basic_edcf.ch

对IEEE 802.11e里的分布式信道接入算法EDCA进行改进

#nodes  channel_use 	collision_rate 
2  10.142633326 0.000000000 
4  20.334380876 20.154214789 
6  30.596326696 48.182789469 
8  41.298855469 141.365115214 
10  52.371756960 313.763570351 
12  63.607548263 508.649013750 
14  62.643657155 626.974316475 
16  61.084289610 708.845083733 
18  59.657864008 777.699007205 
20  58.523467239 845.588901124 
22  57.342543057 917.431036935 
24  56.393129079 954.858882587 
26  55.300796469 1033.346243451 
28  54.456621491 1079.738267106 
30  53.817641428 1119.895109098 
32  52.933267859 1169.054499966 
34  52.063055444 1230.615404866 
36  51.493856522 1280.341894521 
38  50.951273648 1313.913118873 
40  50.577562825 1333.944051098 
42  49.680390176 1399.373513480 
44  49.063898456 1429.949902237 
46  48.562649491 1479.147609624 
48  47.908476195 1518.436266318 
50  47.682604421 1542.949346332