Thu Mar 19 11:22:40 2009 options id int_cancellation _enabled True title Superposition Coding author AA description gnuradio flow graph window_size 2048, 2048 generate_options wx_gui category Custom realtime_scheduling _coordinate (10, 10) _rotation 0 variable_slider id alpha _enabled True label P1/P value 0.6 min 0 max 1.0 num_steps 100 slider_length 200 slider_type horizontal grid_pos _coordinate (243, 11) _rotation 0 variable_slider id snr_db _enabled True label P/sigma^2 (dB) value 16 min 0 max 20 num_steps 100 slider_length 200 slider_type horizontal grid_pos _coordinate (447, 14) _rotation 0 variable id noisevar _enabled True value 10**(-snr_db/10) _coordinate (637, 13) _rotation 0 random_source_x id random_source_x_0 _enabled True type short min 0 max 2 num_samps 1000 repeat True _coordinate (21, 170) _rotation 0 gr_chunks_to_symbols_xx id gr_chunks_to_symbols_xx_0 _enabled True in_type short out_type complex symbol_table 1,1j,-1j,-1 dimension 1 _coordinate (665, 187) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_0 _enabled True type complex const alpha**0.5 vlen 1 _coordinate (988, 196) _rotation 0 random_source_x id random_source_x_1 _enabled True type short min 0 max 2 num_samps 1000 repeat True _coordinate (25, 291) _rotation 0 gr_chunks_to_symbols_xx id gr_chunks_to_symbols_xx_1 _enabled True in_type short out_type complex symbol_table 1,1j,-1j,-1 dimension 1 _coordinate (660, 311) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_1 _enabled True type complex const (1-alpha)**0.5 vlen 1 _coordinate (994, 319) _rotation 0 gr_add_xx id gr_add_xx_0 _enabled True type complex num_inputs 2 vlen 1 _coordinate (1224, 244) _rotation 0 gr_noise_source_x id gr_noise_source_x_0 _enabled True type complex noise_type gr.GR_GAUSSIAN amp noisevar seed 42 _coordinate (1146, 369) _rotation 0 gr_sub_xx id gr_sub_xx_0 _enabled True type short vlen 1 num_inputs 2 _coordinate (536, 529) _rotation 0 gr_multiply_xx id gr_multiply_xx_0 _enabled True type short num_inputs 2 vlen 1 _coordinate (771, 525) _rotation 0 gr_short_to_float id gr_short_to_float_0 _enabled True _coordinate (994, 545) _rotation 0 gr_sub_xx id gr_sub_xx_3 _enabled True type short vlen 1 num_inputs 2 _coordinate (535, 792) _rotation 0 gr_multiply_xx id gr_multiply_xx_1 _enabled True type short num_inputs 2 vlen 1 _coordinate (785, 779) _rotation 0 gr_short_to_float id gr_short_to_float_2 _enabled True _coordinate (1005, 798) _rotation 0 gr_chunks_to_symbols_xx id gr_chunks_to_symbols_xx_2 _enabled True in_type short out_type complex symbol_table 1,1j,-1j,-1 dimension 1 _coordinate (405, 998) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_2 _enabled True type complex const alpha**0.5 vlen 1 _coordinate (710, 1008) _rotation 0 gr_sub_xx id gr_sub_xx_2 _enabled True type complex vlen 1 num_inputs 2 _coordinate (944, 978) _rotation 0 gr_sub_xx id gr_sub_xx_1 _enabled True type short vlen 1 num_inputs 2 _coordinate (540, 1141) _rotation 0 gr_multiply_xx id gr_multiply_xx_2 _enabled True type short num_inputs 2 vlen 1 _coordinate (796, 1136) _rotation 0 gr_short_to_float id gr_short_to_float_1 _enabled True _coordinate (1009, 1156) _rotation 0 gr_chunks_to_symbols_xx id gr_chunks_to_symbols_xx_2_0 _enabled True in_type short out_type complex symbol_table 