git.gag.com Git - debian/gnuradio/blob - grc/examples/trellis/interference_cancellation.grc

   1 <?xml version='1.0' encoding='ASCII'?>
   2 <flow_graph>
   3   <timestamp>Thu Mar 19 11:22:40 2009</timestamp>
   4   <block>
   5     <key>options</key>
   6     <param>
   7       <key>id</key>
   8       <value>int_cancellation</value>
   9     </param>
  10     <param>
  11       <key>_enabled</key>
  12       <value>True</value>
  13     </param>
  14     <param>
  15       <key>title</key>
  16       <value>Superposition Coding</value>
  17     </param>
  18     <param>
  19       <key>author</key>
  20       <value>AA</value>
  21     </param>
  22     <param>
  23       <key>description</key>
  24       <value>gnuradio flow graph</value>
  25     </param>
  26     <param>
  27       <key>window_size</key>
  28       <value>2048, 2048</value>
  29     </param>
  30     <param>
  31       <key>generate_options</key>
  32       <value>wx_gui</value>
  33     </param>
  34     <param>
  35       <key>category</key>
  36       <value>Custom</value>
  37     </param>
  38     <param>
  39       <key>realtime_scheduling</key>
  40       <value></value>
  41     </param>
  42     <param>
  43       <key>_coordinate</key>
  44       <value>(10, 10)</value>
  45     </param>
  46     <param>
  47       <key>_rotation</key>
  48       <value>0</value>
  49     </param>
  50   </block>
  51   <block>
  52     <key>variable_slider</key>
  53     <param>
  54       <key>id</key>
  55       <value>alpha</value>
  56     </param>
  57     <param>
  58       <key>_enabled</key>
  59       <value>True</value>
  60     </param>
  61     <param>
  62       <key>label</key>
  63       <value>P1/P</value>
  64     </param>
  65     <param>
  66       <key>value</key>
  67       <value>0.6</value>
  68     </param>
  69     <param>
  70       <key>min</key>
  71       <value>0</value>
  72     </param>
  73     <param>
  74       <key>max</key>
  75       <value>1.0</value>
  76     </param>
  77     <param>
  78       <key>num_steps</key>
  79       <value>100</value>
  80     </param>
  81     <param>
  82       <key>slider_length</key>
  83       <value>200</value>
  84     </param>
  85     <param>
  86       <key>slider_type</key>
  87       <value>horizontal</value>
  88     </param>
  89     <param>
  90       <key>grid_pos</key>
  91       <value></value>
  92     </param>
  93     <param>
  94       <key>_coordinate</key>
  95       <value>(243, 11)</value>
  96     </param>
  97     <param>
  98       <key>_rotation</key>
  99       <value>0</value>
 100     </param>
 101   </block>
 102   <block>
 103     <key>variable_slider</key>
 104     <param>
 105       <key>id</key>
 106       <value>snr_db</value>
 107     </param>
 108     <param>
 109       <key>_enabled</key>
 110       <value>True</value>
 111     </param>
 112     <param>
 113       <key>label</key>
 114       <value>P/sigma^2 (dB)</value>
 115     </param>
 116     <param>
 117       <key>value</key>
 118       <value>16</value>
 119     </param>
 120     <param>
 121       <key>min</key>
 122       <value>0</value>
 123     </param>
 124     <param>
 125       <key>max</key>
 126       <value>20</value>
 127     </param>
 128     <param>
 129       <key>num_steps</key>
 130       <value>100</value>
 131     </param>
 132     <param>
 133       <key>slider_length</key>
 134       <value>200</value>
 135     </param>
 136     <param>
 137       <key>slider_type</key>
 138       <value>horizontal</value>
 139     </param>
 140     <param>
 141       <key>grid_pos</key>
 142       <value></value>
 143     </param>
 144     <param>
 145       <key>_coordinate</key>
 146       <value>(447, 14)</value>
 147     </param>
 148     <param>
 149       <key>_rotation</key>
 150       <value>0</value>
 151     </param>
 152   </block>
 153   <block>
 154     <key>variable</key>
 155     <param>
 156       <key>id</key>
 157       <value>noisevar</value>
 158     </param>
 159     <param>
 160       <key>_enabled</key>
 161       <value>True</value>
 162     </param>
 163     <param>
 164       <key>value</key>
 165       <value>10**(-snr_db/10)</value>
 166     </param>
 167     <param>
 168       <key>_coordinate</key>
 169       <value>(637, 13)</value>
 170     </param>
 171     <param>
 172       <key>_rotation</key>
 173       <value>0</value>
 174     </param>
 175   </block>
 176   <block>
 177     <key>random_source_x</key>
 178     <param>
 179       <key>id</key>
 180       <value>random_source_x_0</value>
 181     </param>
 182     <param>
 183       <key>_enabled</key>
 184       <value>True</value>
 185     </param>
 186     <param>
 187       <key>type</key>
 188       <value>short</value>
 189     </param>
 190     <param>
 191       <key>min</key>
 192       <value>0</value>
 193     </param>
 194     <param>
 195       <key>max</key>
 196       <value>2</value>
 197     </param>
 198     <param>
 199       <key>num_samps</key>
 200       <value>1000</value>
 201     </param>
 202     <param>
 203       <key>repeat</key>
 204       <value>True</value>
 205     </param>
 206     <param>
 207       <key>_coordinate</key>
 208       <value>(21, 170)</value>
 209     </param>
 210     <param>
 211       <key>_rotation</key>
 212       <value>0</value>
 213     </param>
 214   </block>
 215   <block>
 216     <key>gr_chunks_to_symbols_xx</key>
 217     <param>
 218       <key>id</key>
 219       <value>gr_chunks_to_symbols_xx_0</value>
 220     </param>
 221     <param>
 222       <key>_enabled</key>
 223       <value>True</value>
 224     </param>
 225     <param>
 226       <key>in_type</key>
 227       <value>short</value>
 228     </param>
 229     <param>
 230       <key>out_type</key>
 231       <value>complex</value>
 232     </param>
 233     <param>
 234       <key>symbol_table</key>
 235       <value>1,1j,-1j,-1</value>
 236     </param>
 237     <param>
 238       <key>dimension</key>
 239       <value>1</value>
 240     </param>
 241     <param>
 242       <key>_coordinate</key>
 243       <value>(665, 187)</value>
 244     </param>
 245     <param>
 246       <key>_rotation</key>
 247       <value>0</value>
 248     </param>
 249   </block>
 250   <block>
 251     <key>gr_multiply_const_vxx</key>
 252     <param>
 253       <key>id</key>
 254       <value>gr_multiply_const_vxx_0</value>
 255     </param>
 256     <param>
 257       <key>_enabled</key>
 258       <value>True</value>
 259     </param>
 260     <param>
 261       <key>type</key>
 262       <value>complex</value>
 263     </param>
 264     <param>
 265       <key>const</key>
 266       <value>alpha**0.5</value>
 267     </param>
 268     <param>
 269       <key>vlen</key>
 270       <value>1</value>
 271     </param>
 272     <param>
 273       <key>_coordinate</key>
 274       <value>(988, 196)</value>
 275     </param>
 276     <param>
 277       <key>_rotation</key>
