downlixk.rar_系统/网络安全

function[P,Modu_data,Data]=generaton(Num1,Num2) % Note: 按照每帧26符号，但可用的为24符号计算分配 % 产生导频（576 bit -->BPSK--> 576 symbol） 24*24 这里一旦产生导频后就不再变化了，在接收端也存有同样的副本导频 %P=randint(1,576); %for i=1:length(P) % if P(i)==0 % P(i)=1/sqrt(2); % else % P(i)=-1/sqrt(2); % end %end P=[ -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071,... 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071,... 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071,... 0.7071 -0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071,... -0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071,... -0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071,... 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071,... -0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071,... -0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071,... -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071,... 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071,... 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 -0.7071 -0.7071,... 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 -0.7071 0.7071,... -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071,... -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071,... -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071,... 0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071,... 0.7071 -0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071,... 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071,... -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071,... 0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071,... 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071,... -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071,... 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071,... -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071,... 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071,... -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071,... 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 0.7071 -0.7071,... 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071,... 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071,... 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071,... 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071,... 0.7071 0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071,... -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071,... 0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071,... 0.7071 -0.7071 -0.7071 0.7071 0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071 0.7071,... 0.7071 0.7071 -0.7071 0.7071 -0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 0.7071,... -0.7071 0.7071 0.7071 0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 -0.7071 0.7071 0.7071 0.7071 -0.7071,... -0.7071 -0.7071 0.7071 -0.7071 -0.7071 0.7071 ]; % 产生数据（13824 bit -->16QAM--> 3456 symbol） 144*24 Data=randint(1,13824); %========================================================================== f_length=length(Data)/4; QAM_input_I=zeros(1,f_length); QAM_input_Q=zeros(1,f_length); QAM_16_modu_IQ=[1,3,-1,-3]; QAM_input_I=QAM_16_modu_IQ(Data(1:4:end)*2+Data(2:4:end)+1); QAM_input_Q=QAM_16_modu_IQ(Data(3:4:end)*2+Data(4:4:end)+1); Modu_data=(QAM_input_I+j*QAM_input_Q)/sqrt(10); QAM_input_I;