… a distributed FH network by use of a network simulation that … energyefficient routing and
adaptive transmission improves the information throughput and energy efficiency of the network…

… Abstract—To achieve the maximum network energy efficiency (EE) and guarantee the … )
cognitive radio network (CRN), we investigate two power optimization problems, ie, network EE …

… efficiency is a permanent aim in wireless system design. As a mature technique to improve
spectrum efficiency, cognitive radio … in OFDM-based cognitive radio networks (CRNs) utilizing …

… , energy efficiency and spectral efficiency. This paper presents problem formulation for
maximization of energy efficiency of cognitive radio assisted D2D networks … network. Cognitive …

… In this paper, we propose an energy efficient cooperative … CR manager through an energy
efficient cooperative algorithm, it … the energy efficiency due to the wake up energy modeling in …

… resource allocation for underlay cognitive radio (CR) networks, where the CR users coexist
… on the energy efficiency (EE) performance of the system, where both throughput and energy …

… Networks. The transmission and reception of the packets used a radio frequency signal in
this algorithm. This algorithm is derived equations which calculates the energy efficiency while …

… studied to achieve the maximum achievable energy efficiency in this paper. To achieve the
… 2) A non-convex optimization problem to maximize the UAV’s energy efficiency is formulated…

… a multicarrier-based cognitive radio (CR) network. More specifically, we investigate the
problem of secondary users’ energy-efficiency (EE) maximization problem under secondary total …

Cognitive Radio (CR) and its dynamic spectrum access capabilities can be exploited by …
wireless network architectures including sensor networks. Thus, cognitive radio sensor networks …