Steven Franke
8149fe24be
More work on block detection for dpsk.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8644 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-04-28 22:18:19 +00:00
Steven Franke
cfcec4d02f
Add a rudimentary decoder for dpsk test mode. Hardwired sync only so far.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8637 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-04-24 16:37:29 +00:00
Steven Franke
bd0d414365
More work on a simulator for dpsk with root-raised-cosine pulses.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8632 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-04-22 19:51:31 +00:00
Steven Franke
92a45a68c6
More work on dpsk simulator.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8611 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-04-13 00:26:47 +00:00
Steven Franke
8772a101dc
Add some development routines.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8604 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-04-08 17:07:08 +00:00
Steven Franke
1f9d73963b
Update wsprcpm simulator and decoder.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8603 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-04-03 14:55:55 +00:00
Steven Franke
67a41a9f1d
Add some simulation tools for binary cpm with sequence detection.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8586 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-03-22 14:21:39 +00:00
Steven Franke
2786c20ba2
Add support for a rate 1/3 (204,68) code.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8585 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-03-22 14:20:07 +00:00
Steven Franke
3bb0ec9c78
Minor updates to osd300.f90
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8583 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-03-22 14:04:17 +00:00
Steven Franke
29c60f5f42
Update a development tool.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8582 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-03-22 14:00:27 +00:00
Steven Franke
affa853609
Fix some bugs in simulators, add pre-processing rules to osd300.f90.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8426 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-01-20 18:45:40 +00:00
Steven Franke
db1454e927
Add reference for spb calculation.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8405 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-01-12 22:48:33 +00:00
Steven Franke
850518aa27
Add spb.m - a gnu octave script to calculate the sphere packing bound. Only tested for low SNR and short block lengths.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8399 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-01-10 19:43:34 +00:00
Steven Franke
4f0e73f68f
Tweaks to simulators.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8398 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-01-07 15:26:43 +00:00
Steven Franke
128b8a70d2
Files that will eventually comprise a wspr simulator, in Fortran.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8397 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-01-07 04:37:02 +00:00
Steven Franke
cb503e89f1
Make nutc print correctly when processing simulated JT65 files.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8386 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2018-01-01 17:03:55 +00:00
Steven Franke
6155a57861
Remove more unused code.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8246 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-18 23:23:52 +00:00
Steven Franke
2620401b4b
Remove some test code.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8245 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-18 23:11:35 +00:00
Steven Franke
f039bc6625
Label JT65 AP decodes as such.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8220 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-05 14:44:15 +00:00
Steven Franke
487cebf09c
Experimental implementation of AP decoding for JT65 - configured for testing only. Not usable on the air.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8219 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-04 17:03:56 +00:00
Steven Franke
d78f2dda18
Fix typo.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8218 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-04 00:51:52 +00:00
Steven Franke
a5e10b9967
Some changes to facilitate experimentation.
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1. Send nQSOProgress into jt65 decoder.
2. Add experimental version of extract.f90.
3. Change CMakeFile.txt to use experimental routines.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8217 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-04 00:40:08 +00:00
Steven Franke
ebe5ec5b2e
Add an experimental routine.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8212 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-02 21:21:29 +00:00
Steven Franke
207aefb8d0
Changes to a test program.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8209 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-11-02 16:11:07 +00:00
Steven Franke
a45f1f079c
Refine a test program and add comments.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8203 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-10-31 19:51:21 +00:00
Steven Franke
71137e9729
Add some experimental routines.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8201 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-10-30 21:35:44 +00:00
Steven Franke
2e9a64aebe
Move FT8 files into their own directory.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8200 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-10-30 21:30:14 +00:00
Joe Taylor
3cde83ceb5
Special DXpedition messages must not have the FreeText bit set.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8155 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-10-02 14:15:15 +00:00
Joe Taylor
8ea602648c
First tests of "RR73 NOW ..." and "NIL NOW ..." (i3bit=1, 2) messages in FT8.
