Fairness Consideration of Scheduling for Real-Time Services in 4G Systems

Algorithm 1

CSA.

Input:   : number of connections; : available bandwidth in a TTI; : BSR period;

 : excepted bandwidth in th TTI;

Output: Resource allocation priority of connections

()   for   to   do

()    for   to   do

()    Calculate and of each connection.

()    Sort all connections by in descending order.

()    Divide the connections into groups.

()    Sort the connections again in the same group by in descending order

()    Save the connection IDs into array sequentially.

()    end for

()    for   to   do

()  if ( and ) then

()   

()   Put into scheduler

()  end if

()  end for

() end for