FST4W submodes with hmod > 1.
2020-09-04 15:15:30 -04:00
K9AN
f066936043
Remove an unused variable from fst4_decode
2020-08-29 19:55:23 +01:00
Steven Franke
5ca81a6507
Use 3rd order polynomial fit to estimate the noise baseline. The
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polynomial fit is done over 400 Hz bandwidth for T/R periods longer
than 15s, and over approx. 600 Hz (10 times the signal bandwidth) for
T/R period of 15s.
2020-08-29 19:55:23 +01:00
Steven Franke
d82b9f5b0e
Speed up decoder by eliminating some complex multiples in sequence detection loop. Add timer calls for doppler spread calculation and sequence detection loop.
2020-08-29 19:55:22 +01:00
Steven Franke
ecaca6af9f
Fix argument list in call to fet_fst4_bitmetrics.f90
2020-08-29 19:55:22 +01:00
Steven Franke
b9328b96c9
Tweaks to update the diagnostics that are written to fort.21.
2020-08-29 19:55:22 +01:00
Steven Franke
e02850ae5a
Streamline fst4_decode. Add timer for downsampling.
2020-08-29 19:55:22 +01:00
Steven Franke
782c779392
Reconfigure to optimize decoder for MF/LF (high coherence) channels.
2020-08-29 19:55:21 +01:00
Steven Franke
7cb5511ed0
Simplify some code in fst4_decode.f90 - no functional change.
2020-08-29 19:55:21 +01:00
Steven Franke
bf06193c10
Add timer call for bit metric calculation. Improve some comments. Make fort.21 ntype parameter more informative.
2020-08-29 19:54:38 +01:00
Steven Franke
6838a6b484
Remove some unneeded code.
2020-08-29 19:50:32 +01:00
Steven Franke
8b7db6556c
Changes to the llrs that are used as the basis for AP decoding.
2020-08-29 19:50:17 +01:00
Steven Franke
b191e0c5ef
Fix SNR calculation for B,C,D submodes.
2020-08-29 19:49:59 +01:00
Steven Franke
9d2bde7180
Fix SNR calculation for B,C,D submodes.
2020-08-29 19:49:46 +01:00
Steven Franke
cdbe425e56
Use squared metric for fst4 - works better on fading channel.
2020-08-29 19:49:23 +01:00
Steven Franke
37e05f6074
Set unpk77_success=.false. for messages with i3=0 and n3>6.
2020-08-29 19:48:54 +01:00
Bill Somerville
caba1fbe72
Validate grids in 77-bit and 50-bit message unpacking
2020-08-03 02:11:46 +01:00
Bill Somerville
87dec9d433
Remove a remnant of "Also FST4W" mode
2020-08-02 00:42:09 +01:00
Joe Taylor
902c0b7a59
Protect against bounds error in dopspread.f90. Remove the temporary ssavg code.
2020-07-29 09:48:19 -04:00
Joe Taylor
884854223c
Add computation of an average spectrum of unmodulated FST4 signals after decoding.
2020-07-27 14:02:33 -04:00
Joe Taylor
4455861773
Merge branch 'feat-fst280' of bitbucket.org:k1jt/wsjtx into feat-fst280
2020-07-27 08:27:46 -04:00
Joe Taylor
79be2a7790
Reformat the fort.21 output.
2020-07-27 08:27:16 -04:00
Steven Franke
3de14a5436
Tweak SNR calibration.
2020-07-26 19:31:20 -05:00
Joe Taylor
7e24f9be20
Do not write an FFTW wisdom file if usage message has been issued.
2020-07-26 10:50:05 -04:00