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DO NOT USE THIS FEATURE ON THE AIR!
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8120 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-09-25 17:02:52 +00:00
Steven Franke
851bfc8e9a
Restore the use of max-amplitude for ap passes.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8094 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-09-17 20:43:30 +00:00
Steven Franke
b6740eb437
Experimental tweak to FT8 decoder. Try a second symbol metric if the first one fails - currently configured to use max-amplitude and max-log.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8093 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-09-17 15:34:32 +00:00
Steven Franke
04731ca1ae
Open up DT range to +/- 2.5 s for testing.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8085 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-09-13 00:46:16 +00:00
Steven Franke
4d5331899b
When using click-to-decode in FT8 (nagain=.true.), the regular noise baseline estimator fails, producing erroneous and very large SNR estimates. Revert to the older signal-to-noise-plus-interference calculation for click-to-decode.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8076 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-09-09 18:09:18 +00:00
Bill Somerville
dd1362b69a
Rationalize NA contest mode
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Generic message packing and unpacking routines now understand antipode
grid contest messages. These messages are now recognized as standard
messages in message response processing and dealt with appropriately
when contest mode is selected and applicable (currently FT8 and MSK144
only).
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8062 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-09-01 20:10:35 +00:00
Steven Franke
89e3e989ca
Fix a potential array bounds issue in osd174.f90.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8040 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-28 21:09:44 +00:00
Joe Taylor
a3c65d72bb
Fix the 'Start=0 ==> S/N = -24 dB' problem.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8037 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-27 12:26:37 +00:00
Joe Taylor
021336823a
Use a baseline-fitting procedure to improve S/N estimates for FT8.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8036 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-26 16:30:47 +00:00
Steven Franke
e212e76de0
More cleanup.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8033 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-22 00:21:59 +00:00
Steven Franke
50555def5c
Delete unused array.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8032 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-22 00:17:23 +00:00
Steven Franke
d5d8abc29a
1. Improvements to the OSD to allow deeper wideband decoding. 2. Add a third decoding pass. 3. Change symbol metric from max-log to max-amplitude.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8031 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-22 00:14:51 +00:00
Steven Franke
4a3cd7222f
Improve efficiency of OSD by a factor of 5 to 10 for norder=2 and 3. Use norder=2 for wideband multi-decoding, norder=3 near nfqso and nftx.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8022 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-13 01:35:13 +00:00
Steven Franke
3b74de89f2
Bring a simulation tool up to date.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8017 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-09 15:52:52 +00:00
Steven Franke
0bc966c554
1. Use norder=3 for nagain, 2. Renumber aptypes.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7993 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-03 14:46:21 +00:00
Joe Taylor
db9181d1cd
Tidy up some details for 72-bit contest mode in FT8.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7974 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-08-01 18:16:01 +00:00
Joe Taylor
e6635624f5
Make 72-bit "contest mode" available in FT8 as well as MSK144.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7969 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-07-28 15:50:13 +00:00
Steven Franke
1110902285
Correct some logic so that AP is only on when selected and so that AP decodes of type 4 or greater are limited to the vicinity of nfqso or nftx.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7961 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-07-27 18:07:54 +00:00
Steven Franke
f6d0bd7787
nQSOProgress now controls AP decoding. Needs testing - may not be stable with AP enabled.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7960 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-07-27 15:35:40 +00:00
Steven Franke
a891bcdd8d
Enable AP for any decoding level.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7955 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-07-26 13:05:34 +00:00
Steven Franke
7b8a86dca7
Reject candiates with fewer than 7 correct hard-decoded sync symbols.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7946 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-07-25 20:55:13 +00:00
Steven Franke
bbbcae9233
Add variables lapon and napwid to control ap decoding. Reconfigure the logic for AP decoding and ordered-statistics decoding.
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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7933 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2017-07-22 03:01:09 +00:00