comcdbch.m

数字通信第四版原书的例程

set_param([sys,'/',['Binary sequence',13,'BCH decode']],...
		'position',[165,133,245,177])


%     Subsystem  ['Sequence BCH',13,'Co//Dec demo'].

new_system([sys,'/',['Sequence BCH',13,'Co//Dec demo']])
set_param([sys,'/',['Sequence BCH',13,'Co//Dec demo']],'Location',[175,552,335,697])
set_param([sys,'/',['Sequence BCH',13,'Co//Dec demo']],...
		'Mask Display','Sequence\nco/dec\ndemo',...
		'Mask Dialogue','eval(''N_bch_demo=15;K_bch_demo=5;T_bch_demo=3;tstbchsq'')')


%     Finished composite block ['Sequence BCH',13,'Co//Dec demo'].

set_param([sys,'/',['Sequence BCH',13,'Co//Dec demo']],...
		'BackGround',7,...
		'hide name',0,...
		'position',[295,133,375,177])


%     Subsystem  ['Vector BCH',13,'Co//Dec demo1'].

new_system([sys,'/',['Vector BCH',13,'Co//Dec demo1']])
set_param([sys,'/',['Vector BCH',13,'Co//Dec demo1']],'Location',[175,552,335,697])
set_param([sys,'/',['Vector BCH',13,'Co//Dec demo1']],...
		'Mask Display','Vector\nco/dec\ndemo2',...
		'Mask Dialogue','eval(''tutbchcd'')')


%     Finished composite block ['Vector BCH',13,'Co//Dec demo1'].

set_param([sys,'/',['Vector BCH',13,'Co//Dec demo1']],...
		'BackGround',7,...
		'hide name',0,...
		'position',[425,58,505,102])


%     Subsystem  ['Binary vector',13,'BCH encode'].

new_system([sys,'/',['Binary vector',13,'BCH encode']])
set_param([sys,'/',['Binary vector',13,'BCH encode']],'Location',[235,592,599,711])

add_block('built-in/Outport',[sys,'/',['Binary vector',13,'BCH encode/out_1']])
set_param([sys,'/',['Binary vector',13,'BCH encode/out_1']],...
		'position',[290,35,310,55])

add_block('built-in/S-Function',[sys,'/',['Binary vector',13,'BCH encode/Modulus',13,'operation']])
set_param([sys,'/',['Binary vector',13,'BCH encode/Modulus',13,'operation']],...
		'function name','arymodu',...
		'parameters','md',...
		'Mask Display','Modulo',...
		'Mask Type','Modulo',...
		'Mask Dialogue','Modulus operation:|Modulus base:')
set_param([sys,'/',['Binary vector',13,'BCH encode/Modulus',13,'operation']],...
		'Mask Translate','md = @1;')
set_param([sys,'/',['Binary vector',13,'BCH encode/Modulus',13,'operation']],...
		'Mask Help','This block output modulus operation of the input signal with module base as specified in block entry. The length of the output vector is the same as the input vector.')
set_param([sys,'/',['Binary vector',13,'BCH encode/Modulus',13,'operation']],...
		'Mask Entries','2\/',...
		'position',[180,26,240,64])

add_block('built-in/State-Space',[sys,'/',['Binary vector',13,'BCH encode/Matrix',13,'Gain']])
set_param([sys,'/',['Binary vector',13,'BCH encode/Matrix',13,'Gain']],...
		'A','[]',...
		'B','[]',...
		'C','[]',...
		'D','K',...
		'Mask Display','K',...
		'Mask Type','Matrix Gain',...
		'Mask Dialogue','Matrix Gain.|Gain matrix:')
set_param([sys,'/',['Binary vector',13,'BCH encode/Matrix',13,'Gain']],...
		'Mask Translate','K = @1;',...
		'Mask Help','Multiplies input vector by entered matrix to produce output vector (y=Au).',...
		'Mask Entries','G\/')
set_param([sys,'/',['Binary vector',13,'BCH encode/Matrix',13,'Gain']],...
		'position',[110,31,135,59])

add_block('built-in/Inport',[sys,'/',['Binary vector',13,'BCH encode/in_1']])
set_param([sys,'/',['Binary vector',13,'BCH encode/in_1']],...
		'position',[30,35,50,55])
add_line([sys,'/',['Binary vector',13,'BCH encode']],[245,45;285,45])
add_line([sys,'/',['Binary vector',13,'BCH encode']],[140,45;175,45])
add_line([sys,'/',['Binary vector',13,'BCH encode']],[55,45;105,45])
set_param([sys,'/',['Binary vector',13,'BCH encode']],...
		'Mask Display','plot(0,0,100,100,x,y);BCH en',...
		'Mask Type','Vector I/O BCH encode')
set_param([sys,'/',['Binary vector',13,'BCH encode']],...
		'Mask Dialogue','BCH encode with input message vector\nlength K and output codeword vector length\nN. (N, K) must be a valid BCH code pair.|Codeword length N (N=2^M-1. M is a >2 integer):|Message length K (check BCHPOLY for valid K):')
set_param([sys,'/',['Binary vector',13,'BCH encode']],...
		'Mask Translate','n=@1;k=@2;pg = bchpoly(n,k);[h,G]=cyclgen(n,pg);G=G'';[x,y]=codeicon(1);')
set_param([sys,'/',['Binary vector',13,'BCH encode']],...
		'Mask Help','This block encodes length K binary vector message input into length N binary vector codeword output using BCH code. Use function BCHPOLY to view the valid N, K, and error-corr ection capability T combination.')
set_param([sys,'/',['Binary vector',13,'BCH encode']],...
		'Mask Entries','15\/5\/')