1,1j,-1j,-1 dimension 1 _coordinate (420, 1368) _rotation 0 gr_multiply_const_vxx id gr_multiply_const_vxx_2_0 _enabled True type complex const (1-alpha)**0.5 vlen 1 _coordinate (733, 1374) _rotation 0 gr_sub_xx id gr_sub_xx_2_0 _enabled True type complex vlen 1 num_inputs 2 _coordinate (975, 1342) _rotation 0 gr_sub_xx id gr_sub_xx_1_0 _enabled True type short vlen 1 num_inputs 2 _coordinate (559, 1536) _rotation 0 gr_multiply_xx id gr_multiply_xx_2_0 _enabled True type short num_inputs 2 vlen 1 _coordinate (771, 1530) _rotation 0 gr_short_to_float id gr_short_to_float_1_0 _enabled True _coordinate (1010, 1551) _rotation 0 wxgui_numbersink2 id wxgui_numbersink2_2 _enabled True type float title BER 2 (raw) units BER samp_rate R base_value 0.0 min_value 0 max_value 1.0 factor 1.0 decimal_places 6 ref_level 0 number_rate 15 peak_hold False average False avg_alpha 0.001 show_gauge True grid_pos 0,1,1,1 _coordinate (1260, 659) _rotation 0 wxgui_numbersink2 id wxgui_numbersink2_3 _enabled True type float title BER 2 (after cancelling user 1) units BER samp_rate R base_value 0.0 min_value 0 max_value 1.0 factor 1.0 decimal_places 6 ref_level 0 number_rate 15 peak_hold False average False avg_alpha 0.001 show_gauge True grid_pos 1,1,1,1 _coordinate (1262, 1020) _rotation 0 wxgui_numbersink2 id wxgui_numbersink2_3_0 _enabled True type float title BER 1 (after cancelling user 2) units BER samp_rate R base_value 0.0 min_value 0 max_value 1.0 factor 1.0 decimal_places 6 ref_level 0 number_rate 15 peak_hold False average False avg_alpha 0.001 show_gauge True grid_pos 1,0,1,1 _coordinate (1269, 1417) _rotation 0 variable id R _enabled True value 10e3 _coordinate (748, 12) _rotation 0 trellis_encoder_xx id trellis_encoder_xx_0 _enabled True type ss fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" init_state 0 _coordinate (334, 190) _rotation 0 trellis_encoder_xx id trellis_encoder_xx_1 _enabled True type ss fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" init_state 0 _coordinate (336, 311) _rotation 0 trellis_viterbi_combined_xx id trellis_viterbi_combined_xx_1 _enabled True type c out_type s fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" block_size 1000 init_state -1 final_state -1 dim 1 table alpha**0.5*1,alpha**0.5*1j,alpha**0.5*(-1j),alpha**0.5*(-1) metric_type trellis.TRELLIS_EUCLIDEAN _coordinate (79, 501) _rotation 0 trellis_viterbi_combined_xx id trellis_viterbi_combined_xx_2 _enabled True type c out_type s fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" block_size 1000 init_state -1 final_state -1 dim 1 table (1-alpha)**0.5*1,(1-alpha)**0.5*1j,(1-alpha)**0.5*(-1j),(1-alpha)**0.5*(-1) metric_type trellis.TRELLIS_EUCLIDEAN _coordinate (82, 766) _rotation 0 trellis_encoder_xx id trellis_encoder_xx_2 _enabled True type ss fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" init_state 0 _coordinate (89, 998) _rotation 0 trellis_viterbi_combined_xx id trellis_viterbi_combined_xx_0 _enabled True type c out_type s fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" block_size 1000 init_state -1 final_state -1 dim 1 table (1-alpha)**0.5*1,(1-alpha)**0.5*1j,(1-alpha)**0.5*(-1j),(1-alpha)**0.5*(-1) metric_type trellis.TRELLIS_EUCLIDEAN _coordinate (83, 1111) _rotation 0 trellis_encoder_xx id