Due to the under-utilization problem of the allocated radio spectrum, cognitive radio (CR)
communications have recently emerged as a reliable and effective solution. Among various …

Cognitive radio (CR) is a promising technology enabling efficient utilization of the spectrum
resource for future wireless systems. As future CR networks are envisioned to operate over a …

Feature extraction, such as spectral occupancy, interferer energy and type, or direction-of-
arrival, from wideband radio-frequency (RF) signals finds use in a growing number of …

Spectrum sensing research has mostly been focusing on narrowband access, and not until
recently have researchers started looking at wideband spectrum. Broadly speaking …

This paper proposes an implementation-friendly maximum-minimum-eigenvalue (MME)-
based spectrum sensing algorithm for cognitive radio network. An iterative power method …

Spectrum scarcity and under-utilization of the apportioned spectral resources by the
licensed users have led to the introduction of a new communication paradigm called …

This comprehensive reference text discusses concepts of cognitive radio and the advances
in the field of spectrum sensing. This text discusses the concept of cognitive radio for next …

We study the problem of joint wideband spectrum sensing and recovery of multi-band
signals in a multi-antenna-based sub-Nyquist sampling framework. Specifically, the multi …

Compressive sensing (CS) theory opens promising avenues toward building rapid and
energy-efficient sensing systems in a wide range of applications that require inherently high …

This paper presents hardware-friendly algorithm for Gini-index (GI) cooperative-spectrum-
sensing (CSS) algorithm for the data-fusion based cooperative cognitive-radio network. It …