diff options
Diffstat (limited to 'gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py')
| -rwxr-xr-x | gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py b/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py index 8e197cae9a..002d41a767 100755 --- a/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py +++ b/gnuradio-examples/python/channel-coding/test_viterbi_equalization1.py @@ -34,7 +34,7 @@ def run_test (f,Kb,bitspersymbol,K,channel,modulation,dimensionality,tot_constel skip = gr.skiphead(gr.sizeof_float, L) # skip the first L samples since you know they are coming from the L zero symbols #metrics = trellis.metrics_f(f.O(),dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN) # data preprocessing to generate metrics for Viterbi #va = trellis.viterbi_s(f,K+L,-1,0) # Put -1 if the Initial/Final states are not set. - va = trellis.viterbi_combined_s(f,K+L,0,0,dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN) # using viterbi_combined_s instead of metrics_f/viterbi_s allows larger packet lengths because metrics_f is complaining for not being able to allocate large buffers. This is due to the large f.O() in this application... + va = trellis.viterbi_combined_fs(f,K+L,0,0,dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN) # using viterbi_combined_fs instead of metrics_f/viterbi_s allows larger packet lengths because metrics_f is complaining for not being able to allocate large buffers. This is due to the large f.O() in this application... dst = gr.vector_sink_s() fg.connect (src,mod) |