Cognitive radio (CR) is the enabling technology for supporting dynamic spectrum access:
the policy that addresses the spectrum scarcity problem that is encountered in many …

Providing connectivity to around half of the world population living in rural or underprivileged
areas is a tremendous challenge, but, at the same time, a unique opportunity. Access to the …

To meet the grand challenges of agricultural production including climate change impacts
on crop production, a tight integration of social science, technology and agriculture experts …

Cognitive radio is emerging as a promising technique to improve the utilization of the radio
frequency spectrum. In this paper, we consider the problem of spectrum sharing among …

The goal to increase economic and educational exposure, and to promote global health and
wellness, can be achieved through the power of sharing knowledge, technology, and …

Providing connectivity to around half of the World population living in rural or
underprivileged areas is a tremendous challenge, but also a unique opportunity. In this …

The cost of building high data rate (≈ 100 Mb/s per user) wireless internet access networks
in rural areas can be significantly reduced by minimizing the number of access points to be …

Although sophisticated wireless radio technologies make it possible for unlicensed wireless
devices to take advantage of un-used broadcast TV spectra, those looking to advance the …

In this paper we describe a low-cost and low-power consumption messaging system based
on LoRa technology. More that one billion people worldwide cannot access even the most …

Recent studies conclude that patient survival during a health emergency situation depends
on the effective pre-hospital healthcare. Mobile telemedicine exploits different wireless …