Despite its practical performance limitations, energy detection has gained popularity during
the last years as a spectrum sensing technique for dynamic spectrum access in cognitive …

In wireless communication system, the radio spectrum is one of the biggest resource
constraints with limited availability in nature. To regulate the use of this limited resource …

Spectrum sensing is the paramount aspect of cognitive radio network where a secondary
user is able to utilize the idle channels of the licensed spectrum band in an opportunistic …

Spectrum sensing is of crucial importance in cognitive radio (CR) networks. In this paper, a
reliable spectrum sensing scheme is proposed, which uses K‐nearest neighbor, a machine …

The successful deployment of dynamic spectrum access requires cognitive radio (CR) to
more accurately find the unoccupied portion of the spectrum. An accurate spectrum sensing …

In a cognitive radio environment, spectrum sensing is an essential phase for improving
spectrum resources management. Based on a deep learning method and real signals, a …

The spectrum sensing problem has gained new aspects with cognitive radio and
opportunistic spectrum access approach. To identify the free spectrum is one of the most …

An important functionality of cognitive radio network is spectrum sensing. It is performed to
determine the idle frequency bands that are not being occupied by a licensed primary user …

Cognitive radio (CR) is a promising technique for future wireless communication systems. In
CR networks, dynamic spectrum access (DSA) of frequency is implemented to mitigate …

Spectrum sensing plays a fundamental role in cognitive radio (CR) networks allowing to
discover spectrum opportunities and enabling primary user (PU) protection. However, it …