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 …

In this paper, we investigate the performance of energy detection-based spectrum sensing
over F composite fading channels. To this end, an analytical expression for the average …

Spectrum sensing is an important technological requirement in the quest to realize dynamic
spectrum access (DSA) in today's wireless world. Cognitive radio (CR) has been identified …

The mathematical modeling of conventional energy detector (CED) uses the squaring
operation of signal amplitude to detect the random signals in Gaussian noise of cognitive …

Cognitive radio is a modern wireless communication methodology that deals with the issue
of spectrum untapped. Cognitive users can continually perceive the licensed spectrum to …

Direct sequence spread spectrum (DSSS) communications are highly significant in military
and civilian wireless communications because of its ability to resist narrowband interference …

Cognitive Radio, which is an adaptive and intelligent radio has an important feature called
spectrum sensing. It monitors the presence or absence of the authorized users in a fixed or …

Cognitive Radio is a boon to efficient utilization of spectrum to meet the demand of next
generation. Spectrum Sensing (SS) is an active research area, essential to meet the …

An essential element and one of the challenging tasks in cognitive radio is spectrum
sensing. In this paper, a new method to enhance the sensing is presented and implemented …

The study and evaluation of digital communication systems in low signal-to-noise power
ratio (LSNR) environments is a hot and important topic due to its wide contemporary …