 278       <value>0</value>
 279     </param>
 280   </block>
 281   <block>
 282     <key>random_source_x</key>
 283     <param>
 284       <key>id</key>
 285       <value>random_source_x_1</value>
 286     </param>
 287     <param>
 288       <key>_enabled</key>
 289       <value>True</value>
 290     </param>
 291     <param>
 292       <key>type</key>
 293       <value>short</value>
 294     </param>
 295     <param>
 296       <key>min</key>
 297       <value>0</value>
 298     </param>
 299     <param>
 300       <key>max</key>
 301       <value>2</value>
 302     </param>
 303     <param>
 304       <key>num_samps</key>
 305       <value>1000</value>
 306     </param>
 307     <param>
 308       <key>repeat</key>
 309       <value>True</value>
 310     </param>
 311     <param>
 312       <key>_coordinate</key>
 313       <value>(25, 291)</value>
 314     </param>
 315     <param>
 316       <key>_rotation</key>
 317       <value>0</value>
 318     </param>
 319   </block>
 320   <block>
 321     <key>gr_chunks_to_symbols_xx</key>
 322     <param>
 323       <key>id</key>
 324       <value>gr_chunks_to_symbols_xx_1</value>
 325     </param>
 326     <param>
 327       <key>_enabled</key>
 328       <value>True</value>
 329     </param>
 330     <param>
 331       <key>in_type</key>
 332       <value>short</value>
 333     </param>
 334     <param>
 335       <key>out_type</key>
 336       <value>complex</value>
 337     </param>
 338     <param>
 339       <key>symbol_table</key>
 340       <value>1,1j,-1j,-1</value>
 341     </param>
 342     <param>
 343       <key>dimension</key>
 344       <value>1</value>
 345     </param>
 346     <param>
 347       <key>_coordinate</key>
 348       <value>(660, 311)</value>
 349     </param>
 350     <param>
 351       <key>_rotation</key>
 352       <value>0</value>
 353     </param>
 354   </block>
 355   <block>
 356     <key>gr_multiply_const_vxx</key>
 357     <param>
 358       <key>id</key>
 359       <value>gr_multiply_const_vxx_1</value>
 360     </param>
 361     <param>
 362       <key>_enabled</key>
 363       <value>True</value>
 364     </param>
 365     <param>
 366       <key>type</key>
 367       <value>complex</value>
 368     </param>
 369     <param>
 370       <key>const</key>
 371       <value>(1-alpha)**0.5</value>
 372     </param>
 373     <param>
 374       <key>vlen</key>
 375       <value>1</value>
 376     </param>
 377     <param>
 378       <key>_coordinate</key>
 379       <value>(994, 319)</value>
 380     </param>
 381     <param>
 382       <key>_rotation</key>
 383       <value>0</value>
 384     </param>
 385   </block>
 386   <block>
 387     <key>gr_add_xx</key>
 388     <param>
 389       <key>id</key>
 390       <value>gr_add_xx_0</value>
 391     </param>
 392     <param>
 393       <key>_enabled</key>
 394       <value>True</value>
 395     </param>
 396     <param>
 397       <key>type</key>
 398       <value>complex</value>
 399     </param>
 400     <param>
 401       <key>num_inputs</key>
 402       <value>2</value>
 403     </param>
 404     <param>
 405       <key>vlen</key>
 406       <value>1</value>
 407     </param>
 408     <param>
 409       <key>_coordinate</key>
 410       <value>(1224, 244)</value>
 411     </param>
 412     <param>
 413       <key>_rotation</key>
 414       <value>0</value>
 415     </param>
 416   </block>
 417   <block>
 418     <key>gr_noise_source_x</key>
 419     <param>
 420       <key>id</key>
 421       <value>gr_noise_source_x_0</value>
 422     </param>
 423     <param>
 424       <key>_enabled</key>
 425       <value>True</value>
 426     </param>
 427     <param>
 428       <key>type</key>
 429       <value>complex</value>
 430     </param>
 431     <param>
 432       <key>noise_type</key>
 433       <value>gr.GR_GAUSSIAN</value>
 434     </param>
 435     <param>
 436       <key>amp</key>
 437       <value>noisevar</value>
 438     </param>
 439     <param>
 440       <key>seed</key>
 441       <value>42</value>
 442     </param>
 443     <param>
 444       <key>_coordinate</key>
 445       <value>(1146, 369)</value>
 446     </param>
 447     <param>
 448       <key>_rotation</key>
 449       <value>0</value>
 450     </param>
 451   </block>
 452   <block>
 453     <key>gr_sub_xx</key>
 454     <param>
 455       <key>id</key>
 456       <value>gr_sub_xx_0</value>
 457     </param>
 458     <param>
 459       <key>_enabled</key>
 460       <value>True</value>
 461     </param>
 462     <param>
 463       <key>type</key>
 464       <value>short</value>
 465     </param>
 466     <param>
 467       <key>vlen</key>
 468       <value>1</value>
 469     </param>
 470     <param>
 471       <key>num_inputs</key>
 472       <value>2</value>
 473     </param>
 474     <param>
 475       <key>_coordinate</key>
 476       <value>(536, 529)</value>
 477     </param>
 478     <param>
 479       <key>_rotation</key>
 480       <value>0</value>
 481     </param>
 482   </block>
 483   <block>
 484     <key>gr_multiply_xx</key>
 485     <param>
 486       <key>id</key>
 487       <value>gr_multiply_xx_0</value>
 488     </param>
 489     <param>
 490       <key>_enabled</key>
 491       <value>True</value>
 492     </param>
 493     <param>
 494       <key>type</key>
 495       <value>short</value>
 496     </param>
 497     <param>
 498       <key>num_inputs</key>
 499       <value>2</value>
 500     </param>
 501     <param>
 502       <key>vlen</key>
 503       <value>1</value>
 504     </param>
 505     <param>
 506       <key>_coordinate</key>
 507       <value>(771, 525)</value>
 508     </param>
 509     <param>
 510       <key>_rotation</key>
 511       <value>0</value>
 512     </param>
 513   </block>
 514   <block>
 515     <key>gr_short_to_float</key>
 516     <param>
 517       <key>id</key>
 518       <value>gr_short_to_float_0</value>
 519     </param>
 520     <param>
 521       <key>_enabled</key>
 522       <value>True</value>
 523     </param>
 524     <param>
 525       <key>_coordinate</key>
 526       <value>(994, 545)</value>
 527     </param>
 528     <param>
 529       <key>_rotation</key>
 530       <value>0</value>
 531     </param>
 532   </block>
 533   <block>
 534     <key>gr_sub_xx</key>
 535     <param>
 536       <key>id</key>
 537       <value>gr_sub_xx_3</value>
 538     </param>
 539     <param>
 540       <key>_enabled</key>
 541       <value>True</value>
 542     </param>
 543     <param>
 544       <key>type</key>
 545       <value>short</value>
 546     </param>
 547     <param>
 548       <key>vlen</key>
 549       <value>1</value>
 550     </param>
 551     <param>
 552       <key>num_inputs</key>
 553       <value>2</value>
 554     </param>
 555     <param>
 556       <key>_coordinate</key>
 557       <value>(535, 792)</value>
 558     </param>
 559     <param>
 560       <key>_rotation</key>
 561       <value>0</value>
 562     </param>
 563   </block>
 564   <block>
