Commit Graph

2200 Commits

Author SHA1 Message Date
Steven Franke
093c403063 Implement coupled BP->OSD decoding for FT8/FT4. 2020-05-04 13:13:49 -05:00
Steven Franke
c3ba4178e6 Tweak the downsample filter bandwidth. 2020-05-04 13:09:05 -05:00
Joe Taylor
d3f8793578 Better correction for very weak false decodes in ft8b.f90. Revert an incorrect change in jt9.f90. 2020-05-04 10:55:53 -04:00
Joe Taylor
4ea896af55 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-05-03 11:24:23 -04:00
Joe Taylor
4429230752 Force message to upper case. 2020-05-03 11:10:21 -04:00
Steven Franke
1d2a0f39ac Tweak SNR calibration for better tracking at low SNR. 2020-05-03 08:51:55 -05:00
Joe Taylor
9f974b48e0 Correct a flaw in ft8_decode.f90 when there are no early decodes. 2020-05-02 13:17:32 -04:00
Steven Franke
db773cf7dd Make a change to decrease the number of false decodes. 2020-05-02 10:45:04 -05:00
Steven Franke
68efcca51d Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-05-02 08:10:42 -05:00
Steven Franke
b0ef40cb1d Add routines for ft4slow based on (280,101) code. 2020-05-02 08:10:35 -05:00
Joe Taylor
1a39ed1e5d Code cleanup. 2020-04-30 16:54:53 -04:00
Joe Taylor
0a14984d6a Add a program to sum together several .wav files of simulated data. 2020-04-30 16:53:44 -04:00
Joe Taylor
181e70ebe0 Code cleanup in hint65.f90. Remove the warning about short or missing CALL3.TXT. 2020-04-28 11:37:59 -04:00
Steven Franke
e82edf2365 Generalize ft4slowsim and ft4sd to work with arbitrary modulation index. 2020-04-28 07:21:13 -05:00
Steven Franke
c43e58792c Work-in-progress hybrid bp/osd decoder for FT8. 2020-04-26 14:45:39 -05:00
Steven Franke
7804ab5fc6 A simple hard-decision bit-flip decoder for LDPC codes. 2020-04-26 14:44:02 -05:00
Steven Franke
73e2aa9573 Add routines needed to test (240,101) qso mode. 2020-04-26 14:34:09 -05:00
Steven Franke
c2bcb460e1 Remove temporary (174,101) qsp stuff and revert to (174,74) with wspr-type messages. 2020-04-26 14:30:24 -05:00
Steven Franke
93223ea455 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-26 14:17:46 -05:00
Steven Franke
195e04902f Modify jf49sim to use Watterson channel simulator. 2020-04-26 14:17:39 -05:00
Joe Taylor
4379ef9627 Fix a flaw in the new test logic. 2020-04-25 12:10:32 -04:00
Joe Taylor
f4811845cb Add a feature for testing: simulate responses from another station. 2020-04-25 11:53:20 -04:00
Steven Franke
a0f9ea0075 Add a (240,101) code. 2020-04-23 11:54:02 -05:00
Steven Franke
edeb756257 Work on (174,101) encoding and decoding for ft4slow. 2020-04-22 10:36:48 -05:00
Steven Franke
3085047a96 Add routines to create wave files for ft4slow. 2020-04-22 08:00:34 -05:00
Steven Franke
95d3f6acd0 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-21 15:03:02 -05:00
Steven Franke
8da98fee1e Cleanup 2020-04-21 15:02:57 -05:00
Joe Taylor
088c27acf2 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-21 15:52:23 -04:00
Steven Franke
01d555c898 Add hybrid bp/osd decoder for (174,K) crc-aided code. 2020-04-21 13:46:43 -05:00
Steven Franke
58f19c855b Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-21 13:44:30 -05:00
Steven Franke
529cc1bae1 Speed up wspr4d. 2020-04-21 13:44:24 -05:00
Joe Taylor
00e8027c29 Implementing new Type 5 messages for EU VHF contests. 2020-04-21 13:48:47 -04:00
Joe Taylor
