drowe67 [Wed, 18 Jan 2017 06:43:47 +0000 (06:43 +0000)]
started phase ambiguity and impairment testing
git-svn-id: https://svn.code.sf.net/p/freetel/code@2986
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drowe67 [Wed, 18 Jan 2017 05:22:52 +0000 (05:22 +0000)]
timing and phase sync working OK with noise
git-svn-id: https://svn.code.sf.net/p/freetel/code@2985
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drowe67 [Wed, 18 Jan 2017 04:57:15 +0000 (04:57 +0000)]
calibrated EB/No and BER, about to add sync algs
git-svn-id: https://svn.code.sf.net/p/freetel/code@2984
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drowe67 [Wed, 18 Jan 2017 04:43:36 +0000 (04:43 +0000)]
first pass at OQPSK simulation
git-svn-id: https://svn.code.sf.net/p/freetel/code@2983
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drowe67 [Wed, 18 Jan 2017 00:57:26 +0000 (00:57 +0000)]
added mode for demodulating 800XA waveform
git-svn-id: https://svn.code.sf.net/p/freetel/code@2982
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drowe67 [Wed, 18 Jan 2017 00:13:38 +0000 (00:13 +0000)]
working up 700c link budget
git-svn-id: https://svn.code.sf.net/p/freetel/code@2981
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drowe67 [Tue, 17 Jan 2017 00:17:36 +0000 (00:17 +0000)]
output stats after each frame, useful for streaming operation
git-svn-id: https://svn.code.sf.net/p/freetel/code@2980
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drowe67 [Mon, 16 Jan 2017 23:47:06 +0000 (23:47 +0000)]
modified fsk get/put test frame utils so that they can re-sync on a continuous stream, updated README examples
git-svn-id: https://svn.code.sf.net/p/freetel/code@2979
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drowe67 [Sun, 15 Jan 2017 22:35:51 +0000 (22:35 +0000)]
first pass at eye diagram for 800XA
git-svn-id: https://svn.code.sf.net/p/freetel/code@2978
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drowe67 [Sun, 15 Jan 2017 22:33:20 +0000 (22:33 +0000)]
added option for normalisation of fsk eye diagram samples
git-svn-id: https://svn.code.sf.net/p/freetel/code@2977
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drowe67 [Sun, 15 Jan 2017 20:24:30 +0000 (20:24 +0000)]
Jeroen's suggestion to minimise processing delay for 700C, also updated Octave and C unittests for C port - thanks Jeroen
git-svn-id: https://svn.code.sf.net/p/freetel/code@2976
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drowe67 [Sun, 15 Jan 2017 08:33:15 +0000 (08:33 +0000)]
Jeroen's energy patch for 700C - thanks
git-svn-id: https://svn.code.sf.net/p/freetel/code@2975
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drowe67 [Sun, 15 Jan 2017 00:12:20 +0000 (00:12 +0000)]
refactored stats handling for fsk and fmfsk to be consistent with other modems, freedv_api, and FreeDV GUI. Tested freedv_tx/rx with 2400A/2400B/800XA. Still need to test GUI output, e.g. for fsk_demod on wenet type applications
git-svn-id: https://svn.code.sf.net/p/freetel/code@2974
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baobrien [Sat, 14 Jan 2017 06:19:45 +0000 (06:19 +0000)]
Fixed stat copying for 800XA
git-svn-id: https://svn.code.sf.net/p/freetel/code@2973
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drowe67 [Sat, 14 Jan 2017 05:33:15 +0000 (05:33 +0000)]
800XA decoding OK
git-svn-id: https://svn.code.sf.net/p/freetel/code@2972
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drowe67 [Sat, 14 Jan 2017 05:32:08 +0000 (05:32 +0000)]
refactored FSK modes so it works with complex inputs
git-svn-id: https://svn.code.sf.net/p/freetel/code@2971
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drowe67 [Sat, 14 Jan 2017 04:51:41 +0000 (04:51 +0000)]
correct sample rate fpor 700 B&C
git-svn-id: https://svn.code.sf.net/p/freetel/code@2970
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drowe67 [Fri, 13 Jan 2017 22:17:30 +0000 (22:17 +0000)]
support for 700c and 800xa
git-svn-id: https://svn.code.sf.net/p/freetel/code@2969
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drowe67 [Fri, 13 Jan 2017 21:28:44 +0000 (21:28 +0000)]
FreeDV 700C mode working
git-svn-id: https://svn.code.sf.net/p/freetel/code@2968
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drowe67 [Fri, 13 Jan 2017 21:12:39 +0000 (21:12 +0000)]
700B working again, still need to fix test frame mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2967
