diff options
author | ptrkrysik <ptrkrysik@gmail.com> | 2014-11-06 14:47:33 +0100 |
---|---|---|
committer | ptrkrysik <ptrkrysik@gmail.com> | 2014-11-06 14:47:33 +0100 |
commit | dac3b2a3097894a062f9ff2b65d6ff2d5319adc6 (patch) | |
tree | a6e42d1583620de9e86a076572d72f9d3177a9f7 /hier_blocks | |
parent | 486d97946acabbf5589b3163446fbe44c6a7a402 (diff) |
Added new block which adapts stream of samples to GSM receiver's input requirements (integer multiply of 1625000/6 symbol rate, LP filtering)
Diffstat (limited to 'hier_blocks')
-rw-r--r-- | hier_blocks/receiver/gsm_input.grc | 486 |
1 files changed, 486 insertions, 0 deletions
diff --git a/hier_blocks/receiver/gsm_input.grc b/hier_blocks/receiver/gsm_input.grc new file mode 100644 index 0000000..8d99640 --- /dev/null +++ b/hier_blocks/receiver/gsm_input.grc @@ -0,0 +1,486 @@ +<?xml version='1.0' encoding='ASCII'?> +<flow_graph> + <timestamp>Thu Nov 6 14:41:06 2014</timestamp> + <block> + <key>options</key> + <param> + <key>id</key> + <value>gsm_input</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>title</key> + <value>GSM input adaptor</value> + </param> + <param> + <key>author</key> + <value>Piotr Krysik</value> + </param> + <param> + <key>description</key> + <value>Adaptor of input stream for the GSM receiver. Contains frequency ofset corrector doing also resampling to integer multiplies of GSM sample rate and LP filter filtering GSM channel.</value> + </param> + <param> + <key>window_size</key> + <value>1280, 1024</value> + </param> + <param> + <key>generate_options</key> + <value>hb</value> + </param> + <param> + <key>category</key> + <value></value> + </param> + <param> + <key>run_options</key> + <value>prompt</value> + </param> + <param> + <key>run</key> + <value>True</value> + </param> + <param> + <key>max_nouts</key> + <value>0</value> + </param> + <param> + <key>realtime_scheduling</key> + <value></value> + </param> + <param> + <key>alias</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(10, 10)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>pad_sink</key> + <param> + <key>id</key> + <value>pad_sink_0</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>out</value> + </param> + <param> + <key>type</key> + <value>complex</value> + </param> + <param> + <key>vlen</key> + <value>1</value> + </param> + <param> + <key>num_streams</key> + <value>1</value> + </param> + <param> + <key>optional</key> + <value>False</value> + </param> + <param> + <key>_coordinate</key> + <value>(706, 213)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>parameter</key> + <param> + <key>id</key> + <value>ppm</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>ppm</value> + </param> + <param> + <key>value</key> + <value>0</value> + </param> + <param> + <key>type</key> + <value>eng_float</value> + </param> + <param> + <key>short_id</key> + <value></value> + </param> + <param> + <key>alias</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(453, 22)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>parameter</key> + <param> + <key>id</key> + <value>osr</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>OSR</value> + </param> + <param> + <key>value</key> + <value>4</value> + </param> + <param> + <key>type</key> + <value>intx</value> + </param> + <param> + <key>short_id</key> + <value></value> + </param> + <param> + <key>alias</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(541, 23)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>low_pass_filter</key> + <param> + <key>id</key> + <value>low_pass_filter_0_0</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>type</key> + <value>fir_filter_ccf</value> + </param> + <param> + <key>decim</key> + <value>1</value> + </param> + <param> + <key>interp</key> + <value>1</value> + </param> + <param> + <key>gain</key> + <value>1</value> + </param> + <param> + <key>samp_rate</key> + <value>1625000.0/6.0*osr</value> + </param> + <param> + <key>cutoff_freq</key> + <value>125e3</value> + </param> + <param> + <key>width</key> + <value>5e3</value> + </param> + <param> + <key>win</key> + <value>firdes.WIN_HAMMING</value> + </param> + <param> + <key>beta</key> + <value>6.76</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>(502, 165)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>pad_source</key> + <param> + <key>id</key> + <value>ppm_in</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>ppm_in</value> + </param> + <param> + <key>type</key> + <value>message</value> + </param> + <param> + <key>vlen</key> + <value>1</value> + </param> + <param> + <key>num_streams</key> + <value>1</value> + </param> + <param> + <key>optional</key> + <value>True</value> + </param> + <param> + <key>_coordinate</key> + <value>(91, 242)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>gsm_clock_offset_corrector</key> + <param> + <key>id</key> + <value>gsm_clock_offset_corrector_0</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>fc</key> + <value>fc</value> + </param> + <param> + <key>ppm</key> + <value>0</value> + </param> + <param> + <key>samp_rate_in</key> + <value>samp_rate_in</value> + </param> + <param> + <key>samp_rate_out</key> + <value>1625000.0/6.0*4.0</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>(279, 190)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>pad_source</key> + <param> + <key>id</key> + <value>pad_source_0</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>in</value> + </param> + <param> + <key>type</key> + <value>complex</value> + </param> + <param> + <key>vlen</key> + <value>1</value> + </param> + <param> + <key>num_streams</key> + <value>1</value> + </param> + <param> + <key>optional</key> + <value>False</value> + </param> + <param> + <key>_coordinate</key> + <value>(88, 197)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>parameter</key> + <param> + <key>id</key> + <value>fc</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>fc</value> + </param> + <param> + <key>value</key> + <value>940e6</value> + </param> + <param> + <key>type</key> + <value>eng_float</value> + </param> + <param> + <key>short_id</key> + <value></value> + </param> + <param> + <key>alias</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(231, 22)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>parameter</key> + <param> + <key>id</key> + <value>samp_rate_in</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>samp_rate_in</value> + </param> + <param> + <key>value</key> + <value>1e6</value> + </param> + <param> + <key>type</key> + <value>eng_float</value> + </param> + <param> + <key>short_id</key> + <value></value> + </param> + <param> + <key>alias</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(328, 22)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <connection> + <source_block_id>low_pass_filter_0_0</source_block_id> + <sink_block_id>pad_sink_0</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>gsm_clock_offset_corrector_0</source_block_id> + <sink_block_id>low_pass_filter_0_0</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>pad_source_0</source_block_id> + <sink_block_id>gsm_clock_offset_corrector_0</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>ppm_in</source_block_id> + <sink_block_id>gsm_clock_offset_corrector_0</sink_block_id> + <source_key>0</source_key> + <sink_key>ppm_in</sink_key> + </connection> +</flow_graph> |