<?xml version='1.0' encoding='ASCII'?>
<?grc format='1' created='3.7.6'?>
<flow_graph>
<timestamp>Wed Oct 1 11:04:18 2014</timestamp>
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<value>tcm</value>
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<param>
<key>_enabled</key>
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<param>
<key>title</key>
<value>Trellis Coded Modulation</value>
</param>
<param>
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<value>AA</value>
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<value>gnuradio flow graph</value>
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<value>prefix</value>
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<param>
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<value>True</value>
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<param>
<key>value</key>
<value>"@FSM_FILE_INSTALL_DIR@"</value>
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<value></value>
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<param>
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<param>
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<block>
<key>virtual_sink</key>
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<param>
<key>_enabled</key>
<value>True</value>
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<key>stream_id</key>
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<block>
<key>virtual_sink</key>
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<key>id</key>
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<param>
<key>_enabled</key>
<value>True</value>
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<key>stream_id</key>
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<block>
<key>virtual_source</key>
<param>
<key>id</key>
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<param>
<key>_enabled</key>
<value>True</value>
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<key>stream_id</key>
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<key>virtual_sink</key>
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<key>_enabled</key>
<value>True</value>
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<key>stream_id</key>
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<key>_rotation</key>
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<block>
<key>analog_noise_source_x</key>
<param>
<key>id</key>
<value>analog_noise_source_x_0</value>
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<param>
<key>_enabled</key>
<value>True</value>
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<param>
<key>type</key>
<value>float</value>
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<key>noise_type</key>
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<key>amp</key>
<value>noisevar**0.5</value>
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<key>seed</key>
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<key>alias</key>
<value></value>
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<key>affinity</key>
<value></value>
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<key>minoutbuf</key>
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<key>_rotation</key>
<value>0</value>
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<block>
<key>variable_slider</key>
<param>
<key>id</key>
<value>EsN0_dB</value>
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<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>label</key>
<value>Es/N0 (dB)</value>
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<key>value</key>
<value>4.0</value>
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<key>min</key>
<value>-10</value>
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<key>max</key>
<value>30</value>
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<key>style</key>
<value>wx.SL_HORIZONTAL</value>
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<key>converver</key>
<value>float_converter</value>
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<key>grid_pos</key>
<value></value>
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<key>notebook</key>
<value></value>
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<value></value>
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<block>
<key>analog_random_source_x</key>
<param>
<key>id</key>
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<param>
<key>_enabled</key>
<value>True</value>
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<key>_enabled</key>
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<value>float</value>
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<value>BER</value>
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<key>samp_rate</key>
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<key>win_size</key>
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<param>
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<key>_enabled</key>
<value>False</value>
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<param>
<key>_enabled</key>
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<param>
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<key>metric_type</key>
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<param>
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<param>
<key>import</key>
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<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>import</key>
<param>
<key>id</key>
<value>import_0_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>import</key>
<value>import gnuradio.trellis.fsm_utils as fu</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>_coordinate</key>
<value>(24, 196)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>digital_chunks_to_symbols_xx</key>
<param>
<key>id</key>
<value>digital_chunks_to_symbols_xx_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>in_type</key>
<value>byte</value>
</param>
<param>
<key>out_type</key>
<value>float</value>
</param>
<param>
<key>symbol_table</key>
<value>constellation</value>
</param>
<param>
<key>dimension</key>
<value>dim</value>
</param>
<param>
<key>num_ports</key>
<value>1</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(696, 373)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<block>
<key>trellis_encoder_xx</key>
<param>
<key>id</key>
<value>trellis_encoder_xx_0</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>type</key>
<value>bb</value>
</param>
<param>
<key>fsm_args</key>
<value>prefix+fsm</value>
</param>
<param>
<key>init_state</key>
<value>0</value>
</param>
<param>
<key>blockwise</key>
<value>False</value>
</param>
<param>
<key>blocklength</key>
<value>0</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(424, 373)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
</block>
<connection>
<source_block_id>analog_noise_source_x_0</source_block_id>
<sink_block_id>blocks_add_xx_1</sink_block_id>
<source_key>0</source_key>
<sink_key>1</sink_key>
</connection>
<connection>
<source_block_id>digital_chunks_to_symbols_xx_0</source_block_id>
<sink_block_id>blocks_add_xx_1</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>analog_random_source_x_0</source_block_id>
<sink_block_id>blocks_throttle_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_throttle_0</source_block_id>
<sink_block_id>trellis_encoder_xx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>trellis_encoder_xx_0</source_block_id>
<sink_block_id>digital_chunks_to_symbols_xx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_add_xx_1</source_block_id>
<sink_block_id>virtual_sink_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>virtual_source_0</source_block_id>
<sink_block_id>trellis_metrics_x_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>trellis_metrics_x_0</source_block_id>
<sink_block_id>trellis_viterbi_x_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>analog_random_source_x_0</source_block_id>
<sink_block_id>virtual_sink_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>trellis_viterbi_x_0</source_block_id>
<sink_block_id>virtual_sink_0_1</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>virtual_source_0</source_block_id>
<sink_block_id>trellis_viterbi_combined_xx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>trellis_viterbi_combined_xx_0</source_block_id>
<sink_block_id>virtual_sink_0_1</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blks2_error_rate_0</source_block_id>
<sink_block_id>wxgui_numbersink2_3_0_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>virtual_source_0_0</source_block_id>
<sink_block_id>blks2_error_rate_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>virtual_source_0_0_0</source_block_id>
<sink_block_id>blks2_error_rate_0</sink_block_id>
<source_key>0</source_key>
<sink_key>1</sink_key>
</connection>
</flow_graph>