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5,792 Commits 5 Branches 98 Tags 208 MiB
e82edf2365
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2137 Commits

Author SHA1 Message Date
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