Download Cognitive Radio Networks: From Theory to Practice by Ahmed Khattab PDF

By Ahmed Khattab

This publication describes a verbal exchange paradigm which may form the way forward for instant verbal exchange networks, Opportunistic Spectrum entry (OSA) in Cognitive Radio Networks (CRN). whereas a number of theoretical OSA methods were proposed, they're challenged by way of the sensible boundaries of cognitive radios: the main permitting know-how of OSA. This booklet offers an exceptional formula of the OSA challenge in CNR that takes into consideration the sensible boundaries encountered because of present applied sciences. in keeping with the sort of challenge formula, this booklet provides a framework and protocol information imposing the analytically-optimized answer of this challenge. not like the state of the art of CRN implementations that usually aim software program outline radios which aren't compatible for genuine platforms, this ebook describes the implementation of dispensed OSA, utilizing useful radio transceiver applied sciences. It presents an intensive characterization of the profits to be had to theoretical OSA techniques if the sensible boundaries are considered.

  • Tackles the cognitive radio networks functionality optimization challenge, taking into consideration the sensible barriers of today’s technologies;
  • presents thorough functionality assessment in arbitrary, large-scale networks, in addition to microscopic, small-scale functionality assessment, utilizing reasonable implementation;
  • Presents an empirical learn of the profits to be had over present innovations by means of adopting sensible approaches;
  • Tackles the cognitive radio networks functionality optimization challenge, making an allowance for the sensible obstacles of today’s technologies;
  • presents thorough functionality assessment in arbitrary, large-scale networks, in addition to microscopic, small-scale functionality assessment, utilizing life like implementation;
  • Presents an empirical learn of the profits on hand over current strategies via adopting useful approaches;

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Additional resources for Cognitive Radio Networks: From Theory to Practice

Sample text

For instance, adopting only a subset of the available frequency bands to probe has been proposed in [2, 3] based on distributed learning techniques. In [4], the authors compute the network capacity when only a subset of the available frequency bands is to be used due to transceiver hardware constraints. Both adjacent and random channel assignment models were considered. Alternatively, relaxing the amount of information needed to assess the existence of spectral opportunities was addressed in [5–8].

In what follows, we briefly discuss those applications that can benefit from the research conducted in this book. 1 Cognitive Mesh Networks Multi-hop wireless mesh networks have recently gained significant popularity as a cost-effective solution for last-mile Internet access. Traditional wireless mesh network are challenged by the scarcity of the wireless bandwidth needed to meet the high-speed requirements of existing wireless applications. Opportunistic Spectrum Access can be used to alleviate the bandwidth scarcity problem of mesh networks by allowing the mesh nodes to dynamically explore any available spectral opportunities.

Opportunistic Spectrum Access can be used to alleviate the bandwidth scarcity problem of mesh networks by allowing the mesh nodes to dynamically explore any available spectral opportunities. Such cognitive mesh networks are meant be used to provide broadband access to rural, tribal, and other under-resourced regions [22]. 2 Public Safety Networks Public safety networks are another type of networks that can exploit Cognitive Radio Networking. Public safety networks are used for communications among police officers and fire and paramedic personnel.

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