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 …

In this paper, we present WACA, the first system to simultaneously measure all 24 Wi-Fi
channels that allow channel bonding at 5 GHz with microsecond scale granularity. With …

In wireless communication networks, the network provider serves certain licensed primary
users who pay for a dedicated use of the frequency channels. However, not all the channels …

Spectrum monitoring is vital for optimizing wireless spectrum usage, minimizing interference,
and ensuring efficient communication systems. In large-scale monitoring systems, the issue …

In cognitive radio (CR) networks, the role of spectrum sensing (SS) is crucial to enable an
efficient exploitation of the radio spectrum resource. The need to measure spectrum …

Abstract Spectrum Sensing schemes in Cognitive Radio systems are fundamental elements
for a complete opportunistic communication technology. They usually reveal the presence of …

WiFi-based Long Distance networks are seen as a promising alternative for bringing
broadband connectivity to rural areas. A key factor for the profitability of these networks is …

In Cognitive Radio applications, spectrum sensing plays a fundamental role in order to learn
the behavior of primary users (PUs) and access to the spectral resource opportunistically …

This paper presents results from spectrum occupancy measurements in the 2.3-2.4 GHz
band at Turku, Finland and Chicago, USA. The band is currently under study in European …

This paper describes the design of a testbed for experimental validation and trialing of 5G
vertical applications. The paper introduces the challenges that 5G aims to solve with regard …