5G communication technology supports the Internet of Things, remote health care centers,
and cloud computing by tuning their communication services over a very wide range of …

Cognitive sensor networks introduce the cognitive radio technology to improve the spectrum
efficiency, which requires more energy for spectrum sensing and will decease network …

In this research, we consider the resource allocation of spectrum sensing and transmit
power for a cognitive sensor node with energy harvesting capability, operating in time …

Abstract Wireless Sensor Networks (WSNs) have gained widespread adoption across
various applications due to their capacity to collect and wirelessly transmit data. Cognitive …

Cognitive radio has emerged as a promising solution to address the problems posed by
coming spectrum scarcity for the inherently resource-constrained sensor networks …

Spectrum demand has increased with the rapid growth of wireless devices and wireless
service usage. The rapid development of 5G smart cities and the industrial Internet of Things …

In order to make up for the extra energy consumption caused by spectrum sensing and
prolong the network lifetime, the energy harvesting (EH) module is introduced to the …

Cooperative spectrum sensing is a promising method for improving spectrum sensing
performance in cognitive radio. Although it yields better spectrum sensing performance, it …

Abstract Cognitive Radio Sensor Networks (CRSNs) are wireless sensor networks
implemented with cognitive radio capability to provide spectrum resources for sensors in an …

Spectrum sensing is essential to identify the presence of primary users (PUs) in cognitive
radio networks. Cooperative spectrum sensing (CSS) obtained from the diversity of different …