During the last two decades, terrestrial TV broadcasting has evolved from analog to digital
technology, permitting a better spectrum efficiency, being more resistant to noise and …

In practical unlicensed communications in TV band, radio devices have to identify, at first,
the transmission opportunities, that is, the portion of the spectrum licensed for broadcasting …

Spectrum sharing based on the dedicated databases, particularly in the context of TV band,
is widely considered as a promising tool for better spectrum utilization in the future wireless …

As more user applications emerge for wireless devices, the corresponding amount of traffic
is rapidly expanding, with the corollary that ever‐greater spectrum capacity is required …

This paper presents the result of a measurement campaign conducted in Italy, Spain, and
Romania to obtain empirical values for the parameters upon which unlicensed devices …

The increased number of wireless communication systems in the last decades raised the
problem of the limited resources in the frequency domain. Cognitive Radio (CR) technology …

Latterly, a lot of attention has been given to the use of white space as a solution to the
spectrum scarcity. Several measurement campaigns have been performed in many …

Radio Environment Map (REM) is a tool frequently envisaged to be one of the technical
enablers for practical deployment of secondary systems operating in the legacy bands and …

The demand for video services in mobile networks is rapidly increasing. In fact, is expected
that video transmissions will account for more than 69% of mobile data traffic by 2018 [1] …

The switch to digital broadcasting technologies has allowed broadcasters an advanced level
of personalization and interactivity. The possibility to deliver commercial content to more …