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
Bill Somerville
4f5c18aa6a
Merge branch 'master' into develop
2018-06-26 00:10:16 +01:00
Bill Somerville
45427a08fe
Merge branch 'hotfix-astro-time-error'
2018-06-26 00:10:10 +01:00
Bill Somerville
925b523388
Fix a UTC vs. locaal time calculation error for non-Tx QSY by CAT rigs
...
Doppler correction for mid-point of Tx period when
"Settings->General->Allow Tx frequency changes while transmitting" is
unchecked was using local time for epheris calculation instead of UTC.
2018-06-26 00:06:20 +01:00
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
Bill Somerville
946405e6b6
Revert develop branch version to v1.10.0-devel
2018-06-24 11:56:30 +01:00
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
Bill Somerville
57b7e33f16
Merge branch 'master' into develop
2018-06-22 13:25:07 +01:00
Bill Somerville
6b7625e808
Merge branch 'hotfix-copyright-dates'
2018-06-22 13:22:56 +01:00
Bill Somerville
e55adbc475
Update documentation to reflect move to git SCM and update copyright dates
...
Also moved release notices to the NEWS file to be consistent with
package file naming conventions.
2018-06-22 13:19:05 +01:00
Bill Somerville
40a9c133ef
Set version appropriatey for next hotfix release (1.9.2-devel)
2018-06-22 13:03:43 +01:00
Joe Taylor
f962caace4
Implement a valid scheme for computing S/N in JT4 mode.
...
(cherry picked from commit f8bb7f4477
2018-06-21 23:25:36 +01:00
Joe Taylor
de4696768d
Add a description of the "Spec nn%" spinner on Wide Graph.
...
(cherry picked from commit e588836997
2018-06-21 23:25:36 +01:00
Joe Taylor
0de68ebfc8
Add to manual: must enable VHF features to use NA VHF Contest mode.
...
(cherry picked from commit e6f6dc9717
2018-06-21 23:25:36 +01:00
Joe Taylor
856e698758
Add 50.323 and 144.174 as FT8 frequencies.
...
(cherry picked from commit 3705693dbd
2018-06-21 23:25:36 +01:00
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
Joe Taylor
1bf9f22760
Deactivate the "not_GA" warning message at startup.
2018-06-13 15:37:42 -04:00
Steve Franke
3ac119fb99
Progress toward a working ldpc128_90 simulator. Compiles, but does not yet work.
2018-06-13 11:34:00 -05:00
Steve Franke
41920af89a
Add routines that will implement 77-bit messages for MSK144. Initial tests will use a (128,90) code.
2018-06-13 09:40:04 -05:00
Steve Franke
9b63fe6ac7
Fix a bug in ldpcsim144 so that nerrhisto.dat is calculated and printed.
2018-06-12 16:00:06 -05:00
Steve Franke
a5837bd5c7
AP decoding now works for type 2 frames. Also cleaned up and simplified AP implementation in ft8b_2.
2018-06-11 15:10:44 -05:00
Bill Somerville
7ac0afc60b
Docs for boost subtree maintenance
2018-06-09 22:31:46 +01:00
Bill Somerville
5abe797e3c
Merge commit '4ebe6417a5fce5f0994fc0c31bebf732be96a07c' as 'boost'
2018-06-09 21:48:33 +01:00
Bill Somerville
4ebe6417a5
Squashed 'boost/' content from commit b4feb19f2
...
git-subtree-dir: boost
git-subtree-split: b4feb19f287ee92d87a9624b5d36b7cf46aeadeb
2018-06-09 21:48:32 +01:00
Bill Somerville
b5eabc6d6a
Remove original svn vendor branch imported boost subtree in prep for git-subtree solution
2018-06-09 21:47:03 +01:00
Steve Franke
6fe9e8f860
Remove the need to re-order the parity-check matrix columns for compatibility with the generator matrix. Redefine the codeword to have the form [91 message bits|83 parity bits].
2018-06-09 13:05:11 -05:00
