An Interference-Aware Rate and Channel Adaptation Scheme for Dense IEEE 802.11n Networks

Algorithm 1

TSRA algorithm.

Input:

, ;

Output

The highest bit rate ;

1:if   ≥   then

2: = 3;

3: end if

4: if   ≥      <   then

5: = 2;

6: end if

7: if   <   then

8: = 1;

9: end if

10: if   ≥   then

11: = 40 MHz;

12: else

13: = 20 MHz;

14: end if

15: if   ≥   then

16: = 400 ns;

17: else

18: = 800 ns;

19: end if

20: for  (each date rate)  do

21:Predicting the packet error rate for the each data rate using the CSI value.

22: end for

23: Selecting the highest rate with the predicted ≤ ;

24: return  ;