Commit Graph

278 Commits

Author SHA1 Message Date
Joe Taylor
7192f53e68 Code cleanup. 2021-02-19 09:47:30 -05:00
Joe Taylor
b156ecd3a1 New method for measuring SNR of decoded Q65 signals. 2021-02-19 09:44:03 -05:00
Joe Taylor
23eb287449 Correct a typo. 2021-02-16 12:55:59 -05:00
Joe Taylor
10e08b0e94 Much better algorithm for detecting and removing birdies in Q65. 2021-02-12 13:26:22 -05:00
Joe Taylor
1aad2fdbda Q65: Supppress birdies and don't display decode lines with blank message. 2021-02-11 11:30:35 -05:00
Joe Taylor
3962a1eeba Merge branch 'release-2.4.0' of bitbucket.org:k1jt/wsjtx into release-2.4.0 2021-02-10 13:56:56 -05:00
Joe Taylor
6395087e6f Tweak the averaging scheme: now straight avg up to N=4, then expenential with ntc=4. 2021-02-10 11:14:46 -05:00
Charlie Suckling
b58ce90a9f
Now generates a filename for 15s periods that works with averaging 2021-02-09 13:47:40 +00:00
Charlie Suckling
d91404bbb1
Modification to make filenames compatible with Q65 averaging 2021-02-09 13:47:33 +00:00
Joe Taylor
a6779ecda3 Use exponential message averaging (ntc=3) rather than simple sums in Q65. 2021-02-08 11:10:02 -05:00
Joe Taylor
3ccf949691 Save nrc (number of q[0124] iterations) to q65_decodes.dat. 2021-02-08 09:24:16 -05:00
Joe Taylor
9ca57f9a5c Protect against a possible bounds error. 2021-02-02 11:39:29 -05:00
Joe Taylor
5850317de0 Speed improvements for Q65 multi-decode. 2021-02-02 09:27:40 -05:00
Joe Taylor
7d069c5617 Don't get too close to the Wide Graps frequency limits. 2021-02-01 15:52:25 -05:00
Joe Taylor
34cb4c502d Eliminate some redundant candidates. 2021-02-01 14:23:49 -05:00
Joe Taylor
72a4158898 First working multi-decode procedure for Q65. 2021-02-01 13:28:59 -05:00
Joe Taylor
86ada8c9d4 Working toward multi-decode capability. 2021-02-01 10:54:04 -05:00
Joe Taylor
6519c07a71 Working toward a good multi-decode solution ... 2021-01-31 15:10:50 -05:00
Joe Taylor
f7cde117fe Extens orange sync surve to the full displayed frequency range. 2021-01-31 13:41:32 -05:00
Joe Taylor
cae3095174 Allocate and use 2d CCF only within q65_ccf_85(). 2021-01-31 11:39:04 -05:00
Joe Taylor
b8ea4c1c2c Zero the red curve in we're not trying for q3 decodes. 2021-01-30 15:23:30 -05:00
Joe Taylor
9e822d1806 Clean up possible cases where rms evaluates to 0.0. 2021-01-30 15:10:05 -05:00
Joe Taylor
7bd1249452 Code cleanup involving ccf1, ccf2, and plotting thereof. 2021-01-30 14:12:02 -05:00
Joe Taylor
1e7c53e0e4 Fix several comments. 2021-01-30 11:49:08 -05:00
Joe Taylor
791b39fce5 Estimate rms of ccf2 without using the 2-dimensional ccf(). 2021-01-30 11:36:43 -05:00
Joe Taylor
316f41996e Correct a flaw in setting ipk. Better loop ordering in ccf_22. 2021-01-30 10:59:46 -05:00
Joe Taylor
330ff03079 Move writing the red/orange sync curves into a subroutine. 2021-01-29 14:43:06 -05:00
Joe Taylor
f056fc99ec Write parameters for successful decodes to file q65_decodes.dat. 2021-01-28 13:01:52 -05:00
Joe Taylor
4e27b009f0 Code cleanup, looking toward possible implementation of -120F and -300F submodes. 2021-01-27 13:19:39 -05:00
Joe Taylor
29a2737cf7 Clean up spec64, now that QRA64 mode is gone. 2021-01-27 11:12:57 -05:00
Joe Taylor
1489513803 Decodes without "newdat" should not add s1 into s1a again. 2021-01-23 10:58:28 -05:00
Joe Taylor
b64520591f Don't smooth at all if nsmo = 1: i.e., set it to nsmo=0. 2021-01-22 15:16:21 -05:00
Joe Taylor
