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Opportunistic Feedback in Collaborative Spectrum Sensing for Cognitive Radio

2010 IEEE Wireless Communication and Networking Conference, 2010
Collaborative sensing in cognitive radio networks is able to significantly improve the detection probability for the existence of primary user transmission. However, it is usually assumed that there exists orthogonal channels for the cognitive users to send the detection information to the decision center, which is not realistic.
Wei Zhang 0001, Zhu Han 0001
openaire   +1 more source

On the Interplay of Sensing and Erasure Correction in Opportunistic Spectrum Access

2012 IEEE Vehicular Technology Conference (VTC Fall), 2012
We address the interplay of sensing performance and the choice of an erasure correcting code used for the recovery of missing data occurring in opportunistic spectrum access when there is a collision with a primary user. The main result of this paper is the existence of an optimum functioning point on the receiver operating characteristic (ROC) curve ...
Azeem, Muhammad Moazam   +2 more
openaire   +2 more sources

Forecasting fine-grained sensing coverage in opportunistic vehicular sensing

Computers, Environment and Urban Systems, 2023
Wenyan Hu 0001   +2 more
openaire   +1 more source

Massive Opportunistic Sensing with Limited Collaboration for Age of Information

2024 IEEE Wireless Communications and Networking Conference (WCNC)
We consider an Internet of thing scenario, where a set of sensors collect data and exchange them with a common receiver. We analyze their interaction, considering a shared goal to minimize Age of information at the receiver's side. We argue that a fully collaborative setup, albeit generally succeeding in this task at first, often leads to resource ...
Alessandro Buratto, Leonardo Badia
openaire   +1 more source

Opportunistic Environmental Sensing with Smartphones: a Critical Review of Current Literature and Applications

Current Environmental Health Reports, 2017
Ebrahim Nemati   +2 more
exaly  

Driving Factors Toward Accurate Mobile Opportunistic Sensing in Urban Environments

IEEE Transactions on Mobile Computing, 2016
Marco Fiore   +2 more
exaly  

Opportunistic sensing based detection of crowdedness in public transport buses

Pervasive and Mobile Computing, 2020
Pruthvish Rajput   +2 more
exaly  

Opportunistic remote sensing of rainfall using microwave links from cellular communication networks

Wiley Interdisciplinary Reviews: Water, 2018
Remko Uijlenhoet   +2 more
exaly  

Spatiotemporal opportunistic transmission for mobile crowd sensing networks

Personal and Ubiquitous Computing, 2020
Xingyu He, Guisong Yang, Yang Guisong
exaly  

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