%     Finished composite block ['Binary vector',13,'BCH encode'].

set_param([sys,'/',['Binary vector',13,'BCH encode']],...
		'position',[35,58,115,102])


%     Subsystem  ['Binary sequence',13,'BCH encode'].

new_system([sys,'/',['Binary sequence',13,'BCH encode']])
set_param([sys,'/',['Binary sequence',13,'BCH encode']],'Location',[248,302,892,459])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'BCH encode/out_2']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/out_2']],...
		'Port','2',...
		'position',[535,45,555,65])


%     Subsystem  ['Binary sequence',13,'BCH encode/Triggered',13,'buffer down'].

new_system([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],'Location',[306,291,744,461])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/out_1']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/out_1']],...
		'position',[390,60,410,80])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/out_2']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/out_2']],...
		'Port','2',...
		'position',[355,80,375,100])

add_block('built-in/Mux',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/Mux']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/Mux']],...
		'inputs','[in_size 1 1]',...
		'position',[110,59,140,101])

add_block('built-in/Demux',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/Demux']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/Demux']],...
		'outputs','[out_size 1]',...
		'position',[290,62,330,98])

add_block('built-in/S-Function',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/S-function']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/S-function']],...
		'function name','regdown',...
		'parameters','ini_idx, idx_inc, thrshld, cycl_flag',...
		'position',[185,70,235,90])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/in_1']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/in_1']],...
		'position',[15,55,35,75])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/in_2']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/in_2']],...
		'Port','2',...
		'position',[40,70,60,90])

add_block('built-in/Inport',[sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/in_3']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down/in_3']],...
		'Port','3',...
		'position',[65,85,85,105])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[240,80;285,80])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[145,80;180,80])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[40,65;105,65])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[335,70;385,70])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[65,80;105,80])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[335,90;350,90])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],[90,95;105,95])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],...
		'Mask Display','Triggered\nbuffer dn',...
		'Mask Type','Triggered buffer down.')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],...
		'Mask Dialogue','Triggered buffer down.|Input signal vector size:|Initial index (integer vector):|Increament for each index (integer vector):|Trigger threshold:|When index exceed register size, 1 for cyclic ouput, 0 for zero output:')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],...
		'Mask Translate','in_size=@1; ini_idx=@2; idx_inc=@3; thrshld=@4; cycl_flag=@5; out_size=length(ini_idx);')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],...
		'Mask Help','The register inside this block take the signal vector at the 1st inport by the raising edge of the second inport. The fisrt outport outputs a signal vector at the raising edge of the third inport.')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],...
		'Mask Entries','n\/0\/1\/.1\/0\/')


%     Finished composite block ['Binary sequence',13,'BCH encode/Triggered',13,'buffer down'].

set_param([sys,'/',['Binary sequence',13,'BCH encode/Triggered',13,'buffer down']],...
		'BackGround',3,...
		'position',[445,28,505,62])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'BCH encode/out_1']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/out_1']],...
		'position',[575,30,595,50])

add_block('built-in/Demux',[sys,'/',['Binary sequence',13,'BCH encode/Demux']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Demux']],...
		'outputs','2',...
		'position',[140,80,180,115])


%     Subsystem  ['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time'].

new_system([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']],'Location',[55,192,283,286])

add_block('built-in/Outport',[sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time/Outport']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time/Outport']],...
		'position',[160,35,180,55])

add_block('built-in/S-Function',[sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time/S-function1']])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time/S-function1']],...
		'function name','homopuls',...
		'parameters','samp_time, out_divid, offset',...
		'position',[40,31,105,59])
add_line([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']],[110,45;155,45])
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']],...
		'Mask Display','Vector\nPulse',...
		'Mask Type','Pulse generator')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']],...
		'Mask Dialogue','Vector pulses with sample rate of each pulse as Sample_time ./Divider. |Sample time (scalar, sec):|Divider (integer vector):|Offset (have same dimension as Divider):')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']],...
		'Mask Translate','samp_time=@1;out_divid=@2;offset=@3;')
set_param([sys,'/',['Binary sequence',13,'BCH encode/Pulses deivide',13,'same sample time']],...
		'Mask Help','This block generator a vector pulses. The output length is the same as the vector defined in "Divider". The ith element of the output has the sample time Sample_time/Divider(i). All elements in "Divider" must be integers.')