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WSJT-X
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4,435 Commits 5 Branches 98 Tags 208 MiB
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4435 Commits

Author SHA1 Message Date
Steve Franke 26de3219d3 Fix an off-by-one problem. 2018-06-30 14:56:19 -05:00
Joe Taylor 251b2c6ce9 Fix bugs for several more edge cases. 2018-06-29 20:11:24 -04:00
Joe Taylor 023b76400b Add a few more test messages. 2018-06-29 13:36:05 -04:00
Joe Taylor 2da8f51fc2 Fix bugs for a few edge-case messages. Add some test files. 2018-06-29 12:02:29 -04:00
Joe Taylor 18a839963f Change to 12-bit hash in msg type 4, to accommodate CQ calls. 2018-06-28 15:26:54 -04:00
Joe Taylor 190aef8a36 Add column headings for encode77. 2018-06-28 14:12:05 -04:00
Joe Taylor 5465abaa72 Make encode77 default to reading from "messages.txt". 2018-06-28 13:17:32 -04:00
Joe Taylor 4946d01edb Put <...> around callsign recovered from hash table. 2018-06-28 13:07:01 -04:00
Joe Taylor 1d0ffcfdca Change 24-bit hash to 22-bit hash. 2018-06-28 11:48:42 -04:00
Joe Taylor 0b8d2b620f Rename a data file. 2018-06-27 20:33:17 -04:00
Joe Taylor 7a855f1fd5 Correct several minor bugs. 2018-06-27 20:19:48 -04:00
Joe Taylor 617b0bffc8 Nearly finished with pack77/unpack77. 2018-06-27 16:41:58 -04:00
Steve Franke 83d81bdcd2 Streamline the sequence detector code. 2018-06-27 15:11:39 -05:00
Joe Taylor 983cd3f31c More additions to pack77/unpack77 routines. 2018-06-27 15:07:04 -04:00
Joe Taylor c007b0f4cd Add a file with wide variety of test cases for pack28/unpack28. 2018-06-27 11:23:27 -04:00
Joe Taylor d4784ef7dc More work on pack28/unpack28, and a test28 program. 2018-06-27 11:08:39 -04:00
Steve Franke 229ee09b99 Minor code cleanup. 2018-06-27 09:55:34 -05:00
Joe Taylor 12e0def237 Implement special tokens CQ, DE, QRZ, ... in pack28/unpack28. 2018-06-27 08:57:13 -04:00
Joe Taylor acd6d5cab9 Fix some bugs for more varied example messages. 2018-06-26 21:00:53 -04:00
Joe Taylor c75a270872 Finish decoding of Types 1 and 3 (except for rpt/RRR/RR73/73). 2018-06-26 16:47:16 -04:00
Joe Taylor b0636b561b Basic function for message Types 0.0-0.5 and Type 1. 2018-06-26 16:34:38 -04:00
Joe Taylor 9d5a2e6f5a Through type 0.3. 2018-06-26 15:20:39 -04:00
Joe Taylor 9ccb96397d source-encode/decode of 77-bit messages OK through type 0.3. 2018-06-26 15:13:15 -04:00
Joe Taylor 2006fde28c Completed pack77/unpack77 through message Type 0.2. Still more to do! 2018-06-26 13:55:12 -04:00
Steve Franke 03abada09b More progress on sequence demodulator. Can now do nsymb=1,2, and/or 3. 2018-06-26 11:11:58 -05:00
Joe Taylor 0adcfc667f Add files for source encoding and decoding of 77-bit messages. 2018-06-26 08:33:13 -04:00
Steve Franke 7684bd0e78 Work toward a generalized sequence detector for nsymbols=1, 2, or 3. Works for nsymbol=3, but not yet for nsymbol=1, or 2. 2018-06-25 17:01:34 -05:00
Joe Taylor bd5aec3f31 More tweaks to description of 77-bit message types. 2018-06-23 15:15:10 -04:00
Joe Taylor 539ec3d465 test 2018-06-23 12:15:47 -04:00
Joe Taylor 35b53766cb Add info on 28-bit integers used for standard callsigns. 2018-06-23 11:54:40 -04:00
Joe Taylor 7266d407ff Amended rules for 77-bit message types. 2018-06-22 16:36:14 -04:00
Steve Franke 0f5759270e Added 2-symbol sequence detection for proof-of-concept tests. 2018-06-22 11:20:28 -05:00
Joe Taylor 2edcebef40 Further progress toward defining the 77-bit message types. 2018-06-21 15:38:08 -04:00
Joe Taylor 96f3fa5810 Add directory 77bit and its contents. 2018-06-21 10:51:19 -04:00
Joe Taylor 2e947f4f2b Add files in .../lib/77bit. 2018-06-21 10:50:03 -04:00
Joe Taylor f8bb7f4477 Implement a valid scheme for computing S/N in JT4 mode. 2018-06-18 13:41:26 -04:00
Steve Franke 3f8c218ebe Make changes to ft8b_2.f90 to accommodate the new 77-bit in/out encoding/decoding routines. With these changes, WSJT-X decodes (174,91) frames. 2018-06-17 12:11:32 -05:00
Steve Franke 1a31e5b2d6 For (174,91) code, move CRC generation and testing into encode and decode routines. Make ldpcsim174_91.f90 work with the new encode/decode routines. 2018-06-17 08:44:10 -05:00
Steve Franke 2cdb164446 Move CRC13 creation into encode128_90.f90 and CRC checking into bpdecode128_90.f90. 2018-06-16 16:42:02 -05:00
Steve Franke e16e78790a Create chkcrc13a.f90. Should chkcrc12a, chkcrc13a, and chkcrc14a be combined into one routine? 2018-06-16 09:04:51 -05:00
Steve Franke c18338b83b Fix the calculation of symbol error probability. 2018-06-16 09:03:32 -05:00
Joe Taylor e588836997 Add a description of the "Spec nn%" spinner on Wide Graph. 2018-06-15 13:22:04 -04:00
Steve Franke 6846964170 Add 'code b' - a better (128,90) code. Code b has irregular column weights - 80% weight 3 and 20% weight 4. 2018-06-14 15:38:58 -05:00
Joe Taylor e6f6dc9717 Add to manual: must enable VHF features to use NA VHF Contest mode. 2018-06-14 13:40:40 -04:00
Joe Taylor b887919d3e Update .gitignore 2018-06-14 11:32:20 -04:00
Joe Taylor 67b5c80e1a Update the contest ideas. 2018-06-14 11:31:16 -04:00
Steve Franke 1aeaa1715b Fix up ldpcsim144 for comparisons with ldpcsim128_90. 2018-06-14 09:59:49 -05:00
Steve Franke 5da3986f0a More work on (128,90) code. ldpcsim128_90 works now. 2018-06-14 09:30:41 -05:00
Joe Taylor 0344c14f99 Add the white paper digi-contest.txt. 2018-06-14 10:14:30 -04:00
Joe Taylor 3705693dbd Add 50.323 and 144.174 as FT8 frequencies. 2018-06-14 09:17:56 -04:00