8a436b63dd Separate message averaging for Odd and Even sequences. 2021-01-19 16:06:10 -05:00
Joe Taylor
0cc67bbc59 Separate accumulations of odd/even sequences in s1a. Still need to fix navg ==> navg(0:1). 2021-01-19 15:30:17 -05:00
Joe Taylor
39024253d2 Fix the oddball values of DT and f0 sometimes being displayed. 2021-01-19 14:11:21 -05:00
Joe Taylor
d815eb7592 Replace the 'nsmo' smoothing: it is indeed useful, sometimes. (Can we have it both ways?) 2021-01-19 09:24:30 -05:00
Joe Taylor
baa029f4ba Add some descriptive documentation to the q65.f90 module. 2021-01-18 10:18:38 -05:00
Joe Taylor
2aee8d9d62 Resize s1a when required. 2021-01-17 14:31:56 -05:00
Joe Taylor
a53b3dc697 Computing 2d ccf over all freqs takes too long and too much memory. There's a better way! Remove the 'nsmo' smoothing: it's not helpful. 2021-01-16 14:18:15 -05:00
Joe Taylor
20aa3a8e23 Fix ia2 definition. 2021-01-16 12:24:42 -05:00
Joe Taylor
397c31a62d Extend red/orange sync curves to full width. Display navg on status bar. 2021-01-16 12:21:13 -05:00
Joe Taylor
b343deb8cd Correct a problem with reporting DT and f0 for Q65 'q3' decodes. 2021-01-16 10:21:34 -05:00
Joe Taylor
ada5a60124 All types of Q65 message averaging are now implemented and functional. 2021-01-15 12:40:38 -05:00
Joe Taylor
70a3481a4f Improved organization for obtaining 'q3n' decodes. 2021-01-14 15:39:48 -05:00
Joe Taylor
cbb939453f Code cleanup. 2021-01-14 15:19:33 -05:00
Joe Taylor
921831119c Message averaging now working for 'q3n' decodes. 2021-01-14 14:56:37 -05:00
Joe Taylor
fca6d482f7 Radionalize the reporting of idec values. 2021-01-14 13:13:40 -05:00
Joe Taylor
0abdff0216 Clean up the usage of q65_dec_q3, q65_ccf_85, and q65_ccf_22. 2021-01-14 10:58:11 -05:00
Joe Taylor
e0d6e362e8 Make separate sync subroutines q65_ccf_85() (all 85 symbols) and q65_ccf_22() (sync symbols only). 2021-01-14 10:43:50 -05:00
Joe Taylor
32a9f0bc31 Move more variables into public q65 module space. 2021-01-14 10:25:35 -05:00
Joe Taylor
f0808942e5 Move q65_dec0 into q65 module. 2021-01-13 14:50:07 -05:00
Joe Taylor
bfca40aa1c Rename q65_sync to q65_dec0. 2021-01-13 14:34:20 -05:00
Joe Taylor
0922a6ca6e Fix several undefined variables. 2021-01-13 14:23:50 -05:00
Joe Taylor
80a7b8c8af More into q65 module. 2021-01-13 11:44:29 -05:00
Joe Taylor
f05654e19d More into q65 module. 2021-01-13 11:38:49 -05:00
Joe Taylor
a5a1eed681 More into q65 module. 2021-01-13 11:29:33 -05:00
Joe Taylor
18100fd259 More into q65 module. 2021-01-13 11:21:59 -05:00
Joe Taylor
df8ad7a8d9 More into q65 module. 2021-01-13 11:07:20 -05:00
Joe Taylor
201004a47d Move more into q65 module. 2021-01-13 10:55:01 -05:00
Joe Taylor
dc4c3e87eb Move more things into q65 module. 2021-01-13 10:44:19 -05:00
Joe Taylor
71385aa20a Move some variables into the q65 module. 2021-01-13 10:23:38 -05:00
Joe Taylor
daed54db2d Remove unused routines q65_avg() and q65_avg2(). 2021-01-13 09:52:00 -05:00
Joe Taylor
304ca4a55d Move some routines into the module q65.f90. 2021-01-13 09:46:14 -05:00
Joe Taylor
98a52accbb More refactoring of Q65 decoder. 2021-01-12 15:42:24 -05:00
Joe Taylor
c9ce452500 Code cleanup. 2021-01-12 14:42:00 -05:00
Joe Taylor
60a053aa94 Working toward some new, separate, Q65 subroutines. 2021-01-12 14:34:41 -05:00
Joe Taylor
a75037d053 Accumulate the symbol spectra s1() in array s1a(). 2021-01-12 13:41:39 -05:00
Joe Taylor
63beab393b Compute s1() in a separate subroutine, q65_symspec.f90. 2021-01-12 11:39:26 -05:00