 565     <key>gr_multiply_xx</key>
 566     <param>
 567       <key>id</key>
 568       <value>gr_multiply_xx_1</value>
 569     </param>
 570     <param>
 571       <key>_enabled</key>
 572       <value>True</value>
 573     </param>
 574     <param>
 575       <key>type</key>
 576       <value>short</value>
 577     </param>
 578     <param>
 579       <key>num_inputs</key>
 580       <value>2</value>
 581     </param>
 582     <param>
 583       <key>vlen</key>
 584       <value>1</value>
 585     </param>
 586     <param>
 587       <key>_coordinate</key>
 588       <value>(785, 779)</value>
 589     </param>
 590     <param>
 591       <key>_rotation</key>
 592       <value>0</value>
 593     </param>
 594   </block>
 595   <block>
 596     <key>gr_short_to_float</key>
 597     <param>
 598       <key>id</key>
 599       <value>gr_short_to_float_2</value>
 600     </param>
 601     <param>
 602       <key>_enabled</key>
 603       <value>True</value>
 604     </param>
 605     <param>
 606       <key>_coordinate</key>
 607       <value>(1005, 798)</value>
 608     </param>
 609     <param>
 610       <key>_rotation</key>
 611       <value>0</value>
 612     </param>
 613   </block>
 614   <block>
 615     <key>gr_chunks_to_symbols_xx</key>
 616     <param>
 617       <key>id</key>
 618       <value>gr_chunks_to_symbols_xx_2</value>
 619     </param>
 620     <param>
 621       <key>_enabled</key>
 622       <value>True</value>
 623     </param>
 624     <param>
 625       <key>in_type</key>
 626       <value>short</value>
 627     </param>
 628     <param>
 629       <key>out_type</key>
 630       <value>complex</value>
 631     </param>
 632     <param>
 633       <key>symbol_table</key>
 634       <value>1,1j,-1j,-1</value>
 635     </param>
 636     <param>
 637       <key>dimension</key>
 638       <value>1</value>
 639     </param>
 640     <param>
 641       <key>_coordinate</key>
 642       <value>(405, 998)</value>
 643     </param>
 644     <param>
 645       <key>_rotation</key>
 646       <value>0</value>
 647     </param>
 648   </block>
 649   <block>
 650     <key>gr_multiply_const_vxx</key>
 651     <param>
 652       <key>id</key>
 653       <value>gr_multiply_const_vxx_2</value>
 654     </param>
 655     <param>
 656       <key>_enabled</key>
 657       <value>True</value>
 658     </param>
 659     <param>
 660       <key>type</key>
 661       <value>complex</value>
 662     </param>
 663     <param>
 664       <key>const</key>
 665       <value>alpha**0.5</value>
 666     </param>
 667     <param>
 668       <key>vlen</key>
 669       <value>1</value>
 670     </param>
 671     <param>
 672       <key>_coordinate</key>
 673       <value>(710, 1008)</value>
 674     </param>
 675     <param>
 676       <key>_rotation</key>
 677       <value>0</value>
 678     </param>
 679   </block>
 680   <block>
 681     <key>gr_sub_xx</key>
 682     <param>
 683       <key>id</key>
 684       <value>gr_sub_xx_2</value>
 685     </param>
 686     <param>
 687       <key>_enabled</key>
 688       <value>True</value>
 689     </param>
 690     <param>
 691       <key>type</key>
 692       <value>complex</value>
 693     </param>
 694     <param>
 695       <key>vlen</key>
 696       <value>1</value>
 697     </param>
 698     <param>
 699       <key>num_inputs</key>
 700       <value>2</value>
 701     </param>
 702     <param>
 703       <key>_coordinate</key>
 704       <value>(944, 978)</value>
 705     </param>
 706     <param>
 707       <key>_rotation</key>
 708       <value>0</value>
 709     </param>
 710   </block>
 711   <block>
 712     <key>gr_sub_xx</key>
 713     <param>
 714       <key>id</key>
 715       <value>gr_sub_xx_1</value>
 716     </param>
 717     <param>
 718       <key>_enabled</key>
 719       <value>True</value>
 720     </param>
 721     <param>
 722       <key>type</key>
 723       <value>short</value>
 724     </param>
 725     <param>
 726       <key>vlen</key>
 727       <value>1</value>
 728     </param>
 729     <param>
 730       <key>num_inputs</key>
 731       <value>2</value>
 732     </param>
 733     <param>
 734       <key>_coordinate</key>
 735       <value>(540, 1141)</value>
 736     </param>
 737     <param>
 738       <key>_rotation</key>
 739       <value>0</value>
 740     </param>
 741   </block>
 742   <block>
 743     <key>gr_multiply_xx</key>
 744     <param>
 745       <key>id</key>
 746       <value>gr_multiply_xx_2</value>
 747     </param>
 748     <param>
 749       <key>_enabled</key>
 750       <value>True</value>
 751     </param>
 752     <param>
 753       <key>type</key>
 754       <value>short</value>
 755     </param>
 756     <param>
 757       <key>num_inputs</key>
 758       <value>2</value>
 759     </param>
 760     <param>
 761       <key>vlen</key>
 762       <value>1</value>
 763     </param>
 764     <param>
 765       <key>_coordinate</key>
 766       <value>(796, 1136)</value>
 767     </param>
 768     <param>
 769       <key>_rotation</key>
 770       <value>0</value>
 771     </param>
 772   </block>
 773   <block>
 774     <key>gr_short_to_float</key>
 775     <param>
 776       <key>id</key>
 777       <value>gr_short_to_float_1</value>
 778     </param>
 779     <param>
 780       <key>_enabled</key>
 781       <value>True</value>
 782     </param>
 783     <param>
 784       <key>_coordinate</key>
 785       <value>(1009, 1156)</value>
 786     </param>
 787     <param>
 788       <key>_rotation</key>
 789       <value>0</value>
 790     </param>
 791   </block>
 792   <block>
 793     <key>gr_chunks_to_symbols_xx</key>
 794     <param>
 795       <key>id</key>
 796       <value>gr_chunks_to_symbols_xx_2_0</value>
 797     </param>
 798     <param>
 799       <key>_enabled</key>
 800       <value>True</value>
 801     </param>
 802     <param>
 803       <key>in_type</key>
 804       <value>short</value>
 805     </param>
 806     <param>
 807       <key>out_type</key>
 808       <value>complex</value>
 809     </param>
 810     <param>
 811       <key>symbol_table</key>
 812       <value>1,1j,-1j,-1</value>
 813     </param>
 814     <param>
 815       <key>dimension</key>
 816       <value>1</value>
 817     </param>
 818     <param>
 819       <key>_coordinate</key>
 820       <value>(420, 1368)</value>
 821     </param>
 822     <param>
 823       <key>_rotation</key>
 824       <value>0</value>
 825     </param>
 826   </block>
 827   <block>
 828     <key>gr_multiply_const_vxx</key>
 829     <param>
 830       <key>id</key>
 831       <value>gr_multiply_const_vxx_2_0</value>
 832     </param>
 833     <param>
 834       <key>_enabled</key>
 835       <value>True</value>
 836     </param>
 837     <param>
 838       <key>type</key>
 839       <value>complex</value>
 840     </param>
 841     <param>
 842       <key>const</key>
 843       <value>(1-alpha)**0.5</value>
 844     </param>
 845     <param>
