Th`ese de Doctorat de l'université Paris VI Pierre et Marie Curie Mlle ...
Th`ese de Doctorat de l'université Paris VI Pierre et Marie Curie Mlle ...
Th`ese de Doctorat de l'université Paris VI Pierre et Marie Curie Mlle ...
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y all n<strong>et</strong>work users.<br />
Using the notation introduced in the previous Section, the average n<strong>et</strong>work extra-<br />
revenue can be obtained averaging over all the update intervals i the quantity:<br />
where srk and b i k<br />
<br />
Uk(b i k ) − Uk(srk) (4.1)<br />
k∈Kg<br />
represent, respectively, the subscribed rate and the average transmis-<br />
sion rate in the i − th update interval for all connections k ∈ Kg, andUk(x) mo<strong>de</strong>lsthe<br />
perceived utility of the k − th user for an allocation of x bandwidth units.<br />
40