Cognitive radio is a promising solution to current problem of spectrum scarcity. It relies on
efficient spectrum sensing. Energy detection is the most dominantly used spectrum sensing …

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 …

Energy detection has been adopted as an alternative spectrum sensing method for cognitive
radios due to its low computational complexity and not requiring a priori information of the …

Energy detection constitutes a preferred approach for spectrum sensing in cognitive radio
owing to its simplicity and applicability (it works irrespective of the signal format to be …

Cognitive radio is an emerging wireless technology that is capable of efficiently coordinating
the use of the currently scarce spectrum resources, and spectrum sensing constitutes its …

Spectrum scarcity and the inefficient use of the electromagnetic spectrum motivated the
development of Cognitive Radio (CR), which aims to extend the spectral efficiency, with …

Cognitive radios represent a promising technique to address the problem of efficient
spectrum utilisation. However, their performance is limited by their capability to sense the …

Spectrum sensing is regarded as a key technology in cognitive radio (CR). Energy detector
has been performed as an alternative spectrum sensing method because of its low …

Spectrum sensing is critically important for cognitive radio, an emerging solution to the
spectrum congestion and low usage of licensed spectrum. Energy detection is a promising …

Spectrum sensing is the basic and essential mechanisms of Cognitive Radio (CR) to find the
unused spectrum. This paper presents an overview of CR architecture, discusses the …