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baobrien [Fri, 13 Jan 2017 07:41:10 +0000 (07:41 +0000)]
Fixed 800XA and switched over to the new 700C mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2966
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baobrien [Fri, 13 Jan 2017 07:30:22 +0000 (07:30 +0000)]
Fixed freedv_tx issue on 2400A
git-svn-id: https://svn.code.sf.net/p/freetel/code@2965
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drowe67 [Thu, 12 Jan 2017 22:36:06 +0000 (22:36 +0000)]
removed debug stuff
git-svn-id: https://svn.code.sf.net/p/freetel/code@2964
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drowe67 [Thu, 12 Jan 2017 22:18:17 +0000 (22:18 +0000)]
700C lives :-)
git-svn-id: https://svn.code.sf.net/p/freetel/code@2963
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drowe67 [Thu, 12 Jan 2017 21:59:43 +0000 (21:59 +0000)]
debugging phase on decode using c2sim
git-svn-id: https://svn.code.sf.net/p/freetel/code@2962
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drowe67 [Thu, 12 Jan 2017 06:49:21 +0000 (06:49 +0000)]
debugging codec2.c mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2961
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drowe67 [Thu, 12 Jan 2017 02:51:43 +0000 (02:51 +0000)]
set up start conditions in Octave and C, tests passing OK, time to build up Codec 2 mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2960
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drowe67 [Thu, 12 Jan 2017 01:11:54 +0000 (01:11 +0000)]
cleaned up, close to what we need for a Codec 2 mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2959
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drowe67 [Thu, 12 Jan 2017 00:46:37 +0000 (00:46 +0000)]
part way through indexes_model refactoring
git-svn-id: https://svn.code.sf.net/p/freetel/code@2958
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drowe67 [Wed, 11 Jan 2017 03:17:45 +0000 (03:17 +0000)]
removed debug printfs, starting to refactor rx functions
git-svn-id: https://svn.code.sf.net/p/freetel/code@2957
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drowe67 [Wed, 11 Jan 2017 00:29:11 +0000 (00:29 +0000)]
model to indexes and indexes to model at 100Hz
git-svn-id: https://svn.code.sf.net/p/freetel/code@2956
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drowe67 [Tue, 10 Jan 2017 23:16:59 +0000 (23:16 +0000)]
refactoring: moved newamp1 and mbest vq search functions into a separate source file
git-svn-id: https://svn.code.sf.net/p/freetel/code@2955
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drowe67 [Mon, 9 Jan 2017 10:15:38 +0000 (10:15 +0000)]
all newamp signal proc functions ported to C and working OK compared to Octave. Next step is some refactoring and integration into a C codec 2 mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2954
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drowe67 [Thu, 5 Jan 2017 22:27:16 +0000 (22:27 +0000)]
C versions of energy quant and post filter tested
git-svn-id: https://svn.code.sf.net/p/freetel/code@2953
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drowe67 [Thu, 5 Jan 2017 05:37:34 +0000 (05:37 +0000)]
current newamp1 VQ, might need some tweaking in future
git-svn-id: https://svn.code.sf.net/p/freetel/code@2952
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drowe67 [Thu, 5 Jan 2017 02:51:06 +0000 (02:51 +0000)]
first stage C<->Octave test framework for newamp1 passing
git-svn-id: https://svn.code.sf.net/p/freetel/code@2951
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drowe67 [Sat, 31 Dec 2016 00:43:21 +0000 (00:43 +0000)]
first pass at decoder refactored to run frame by frame
git-svn-id: https://svn.code.sf.net/p/freetel/code@2950
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drowe67 [Fri, 30 Dec 2016 09:04:41 +0000 (09:04 +0000)]
refactored phase handling in C and Octave to use samples at rate L, and tried phase synthesis using 128 rather than 512 points
git-svn-id: https://svn.code.sf.net/p/freetel/code@2949
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drowe67 [Tue, 27 Dec 2016 03:29:09 +0000 (03:29 +0000)]
refactored to use senible M, enc/dec Octave function matches stand alone dec
git-svn-id: https://svn.code.sf.net/p/freetel/code@2948
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drowe67 [Tue, 27 Dec 2016 00:59:16 +0000 (00:59 +0000)]
refactored model_from_indexes and homebrew linear interpolator to match C code
