test_fm2.m

数字通信第四版原书的例程

		'position',[605,30,655,60])

add_block('built-in/Outport',[sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO/out_1']])
set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO/out_1']],...
		'position',[690,35,710,55])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[60,30;100,30])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[160,30;225,30])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[255,35;295,35])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[490,45;505,45])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[205,90;250,90])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[305,90;425,90;425,45;460,45])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[355,35;460,35])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[370,35;370,70;205,70;205,40;225,40])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[425,110;435,110;435,55;460,55])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[590,45;600,45])
add_line([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],[660,45;685,45])
set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],...
		'Mask Display','Discrete\nVCO',...
		'Mask Type','VCO')
set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],...
		'Mask Dialogue','Voltage-Controlled Oscilator:|Amplitude constant:|Carier frequency (Hz):|Sensitivity constant:|Initial phase (rad):|Sample time:')
set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],...
		'Mask Translate','Ac=@1;Fc=@2;Kc=@3;Ph=@4;pi2=2*pi;ts=@5;Kc=Kc*pi2*ts(1);Fc=Fc*pi2;')
set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],...
		'Mask Help','The VCO block cause the frequency of the sinusoidal carrier to depend on the input signal voltage, resulting in frequency of the output change depending on the amplitude of the input signal.')
set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],...
		'Mask Entries','1\/Fc\/1\/Ph\/ts\/')


%     Finished composite block ['FDM',13,'passband/Discrete-time',13,'VCO'].

set_param([sys,'/',['FDM',13,'passband/Discrete-time',13,'VCO']],...
		'orientation',2,...
		'position',[240,95,300,135])

add_block('built-in/Filter',[sys,'/',['FDM',13,'passband/Filter']])
set_param([sys,'/',['FDM',13,'passband/Filter']],...
		'Numerator','num',...
		'Denominator','den',...
		'Sample time','ts',...
		'position',[275,26,330,64])

add_block('built-in/Product',[sys,'/',['FDM',13,'passband/Multiplier',13,'phase detector']])
set_param([sys,'/',['FDM',13,'passband/Multiplier',13,'phase detector']],...
		'position',[190,35,215,55])

add_block('built-in/Gain',[sys,'/',['FDM',13,'passband/Sensitivity']])
set_param([sys,'/',['FDM',13,'passband/Sensitivity']],...
		'Gain','2',...
		'position',[75,25,115,55])
add_line([sys,'/',['FDM',13,'passband']],[120,40;185,40])
add_line([sys,'/',['FDM',13,'passband']],[50,40;70,40])
add_line([sys,'/',['FDM',13,'passband']],[335,45;415,45])
add_line([sys,'/',['FDM',13,'passband']],[385,45;385,115;305,115])
add_line([sys,'/',['FDM',13,'passband']],[220,45;270,45])
add_line([sys,'/',['FDM',13,'passband']],[235,115;135,115;135,50;185,50])
set_param([sys,'/',['FDM',13,'passband']],...
		'Mask Display','plot(0,0,100,100,x,y);FDM',...
		'Mask Type','Passabnd FDM')
set_param([sys,'/',['FDM',13,'passband']],...
		'Mask Dialogue','Demodulate an FM modulated signal\nusing phase-locked loop.|VCO frequency (Hz):|VCO initial phase (rad):|Lowpass filter numerator:|Lowpass filter denominator:|Sample time (sec):')
set_param([sys,'/',['FDM',13,'passband']],...
		'Mask Translate','Fc=@1;Ph=@2+pi/2;num=@3;den=@4;ts=@5;[x,y]=moduicon(4);')
set_param([sys,'/',['FDM',13,'passband']],...
		'Mask Help','This block recovers a FM modulated signal using a phase-locked loop method. The phase detector used in this block is a multiplier.',...
		'Mask Entries','100/2/pi\/pi/4\/num\/den\/ts\/')


%     Finished composite block ['FDM',13,'passband'].

set_param([sys,'/',['FDM',13,'passband']],...
		'ForeGround',3,...
		'hide name',0,...
		'position',[250,38,330,82])


%     Subsystem  ['FM',13,'baseband2'].

