Wireless sensor networks are an emerging technology for low-cost, unattended monitoring
of a wide range of environments. Their importance has been enforced by the recent delivery …

In this paper we report the design and implemen-tation of the networking and
communication part of a WSN application for measuring industrial and residential acoustic …

In this paper, ZigBee is used as a communication medium in home automation and
networking. Simulations on Ad hoc On-Demand Distance Vector (AODV) ZigBee routing …

Data-centric sensor networks are advanced ad hoc networks that act like a distributed
database managing and indexing sensed data in order to efficiently perform advanced in …

The increasing growth of low-power wireless networks in real-world implementations has
intensified the need to develop well-organized key network building blocks. Neighbor …

In contention-based sensor networks, nodes compete to access a shared channel for data
transmission and collision is a common challenge. For power conservation, periodical …

Improving energy efficiency is the most important challenge in wireless sensor networks.
Because sensing information is correlated in many sensor network applications, some …

Collisions in preamble sampling WSNs cause a high waste of resources due to the
mandatory transmission of a long preamble before every message. Moreover, when hidden …

Network connectivity and link quality information are the fundamental requirements of
wireless sensor network protocols to perform their desired functionality. Most of the existing …

Carrier Sense Multiple Access protocols are the most widely used methods for collision
avoidance in Wireless Sensor Networks (WSNs). These protocols are prone to suffer from …