Game theory is a set of tools developed to model interactions between agents with
conflicting interests [5]. It is a field of applied mathematics that defines and evaluates …

The idea of Cognitive Radio (CR) is to share the spectrum between a user called primary,
and a user called secondary. Dynamic Spectrum Access (DSA) is a new spectrum sharing …

We are currently witnessing an increase in telecommunications norms and standards given
the recent advances in this field. The increasing number of normalized standards paves the …

In wireless communication, there is an enormous increase in the number of users which
results in spectrum shortage. This can be defeated through dynamic spectrum access …

L'idée de la Radio Cognitive est de partager le spectre entre un utilisateur dit primaire, et un
utilisateur dit secondaire. L'objectif principal de cette gestion du spectre consiste à obtenir …

In the last few years, we have attested an impressive growth in wireless communication due
to the popularity of smart phones and other mobile devices. Due to the emergence of …

It is now widely recognized that wireless communications systems don't exploit the whole
available frequency band. The idea has naturally emerged to develop tools to better use the …

In the first chapter of this report, we provide an overview on mobile and wireless networks,
with special focus on the IEEE 802.22 norm, which is a norm dedicated to cognitive radio …

Power control is an important aspect of cognitive radio resource management, to solve the
power control problem of the cognitive radio system and to reduce the interference among …

Authorized or the Government agencies assign the spectrum bands to the licensed users
called as primary users (PU). It is observed that these allocated bands are not been used by …