git-svn-id: https://svn.code.sf.net/p/freetel/code@2947
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drowe67 [Tue, 27 Dec 2016 00:01:48 +0000 (00:01 +0000)]
better naming conventions and framework for comparing output vectors as we refactor Octave and write C code
git-svn-id: https://svn.code.sf.net/p/freetel/code@2946
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drowe67 [Mon, 26 Dec 2016 05:25:59 +0000 (05:25 +0000)]
converted decoder interpolation to use 2 points rather than 3, to simplify C port. Sounds OK
git-svn-id: https://svn.code.sf.net/p/freetel/code@2945
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drowe67 [Thu, 22 Dec 2016 06:27:29 +0000 (06:27 +0000)]
used parabolic interpolator for phase synth
git-svn-id: https://svn.code.sf.net/p/freetel/code@2944
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drowe67 [Thu, 22 Dec 2016 06:06:49 +0000 (06:06 +0000)]
change of variable name
git-svn-id: https://svn.code.sf.net/p/freetel/code@2943
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drowe67 [Thu, 22 Dec 2016 06:00:07 +0000 (06:00 +0000)]
parabolic interp working ok on hts1a, hts2a, vk5qi
git-svn-id: https://svn.code.sf.net/p/freetel/code@2942
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drowe67 [Wed, 21 Dec 2016 23:12:55 +0000 (23:12 +0000)]
refactored to but 'live' functions at top
git-svn-id: https://svn.code.sf.net/p/freetel/code@2941
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drowe67 [Wed, 21 Dec 2016 07:58:37 +0000 (07:58 +0000)]
refactoring
git-svn-id: https://svn.code.sf.net/p/freetel/code@2940
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drowe67 [Wed, 21 Dec 2016 01:44:07 +0000 (01:44 +0000)]
stand alone decoder from indexes, works for hts2a
git-svn-id: https://svn.code.sf.net/p/freetel/code@2939
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drowe67 [Wed, 21 Dec 2016 00:11:10 +0000 (00:11 +0000)]
quantised Wo to 6 bits and E to 4 bits, sounds OK
git-svn-id: https://svn.code.sf.net/p/freetel/code@2938
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drowe67 [Tue, 20 Dec 2016 05:34:29 +0000 (05:34 +0000)]
chased down a bug with interpolated Wo and vocicing, no looking gd for hts1a and hts2a
git-svn-id: https://svn.code.sf.net/p/freetel/code@2937
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drowe67 [Mon, 19 Dec 2016 06:06:02 +0000 (06:06 +0000)]
added preempahasi to post filter which helped with UV levels somewhat. Quality is competative with 1300 over a range of samples
git-svn-id: https://svn.code.sf.net/p/freetel/code@2936
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drowe67 [Mon, 19 Dec 2016 01:48:11 +0000 (01:48 +0000)]
gain normalised post filter, support by batch and fbf, phase synth
git-svn-id: https://svn.code.sf.net/p/freetel/code@2935
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drowe67 [Thu, 15 Dec 2016 21:03:03 +0000 (21:03 +0000)]
fbf working set up for mel vq, getting some gd results with train.spc
git-svn-id: https://svn.code.sf.net/p/freetel/code@2934
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drowe67 [Thu, 15 Dec 2016 19:43:10 +0000 (19:43 +0000)]
thanks Jeroen for a patch to implement SNR on 2400B and fix biug introduced by complex interface to fsk modem
git-svn-id: https://svn.code.sf.net/p/freetel/code@2933
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drowe67 [Tue, 13 Dec 2016 08:44:17 +0000 (08:44 +0000)]
several more experiments
git-svn-id: https://svn.code.sf.net/p/freetel/code@2932
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drowe67 [Mon, 12 Dec 2016 20:34:31 +0000 (20:34 +0000)]
15 element mel sampled vector 300-3000Hz, mean removed 256x2 VQ, works reasonably well on 10ms frames
git-svn-id: https://svn.code.sf.net/p/freetel/code@2931
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drowe67 [Mon, 12 Dec 2016 02:53:18 +0000 (02:53 +0000)]
refactored, about to try decimation using filter approach
git-svn-id: https://svn.code.sf.net/p/freetel/code@2930
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drowe67 [Mon, 12 Dec 2016 02:12:31 +0000 (02:12 +0000)]
about to refactor to support different experiments
git-svn-id: https://svn.code.sf.net/p/freetel/code@2929
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drowe67 [Thu, 8 Dec 2016 06:23:02 +0000 (06:23 +0000)]
experimental variable rate decimation in time
git-svn-id: https://svn.code.sf.net/p/freetel/code@2928