 846       <key>vlen</key>
 847       <value>1</value>
 848     </param>
 849     <param>
 850       <key>_coordinate</key>
 851       <value>(733, 1374)</value>
 852     </param>
 853     <param>
 854       <key>_rotation</key>
 855       <value>0</value>
 856     </param>
 857   </block>
 858   <block>
 859     <key>gr_sub_xx</key>
 860     <param>
 861       <key>id</key>
 862       <value>gr_sub_xx_2_0</value>
 863     </param>
 864     <param>
 865       <key>_enabled</key>
 866       <value>True</value>
 867     </param>
 868     <param>
 869       <key>type</key>
 870       <value>complex</value>
 871     </param>
 872     <param>
 873       <key>vlen</key>
 874       <value>1</value>
 875     </param>
 876     <param>
 877       <key>num_inputs</key>
 878       <value>2</value>
 879     </param>
 880     <param>
 881       <key>_coordinate</key>
 882       <value>(975, 1342)</value>
 883     </param>
 884     <param>
 885       <key>_rotation</key>
 886       <value>0</value>
 887     </param>
 888   </block>
 889   <block>
 890     <key>gr_sub_xx</key>
 891     <param>
 892       <key>id</key>
 893       <value>gr_sub_xx_1_0</value>
 894     </param>
 895     <param>
 896       <key>_enabled</key>
 897       <value>True</value>
 898     </param>
 899     <param>
 900       <key>type</key>
 901       <value>short</value>
 902     </param>
 903     <param>
 904       <key>vlen</key>
 905       <value>1</value>
 906     </param>
 907     <param>
 908       <key>num_inputs</key>
 909       <value>2</value>
 910     </param>
 911     <param>
 912       <key>_coordinate</key>
 913       <value>(559, 1536)</value>
 914     </param>
 915     <param>
 916       <key>_rotation</key>
 917       <value>0</value>
 918     </param>
 919   </block>
 920   <block>
 921     <key>gr_multiply_xx</key>
 922     <param>
 923       <key>id</key>
 924       <value>gr_multiply_xx_2_0</value>
 925     </param>
 926     <param>
 927       <key>_enabled</key>
 928       <value>True</value>
 929     </param>
 930     <param>
 931       <key>type</key>
 932       <value>short</value>
 933     </param>
 934     <param>
 935       <key>num_inputs</key>
 936       <value>2</value>
 937     </param>
 938     <param>
 939       <key>vlen</key>
 940       <value>1</value>
 941     </param>
 942     <param>
 943       <key>_coordinate</key>
 944       <value>(771, 1530)</value>
 945     </param>
 946     <param>
 947       <key>_rotation</key>
 948       <value>0</value>
 949     </param>
 950   </block>
 951   <block>
 952     <key>gr_short_to_float</key>
 953     <param>
 954       <key>id</key>
 955       <value>gr_short_to_float_1_0</value>
 956     </param>
 957     <param>
 958       <key>_enabled</key>
 959       <value>True</value>
 960     </param>
 961     <param>
 962       <key>_coordinate</key>
 963       <value>(1010, 1551)</value>
 964     </param>
 965     <param>
 966       <key>_rotation</key>
 967       <value>0</value>
 968     </param>
 969   </block>
 970   <block>
 971     <key>wxgui_numbersink2</key>
 972     <param>
 973       <key>id</key>
 974       <value>wxgui_numbersink2_2</value>
 975     </param>
 976     <param>
 977       <key>_enabled</key>
 978       <value>True</value>
 979     </param>
 980     <param>
 981       <key>type</key>
 982       <value>float</value>
 983     </param>
 984     <param>
 985       <key>title</key>
 986       <value>BER 2 (raw)</value>
 987     </param>
 988     <param>
 989       <key>units</key>
 990       <value>BER</value>
 991     </param>
 992     <param>
 993       <key>samp_rate</key>
 994       <value>R</value>
 995     </param>
 996     <param>
 997       <key>base_value</key>
 998       <value>0.0</value>
 999     </param>
1000     <param>
1001       <key>min_value</key>
1002       <value>0</value>
1003     </param>
1004     <param>
1005       <key>max_value</key>
1006       <value>1.0</value>
1007     </param>
1008     <param>
1009       <key>factor</key>
1010       <value>1.0</value>
1011     </param>
1012     <param>
1013       <key>decimal_places</key>
1014       <value>6</value>
1015     </param>
1016     <param>
1017       <key>ref_level</key>
1018       <value>0</value>
1019     </param>
1020     <param>
1021       <key>number_rate</key>
1022       <value>15</value>
1023     </param>
1024     <param>
1025       <key>peak_hold</key>
1026       <value>False</value>
1027     </param>
1028     <param>
1029       <key>average</key>
1030       <value>False</value>
1031     </param>
1032     <param>
1033       <key>avg_alpha</key>
1034       <value>0.001</value>
1035     </param>
1036     <param>
1037       <key>show_gauge</key>
1038       <value>True</value>
1039     </param>
1040     <param>
1041       <key>grid_pos</key>
1042       <value>0,1,1,1</value>
1043     </param>
1044     <param>
1045       <key>_coordinate</key>
1046       <value>(1260, 659)</value>
1047     </param>
1048     <param>
1049       <key>_rotation</key>
1050       <value>0</value>
1051     </param>
1052   </block>
1053   <block>
1054     <key>wxgui_numbersink2</key>
1055     <param>
1056       <key>id</key>
1057       <value>wxgui_numbersink2_3</value>
1058     </param>
1059     <param>
1060       <key>_enabled</key>
1061       <value>True</value>
1062     </param>
1063     <param>
1064       <key>type</key>
1065       <value>float</value>
1066     </param>
1067     <param>
1068       <key>title</key>
1069       <value>BER 2 (after cancelling user 1)</value>
1070     </param>
1071     <param>
1072       <key>units</key>
1073       <value>BER</value>
1074     </param>
1075     <param>
1076       <key>samp_rate</key>
1077       <value>R</value>
1078     </param>
1079     <param>
1080       <key>base_value</key>
1081       <value>0.0</value>
1082     </param>
1083     <param>
1084       <key>min_value</key>
1085       <value>0</value>
1086     </param>
1087     <param>
1088       <key>max_value</key>
1089       <value>1.0</value>
1090     </param>
1091     <param>
1092       <key>factor</key>
1093       <value>1.0</value>
1094     </param>
1095     <param>
1096       <key>decimal_places</key>
1097       <value>6</value>
1098     </param>
1099     <param>
1100       <key>ref_level</key>
1101       <value>0</value>
1102     </param>
1103     <param>
1104       <key>number_rate</key>
1105       <value>15</value>
1106     </param>
1107     <param>
1108       <key>peak_hold</key>
1109       <value>False</value>
1110     </param>
1111     <param>
1112       <key>average</key>
1113       <value>False</value>
1114     </param>
1115     <param>
1116       <key>avg_alpha</key>
1117       <value>0.001</value>
1118     </param>
1119     <param>
1120       <key>show_gauge</key>
1121       <value>True</value>
1122     </param>
1123     <param>
1124       <key>grid_pos</key>
1125       <value>1,1,1,1</value>
1126     </param>
1127     <param>
1128       <key>_coordinate</key>
1129       <value>(1262, 1020)</value>
