Spectrum efficiency decay due to high demand for high data rate and growing technologies,
tens of billions of connected devices need to provide by the services wirelessly causing a …

Spectrum sensing is the key factor of cognitive radio for efficient utilization of the spectrum
resources by identifying and making use of spectrum holes. An attempt has been made to …

The prevailing condition of forthcoming cognitive radio networks will be the existence of
primary user and other unknown secondary users in a same band of interest. Thus to …

Spectrum sensing is the key factor of cognitive radio for efficient utilization of the spectrum
resources by identifying and making use of spectrum holes ie, unused licensed frequency …

As the demand of wireless communication increases exponentially, with the same ratio
scarcity of spectrum also originates. To overcome this spectrum scarcity a novel approach …

Communication system witnessed dramatic changes and great developments due the huge
increases if the number of users that require many services and new applications for them …

Cognitive radio networks (CRN) are smart communicating networks, where the spectrum is
shifted to different white holes, without disturbing the communication. Opportunistic …

Energy consumption and spectrum availability are the two most important concern of current
era to speed up the development of wireless communication applications. Moreover security …

In cognitive radio network, improvement in the spectrum efficiency is achieved by employing
the cognitive radios that act as secondary users to opportunistically access the under …