Algorithms and Protocols for Wireless and Mobile Ad Hoc by Azzedine Boukerche

By Azzedine Boukerche

A one-stop source for using algorithms and protocols in instant sensor networks

From a longtime foreign researcher within the box, this edited quantity presents readers with finished insurance of the basic algorithms and protocols for instant sensor networks. It identifies the examine that should be performed on a few degrees to layout and check the deployment of instant sensor networks, and offers an in-depth research of the improvement of the following new release of heterogeneous instant sensor networks.

Divided into nineteen succinct chapters, the e-book covers: mobility administration and source allocation algorithms; communique versions; power and tool intake algorithms; functionality modeling and simulation;

authentication and acceptance mechanisms; algorithms for instant sensor and mesh networks; and set of rules equipment for pervasive and ubiquitous computing; between different topics.

Complete with a suite of not easy routines, this booklet is a precious source for electric engineers, computing device engineers, community engineers, and computing device technology experts. important for teachers and scholars alike, Algorithms and Protocols for instant Sensor Networks is a perfect textbook for complicated undergraduate and graduate classes in laptop technological know-how, electric engineering,and community engineering.

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Extra resources for Algorithms and Protocols for Wireless and Mobile Ad Hoc Networks (Wiley Series on Parallel and Distributed Computing)

Example text

A vehicular ad hoc network (VANET) is a mobile ad hoc network designed to provide communications among close vehicles and between vehicles and nearby fixed equipment. The main goal of a VANET is to provide safety and comfort for passengers. To this end, a special electronic device is placed inside each vehicle that will provide ad hoc network connectivity for the passengers and vehicle. Generally, applications in a VANET fall into two categories, namely safety applications and comfort applications [67, 68].

Node u selects two nodes p, q in its one-hop neighborhood N(u) in such a way that u, p, q are not collinear and d(p, q) is known (this means that we have either p ∈ N(q) or q ∈ N(p)) and > 0. 9, the coordinates of u are (0, 0), while p = (d(u, p), 0) and q = (d(u, q) cos γ, d(u, q) sin γ), where γ is the angle \(p, u, q) which can be computed using the law of cosines d(p, q)2 = d(u, p)2 + d(u, q)2 − 2d(u, p)d(u, q) cos γ For any other node v ∈ N(u), its coordinates (vx , vy ) are computed as follows.

Third, if a packet is neither able to make greedy progress nor has reached a stopping point, then it performs an expanding ring search until a closer node is found (or a maximum TTL has been exceeded). If such geometric coordinates are not known, then Ratnasamy et al. [13] base their algorithm on the so-called perimeter nodes (these are nodes lying on the outer boundary of the system). They distinguish and analyze three scenarios on the perimeter nodes: (a) Perimeter nodes know their location, (b) perimeter nodes know that they are perimeter nodes, but do not know their location, and (c) nodes know neither their location nor whether they are on the perimeter.

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