1130     </param>
1131     <param>
1132       <key>_rotation</key>
1133       <value>0</value>
1134     </param>
1135   </block>
1136   <block>
1137     <key>wxgui_numbersink2</key>
1138     <param>
1139       <key>id</key>
1140       <value>wxgui_numbersink2_3_0</value>
1141     </param>
1142     <param>
1143       <key>_enabled</key>
1144       <value>True</value>
1145     </param>
1146     <param>
1147       <key>type</key>
1148       <value>float</value>
1149     </param>
1150     <param>
1151       <key>title</key>
1152       <value>BER 1 (after cancelling user 2)</value>
1153     </param>
1154     <param>
1155       <key>units</key>
1156       <value>BER</value>
1157     </param>
1158     <param>
1159       <key>samp_rate</key>
1160       <value>R</value>
1161     </param>
1162     <param>
1163       <key>base_value</key>
1164       <value>0.0</value>
1165     </param>
1166     <param>
1167       <key>min_value</key>
1168       <value>0</value>
1169     </param>
1170     <param>
1171       <key>max_value</key>
1172       <value>1.0</value>
1173     </param>
1174     <param>
1175       <key>factor</key>
1176       <value>1.0</value>
1177     </param>
1178     <param>
1179       <key>decimal_places</key>
1180       <value>6</value>
1181     </param>
1182     <param>
1183       <key>ref_level</key>
1184       <value>0</value>
1185     </param>
1186     <param>
1187       <key>number_rate</key>
1188       <value>15</value>
1189     </param>
1190     <param>
1191       <key>peak_hold</key>
1192       <value>False</value>
1193     </param>
1194     <param>
1195       <key>average</key>
1196       <value>False</value>
1197     </param>
1198     <param>
1199       <key>avg_alpha</key>
1200       <value>0.001</value>
1201     </param>
1202     <param>
1203       <key>show_gauge</key>
1204       <value>True</value>
1205     </param>
1206     <param>
1207       <key>grid_pos</key>
1208       <value>1,0,1,1</value>
1209     </param>
1210     <param>
1211       <key>_coordinate</key>
1212       <value>(1269, 1417)</value>
1213     </param>
1214     <param>
1215       <key>_rotation</key>
1216       <value>0</value>
1217     </param>
1218   </block>
1219   <block>
1220     <key>variable</key>
1221     <param>
1222       <key>id</key>
1223       <value>R</value>
1224     </param>
1225     <param>
1226       <key>_enabled</key>
1227       <value>True</value>
1228     </param>
1229     <param>
1230       <key>value</key>
1231       <value>10e3</value>
1232     </param>
1233     <param>
1234       <key>_coordinate</key>
1235       <value>(748, 12)</value>
1236     </param>
1237     <param>
1238       <key>_rotation</key>
1239       <value>0</value>
1240     </param>
1241   </block>
1242   <block>
1243     <key>trellis_encoder_xx</key>
1244     <param>
1245       <key>id</key>
1246       <value>trellis_encoder_xx_0</value>
1247     </param>
1248     <param>
1249       <key>_enabled</key>
1250       <value>True</value>
1251     </param>
1252     <param>
1253       <key>type</key>
1254       <value>ss</value>
1255     </param>
1256     <param>
1257       <key>fsm_args</key>
1258       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1259     </param>
1260     <param>
1261       <key>init_state</key>
1262       <value>0</value>
1263     </param>
1264     <param>
1265       <key>_coordinate</key>
1266       <value>(334, 190)</value>
1267     </param>
1268     <param>
1269       <key>_rotation</key>
1270       <value>0</value>
1271     </param>
1272   </block>
1273   <block>
1274     <key>trellis_encoder_xx</key>
1275     <param>
1276       <key>id</key>
1277       <value>trellis_encoder_xx_1</value>
1278     </param>
1279     <param>
1280       <key>_enabled</key>
1281       <value>True</value>
1282     </param>
1283     <param>
1284       <key>type</key>
1285       <value>ss</value>
1286     </param>
1287     <param>
1288       <key>fsm_args</key>
1289       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1290     </param>
1291     <param>
1292       <key>init_state</key>
1293       <value>0</value>
1294     </param>
1295     <param>
1296       <key>_coordinate</key>
1297       <value>(336, 311)</value>
1298     </param>
1299     <param>
1300       <key>_rotation</key>
1301       <value>0</value>
1302     </param>
1303   </block>
1304   <block>
1305     <key>trellis_viterbi_combined_xx</key>
1306     <param>
1307       <key>id</key>
1308       <value>trellis_viterbi_combined_xx_1</value>
1309     </param>
1310     <param>
1311       <key>_enabled</key>
1312       <value>True</value>
1313     </param>
1314     <param>
1315       <key>type</key>
1316       <value>c</value>
1317     </param>
1318     <param>
1319       <key>out_type</key>
1320       <value>s</value>
1321     </param>
1322     <param>
1323       <key>fsm_args</key>
1324       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1325     </param>
1326     <param>
1327       <key>block_size</key>
1328       <value>1000</value>
1329     </param>
1330     <param>
1331       <key>init_state</key>
1332       <value>-1</value>
1333     </param>
1334     <param>
1335       <key>final_state</key>
1336       <value>-1</value>
1337     </param>
1338     <param>
1339       <key>dim</key>
1340       <value>1</value>
1341     </param>
1342     <param>
1343       <key>table</key>
1344       <value>alpha**0.5*1,alpha**0.5*1j,alpha**0.5*(-1j),alpha**0.5*(-1)</value>
1345     </param>
1346     <param>
1347       <key>metric_type</key>
1348       <value>trellis.TRELLIS_EUCLIDEAN</value>
1349     </param>
1350     <param>
1351       <key>_coordinate</key>
1352       <value>(79, 501)</value>
1353     </param>
1354     <param>
1355       <key>_rotation</key>
1356       <value>0</value>
1357     </param>
1358   </block>
1359   <block>
1360     <key>trellis_viterbi_combined_xx</key>
1361     <param>
1362       <key>id</key>
1363       <value>trellis_viterbi_combined_xx_2</value>
1364     </param>
1365     <param>
1366       <key>_enabled</key>
1367       <value>True</value>
1368     </param>
1369     <param>
1370       <key>type</key>
1371       <value>c</value>
1372     </param>
1373     <param>
1374       <key>out_type</key>
1375       <value>s</value>
1376     </param>
1377     <param>
1378       <key>fsm_args</key>
1379       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1380     </param>
1381     <param>
1382       <key>block_size</key>
1383       <value>1000</value>
1384     </param>
1385     <param>
1386       <key>init_state</key>
1387       <value>-1</value>
1388     </param>
1389     <param>
1390       <key>final_state</key>
1391       <value>-1</value>
1392     </param>
1393     <param>
1394       <key>dim</key>
1395       <value>1</value>
1396     </param>
1397     <param>
1398       <key>table</key>
1399       <value>(1-alpha)**0.5*1,(1-alpha)**0.5*1j,(1-alpha)**0.5*(-1j),(1-alpha)**0.5*(-1)</value>
1400     </param>
1401     <param>
1402       <key>metric_type</key>