b847d6b32b Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-20 14:28:43 -04:00
Joe Taylor
8ace9759c5 EU VHF Contest msg conveying grid6 is now Type 5 and conveys hashes of both calls. 2020-04-20 14:27:22 -04:00
Steven Franke
03efe4d54a Add shift jittering to improve performance on fading channels. Not yet optimized for speed. 2020-04-20 08:37:58 -05:00
Joe Taylor
b0a7cef3bd More tweaks to minimize false JT65 decodes when strong signals are present. 2020-04-19 18:56:16 -04:00
Joe Taylor
d5d8b1c38d Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-18 11:46:56 -04:00
Joe Taylor
3a979ea96d Must set flip=0 for directed search for JT65 shorthands. 2020-04-18 11:45:44 -04:00
Steven Franke
14f6c27025 wspr4d cleanup. 2020-04-18 08:05:23 -05:00
Steven Franke
041d0bf1f4 Fix bpdecode174_74.f90 to work with revised crc24 routine. 2020-04-17 15:06:22 -05:00
Steven Franke
c2d60afcf9 Make ldpcsim174_101 work. 2020-04-17 14:37:48 -05:00
Steven Franke
fae81b6b67 Add routines necessary to support a crc24-aided (174,101) code. 2020-04-17 14:11:12 -05:00
Joe Taylor
35eb391e23 Clean up the formation and display of JT4 average and DS decodes. 2020-04-17 12:14:43 -04:00
Joe Taylor
e94cacb265 Fix a bug with "memory" of previously decoded data. 2020-04-17 10:56:24 -04:00
Steven Franke
b670353bbd Cleanup and tweaks. 2020-04-16 08:55:17 -05:00
Steven Franke
191b478584 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-15 15:46:31 -05:00
Steven Franke
4978f29e58 Add a new code. 2020-04-15 15:45:50 -05:00
Steven Franke
b8ff0941e8 Add wspr4d and support routines. Not yet working. 2020-04-15 15:45:07 -05:00
Joe Taylor
4646e61b9a Fix a bug in packjt77. 2020-04-15 14:43:33 -04:00
Steven Franke
49a7fbbd59 ft4sim: cosmetic tweak 2020-04-15 13:36:34 -05:00
Steven Franke
c54f3b7e83 ldpcsim174_74: minor cleanup. 2020-04-15 07:59:57 -05:00
Steven Franke
7d52234371 Fix a bug in wspr4 signal generation. 2020-04-15 07:58:31 -05:00
Joe Taylor
00abc81a00 Remove two diagnostic prints. 2020-04-14 16:40:24 -04:00
Joe Taylor
af4de10055 Modify packjt77 to encode and decode 50-bit WSPR messages. For now, results are the first 50 bits of c77, and we're using subtype i3.n3=0.6. 2020-04-14 15:40:11 -04:00
Steven Franke
c5e2593979 Add routines necessary to generate simulated 'wspr4' wav files. 2020-04-14 10:34:00 -05:00
Joe Taylor
e82b9ffa38 Allow entry and decoding of WSPR-format message in ldpcsim174_74. 2020-04-13 15:43:34 -04:00
Steven Franke
65dd843bfb Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-13 10:24:29 -05:00
Steven Franke
65fa6aed6c Add a new (174,74) LDPC code (regular, column weight 3) and supporting files. 2020-04-13 10:23:02 -05:00
Joe Taylor
e3d2d5d65a Fix another piece of flaky behavior with Deep Search average decodes. 2020-04-09 15:30:12 -04:00
Joe Taylor
c188f8ee89 More cleanup of the display of special JT65 decoding modes: avg, deep, AP. 2020-04-09 13:56:35 -04:00
Joe Taylor
899d0e71ce Re-establish improved decoding for JT65 shorthand messages. 2020-04-09 10:51:35 -04:00
Joe Taylor
eafaa1ce28 Fix a bug in generating EME shorthand messages in JT65sim. 2020-04-09 10:40:21 -04:00
Joe Taylor
11e1f78647 Fix a problem with turning DS on/off in JT65. 2020-04-08 21:47:10 -04:00
Joe Taylor
756cb3b9b1 Merge branch 'develop' of bitbucket.org:k1jt/wsjtx into develop 2020-04-08 18:45:33 -04:00