new_system([sys,'/',['FM',13,'baseband2']])
set_param([sys,'/',['FM',13,'baseband2']],'Location',[55,571,668,718])

add_block('built-in/Constant',[sys,'/',['FM',13,'baseband2/Constant']])
set_param([sys,'/',['FM',13,'baseband2/Constant']],...
		'Value','Ph',...
		'position',[180,90,205,110])

add_block('built-in/Sum',[sys,'/',['FM',13,'baseband2/Sum']])
set_param([sys,'/',['FM',13,'baseband2/Sum']],...
		'position',[265,30,285,50])

add_block('built-in/Inport',[sys,'/',['FM',13,'baseband2/in_1']])
set_param([sys,'/',['FM',13,'baseband2/in_1']],...
		'position',[35,25,55,45])

add_block('built-in/Fcn',[sys,'/',['FM',13,'baseband2/cos']])
set_param([sys,'/',['FM',13,'baseband2/cos']],...
		'Expr','cos(u)',...
		'position',[330,26,385,54])

add_block('built-in/Fcn',[sys,'/',['FM',13,'baseband2/sin']])
set_param([sys,'/',['FM',13,'baseband2/sin']],...
		'Expr','sin(u)',...
		'position',[330,86,385,114])

add_block('built-in/Mux',[sys,'/',['FM',13,'baseband2/Mux']])
set_param([sys,'/',['FM',13,'baseband2/Mux']],...
		'inputs','2',...
		'position',[415,31,450,64])

add_block('built-in/Outport',[sys,'/',['FM',13,'baseband2/out_1']])
set_param([sys,'/',['FM',13,'baseband2/out_1']],...
		'position',[550,40,570,60])

add_block('built-in/S-Function',[sys,'/',['FM',13,'baseband2/Scheduled',13,'reset-int']])
set_param([sys,'/',['FM',13,'baseband2/Scheduled',13,'reset-int']],...
		'function name','schdint',...
		'parameters','td, ts, limit',...
		'Mask Display','Schdld\nreset-int',...
		'Mask Type','Scheduled reset integration.')
set_param([sys,'/',['FM',13,'baseband2/Scheduled',13,'reset-int']],...
		'Mask Dialogue','Reset the state to be zero(s) at the scheduled reset point.|Scheduled reset time inteval and offset:|Sample time and offset:|Modulo bound:')
set_param([sys,'/',['FM',13,'baseband2/Scheduled',13,'reset-int']],...
		'Mask Translate','td=@1;ts=@2;limit=@3;')
set_param([sys,'/',['FM',13,'baseband2/Scheduled',13,'reset-int']],...
		'Mask Help','This block resets the state(s) to be zero(s) at the begining of reset time inteval. The reset inteval can be a two elements vector with the second element being offset.')
set_param([sys,'/',['FM',13,'baseband2/Scheduled',13,'reset-int']],...
		'Mask Entries','td\/ts\/pi2\/',...
		'position',[155,14,215,56])

add_block('built-in/Gain',[sys,'/',['FM',13,'baseband2/Sensitivity']])
set_param([sys,'/',['FM',13,'baseband2/Sensitivity']],...
		'Gain','pi2',...
		'position',[80,20,120,50])
add_line([sys,'/',['FM',13,'baseband2']],[290,40;325,40])
add_line([sys,'/',['FM',13,'baseband2']],[300,40;300,100;325,100])
add_line([sys,'/',['FM',13,'baseband2']],[210,100;250,100;260,45])
add_line([sys,'/',['FM',13,'baseband2']],[220,35;260,35])
add_line([sys,'/',['FM',13,'baseband2']],[390,40;410,40])
add_line([sys,'/',['FM',13,'baseband2']],[455,50;545,50])
add_line([sys,'/',['FM',13,'baseband2']],[390,100;395,100;395,55;410,55])
add_line([sys,'/',['FM',13,'baseband2']],[60,35;75,35])
add_line([sys,'/',['FM',13,'baseband2']],[125,35;150,35])
set_param([sys,'/',['FM',13,'baseband2']],...
		'Mask Display','plot(0,0,100,100,x,y,u,v);FM',...
		'Mask Type','FM CE')
set_param([sys,'/',['FM',13,'baseband2']],...
		'Mask Dialogue','Output the complex envelope of the FM signal.|Initial phase (rad):|Sample time (second):|Symbol interval (for digital mod, use Inf for analog mod):')
set_param([sys,'/',['FM',13,'baseband2']],...
		'Mask Translate','Kc=2*pi;Ph=@1;pi2=2*pi;ts=@2;td=@3;if isinf(td),td=inf;end;[x,y]=moduicon(3);[u,v]=cmplxicn(1,50,get_param(gcb,''orientation''));')
set_param([sys,'/',['FM',13,'baseband2']],...
		'Mask Help','This block outputs the complex envelope of the frequency modulated signal. The output is a complex signal. This block resets the phase at the very beginning of the symbol interval. For continuous-time simulation, the symbol interval can be set as infinity.')
set_param([sys,'/',['FM',13,'baseband2']],...
		'Mask Entries','0\/ts\/Inf\/')


