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Help me get Matlab code for QPSK modulation

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If we use QPSK modulation techniques,The input data x=”10011011”,shown in figure


Let T=2,E=2,fc=10Hz ,The QPSK detector is shown in figure


Question：Use matlab code simulate signal : s(t),y1(t),y2(t),x1,x2。
I need the Matlab .m files,Thank you very much…

82_1212509002.jpg
 

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