2017-06-12 |
okcsampson | Update ofdm.c tx matches octave now |
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2017-06-12 |
drowe67 | modified parabolic interpolator to lin interp to 0... |
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2017-06-12 |
drowe67 | unit test code working, but actual test failing on... |
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2017-06-12 |
okcsampson | Change W row/col |
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2017-06-12 |
drowe67 | some plots working |
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2017-06-12 |
drowe67 | rewrote test bits generation |
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2017-06-12 |
drowe67 | fixed up tnewamp1.c for 16kHz changes |
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2017-06-12 |
okcsampson | Add changes to ofdm.c for unit test |
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2017-06-11 |
okcsampson | Update ofdm.c for loop bug |
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2017-06-11 |
okcsampson | Update ofdm.c for output |
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2017-06-11 |
okcsampson | Adjest ofdm header file |
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2017-06-11 |
okcsampson | Change ofdm_txframe output |
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2017-06-11 |
drowe67 | initial version of tofdm.m, haven't tried to run yet |
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2017-06-11 |
okcsampson | Remove constants from ofdm_internal.h |
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2017-06-11 |
drowe67 | first pass at tofdm.c |
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2017-06-11 |
drowe67 | added function to generate a C include file of tets... |
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2017-06-11 |
okcsampson | Use NCP not NC in appropriate places |
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2017-06-11 |
okcsampson | Missed a couple changes last update |
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2017-06-11 |
okcsampson | Fix bugs in ofdm.c |
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2017-06-10 |
okcsampson | Fix bugs in ofdm.c |
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2017-06-09 |
okcsampson | ofdm.c bug fix |
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2017-06-09 |
okcsampson | Update ofdm.c to compile config |
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2017-06-08 |
okcsampson | change ofdm to compile options |
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2017-06-07 |
okcsampson | Update ofdm and remove parts |
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2017-06-07 |
okcsampson | Candidate code for ofdm.c, still need to finish demod |
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2017-06-07 |
okcsampson | Add getters/setters to codec2_ofdm.h |
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2017-06-06 |
okcsampson | Change from float to int in ofdm_internal.h |
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2017-06-06 |
drowe67 | Attempt at correcting alias errors in rate K resampling... |
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2017-06-06 |
drowe67 | fixed sensitivity to log(0) errors when importing via... |
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2017-06-05 |
drowe67 | added mel resampling option to c2sim |
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2017-06-04 |
drowe67 | c2sim working with phase0 at 16k, sounds quite reasonab... |
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2017-06-04 |
drowe67 | original phases working with 8000 Hz and 16000 Hz,... |
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2017-06-03 |
okcsampson | Add in the initial OFDM Header files |
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2017-06-02 |
drowe67 | TW and NW worked out at run time, c2sim c2enc/dec 1300... |
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2017-06-02 |
drowe67 | made timing/freq est window indep of Rs |
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2017-06-01 |
drowe67 | refactoring general purpose mFSK modem library from... |
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2017-05-31 |
drowe67 | initial 16fsk working, but have hard coded the freq... |
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2017-05-30 |
drowe67 | p_min/p_max/m_pitch run time constants, bit exact with... |
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2017-05-30 |
drowe67 | working on 16kHz support, number of samples/frame now... |
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2017-05-30 |
hobbes1069 | Tag release FreeDV 1.2.1. |
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2017-05-30 |
hobbes1069 | Merge win32 log fix into 1.2 branch. |
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2017-05-27 |
drowe67 | SNR estimation for EME |
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2017-05-25 |
drowe67 | making a start on HF noise cancellation problems |
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2017-05-18 |
drowe67 | few tweaks to only log errors when valid signal |
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2017-05-18 |
drowe67 | thicker lines on plots |
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2017-05-18 |
drowe67 | ssb filtering feature and bcleaned up rx logs |
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2017-05-16 |
drowe67 | selects Nc based on code rate to maintain 700 bit/s... |
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2017-05-16 |
drowe67 | added analog signal simulation and interleaving of... |
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2017-05-16 |
drowe67 | added error pattern and analog simulation |
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2017-05-16 |
drowe67 | added rate 0.8 wenet ldpc code for comparison |
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2017-05-13 |
drowe67 | one frame ldpc enc/dec working for ofdm_rx/ofdm_tx |
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2017-05-13 |
