The next two sections provide relevant preliminar y information. Faulttolerant clustering of wireless sensor networks. Where as wireless sensor and actor networks wsans contain a group of sensors and actors connected via wireless medium. Introduction the complex fault scenarios of wireless sensor networks wsn applications are usually caused by the harsh environmental conditions where they are deployed or by the physical characteristics of the sensor devices. Selfadapting event configuration in ubiquitous wireless. Exploiting selforganization and fault tolerance in wireless sensor. Two fundamental functions of the sensor nodes in a wireless sensor network are to sense its environment and to transmit sensed information to a basestation. The acceptable level of failure in a network for a satisfactory level of operation is defined as fault tolerance, which is the ability to maintain sensor network operation without any interruption. In this paper, we propose a fault tolerant and storage efficient directed diffusion ftsdd scheme for wireless sensor networks. Nayak is the recipient of several collaborative research grants with industry and strategic grants from nserc. Part of the lecture notes in computer science book series lncs, volume 4280. Proposed approach to autonomous selfawareness and adaptive fault tolerant routing technique asaart in order to demonstrate our approach using autonomous selfawareness and adaptive routing techniques, namely asaart, we consider low dutycycle wireless sensor networks 14,15,16,17,18,19,33. A collaborative sensor fault detection csfd scheme is proposed here to eliminate unreliable local decisions when performing distributed decision fusion.
Radhakrishnan pg student, applied electronics, velammal engineering college, chennai, india. Now a days wireless network is the most popular services utilized in industrial and. Faulttolerant coverage in dense wireless sensor networks. In section 3, we describe the dsp algorithm in more detail. Fault tolerant embedding for internet of things abstract. Fault tolerant data aggregation in wireless sensor networks k. Tang and chow formulated a wireless sensor network wsn fault diagnosis. Distributed online fault diagnosis in wireless sensor networks. We also propose measures of fault tolerance for kcwsn based on network. Fault tolerant and constrained relay node placement in wireless sensor networks ines khoufi, pascale minet, anis laouiti to cite this version.
Dsp algorithm providing faulttolerant communication for. Home browse by title periodicals international journal of sensor networks vol. Faulttolerant wireless sensor networks using evolutionary games. Fault tolerant routing is a critical task for sensor networks operating in dynamic environments. Our working definitions of metrics describing wsn fault tolerance are presented along with a summary of ongoing test results from our development lab. Scalable design of fault tolerance for wireless sensor networks dissertation presented in partial ful llment of the requirements for the degree doctor of philosophy in the graduate school of the ohio state university by murat demirbas, m. Wireless sensor networks are the keyenabler for low cost ubiquitous applications in the area of homeland security, healthcare, and environmental monitoring. Our approach is to extend the existing methods from infrastructure network planning to planning multihop wireless mesh networks with fault tolerance aspects. After that, fault tolerance is discussed at the node and network levels. In this chapter, we introduce fault tolerance in wireless sensor networks.
The faulttolerant routing protocol for high failure rate wireless sensor networks, in proc. We conclude the chapter with a brief survey of the future directions for fault tolerance research in wireless sensor networks. The simulation results have shown that the proposed scheme is more storage and can reduce data. The sensor node senses the data and then transfers it to the actor. In this paper, we formulate and study a fault tolerant relay node placement problem in wireless sensor networks. Faulttolerant algorithmsprotocols in wireless sensor networks. In this section, several existing clustering protocols of wsn are. This brings about the need for fault tolerance in the wireless sensor network which is. We study how fault tolerance is addressed in different applications of wsns. Abstract wireless sensor networks technology provides an opportunity for innovation. Selfadapting event configuration in ubiquitous wireless sensor networks. Generally, the fault tolerance or reliability is the ability to keep the. Design of target coverage algorithms for a large scale wsns should incorporate both the energy efficiency and fault tolerance. Pdf fault tolerance in wireless sensor networks a survey.
He has authored 22 book chapters and has more than. Fault tolerance in wireless sensor networks 363 on the relationship to sensor networks and traditional fault tolerance techniques as well as a set of predictions of future research directions in this. Optimal design of fault tolerant sensor networks request pdf. Therefore, fault tolerance is one of the critical issues in wsns. Coverage, connectivity, and fault tolerance measures of wireless. A faulttolerant or reliable sensor network should carry on its overall task, even though there are node failures. One approach to prolong sensor network lifetime is to deploy some relay nodes whose main function is to communicate with the sensor nodes, other relay nodes, and the basestations. In fact, fault tolerance is a need in wireless sensor networks wsns due to sensor node characteristics, radio communications and hostile environments in which these networks are deployed. Energy efficient fault tolerant coverage in wireless sensor. Distributed wireless sensor networks wsns consists of hundreds of thousands of sensor node which can monitor and interact with physical environment by using several remote sensing applications akyildiz et al.
