atactiveinitialize.m

ofdm系统当中的接纳控制技术 程序当中有三种接纳控制算法的对比 都是基于ofdm系统的

function [TotalActiveTime,Active,RTTrafficTimer,DeactiveTimer,SuccessAdmission,FailureAdmission] = ...
            ATActiveInitialize(ATTotalActiveTime,N,ATTrafficType,SlotTime,ATSuccessAdmission,ATFailureAdmission,ATRTTrafficTimer,ATDeactiveTimer)

MAX = 10;%unit:s
MIN = 6;
FREEINTERVAL = 3;
VideoArrivalRatio = 0.5;
FTPArrivalRatio = 1.0;
Active = zeros(1,N);
RTTrafficTimer = ATRTTrafficTimer;
DeactiveTimer = ATDeactiveTimer;
SuccessAdmission = ATSuccessAdmission;
FailureAdmission = ATFailureAdmission;
TotalActiveTime = ATTotalActiveTime;
rand('seed',77);

for a = 1:N
    if ATTrafficType(a) == 4 %video
        if rand() < VideoArrivalRatio
            Active(a) = 1;
            RTTrafficTimer(a) = floor((MIN+(MAX-MIN)*rand())/SlotTime);
            TotalActiveTime(a) = TotalActiveTime(a) + RTTrafficTimer(a);
            SuccessAdmission(a) = SuccessAdmission(a) + 1;
        else
            DeactiveTimer(a) = floor(exprnd(FREEINTERVAL)/SlotTime);
%             FailureAdmission(a) = FailureAdmission(a) + 1;
        end
    elseif ATTrafficType(a) == 2
        if rand() < FTPArrivalRatio
            Active(a) = 1;
%             SuccessAdmission(a) = SuccessAdmission(a) + 1;
%         else
%             DeactiveTimer(a) = floor(exprnd(FREEINTERVAL)/SlotTime);
%             FailureAdmission(a) = FailureAdmission(a) + 1;
        end
    end
    
     
end