Spectrum scarcity is an emerging issue in wireless communication systems due to the
increasing demand of broadband services like mobile communications, wireless internet …

In this paper, we consider the problem of granting whitespace access to devices which have
neither certified sensing capabilities nor a means of direct geolocation. These devices …

Spectrum has traditionally been allocated for single uses and by now most of the “prime”
spectrum has well-entrenched incumbent users. When a new service needs spectrum, there …

The emergence of new wireless services and the growing demand for wireless
communications are creating a spectrum shortage problem. Moreover, the current technique …

Over 400 million people live without access to basic communication services, largely in rural
areas. Community-based networks, and particularly community cellular networks, can …

Wireless spectrum regulation is an area of increasing interest, complexity, and importance.
After decades of single-purpose, exclusive spectrum allocations, the Federal …

Multi-antenna systems with resource allocation based on transmit and receive precoding
matrices have proven to enhance the spectral efficiency of cellular systems. In this thesis, we …

Los TVWS es una tecnología que se puede aprovechar como alternativa de comunicación
para muchas aplicaciones, dentro de las cuales está la medición inteligente de energía …

The digital migration of television offers an opportunity to improve the spectral efficiency
through TV White Spaces, which are frequencies allocated within the television bands that …

En la actualidad el uso del espectro electromagnético se ha venido incrementando debido
al insostenible crecimiento en la utilización de dispositivos móviles, acceso a internet …