1403       <value>trellis.TRELLIS_EUCLIDEAN</value>
1404     </param>
1405     <param>
1406       <key>_coordinate</key>
1407       <value>(82, 766)</value>
1408     </param>
1409     <param>
1410       <key>_rotation</key>
1411       <value>0</value>
1412     </param>
1413   </block>
1414   <block>
1415     <key>trellis_encoder_xx</key>
1416     <param>
1417       <key>id</key>
1418       <value>trellis_encoder_xx_2</value>
1419     </param>
1420     <param>
1421       <key>_enabled</key>
1422       <value>True</value>
1423     </param>
1424     <param>
1425       <key>type</key>
1426       <value>ss</value>
1427     </param>
1428     <param>
1429       <key>fsm_args</key>
1430       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1431     </param>
1432     <param>
1433       <key>init_state</key>
1434       <value>0</value>
1435     </param>
1436     <param>
1437       <key>_coordinate</key>
1438       <value>(89, 998)</value>
1439     </param>
1440     <param>
1441       <key>_rotation</key>
1442       <value>0</value>
1443     </param>
1444   </block>
1445   <block>
1446     <key>trellis_viterbi_combined_xx</key>
1447     <param>
1448       <key>id</key>
1449       <value>trellis_viterbi_combined_xx_0</value>
1450     </param>
1451     <param>
1452       <key>_enabled</key>
1453       <value>True</value>
1454     </param>
1455     <param>
1456       <key>type</key>
1457       <value>c</value>
1458     </param>
1459     <param>
1460       <key>out_type</key>
1461       <value>s</value>
1462     </param>
1463     <param>
1464       <key>fsm_args</key>
1465       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1466     </param>
1467     <param>
1468       <key>block_size</key>
1469       <value>1000</value>
1470     </param>
1471     <param>
1472       <key>init_state</key>
1473       <value>-1</value>
1474     </param>
1475     <param>
1476       <key>final_state</key>
1477       <value>-1</value>
1478     </param>
1479     <param>
1480       <key>dim</key>
1481       <value>1</value>
1482     </param>
1483     <param>
1484       <key>table</key>
1485       <value>(1-alpha)**0.5*1,(1-alpha)**0.5*1j,(1-alpha)**0.5*(-1j),(1-alpha)**0.5*(-1)</value>
1486     </param>
1487     <param>
1488       <key>metric_type</key>
1489       <value>trellis.TRELLIS_EUCLIDEAN</value>
1490     </param>
1491     <param>
1492       <key>_coordinate</key>
1493       <value>(83, 1111)</value>
1494     </param>
1495     <param>
1496       <key>_rotation</key>
1497       <value>0</value>
1498     </param>
1499   </block>
1500   <block>
1501     <key>trellis_encoder_xx</key>
1502     <param>
1503       <key>id</key>
1504       <value>trellis_encoder_xx_2_0</value>
1505     </param>
1506     <param>
1507       <key>_enabled</key>
1508       <value>True</value>
1509     </param>
1510     <param>
1511       <key>type</key>
1512       <value>ss</value>
1513     </param>
1514     <param>
1515       <key>fsm_args</key>
1516       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1517     </param>
1518     <param>
1519       <key>init_state</key>
1520       <value>0</value>
1521     </param>
1522     <param>
1523       <key>_coordinate</key>
1524       <value>(105, 1367)</value>
1525     </param>
1526     <param>
1527       <key>_rotation</key>
1528       <value>0</value>
1529     </param>
1530   </block>
1531   <block>
1532     <key>trellis_viterbi_combined_xx</key>
1533     <param>
1534       <key>id</key>
1535       <value>trellis_viterbi_combined_xx_0_0</value>
1536     </param>
1537     <param>
1538       <key>_enabled</key>
1539       <value>True</value>
1540     </param>
1541     <param>
1542       <key>type</key>
1543       <value>c</value>
1544     </param>
1545     <param>
1546       <key>out_type</key>
1547       <value>s</value>
1548     </param>
1549     <param>
1550       <key>fsm_args</key>
1551       <value>prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm"</value>
1552     </param>
1553     <param>
1554       <key>block_size</key>
1555       <value>1000</value>
1556     </param>
1557     <param>
1558       <key>init_state</key>
1559       <value>-1</value>
1560     </param>
1561     <param>
1562       <key>final_state</key>
1563       <value>-1</value>
1564     </param>
1565     <param>
1566       <key>dim</key>
1567       <value>1</value>
1568     </param>
1569     <param>
1570       <key>table</key>
1571       <value>alpha**0.5*1,alpha**0.5*1j,alpha**0.5*(-1j),alpha**0.5*(-1)</value>
1572     </param>
1573     <param>
1574       <key>metric_type</key>
1575       <value>trellis.TRELLIS_EUCLIDEAN</value>
1576     </param>
1577     <param>
1578       <key>_coordinate</key>
1579       <value>(75, 1495)</value>
1580     </param>
1581     <param>
1582       <key>_rotation</key>
1583       <value>0</value>
1584     </param>
1585   </block>
1586   <block>
1587     <key>variable</key>
1588     <param>
1589       <key>id</key>
1590       <value>prefix</value>
1591     </param>
1592     <param>
1593       <key>_enabled</key>
1594       <value>True</value>
1595     </param>
1596     <param>
1597       <key>value</key>
1598       <value>"../../../"</value>
1599     </param>
1600     <param>
1601       <key>_coordinate</key>
1602       <value>(871, 14)</value>
1603     </param>
1604     <param>
1605       <key>_rotation</key>
1606       <value>0</value>
1607     </param>
1608   </block>
1609   <block>
1610     <key>gr_add_xx</key>
1611     <param>
1612       <key>id</key>
1613       <value>gr_add_xx_1</value>
1614     </param>
1615     <param>
1616       <key>_enabled</key>
1617       <value>True</value>
1618     </param>
1619     <param>
1620       <key>type</key>
1621       <value>complex</value>
1622     </param>
1623     <param>
1624       <key>num_inputs</key>
1625       <value>2</value>
1626     </param>
1627     <param>
1628       <key>vlen</key>
1629       <value>1</value>
1630     </param>
1631     <param>
1632       <key>_coordinate</key>
1633       <value>(1400, 262)</value>
1634     </param>
1635     <param>
1636       <key>_rotation</key>
1637       <value>0</value>
1638     </param>
1639   </block>
1640   <block>
1641     <key>wxgui_numbersink2</key>
1642     <param>
1643       <key>id</key>
1644       <value>wxgui_numbersink2_0</value>
1645     </param>
1646     <param>
1647       <key>_enabled</key>
1648       <value>True</value>
1649     </param>
1650     <param>
1651       <key>type</key>
1652       <value>float</value>
1653     </param>
1654     <param>
1655       <key>title</key>
1656       <value>BER 1 (raw)</value>
1657     </param>
1658     <param>
1659       <key>units</key>
1660       <value>BER</value>
1661     </param>
1662     <param>
1663       <key>samp_rate</key>
1664       <value>R</value>
1665     </param>
1666     <param>
1667       <key>base_value</key>
1668       <value>0.0</value>
1669     </param>
1670     <param>
1671       <key>min_value</key>
1672       <value>0</value>
1673     </param>