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drowe67 [Wed, 7 Dec 2016 20:08:58 +0000 (20:08 +0000)]
experiments with vq of amps
git-svn-id: https://svn.code.sf.net/p/freetel/code@2927
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drowe67 [Tue, 6 Dec 2016 23:34:07 +0000 (23:34 +0000)]
first pass VQ, about to add AbyS peak finding for last two resonators
git-svn-id: https://svn.code.sf.net/p/freetel/code@2926
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drowe67 [Mon, 5 Dec 2016 04:52:04 +0000 (04:52 +0000)]
simple unquantised three resonator model
git-svn-id: https://svn.code.sf.net/p/freetel/code@2925
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baobrien [Mon, 5 Dec 2016 01:47:56 +0000 (01:47 +0000)]
Added start of TDMA work
git-svn-id: https://svn.code.sf.net/p/freetel/code@2924
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baobrien [Mon, 5 Dec 2016 01:07:12 +0000 (01:07 +0000)]
Updated FSK readme to reflect changes to fsk_demod
git-svn-id: https://svn.code.sf.net/p/freetel/code@2923
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baobrien [Sun, 4 Dec 2016 22:12:53 +0000 (22:12 +0000)]
Cleanup in fsk and fsk_demod; complex fsk_mod added
git-svn-id: https://svn.code.sf.net/p/freetel/code@2922
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baobrien [Sun, 4 Dec 2016 09:32:22 +0000 (09:32 +0000)]
Implemented complex-number-based hann window calculation for better perf
git-svn-id: https://svn.code.sf.net/p/freetel/code@2921
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baobrien [Sun, 4 Dec 2016 08:52:48 +0000 (08:52 +0000)]
Moved complex helper functions from fsk.c to comp_prim.h
git-svn-id: https://svn.code.sf.net/p/freetel/code@2920
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baobrien [Sun, 4 Dec 2016 07:54:34 +0000 (07:54 +0000)]
Added statistics printout rate
git-svn-id: https://svn.code.sf.net/p/freetel/code@2919
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baobrien [Sun, 4 Dec 2016 06:52:17 +0000 (06:52 +0000)]
Re-wrote command line for fsk_demod. No longer insane.
git-svn-id: https://svn.code.sf.net/p/freetel/code@2918
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baobrien [Sun, 4 Dec 2016 04:24:43 +0000 (04:24 +0000)]
Added hann table compile option to fsk
git-svn-id: https://svn.code.sf.net/p/freetel/code@2917
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baobrien [Sun, 4 Dec 2016 03:45:14 +0000 (03:45 +0000)]
Merged fsk2_demod and fsk4_demod into single function.
git-svn-id: https://svn.code.sf.net/p/freetel/code@2916
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drowe67 [Fri, 2 Dec 2016 06:21:30 +0000 (06:21 +0000)]
about to try abys fit
git-svn-id: https://svn.code.sf.net/p/freetel/code@2915
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darksidelemm [Wed, 30 Nov 2016 08:48:53 +0000 (08:48 +0000)]
Added spectrum plot, removed fest plot
git-svn-id: https://svn.code.sf.net/p/freetel/code@2914
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drowe67 [Wed, 30 Nov 2016 02:30:19 +0000 (02:30 +0000)]
init bug to make it work on -O2
git-svn-id: https://svn.code.sf.net/p/freetel/code@2913
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drowe67 [Wed, 30 Nov 2016 02:08:47 +0000 (02:08 +0000)]
Steve's lpdc_enc and dec changes
git-svn-id: https://svn.code.sf.net/p/freetel/code@2912
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drowe67 [Tue, 29 Nov 2016 20:39:56 +0000 (20:39 +0000)]
patches from Steve - thanks
git-svn-id: https://svn.code.sf.net/p/freetel/code@2911
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drowe67 [Tue, 29 Nov 2016 20:24:02 +0000 (20:24 +0000)]
tests for dud LPDC packets and cmake support for drs232[_lpdc]
git-svn-id: https://svn.code.sf.net/p/freetel/code@2910
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darksidelemm [Tue, 29 Nov 2016 09:09:14 +0000 (09:09 +0000)]
Fixed bug in fskdemodgui
git-svn-id: https://svn.code.sf.net/p/freetel/code@2909
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drowe67 [Tue, 29 Nov 2016 08:31:30 +0000 (08:31 +0000)]
fixed arg order
git-svn-id: https://svn.code.sf.net/p/freetel/code@2908
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drowe67 [Tue, 29 Nov 2016 02:45:38 +0000 (02:45 +0000)]
added unsigned u8 input mode
git-svn-id: https://svn.code.sf.net/p/freetel/code@2907