%     Finished composite block ['FM',13,'baseband2'].

set_param([sys,'/',['FM',13,'baseband2']],...
		'ForeGround',2,...
		'hide name',0,...
		'position',[130,118,210,162])


%     Subsystem  ['FDM',13,'baseband2'].

new_system([sys,'/',['FDM',13,'baseband2']])
set_param([sys,'/',['FDM',13,'baseband2']],'Location',[240,174,805,409])


%     Subsystem  ['FDM',13,'baseband2/M//P 2 C'].

new_system([sys,'/',['FDM',13,'baseband2/M//P 2 C']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C']],'Location',[103,336,548,644])

add_block('built-in/Mux',[sys,'/',['FDM',13,'baseband2/M//P 2 C/Mux']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Mux']],...
		'inputs','2',...
		'position',[225,111,270,149])

add_block('built-in/S-Function',[sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function1']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function1']],...
		'function name','arysin',...
		'parameters','opr',...
		'Mask Display','Array\nFcn',...
		'Mask Type','Array function')
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function1']],...
		'Mask Dialogue','Multi-input/multi-output functions, such as sin, cos, tan,exp,asin, acos,ln,log10,sgn.|Operation (string):',...
		'Mask Translate','opr=@1;')
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function1']],...
		'Mask Help','The vector length of the output is the same as the input.',...
		'Mask Entries','''sin''\/',...
		'position',[85,149,140,181])

add_block('built-in/S-Function',[sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function']],...
		'function name','arysin',...
		'parameters','opr',...
		'Mask Display','Array\nFcn',...
		'Mask Type','Array function')
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function']],...
		'Mask Dialogue','Multi-input/multi-output functions, such as sin, cos, tan,exp,asin, acos,ln,log10,sgn.|Operation (string):',...
		'Mask Translate','opr=@1;')
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Array',13,'function']],...
		'Mask Help','The vector length of the output is the same as the input.',...
		'Mask Entries','''cos''\/',...
		'position',[85,74,145,106])

add_block('built-in/Inport',[sys,'/',['FDM',13,'baseband2/M//P 2 C/in_2']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/in_2']],...
		'Port','2',...
		'position',[15,155,35,175])

add_block('built-in/Inport',[sys,'/',['FDM',13,'baseband2/M//P 2 C/in_1']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/in_1']],...
		'position',[235,50,255,70])

add_block('built-in/Product',[sys,'/',['FDM',13,'baseband2/M//P 2 C/Product']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/Product']],...
		'position',[320,107,345,138])

add_block('built-in/Outport',[sys,'/',['FDM',13,'baseband2/M//P 2 C/out_1']])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C/out_1']],...
		'position',[380,115,400,135])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[150,90;170,90;170,120;220,120])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[145,165;170,165;170,140;220,140])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[40,165;80,165])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[55,165;55,90;80,90])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[275,130;315,130])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[350,125;375,125])
add_line([sys,'/',['FDM',13,'baseband2/M//P 2 C']],[260,60;280,60;280,115;315,115])
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C']],...
		'Mask Display','Mag/Phase\nto Cmplx',...
		'Mask Type','Mag/Phase to Complex number',...
		'Mask Dialogue','Convert Magnitude/Phase information to complex number.')
set_param([sys,'/',['FDM',13,'baseband2/M//P 2 C']],...