1674     <param>
1675       <key>max_value</key>
1676       <value>1</value>
1677     </param>
1678     <param>
1679       <key>factor</key>
1680       <value>1.0</value>
1681     </param>
1682     <param>
1683       <key>decimal_places</key>
1684       <value>6</value>
1685     </param>
1686     <param>
1687       <key>ref_level</key>
1688       <value>0</value>
1689     </param>
1690     <param>
1691       <key>number_rate</key>
1692       <value>15</value>
1693     </param>
1694     <param>
1695       <key>peak_hold</key>
1696       <value>False</value>
1697     </param>
1698     <param>
1699       <key>average</key>
1700       <value>False</value>
1701     </param>
1702     <param>
1703       <key>avg_alpha</key>
1704       <value>0.001</value>
1705     </param>
1706     <param>
1707       <key>show_gauge</key>
1708       <value>True</value>
1709     </param>
1710     <param>
1711       <key>grid_pos</key>
1712       <value>0,0,1,1</value>
1713     </param>
1714     <param>
1715       <key>_coordinate</key>
1716       <value>(1267, 410)</value>
1717     </param>
1718     <param>
1719       <key>_rotation</key>
1720       <value>0</value>
1721     </param>
1722   </block>
1723   <block>
1724     <key>wxgui_scopesink2</key>
1725     <param>
1726       <key>id</key>
1727       <value>wxgui_scopesink2_0</value>
1728     </param>
1729     <param>
1730       <key>_enabled</key>
1731       <value>True</value>
1732     </param>
1733     <param>
1734       <key>type</key>
1735       <value>complex</value>
1736     </param>
1737     <param>
1738       <key>title</key>
1739       <value>Scope Plot</value>
1740     </param>
1741     <param>
1742       <key>samp_rate</key>
1743       <value>R</value>
1744     </param>
1745     <param>
1746       <key>v_scale</key>
1747       <value>0</value>
1748     </param>
1749     <param>
1750       <key>t_scale</key>
1751       <value>0</value>
1752     </param>
1753     <param>
1754       <key>ac_couple</key>
1755       <value>False</value>
1756     </param>
1757     <param>
1758       <key>xy_mode</key>
1759       <value>True</value>
1760     </param>
1761     <param>
1762       <key>num_inputs</key>
1763       <value>1</value>
1764     </param>
1765     <param>
1766       <key>grid_pos</key>
1767       <value></value>
1768     </param>
1769     <param>
1770       <key>_coordinate</key>
1771       <value>(1533, 149)</value>
1772     </param>
1773     <param>
1774       <key>_rotation</key>
1775       <value>0</value>
1776     </param>
1777   </block>
1778   <connection>
1779     <source_block_id>random_source_x_1</source_block_id>
1780     <sink_block_id>trellis_encoder_xx_1</sink_block_id>
1781     <source_key>0</source_key>
1782     <sink_key>0</sink_key>
1783   </connection>
1784   <connection>
1785     <source_block_id>trellis_encoder_xx_0</source_block_id>
1786     <sink_block_id>gr_chunks_to_symbols_xx_0</sink_block_id>
1787     <source_key>0</source_key>
1788     <sink_key>0</sink_key>
1789   </connection>
1790   <connection>
1791     <source_block_id>trellis_encoder_xx_1</source_block_id>
1792     <sink_block_id>gr_chunks_to_symbols_xx_1</sink_block_id>
1793     <source_key>0</source_key>
1794     <sink_key>0</sink_key>
1795   </connection>
1796   <connection>
1797     <source_block_id>gr_chunks_to_symbols_xx_0</source_block_id>
1798     <sink_block_id>gr_multiply_const_vxx_0</sink_block_id>
1799     <source_key>0</source_key>
1800     <sink_key>0</sink_key>
1801   </connection>
1802   <connection>
1803     <source_block_id>gr_multiply_const_vxx_0</source_block_id>
1804     <sink_block_id>gr_add_xx_0</sink_block_id>
1805     <source_key>0</source_key>
1806     <sink_key>0</sink_key>
1807   </connection>
1808   <connection>
1809     <source_block_id>gr_add_xx_0</source_block_id>
1810     <sink_block_id>gr_add_xx_1</sink_block_id>
1811     <source_key>0</source_key>
1812     <sink_key>0</sink_key>
1813   </connection>
1814   <connection>
1815     <source_block_id>gr_noise_source_x_0</source_block_id>
1816     <sink_block_id>gr_add_xx_1</sink_block_id>
1817     <source_key>0</source_key>
1818     <sink_key>1</sink_key>
1819   </connection>
1820   <connection>
1821     <source_block_id>gr_chunks_to_symbols_xx_1</source_block_id>
1822     <sink_block_id>gr_multiply_const_vxx_1</sink_block_id>
1823     <source_key>0</source_key>
1824     <sink_key>0</sink_key>
1825   </connection>
1826   <connection>
1827     <source_block_id>gr_multiply_const_vxx_1</source_block_id>
1828     <sink_block_id>gr_add_xx_0</sink_block_id>
1829     <source_key>0</source_key>
1830     <sink_key>1</sink_key>
1831   </connection>
1832   <connection>
1833     <source_block_id>gr_sub_xx_0</source_block_id>
1834     <sink_block_id>gr_multiply_xx_0</sink_block_id>
1835     <source_key>0</source_key>
1836     <sink_key>0</sink_key>
1837   </connection>
1838   <connection>
1839     <source_block_id>gr_sub_xx_0</source_block_id>
1840     <sink_block_id>gr_multiply_xx_0</sink_block_id>
1841     <source_key>0</source_key>
1842     <sink_key>1</sink_key>
1843   </connection>
1844   <connection>
1845     <source_block_id>gr_multiply_xx_0</source_block_id>
1846     <sink_block_id>gr_short_to_float_0</sink_block_id>
1847     <source_key>0</source_key>
1848     <sink_key>0</sink_key>
1849   </connection>
1850   <connection>
1851     <source_block_id>gr_short_to_float_0</source_block_id>
1852     <sink_block_id>wxgui_numbersink2_0</sink_block_id>
1853     <source_key>0</source_key>
1854     <sink_key>0</sink_key>
1855   </connection>
1856   <connection>
1857     <source_block_id>gr_multiply_xx_2</source_block_id>
1858     <sink_block_id>gr_short_to_float_1</sink_block_id>
1859     <source_key>0</source_key>
1860     <sink_key>0</sink_key>
1861   </connection>
1862   <connection>
1863     <source_block_id>random_source_x_0</source_block_id>
1864     <sink_block_id>trellis_encoder_xx_0</sink_block_id>
1865     <source_key>0</source_key>
1866     <sink_key>0</sink_key>
1867   </connection>
1868   <connection>
1869     <source_block_id>gr_add_xx_1</source_block_id>
1870     <sink_block_id>trellis_viterbi_combined_xx_1</sink_block_id>
1871     <source_key>0</source_key>
1872     <sink_key>0</sink_key>
1873   </connection>
1874   <connection>
1875     <source_block_id>random_source_x_0</source_block_id>
1876     <sink_block_id>gr_sub_xx_0</sink_block_id>
1877     <source_key>0</source_key>
1878     <sink_key>0</sink_key>
1879   </connection>
1880   <connection>
1881     <source_block_id>trellis_viterbi_combined_xx_1</source_block_id>
1882     <sink_block_id>gr_sub_xx_0</sink_block_id>
1883     <source_key>0</source_key>
1884     <sink_key>1</sink_key>
1885   </connection>
1886   <connection>
1887     <source_block_id>trellis_viterbi_combined_xx_0</source_block_id>
1888     <sink_block_id>gr_sub_xx_1</sink_block_id>
1889     <source_key>0</source_key>
1890     <sink_key>1</sink_key>
1891   </connection>
1892   <connection>