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darksidelemm [Mon, 28 Nov 2016 13:50:34 +0000 (13:50 +0000)]
Slowed fskdemodgui update rate
git-svn-id: https://svn.code.sf.net/p/freetel/code@2906
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drowe67 [Mon, 21 Nov 2016 21:42:40 +0000 (21:42 +0000)]
complex input fsk_demod running OK with test_ldpc_fsk_lib.m framework. gd BER and PER, much simpler cmd line
git-svn-id: https://svn.code.sf.net/p/freetel/code@2905
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drowe67 [Sun, 20 Nov 2016 23:58:11 +0000 (23:58 +0000)]
merged some prev changes and freq est ported to complex. 2 and 4fsk modems work on simple cmd line tests, so thats a gd start
git-svn-id: https://svn.code.sf.net/p/freetel/code@2904
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drowe67 [Mon, 7 Nov 2016 20:30:47 +0000 (20:30 +0000)]
another great patch from Danilo to clean up warning in the smt32 code
git-svn-id: https://svn.code.sf.net/p/freetel/code@2903
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drowe67 [Mon, 7 Nov 2016 20:25:57 +0000 (20:25 +0000)]
small mod to cm12 png figur eon web page to match rev f schematic - thanks Richard Ames
git-svn-id: https://svn.code.sf.net/p/freetel/code@2902
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baobrien [Sat, 5 Nov 2016 19:45:26 +0000 (19:45 +0000)]
Fixed issue with JSON printout
git-svn-id: https://svn.code.sf.net/p/freetel/code@2901
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baobrien [Sat, 5 Nov 2016 05:49:52 +0000 (05:49 +0000)]
Added FFT printout to fsk_demod JSON debug/stat stream
git-svn-id: https://svn.code.sf.net/p/freetel/code@2900
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drowe67 [Sat, 5 Nov 2016 04:09:22 +0000 (04:09 +0000)]
fixed poss mem leak
git-svn-id: https://svn.code.sf.net/p/freetel/code@2899
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drowe67 [Fri, 4 Nov 2016 22:54:29 +0000 (22:54 +0000)]
small patch from Danilo to remove a warning
git-svn-id: https://svn.code.sf.net/p/freetel/code@2898
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drowe67 [Sun, 30 Oct 2016 23:33:04 +0000 (23:33 +0000)]
improved FSK modem documentation. Not sure if I've explained P right
git-svn-id: https://svn.code.sf.net/p/freetel/code@2897
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drowe67 [Tue, 25 Oct 2016 06:00:48 +0000 (06:00 +0000)]
bunch of warnings removed - thanks Danilo!
git-svn-id: https://svn.code.sf.net/p/freetel/code@2896
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drowe67 [Fri, 21 Oct 2016 23:01:52 +0000 (23:01 +0000)]
Another great patch from Danilo - fixes a bunch or warnings
git-svn-id: https://svn.code.sf.net/p/freetel/code@2895
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drowe67 [Thu, 20 Oct 2016 05:22:30 +0000 (05:22 +0000)]
modified sstv test frames to match Pythn tx code bit<->byte ordering
git-svn-id: https://svn.code.sf.net/p/freetel/code@2894
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drowe67 [Thu, 20 Oct 2016 05:21:15 +0000 (05:21 +0000)]
added iter display with -v
git-svn-id: https://svn.code.sf.net/p/freetel/code@2893
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drowe67 [Thu, 20 Oct 2016 04:36:31 +0000 (04:36 +0000)]
adjusted byte<->bit ordering to match python TX code
git-svn-id: https://svn.code.sf.net/p/freetel/code@2892
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drowe67 [Wed, 12 Oct 2016 00:30:28 +0000 (00:30 +0000)]
added some comments and a PER demo
git-svn-id: https://svn.code.sf.net/p/freetel/code@2891
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drowe67 [Tue, 11 Oct 2016 03:50:07 +0000 (03:50 +0000)]
C utils for balloon telemtry
git-svn-id: https://svn.code.sf.net/p/freetel/code@2890
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drowe67 [Tue, 11 Oct 2016 03:49:03 +0000 (03:49 +0000)]
running complete command lines
git-svn-id: https://svn.code.sf.net/p/freetel/code@2889
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drowe67 [Tue, 11 Oct 2016 02:54:05 +0000 (02:54 +0000)]
changed to 32 bit UW, added PER stats to drs232
git-svn-id: https://svn.code.sf.net/p/freetel/code@2888
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drowe67 [Tue, 11 Oct 2016 02:08:29 +0000 (02:08 +0000)]
add stdin/stdout and fractional resampling support
git-svn-id: https://svn.code.sf.net/p/freetel/code@2887
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