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What is the bpsk signal and how to generate it in Matlab ?

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electroon

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plz help

can anyone plz help me by telling what actually is a bpsk signal and how to generate the signal in matlab plz helppppppppp
 

Re: plz help

electroon said:
can anyone plz help me by telling what actually is a bpsk signal and how to generate the signal in matlab plz helppppppppp
Following is ur required program..



bits_per_symbol=1
length_outbiniary_data=128; %this is amount to binary data to be transmitted,u can change it
baseband_binarydata_tx = round(rand(1,length_outbiniary_data));
%Convert to 'modulo N' integers where N = 2^bits_per_symbol
convert_matrix = reshape(baseband_binarydata_tx, bits_per_symbol, length(baseband_binarydata_tx)/bits_per_symbol);
for k = 1:(length(baseband_binarydata_tx)/bits_per_symbol)
modulo_baseband(k) = 0;
for i = 1:bits_per_symbol
modulo_baseband(k) = modulo_baseband(k) + convert_matrix(i,k)*2^(bits_per_symbol-i);
end
end
 

plz help

bpsk: means Binary-Phase-Shift-Keying,
that means (ones and zeros) are modulated as sin wave 0 = phase 0
1 = pahse 180, about matlab mr. "Naveed Alam"
wrote all what you need
 

Re: plz help

studey constellation diagram and bipolar phase shift keying
 

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