diff options
Diffstat (limited to 'gr-trellis/doc/test_viterbi_equalization1.py.xml')
| -rw-r--r-- | gr-trellis/doc/test_viterbi_equalization1.py.xml | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gr-trellis/doc/test_viterbi_equalization1.py.xml b/gr-trellis/doc/test_viterbi_equalization1.py.xml index 5aca46ab35..9179f4f156 100644 --- a/gr-trellis/doc/test_viterbi_equalization1.py.xml +++ b/gr-trellis/doc/test_viterbi_equalization1.py.xml @@ -24,7 +24,7 @@ 22 for i in range(L): # first/last L symbols set to 0 23 packet[i] = 0 24 packet[len(packet)-i-1] = 0 - 25 src = gr.vector_source_s(packet,False) + 25 src = blocks.vector_source_s(packet,False) 26 mod = digital.chunks_to_symbols_sf(modulation[1],modulation[0]) 27 28 # CHANNEL @@ -33,11 +33,11 @@ 31 noise = analog.noise_source_f(analog.GR_GAUSSIAN,math.sqrt(N0/2),seed) 32 33 # RX - 34 skip = gr.skiphead(gr.sizeof_float, L) # skip the first L samples since you know they are coming from the L zero symbols + 34 skip = blocks.skiphead(gr.sizeof_float, L) # skip the first L samples since you know they are coming from the L zero symbols 35 #metrics = trellis.metrics_f(f.O(),dimensionality,tot_constellation,trellis.TRELLIS_EUCLIDEAN) # data preprocessing to generate metrics for Viterbi 36 #va = trellis.viterbi_s(f,K+L,0,0) # Put -1 if the Initial/Final states are not set. 37 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... - 38 dst = gr.vector_sink_s() + 38 dst = blocks.vector_sink_s() 39 40 tb.connect (src,mod) 41 tb.connect (mod,isi,(add,0)) |