drowe67 | added various new plots for characterising system,... |
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2017-05-12 |
drowe67 | adding multiple LDPC frame interleaving, reorganised... |
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2017-05-11 |
drowe67 | script to separate all.wav into separate wave files... |
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2017-05-10 |
drowe67 | interleaver working better, at least for ldpc_short... |
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2017-05-09 |
drowe67 | brought ldpcut back to a simplified demo for blog post |
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2017-05-07 |
drowe67 | added a few notes and tested |
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2017-05-07 |
drowe67 | added better HF model which reconciled (poor) perf... |
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2017-05-07 |
drowe67 | added ldpc code |
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2017-05-07 |
drowe67 | modified to test Bill's short LDPC codes |
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2017-05-07 |
drowe67 | diabled writing log file on Win32 |
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2017-05-05 |
drowe67 | added fading channel model, results check out ok |
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2017-05-04 |
drowe67 | first pass at LDPC integration. Good results for AWGN... |
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2017-05-04 |
drowe67 | changed amplitde scaling to prevent clipping with noise |
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2017-05-03 |
drowe67 | URL change, thanks Steve |
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2017-05-03 |
drowe67 | aquisition working with freq offsets up to +/-20Hz... |
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2017-05-03 |
drowe67 | added AWGN and HF channel simulation, usual confusion... |
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2017-05-02 |
drowe67 | first pass coarse timing/frame sync working on ofdm_rx |
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2017-05-01 |
drowe67 | brought aquisition UT back to life, falls over when... |
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2017-05-01 |
drowe67 | ofdm_tx and ofdm_rx working with no noise |
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2017-04-30 |
drowe67 | error that was casuing sm1000 to crash - need one extra... |
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2017-04-29 |
drowe67 | first pass at file based tx |
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2017-04-29 |
drowe67 | first pass at file based rx |
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2017-04-29 |
drowe67 | split rate fs ofdm simulation into multiple files |
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2017-04-29 |
drowe67 | linker mods to reduce file of sm1000 binary - thanks... |
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2017-04-29 |
drowe67 | moved buffer shift inside ofdm_demod, default init... |
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2017-04-28 |
drowe67 | code for handling sample slips, tested with +/-500ppm... |
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2017-04-27 |
drowe67 | cleaned up loop indexes |
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2017-04-27 |
drowe67 | cleaned up loop indexes |
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2017-04-27 |
drowe67 | moved demodulation to phase correction loop |
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2017-04-27 |
drowe67 | cleaned up, next step put demod in function |
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2017-04-26 |
drowe67 | fine timing and fine freq working on fixed buf |
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2017-04-26 |
drowe67 | refactoring rx side - rx sym not working on fixed buf... |
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2017-04-23 |
drowe67 | starting to refactor rate Fs ofdm simulation, and chang... |
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2017-04-20 |
drowe67 | fine timing getting gd results (almost no IL) with... |
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2017-04-19 |
drowe67 | fine timing doing some sensible things, tracking timing... |
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2017-04-19 |
drowe67 | progressing fine timing algorithm, added test based... |
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2017-04-15 |
drowe67 | timing and freq aquisition test |
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2017-04-11 |
drowe67 | drawing curves |
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2017-04-10 |
drowe67 | converted to QPSK |
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2017-04-10 |
drowe67 | added BIll's ml_pd and comparedwith some curves |
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2017-04-07 |
drowe67 | progressing rate Fs bpsk ofdm simulation |
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2017-04-04 |
hobbes1069 | update pkgconfig template for codec2. |
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2017-04-04 |
drowe67 | edited to support new cohpsk_mod API |
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2017-04-04 |
hobbes1069 | Disable building GUI tools for wxWidgets since we don... |
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2017-04-04 |
drowe67 | generates figures of various options |
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2017-04-04 |
drowe67 | refactored to gives constant run time for different... |
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2017-04-04 |
drowe67 | added modn stripping refinemeant and wider time window... |
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2017-03-30 |
drowe67 | if-deffed out code not rqd for stm32 build |
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2017-03-30 |
drowe67 | reasonable results with HF channel model, about 1dB... |
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