Joe Taylor
0390791090 Fix some problems with message averaging, etc., in JT65 with VHF features enabled. Needs further testing! 2020-04-08 16:56:28 -04:00
Joe Taylor
17f420b48b Allow generation of messages with EME-style 'OOO' report. 2020-04-07 18:25:35 -04:00
Steven Franke
e972fbbfec Change sync word to 4 concatenated 4x4 Costas arrays. Tweaks to optimize sync efficiency. 2020-04-07 13:18:41 -05:00
Steven Franke
1044342245 Use Joe's sync vector. 2020-04-05 14:40:19 -05:00
Steven Franke
2f7afbc34e Fix wsprd's -B command line option. 2020-04-04 15:03:11 -05:00
Steven Franke
583f9d2f0e Comment out a debug write statement. 2020-04-03 10:39:51 -05:00
Steven Franke
f78f63a53d Merge branch 'feat-50bit' into develop 2020-04-03 10:34:02 -05:00
Steven Franke
cf5a69d25b Updates and additions to wsprcpm files. 2020-04-03 10:27:43 -05:00
Joe Taylor
151c25bcb3 Remove messahe type i3=5, possible WWROF digi contest. It will not be used. 2020-03-30 14:20:46 -04:00
Joe Taylor
0557e19b3e Correct a flaw in displaying subtype "j2" in encode77.f90. 2020-03-30 14:09:39 -04:00
Joe Taylor
380a05f94e Remove stray comments. 2020-03-30 13:52:37 -04:00
Joe Taylor
38f11fee62 Enhance packjt77 to include 50-bit WSPR-style messages. Build encode77[.exe]. 2020-03-30 13:37:34 -04:00
Joe Taylor
33ce9e3355 Trivial code cleanup. 2020-03-28 14:05:48 -04:00
K9AN
f5fabaf163 Try to get rid of some compiler warnings. 2020-03-20 09:57:58 -05:00
Joe Taylor
fcc7739cb9 Correct an error in decoder.f90, introduced yesterday. 2020-03-20 10:11:08 -04:00
Joe Taylor
7cc81d800f More code cleanup. 2020-03-19 15:53:44 -04:00
Joe Taylor
7de6b8c98d Remove diagnostic writes. Don't save .wav files if "Save None" is selected. 2020-03-19 14:46:41 -04:00
Joe Taylor
64a9aa5d39 Silence compiler warnings. 2020-03-19 13:45:13 -04:00
Joe Taylor
b3f539670b Silence compiler warnings. 2020-03-19 13:20:07 -04:00
Joe Taylor
d5e92202d0 Silence compiler warnings; reformmat some source code. 2020-03-19 13:13:33 -04:00
Joe Taylor
d4d37c49ab Silence compiler warnings. 2020-03-19 12:04:56 -04:00
Joe Taylor
80b926d6fd Silence compiler warnings. 2020-03-19 11:58:36 -04:00
Joe Taylor
7564301209 Silence compiler warnings. 2020-03-19 11:43:22 -04:00
Joe Taylor
a6089bc196 Silence compiler warnings. 2020-03-19 11:27:57 -04:00
Joe Taylor
1eb63b6f84 Silence compiler warnings. 2020-03-19 11:19:44 -04:00
Joe Taylor
0a076e0455 Silence compiler warnings. 2020-03-19 11:00:21 -04:00
Joe Taylor
4fa3ee3437 Silence compiler warnings. 2020-03-19 10:43:45 -04:00
Joe Taylor
430a413f95 Silence compiler warnings for packjt77.f90. 2020-03-19 10:16:33 -04:00
Joe Taylor
4d4e6cc4c7 Silence compiler warnings. 2020-03-19 09:23:35 -04:00
Joe Taylor
e7c7459a08 Some general cleanup. 2020-03-17 16:30:05 -04:00
Joe Taylor
0926943326 Silence some compiler warnings. 2020-03-17 16:05:02 -04:00
Joe Taylor
0603f52e75 Delete a bunch of obsolete Makefiles. 2020-03-17 15:51:10 -04:00
Joe Taylor
f5e6e7e8ff Silence some compiler warnings. 2020-03-17 15:50:21 -04:00
Steven Franke
0f2793dcbe Update calls to bpdecode174_91. 2020-03-17 12:18:10 -05:00
Steven Franke
8f7221825f First cut at setting up Fast/Normal/Deep parameters. 2020-03-17 08:51:37 -05:00
Joe Taylor
a2c3907b75 Fix a bug that affected jt9 running from command line. 2020-03-16 13:47:41 -04:00