Joe Taylor
ef478717ea Don't forget to do something about nsmo = ??. 2021-01-12 08:18:17 -05:00
Joe Taylor
cc2ca0f7e7 Fix an "off by one" times mode_q65 error, and some code cleanup. 2021-01-11 15:09:47 -05:00
Joe Taylor
fe1aefe93a More code cleanup for module q65.f90. 2021-01-10 16:30:07 -05:00
Joe Taylor
e8ba69099a Re-organize module q65.f90. Can still be improved! 2021-01-09 19:58:34 -05:00
Joe Taylor
146ca19b97 Add some additional calls to timer(). 2021-01-09 11:02:54 -05:00
Joe Taylor
57b6b2dca1 Set the "b90" search range once (in q65_decocd.f90) and share valies through q65.mod. 2021-01-08 09:42:07 -05:00
Joe Taylor
f003ae653c Silence compiler warning. 2021-01-07 12:00:11 -05:00
Joe Taylor
5b0975bf45 Correct several flaws in message averaging. Still may want to handle MAXAVE better? 2021-01-07 11:13:43 -05:00
Joe Taylor
aee0a1e851 Silence a compiler warning. 2021-01-06 10:58:25 -05:00
Bill Somerville
c7f2be4ba7
Initialize a variable 2021-01-06 15:49:51 +00:00
Bill Somerville
c407bc00f9
Revert "Mostly(?) temporary diagnostic tests."
This reverts commit fb6fcdf35e.
2021-01-06 15:48:21 +00:00
Bill Somerville
9b35eeaead
Revert "Add s1 to the diagnostic output."
This reverts commit 5fe0bd3508.
2021-01-06 15:48:07 +00:00
Joe Taylor
5fe0bd3508 Add s1 to the diagnostic output. 2021-01-06 10:30:05 -05:00
Joe Taylor
fb6fcdf35e Mostly(?) temporary diagnostic tests. 2021-01-06 10:24:08 -05:00
Joe Taylor
47c8286db8 Disallow Q65 decodes with sum(dat4)=0: all 78 bita are zero. 2021-01-05 19:45:00 -05:00
Joe Taylor
4fb90e336e Better orange sync curve. Clear message averaging after a successful decode. 2021-01-05 11:30:22 -05:00
Joe Taylor
f82356e199 q65sim: nonzero step size ==> Doppler tracking; otherwise, linear drift. 2021-01-05 10:42:19 -05:00
Joe Taylor
ea271152b8 Implement "orange sync curve", useful for multi-signal situation. 2021-01-04 14:38:02 -05:00
Joe Taylor
662a43d3dd Corrections to the frequency-drift feature in q65sim. 2021-01-04 09:07:03 -05:00
Joe Taylor
6074e4e3af Options for introducing frequency drift and frequency steps (e.g. 10 Hz) in Q65 simulator. 2021-01-03 11:19:39 -05:00
Joe Taylor
a02cbabb99 Fix an off-by-1 bug introduced in the previous commit. 2021-01-03 11:18:14 -05:00
Joe Taylor
04b22ce250 Preparing to add solution for frequendy drift to q65_sync.f90. 2021-01-02 14:21:14 -05:00
Joe Taylor
bc58604d42 Allow optional frequency drift of simulated Q65 signals. 2021-01-02 13:09:47 -05:00
Joe Taylor
e5a8e80c49 Minor tweaks to Q^% decoding scheme. 2021-01-01 15:28:41 -05:00
Joe Taylor
6b351165f2 Re-introduce Q65 timer calls. Extend red sync baseline to minimum +/- 100 Hz. 2021-01-01 10:47:22 -05:00
Joe Taylor
8a4b5b6a40 Various tweaks to the Q65 decoder; new numbering of the end-of-line decoding flags. 2020-12-31 15:52:06 -05:00
Joe Taylor
bcbca02c08 Enforce Q65 ClrAvg action when requested. Tweak somne logic. 2020-12-30 16:12:02 -05:00
Joe Taylor
e07ba410c2 Fix a problem with access to apsym0() array. 2020-12-30 15:40:06 -05:00
Joe Taylor
5d7b5f83e2 Fix several more flaws in the way Q65 decodes are presented. 2020-12-30 15:05:02 -05:00
Joe Taylor
77a0e01b05 Allow for all AP types when averaging Q65, and for navg > 9. 2020-12-30 12:10:03 -05:00
Joe Taylor
91687c573b Fix the reporting of SNR for Q65 average decodes. 2020-12-30 11:02:49 -05:00
Joe Taylor
d81c01d23d Remove unneeded arguments from calls to q65_avg and q65_avg2. 2020-12-30 09:07:41 -05:00