trellis_encoder_xx_2_0 _enabled True type ss fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" init_state 0 _coordinate (105, 1367) _rotation 0 trellis_viterbi_combined_xx id trellis_viterbi_combined_xx_0_0 _enabled True type c out_type s fsm_args prefix+"gr-trellis/src/examples/fsm_files/awgn1o2_16.fsm" block_size 1000 init_state -1 final_state -1 dim 1 table alpha**0.5*1,alpha**0.5*1j,alpha**0.5*(-1j),alpha**0.5*(-1) metric_type trellis.TRELLIS_EUCLIDEAN _coordinate (75, 1495) _rotation 0 variable id prefix _enabled True value "../../../" _coordinate (871, 14) _rotation 0 gr_add_xx id gr_add_xx_1 _enabled True type complex num_inputs 2 vlen 1 _coordinate (1400, 262) _rotation 0 wxgui_numbersink2 id wxgui_numbersink2_0 _enabled True type float title BER 1 (raw) units BER samp_rate R base_value 0.0 min_value 0 max_value 1 factor 1.0 decimal_places 6 ref_level 0 number_rate 15 peak_hold False average False avg_alpha 0.001 show_gauge True grid_pos 0,0,1,1 _coordinate (1267, 410) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_0 _enabled True type complex title Scope Plot samp_rate R v_scale 0 t_scale 0 ac_couple False xy_mode True num_inputs 1 grid_pos _coordinate (1533, 149) _rotation 0 random_source_x_1 trellis_encoder_xx_1 0 0 trellis_encoder_xx_0 gr_chunks_to_symbols_xx_0 0 0 trellis_encoder_xx_1 gr_chunks_to_symbols_xx_1 0 0 gr_chunks_to_symbols_xx_0 gr_multiply_const_vxx_0 0 0 gr_multiply_const_vxx_0 gr_add_xx_0 0 0 gr_add_xx_0 gr_add_xx_1 0 0 gr_noise_source_x_0 gr_add_xx_1 0 1 gr_chunks_to_symbols_xx_1 gr_multiply_const_vxx_1 0 0 gr_multiply_const_vxx_1 gr_add_xx_0 0 1 gr_sub_xx_0 gr_multiply_xx_0 0 0 gr_sub_xx_0 gr_multiply_xx_0 0 1 gr_multiply_xx_0 gr_short_to_float_0 0 0 gr_short_to_float_0 wxgui_numbersink2_0 0 0 gr_multiply_xx_2 gr_short_to_float_1 0 0 random_source_x_0 trellis_encoder_xx_0 0 0 gr_add_xx_1 trellis_viterbi_combined_xx_1 0 0 random_source_x_0 gr_sub_xx_0 0 0 trellis_viterbi_combined_xx_1 gr_sub_xx_0 0 1 trellis_viterbi_combined_xx_0 gr_sub_xx_1 0 1 random_source_x_1 gr_sub_xx_1 0 0 gr_sub_xx_1 gr_multiply_xx_2 0 0 gr_sub_xx_1 gr_multiply_xx_2 0 1 gr_sub_xx_2 trellis_viterbi_combined_xx_0 0 0 gr_add_xx_1 gr_sub_xx_2 0 0 trellis_encoder_xx_2 gr_chunks_to_symbols_xx_2 0 0 gr_chunks_to_symbols_xx_2 gr_multiply_const_vxx_2 0 0 gr_multiply_const_vxx_2 gr_sub_xx_2 0 1 trellis_viterbi_combined_xx_1 trellis_encoder_xx_2 0 0 gr_multiply_xx_1 gr_short_to_float_2 0 0 gr_short_to_float_2 wxgui_numbersink2_2 0 0 trellis_viterbi_combined_xx_2 gr_sub_xx_3 0 1 gr_sub_xx_3 gr_multiply_xx_1 0 0 gr_sub_xx_3 gr_multiply_xx_1 0 1 gr_add_xx_1 trellis_viterbi_combined_xx_2 0 0 random_source_x_1 gr_sub_xx_3 0 0 gr_short_to_float_1 wxgui_numbersink2_3 0 0 trellis_encoder_xx_2_0 gr_chunks_to_symbols_xx_2_0 0 0 gr_chunks_to_symbols_xx_2_0 gr_multiply_const_vxx_2_0 0 0 trellis_viterbi_combined_xx_2 trellis_encoder_xx_2_0 0 0 gr_multiply_xx_2_0 gr_short_to_float_1_0 0 0 trellis_viterbi_combined_xx_0_0 gr_sub_xx_1_0 0 1 gr_sub_xx_1_0 gr_multiply_xx_2_0 0 0 gr_sub_xx_1_0 gr_multiply_xx_2_0 0 1 gr_sub_xx_2_0 trellis_viterbi_combined_xx_0_0 0 0 gr_short_to_float_1_0 wxgui_numbersink2_3_0 0 0 gr_add_xx_1 gr_sub_xx_2_0 0 0 random_source_x_0 gr_sub_xx_1_0 0 0 gr_multiply_const_vxx_2_0 gr_sub_xx_2_0 0 1 gr_add_xx_1 wxgui_scopesink2_0 0 0