QAM16 C port - #47

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drowe67 wants to merge 29 commits into

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Commits on Mar 27, 2024

first pass at datac14, 5 byte, < 1s signalling mode
drowe67
committed
b6faec2
tweaks to reduce duration to 0.69s including pre/postamble
drowe67
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babaecc
work out packet duration including pre/postamble
drowe67
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3c76146

Commits on Mar 28, 2024

ofdm_mod/ofdm_demod working with datac14
drowe67
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2ee2989
datac14 freedv_api port
drowe67
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3b9037c

Commits on Mar 29, 2024

put snr_curve.sh system back in from codec2-dev, curves for datac14
drowe67
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23a7d60

Commits on Apr 3, 2024

WIP freedv API support for custom raw data modes
drowe67
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735d788
demo custom mode
drowe67
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cf069d2
ctest for custom mode
drowe67
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1de1b46
EsNo supplied to LDPC dec now a config param
drowe67
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e02ef2c
removed unused EsNo_est_all_symbols
drowe67
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6a5687c
WIP qam16c2, ofdm_mod runs but doesn't decode in Octave
drowe67
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4726a97

Commits on Apr 4, 2024

uncoded C tx works with Octave rx
drowe67
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10d344c
WIP qam demod
drowe67
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31d8044
non-table driven interleaver b
drowe67
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2841e6c
Merge branch 'dr-freedata-001' into dr-qam16-cport
drowe67
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2607516
ofdm_demod uncoded demods qam16c2
drowe67
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1079f80

Commits on Apr 5, 2024

uncoded BER 0 with ofdm_mod/ofdm_demod, LDPC decode not working yet
drowe67
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73482ea
refactoring to support QAM16 LDPC decode
drowe67
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c0821c8
first pass LDPC decoder working with QAM16
drowe67
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1b2a4a7
adjusted UW thresh and EsNo for LDPC decoder - PER < 0.1 with 100 packets mpp at 15dB-ish SNR
drowe67
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2e5f845
qam16c2 FreeDV API support
drowe67
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82546c4
qam16 ctests and README_data.md
drowe67
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43388dd
attempt to fix stm32 build issues
drowe67
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1fd68ac
freedv 2020 build issue
drowe67
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ffd020c
fix stm32 build ...
drowe67
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15f565e

Commits on May 1, 2024

adjusted clipper in C & octave, regerenerated curves
drowe67
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7f6188c
Merge branch 'dr-datac14' into dr-freedata-001
drowe67
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d321ccf
Merge branch 'dr-freedata-001' into dr-qam16-cport
drowe67
committed
6aeb1f5