… -ofthe-art on current energy efficiency research. We first categorize and … energy efficiency
metrics, which have helped to make progress on the understanding of green wireless networks. …

… In this work, the word green cognitive radio (CR) communication is used to express an
efficient method of the congregation of energy-efficient technologies at different levels to reduce …

… Our target is to maximize network energy efficiency (NEE) via jointly optimizing the AF
relay matrix and precoding vector at the secondary transmitter, as well as the receiver combining …

… radio network (CRN) is a network that relies on unscrupulous spectrum access and spectrum
detecting for enhancing the wireless networks’ … effectual use of the restricted radio sources. …

… When the network environment becomes time-correlated, mathematical optimization is not
directly applicable. In this paper, we aim to optimize the energy efficiency (EE) subject to the …

… energy efficiency (EE). However, ultra-dense deployment of small cells is envisioned to
exacerbate network management and increase energy … that make energy consumption one of the …

… our scheme in terms of energy efficiency and traffic offloading… times of improvement in energy
efficiency for the similar traffic … To improve energy efficiency in our cooperative transmission …

… channel to reduce the communication latency in-network, even if data traffic is slow [8]. … a
radio WakeUp on the ContikiMAC and to reduce the radio power consumption by dynamic radio …

… the optimization problem of energy efficiency in spectrum … In this paper, energy efficiency
for various spectrum sensing … to operate in this radio spectrum is the Energy Efficiency (EE) of …

… -effective and energy efficient technology which is capable of shaping the radio propagation
… transmit power [35]– [37], energy efficiency [38] are effectively optimized by jointly designing …