1893     <source_block_id>random_source_x_1</source_block_id>
1894     <sink_block_id>gr_sub_xx_1</sink_block_id>
1895     <source_key>0</source_key>
1896     <sink_key>0</sink_key>
1897   </connection>
1898   <connection>
1899     <source_block_id>gr_sub_xx_1</source_block_id>
1900     <sink_block_id>gr_multiply_xx_2</sink_block_id>
1901     <source_key>0</source_key>
1902     <sink_key>0</sink_key>
1903   </connection>
1904   <connection>
1905     <source_block_id>gr_sub_xx_1</source_block_id>
1906     <sink_block_id>gr_multiply_xx_2</sink_block_id>
1907     <source_key>0</source_key>
1908     <sink_key>1</sink_key>
1909   </connection>
1910   <connection>
1911     <source_block_id>gr_sub_xx_2</source_block_id>
1912     <sink_block_id>trellis_viterbi_combined_xx_0</sink_block_id>
1913     <source_key>0</source_key>
1914     <sink_key>0</sink_key>
1915   </connection>
1916   <connection>
1917     <source_block_id>gr_add_xx_1</source_block_id>
1918     <sink_block_id>gr_sub_xx_2</sink_block_id>
1919     <source_key>0</source_key>
1920     <sink_key>0</sink_key>
1921   </connection>
1922   <connection>
1923     <source_block_id>trellis_encoder_xx_2</source_block_id>
1924     <sink_block_id>gr_chunks_to_symbols_xx_2</sink_block_id>
1925     <source_key>0</source_key>
1926     <sink_key>0</sink_key>
1927   </connection>
1928   <connection>
1929     <source_block_id>gr_chunks_to_symbols_xx_2</source_block_id>
1930     <sink_block_id>gr_multiply_const_vxx_2</sink_block_id>
1931     <source_key>0</source_key>
1932     <sink_key>0</sink_key>
1933   </connection>
1934   <connection>
1935     <source_block_id>gr_multiply_const_vxx_2</source_block_id>
1936     <sink_block_id>gr_sub_xx_2</sink_block_id>
1937     <source_key>0</source_key>
1938     <sink_key>1</sink_key>
1939   </connection>
1940   <connection>
1941     <source_block_id>trellis_viterbi_combined_xx_1</source_block_id>
1942     <sink_block_id>trellis_encoder_xx_2</sink_block_id>
1943     <source_key>0</source_key>
1944     <sink_key>0</sink_key>
1945   </connection>
1946   <connection>
1947     <source_block_id>gr_multiply_xx_1</source_block_id>
1948     <sink_block_id>gr_short_to_float_2</sink_block_id>
1949     <source_key>0</source_key>
1950     <sink_key>0</sink_key>
1951   </connection>
1952   <connection>
1953     <source_block_id>gr_short_to_float_2</source_block_id>
1954     <sink_block_id>wxgui_numbersink2_2</sink_block_id>
1955     <source_key>0</source_key>
1956     <sink_key>0</sink_key>
1957   </connection>
1958   <connection>
1959     <source_block_id>trellis_viterbi_combined_xx_2</source_block_id>
1960     <sink_block_id>gr_sub_xx_3</sink_block_id>
1961     <source_key>0</source_key>
1962     <sink_key>1</sink_key>
1963   </connection>
1964   <connection>
1965     <source_block_id>gr_sub_xx_3</source_block_id>
1966     <sink_block_id>gr_multiply_xx_1</sink_block_id>
1967     <source_key>0</source_key>
1968     <sink_key>0</sink_key>
1969   </connection>
1970   <connection>
1971     <source_block_id>gr_sub_xx_3</source_block_id>
1972     <sink_block_id>gr_multiply_xx_1</sink_block_id>
1973     <source_key>0</source_key>
1974     <sink_key>1</sink_key>
1975   </connection>
1976   <connection>
1977     <source_block_id>gr_add_xx_1</source_block_id>
1978     <sink_block_id>trellis_viterbi_combined_xx_2</sink_block_id>
1979     <source_key>0</source_key>
1980     <sink_key>0</sink_key>
1981   </connection>
1982   <connection>
1983     <source_block_id>random_source_x_1</source_block_id>
1984     <sink_block_id>gr_sub_xx_3</sink_block_id>
1985     <source_key>0</source_key>
1986     <sink_key>0</sink_key>
1987   </connection>
1988   <connection>
1989     <source_block_id>gr_short_to_float_1</source_block_id>
1990     <sink_block_id>wxgui_numbersink2_3</sink_block_id>
1991     <source_key>0</source_key>
1992     <sink_key>0</sink_key>
1993   </connection>
1994   <connection>
1995     <source_block_id>trellis_encoder_xx_2_0</source_block_id>
1996     <sink_block_id>gr_chunks_to_symbols_xx_2_0</sink_block_id>
1997     <source_key>0</source_key>
1998     <sink_key>0</sink_key>
1999   </connection>
2000   <connection>
2001     <source_block_id>gr_chunks_to_symbols_xx_2_0</source_block_id>
2002     <sink_block_id>gr_multiply_const_vxx_2_0</sink_block_id>
2003     <source_key>0</source_key>
2004     <sink_key>0</sink_key>
2005   </connection>
2006   <connection>
2007     <source_block_id>trellis_viterbi_combined_xx_2</source_block_id>
2008     <sink_block_id>trellis_encoder_xx_2_0</sink_block_id>
2009     <source_key>0</source_key>
2010     <sink_key>0</sink_key>
2011   </connection>
2012   <connection>
2013     <source_block_id>gr_multiply_xx_2_0</source_block_id>
2014     <sink_block_id>gr_short_to_float_1_0</sink_block_id>
2015     <source_key>0</source_key>
2016     <sink_key>0</sink_key>
2017   </connection>
2018   <connection>
2019     <source_block_id>trellis_viterbi_combined_xx_0_0</source_block_id>
2020     <sink_block_id>gr_sub_xx_1_0</sink_block_id>
2021     <source_key>0</source_key>
2022     <sink_key>1</sink_key>
2023   </connection>
2024   <connection>
2025     <source_block_id>gr_sub_xx_1_0</source_block_id>
2026     <sink_block_id>gr_multiply_xx_2_0</sink_block_id>
2027     <source_key>0</source_key>
2028     <sink_key>0</sink_key>
2029   </connection>
2030   <connection>
2031     <source_block_id>gr_sub_xx_1_0</source_block_id>
2032     <sink_block_id>gr_multiply_xx_2_0</sink_block_id>
2033     <source_key>0</source_key>
2034     <sink_key>1</sink_key>
2035   </connection>
2036   <connection>
2037     <source_block_id>gr_sub_xx_2_0</source_block_id>
2038     <sink_block_id>trellis_viterbi_combined_xx_0_0</sink_block_id>
2039     <source_key>0</source_key>
2040     <sink_key>0</sink_key>
2041   </connection>
2042   <connection>
2043     <source_block_id>gr_short_to_float_1_0</source_block_id>
2044     <sink_block_id>wxgui_numbersink2_3_0</sink_block_id>
2045     <source_key>0</source_key>
2046     <sink_key>0</sink_key>
2047   </connection>
2048   <connection>
2049     <source_block_id>gr_add_xx_1</source_block_id>
2050     <sink_block_id>gr_sub_xx_2_0</sink_block_id>
2051     <source_key>0</source_key>
2052     <sink_key>0</sink_key>
2053   </connection>
2054   <connection>
2055     <source_block_id>random_source_x_0</source_block_id>
2056     <sink_block_id>gr_sub_xx_1_0</sink_block_id>
2057     <source_key>0</source_key>
2058     <sink_key>0</sink_key>
2059   </connection>
2060   <connection>
2061     <source_block_id>gr_multiply_const_vxx_2_0</source_block_id>
2062     <sink_block_id>gr_sub_xx_2_0</sink_block_id>
2063     <source_key>0</source_key>
2064     <sink_key>1</sink_key>
2065   </connection>
2066   <connection>
2067     <source_block_id>gr_add_xx_1</source_block_id>
2068     <sink_block_id>wxgui_scopesink2_0</sink_block_id>
2069     <source_key>0</source_key>
2070     <sink_key>0</sink_key>
2071   </connection>
2072 </flow_graph>