raqamlialoqa

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powerpoint presentation raqamli aloqa amplituda siljishini boshqarishni simulyatsiyalash toshkent - 2023 ask block diagram unipolar binary sequence (message) carrier signal ask modulated signal ~ ~ ~ ~ band-limiting filer switch mathematical expressions: time domain waves modulating signal - carrier signal - c and are the amplitude and the frequency of the carrier signal modulated signal - matlab code matlab code matlab code matlab code result formula a = ac1/ac2 task n modulating data carrier signal parameters (t, - rad) n modulating signal carrier signal parameters (t, - rad) 1 name fc=5; a=3.2; 2 name cos(x) fc=9; a=3.6; 3 name cos(x) fc=6; a=4.3; 4 name fc=7; a=4.1; 5 name fc=7; a=3.5; 6 name cos(x) fc=8; a=3.7; 7 name cos(x) fc=8; a=4.5; 8 name fc=6; a=4.5; 9 name fc=9; a=5.4; 10 name cos(x) fc=5; a=4.4; 11 name fc=15; a=3.2; 12 name cos(x) fc=19; a=3.6; 13 name cos(x) fc=16; a=4.3; 14 name fc=17; …
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); n= length (x): to = 0.0001; data rate = imhz i.e., bit period (second) disp(‘binary input information at transmitte: disp (x): "ye & *eeekeeekeaer represent input information as digital signal **#***skssex4! nb = 100; % digital signal per bit digit = 0; for n= 1:l:n af xin) == 1 sig = ones (1,nb) else x(n) == 9 sig = zeros(1,nb} end digit = [digit sig]; end tl = tb/nb:tb/nb:nb*n*(tb/mb); — & time period figure ('name', 'ask modulation and demodulation', 'numbertitle', 'off"); subplot (3,1,1)7 plot (ti, digit, 'lineiidth',2.5: grid on; xlabel (‘time (sec) ' ylabel (‘amplitude (volts) ") title ("digital input signal'): bo farrraararaaareraararaerara ask modulation **#*0004 ek akrrra rare ere r eee % carrier amplitude for binary input ‘1! % carrier amplitude for binary input ‘0! = bit rate = carrier frequency 2 = tb/nb:tb/nb:tb; ‘signal time for (i = 1:1:n) af (x(2) == 1) y = acl*cos(2*pitfett2); % …
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82 83 84 es 86 87 ee ce 90 a1 92 93 94 demod end disp("demodulated binary information at receiver disp (demoa) ; = t#exxe00%% represent demodulated information as digital signal digit = 1; hlength (demo) if demod(n) == 17 sig = ones(1,nb); [demod a]; for n else demod(n) == 0. sig = zeros(1,nb); end digit = [digit sig]; end ts = tb/nb:tb/nb:nb*length (demod)*(tb/nb); ¢ time period subplot (3,1,3) plot (ts, digit, 'linewidth',2.5); axis([0 tb*length(demod) -0.5 1.5]): xlabel (‘time (sec) ')? ylabel ("amplitude (volts) "): title (‘ask demodulated signal') id o g rrrrerrearreereererreseree end of the program tttetee creer ene eeceeneeneey n | modulating data carrier parameters modulating signal carrier parameters signal (t, @ - rad) signal (t, @ - rad) name sin(x) fc=5; a=3.2; cos(x) fc=9; a=3.6; 3 name cos(x) fo=6; a=4.3; 4 name sin(x) fe=7; a=4.1; 5 name sin(x) fe=7; a=3.5; 6 name cos(x) fe=8; a=3.7; 7 name …
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powerpoint presentation raqamli aloqa amplituda siljishini boshqarishni simulyatsiyalash toshkent - 2023 ask block diagram unipolar binary sequence (message) carrier signal ask modulated signal ~ ~ ~ ~ band-limiting filer switch mathematical expressions: time domain waves modulating signal - carrier signal - c and are the amplitude and the frequency of the carrier signal modulated signal - matlab code matlab code matlab code matlab code result formula a = ac1/ac2 task n modulating data carrier signal parameters (t, - rad) n modulating signal carrier signal parameters (t, - rad) 1 name fc=5; a=3.2; 2 name cos(x) fc=9; a=3.6; 3 name cos(x) fc=6; a=4.3; 4 name fc=7; a=4.1; 5 name fc=7; a=3.5; 6 name cos(x) fc=8; a=3.7; 7 name cos(x) fc=8; a=4.5; …

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