Radio frequency (RF) energy transfer has received high attention as a promising technology
for wireless sensor networks (WSNs) due to its flexibility of energy supply. However …

Energy borrowing (EB) technique has been proposed recently to improve the performance
of wireless communications, which also decreases the burden of the smart grid (SG). To …

This paper investigates the optimal energy beamforming and time assignment in radio
frequency (RF) energy harvesting (EH) wireless powered sensor networks for smart cities …

In energy harvesting wireless sensor networks (EHWSNs), the energy tension of the network
can be relieved by obtaining the energy from the surrounding environment, but the cost on …

Radio frequency energy transfer (RET) has been proposed as a promising solution to power
sensor nodes in wireless sensor networks (WSNs). However, RET has a significant …

Energy conservation is the main major issue in wireless sensor networks (WSNs). Indeed,
recharging energy sources in WSNs is often too costly, difficult and sometimes impossible …

Energy harvesting, which offers a never-ending energy supply, has emerged as a prominent
technology to prolong the lifetime and reduce costs for the battery-powered wireless sensor …

Recently, extensive studies have been performed on simultaneous wireless information and
power transfer (SWIPT) and energy harvesting (EH) from both radio frequency (RF) and …

In the next generation wireless communication networks, a large portion of operational
expenditures (OPEX) has to be paid for energy consumption. Millions of base stations …

As a candidate power supply solution for the Internet of Things, radio frequency (RF) energy
harvesting has attracted great attention recently. In this paper, we consider an RF wireless …