5 papers · 1 filter
Power from Space: Coordinated Satellite Charging for Off-Grid Wireless Systems
Osmel M. Rosabal, Amirhossein Azarbahram, Mateen Ashraf +4
Satellite-enabled wireless power transfer (WPT) may be a transformative solution for charging Internet of Things (IoT) devices in off-grid scenarios where traditional technologies…
Radio Stripe-Based Distributed ISAC System with Dynamic Sensing-Communication Reconfiguration
Osmel MartÃnez Rosabal, Onel L. Alcaraz López
Integrated sensing and communications (ISAC) has emerged as an intrinsic service of upcoming 6G wireless systems, enabling the reuse of communication signals for environmental sens…
Wireless Energy Transfer from Space to Ground via Satellite Constellation Grids
Mohammad Shehab, Osmel M. Rosabal, Onel L. A. Lopez +1
This letter presents a framework for space-to-ground wireless energy transfer (WET) for wirelessly chargeable devices (WCD) located in remote areas or disaster situations. We consi…
Energy-Efficient Analog Beamforming for RF-WET with Charging Time Constraint
Osmel MartÃnez Rosabal, Onel L. Alcaraz López, Hirley Alves
Internet of Things (IoT) sustainability may hinge on radio frequency wireless energy transfer (RF-WET). However, energy-efficient charging strategies are still needed, motivating o…
Zero-energy Devices for 6G: Technical Enablers at a Glance
Onel López, Ritesh Kumar Singh, Dinh-Thuy Phan-Huy +13
Low-cost, resource-constrained, maintenance-free, and energy-harvesting (EH) Internet of Things (IoT) devices, referred to as zero-energy devices (ZEDs), are rapidly attracting att…