A comprehensive survey on spectrum sensing in cognitive radio networks: Recent advances, new challenges, and future research directions
Y Arjoune, N Kaabouch - Sensors, 2019 - mdpi.com
Cognitive radio technology has the potential to address the shortage of available radio
spectrum by enabling dynamic spectrum access. Since its introduction, researchers have …
spectrum by enabling dynamic spectrum access. Since its introduction, researchers have …
Spectrum sensing for cognitive radio: State-of-the-art and recent advances
The ever-increasing demand for higher data rates in wireless communications in the face of
limited or underutilized spectral resources has motivated the introduction of cognitive radio …
limited or underutilized spectral resources has motivated the introduction of cognitive radio …
Cooperative spectrum sensing in cognitive radio networks: A survey
Spectrum sensing is a key function of cognitive radio to prevent the harmful interference with
licensed users and identify the available spectrum for improving the spectrum's utilization …
licensed users and identify the available spectrum for improving the spectrum's utilization …
Application of compressive sensing in cognitive radio communications: A survey
Compressive sensing (CS) has received much attention in several fields such as digital
image processing, wireless channel estimation, radar imaging, and cognitive radio (CR) …
image processing, wireless channel estimation, radar imaging, and cognitive radio (CR) …
A user's guide to compressed sensing for communications systems
This survey provides a brief introduction to compressed sensing as well as several major
algorithms to solve it and its various applications to communications systems. We firstly …
algorithms to solve it and its various applications to communications systems. We firstly …
Distributed compressive spectrum sensing in cooperative multihop cognitive networks
F Zeng, C Li, Z Tian - IEEE Journal of Selected Topics in Signal …, 2010 - ieeexplore.ieee.org
In wideband cognitive radio (CR) networks, spectrum sensing is an essential task for
enabling dynamic spectrum sharing, but entails several major technical challenges: very …
enabling dynamic spectrum sharing, but entails several major technical challenges: very …
Cyclic feature detection with sub-Nyquist sampling for wideband spectrum sensing
For cognitive radio networks, efficient and robust spectrum sensing is a crucial enabling step
for dynamic spectrum access. Cognitive radios need to not only rapidly identify spectrum …
for dynamic spectrum access. Cognitive radios need to not only rapidly identify spectrum …
Wideband spectrum sensing on real-time signals at sub-Nyquist sampling rates in single and cooperative multiple nodes
This paper presents two new algorithms for wideband spectrum sensing at sub-Nyquist
sampling rates, for both single nodes and cooperative multiple nodes. In single-node …
sampling rates, for both single nodes and cooperative multiple nodes. In single-node …
Multiband spectrum access: Great promises for future cognitive radio networks
G Hattab, M Ibnkahla - Proceedings of the IEEE, 2014 - ieeexplore.ieee.org
Cognitive radio has been widely considered as one of the prominent solutions to tackle the
spectrum scarcity. While the majority of existing research has focused on single-band …
spectrum scarcity. While the majority of existing research has focused on single-band …
Reliable and efficient sub-Nyquist wideband spectrum sensing in cooperative cognitive radio networks
The rising popularity of wireless services resulting in spectrum shortage has motivated
dynamic spectrum sharing to facilitate efficient usage of the underutilized spectrum …
dynamic spectrum sharing to facilitate efficient usage of the underutilized spectrum …