Î人Àí¹¤´óѧ¡¶MATLABÓ¦Ó᷿γÌÉè¼Æ±¨¸æ
ͼ3-4 Error Rate Calculation
ͼ3-5 To Workplace
13
Î人Àí¹¤´óѧ¡¶MATLABÓ¦Ó᷿γÌÉè¼Æ±¨¸æ
ͼ3-6 Spectrum Scope
3.1.3 MÎļþ³ÌÐò
x=0:30 %¶¨ÒåÐÅÔë±ÈµÄ·¶Î§ y=x;
for i=1:length(x)
xSNR=x(i); %ÊäÈëÐÅÔë±È
sim('hammingmat'); %ÔËÐÐSimulink·ÂտģÐÍ¡¯hammingmat ¡¯£¬ÔËËã½á¹û±£´æÔÚxerrorrateÖÐ
y(i)=xerrorrate(1); %ÎóÂëÂÊ end
semilogy(x,y); %¶ÔyÈ¡¶ÔÊý»Í¼ grid on; %»Íø¸ñͼ xlabel('¸ß˹ÐŵÀÖеÄÐÅÔë±È/dB'); ylabel('ÎóÂëÂÊ');
title('ººÃ÷ÂëÎóÂëÂÊÓëÐÅÔë±ÈµÄ¹ØÏµ')
14
Î人Àí¹¤´óѧ¡¶MATLABÓ¦Ó᷿γÌÉè¼Æ±¨¸æ
3.1.4·ÂÕæ½á¹û
ͼ3-7 Bernoulli Binary GeneratorÊä³öÐźŲ¨ÐÎ
ͼ3-8 Bernoulli Binary GeneratorÊä³öÐÅºÅÆµÆ×
15
Î人Àí¹¤´óѧ¡¶MATLABÓ¦Ó᷿γÌÉè¼Æ±¨¸æ
ͼ3-9 Hamming EncoderÊä³öÐźÅ
ͼ3-10 Hamming EncoderÊä³öÐÅºÅÆµÆ×
16