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Diffstat (limited to 'unittest/ofdm_fade.sh')
| -rwxr-xr-x | unittest/ofdm_fade.sh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/unittest/ofdm_fade.sh b/unittest/ofdm_fade.sh new file mode 100755 index 0000000..03f290e --- /dev/null +++ b/unittest/ofdm_fade.sh @@ -0,0 +1,12 @@ +#!/usr/bin/env bash +# +# David June 2019 +# Tests 700D OFDM modem fading channel performance, using a simulated channel + +results=$(mktemp) +fading_dir=$1 +# BER should be around 4% for this test (it's better for larger interleavers but no one uses interleaving in practice) +ofdm_mod --in /dev/zero --ldpc 1 --testframes 60 --txbpf | ch - - --No -24 -f -10 --mpp --fading_dir $fading_dir | ofdm_demod --out /dev/null --testframes --verbose 2 --ldpc 1 2> $results +cat $results +cber=$(cat $results | sed -n "s/^Coded BER.* \([0-9..]*\) Tbits.*/\1/p") +python3 -c "import sys; sys.exit(0) if $cber<=0.05 else sys.exit(1)" |