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 …

Spectrum inference, also known as spectrum prediction in the literature, is a promising
technique of inferring the occupied/free state of radio spectrum from already …

In order to provide meaningful data about spectrum use, occupancy measurements
describing the utilization rate of a specific frequency band should be conducted over a …

Spectrum occupancy models are very useful in cognitive radio designs. They can be used to
increase spectrum sensing accuracy for more reliable operation, to remove spectrum …

Several measurement campaigns have shown that numerous spectrum bands are vacant
although licenses have been issued by the regulatory agencies. Dynamic spectrum access …

This paper summarizes some of the results of measurements and related analysis efforts at
the Illinois Institute of Technology (IIT) Spectrum Observatory in Chicago over the past three …

This paper addresses the problem of accurately modeling the spectrum occupancy patterns
of real radio communication systems, which is an essential aspect in the study of cognitive …

Spectrum prediction based sensing schemes minimize the overall energy consumption of
the sensing module in cognitive radio networks (CRNs) by predicting the status of spectrum …

Wind energy is emerging as a leading renewable energy source, with the deployment of
large and more innovative wind turbines (WTs). This expansion requires new condition …

Wireless communications have gained huge attention over the past decades because of
continuously increasing demands. The main goal of all wireless network designers is to …