Fault tolerance in wireless sensor networks, book chapter. This book presents the adopted technologies and their manufacturers in detail, making wsns tangible for the reader. In this paper, we present an experimental study on fault tolerant routing for wireless sensor grid networks. Rus, deploying sensor networks with guaranteed capacity and fault tolerance, mobihoc 2005, urbanachampaign, il, 2005. Abstract accurate information is most important in wireless sensor networks wsns. This firstofakind book covers several fundamental building blocks for sensor networks in substantial depth from a systems perspective. Fault tolerant routing for wireless sensor grid networks. In the proposed fault model, the fault tolerance capability of wsn is assessed by. The problem of robust distributed estimation in wireless sensor network. Citeseerx fault tolerance in wireless sensor networks. Recently, virtualization in wireless sensor networks wsns has witnessed significant attention due to the growing service domain for internet of things iot. Fault tolerant topology design for ad hoc and sensor networks.
Abstract wireless sensor network is a collection of sensor, which senses the data and perform the action, according to data. In comparison with sensor networks, ad hoc networks will have less number of nodes without any infrastructure. It has been accepted for inclusion in masters theses. Procedia technology 4 2012 97 a 101 22120173 a 2012 published by elsevier ltd. Wireless sensor and actuator networks wiley online books. In selection from industrial wireless sensor networks book. Faulttolerant data aggregation in wireless sensor networks. Fault tolerant routing is a critical task for sensor networks operating. Distributed fault tolerant estimation in wireless sensor network. A brief overview of zigbee technology is presented along with rf measurement techniques designed to gauge.
In this problem, we want to place a minimum number of relay nodes to the playing field of a sensor network such that 1 each sensor node can communicate with at least two relay nodes and 2 the network of the relay nodes is 2. The lower processing layer exploits a novel change detection test cdt based. Faulttolerant algorithms protocols in wireless sensor networks. This section summarizes the idea of selforganization as the creation of a. Achieving faulttolerant network topology in wireless mesh. The study of wireless sensor networks is challenging in that it requires an enormous breadth of knowledge from an enormous variety of disciplines. Faulttolerant relay node placement in wireless sensor. Connectivity and sensing coverage are two fundamental concepts in the design. Wireless sensor networks wsns can be defined as a selfconfigured and infrastructureless wireless networks to monitor physical or environmental conditions, such as temperature, sound, vibration, pressure, motion or pollutants and to cooperatively pass their data through the network to a main location or sink where the data can be observed and analysed. Modeling and analysis of fault detection and fault tolerance. Keywords wireless sensor networks for fire detection, selfadaptive.
Adaptive algorithms for fault tolerant rerouting in wireless. Adaptive algorithms for fault tolerant rerouting in wireless sensor networks michael s. An anfis estimator based data aggregation scheme for fault. In this new protocol, the interestassociated node only store neighbor nodes in the gradient direction to the sink, and provide a strong tolerance against node failures. Citeseerx document details isaac councill, lee giles, pradeep teregowda. Faulttolerant clustering in ad hoc and sensor networks. Faulttolerant algorithms for connectivity restoration in. Part of the lecture notes in computer science book series lncs, volume 7154.
Other papers about fault tolerance in wireless multihop networks can benefit from our approach for generating a fault tolerant topology. Faulttolerant algorithmsprotocols in wireless sensor. The ch node performs innetwork data aggregation and then forwards the. This paper proposes a novel path redundancybased algorithm, called dual. A novel approach for faulty node detection in wsns using fuzzy logic and majority. Index termsiot, virtualization, wireless sensor networks. Faulttolerance in a wsn ensures that the wsn is available for use without any.
Wireless sensor networks are one of the first real world examples of pervasive computing, the notion that small, smart, and cheap sensing and computing devices will eventually permeate the environment. In this paper, we study the coverage problem where the main objective is to construct two disjoint cover sets in randomly deployed wsns based. Aug 11, 2019 distributed bayesian algorithm for fault tolerant event region detection in wireless sensor networks. Energy efficiency and fault tolerance are two of the major concerns in wireless sensor networks wsns for the target coverage. The chapter investigates current research work on fault tolerance in wsns.
The differences between wsn and ad hoc networks are presented in the table 1. A novel accurate forest fire detection system using wireless sensor networks. Fault tolerance, wireless sensor networks, evolutionary games, natural selection. Introduction wireless sensor network consists of network of autonomous sensors, which are powered by batteries to perform various sensing, data processing and communicating tasks in a given environment. Faulttolerant and constrained relay node placement in. The th ieee international conference on mobile ad hoc and sensor.
The technical cores of the chapter are two casestudies on heterogeneous fault tolerance and discrepancy minimizationbased fault detection and correction. Fault tolerant coverage in dense wireless sensor networks akshaye dhawan and magdalena parks department of mathematics and computer science, ursinus college, 610 e main street, collegeville, pa, usa. In this chapter we outline communication networks, wireless sensor networks and smart sensors, physical transduction principles, commercially available wireless sensor systems, self. Sensor network, disaster management, ars, lifetime, fault tolerant, clustering introduction wireless sensor networks make easy monitoring and. Son, a fault tolerant topology control in wireless sensor networks, proceedings of the acsieee 2005 international conference on computer systems and applications, 2005. This book focuses on the principles of wireless sensor networks wsns, their applications, and their analysis tools, with meticulous attention paid to definitions and terminology. We conclude the chapter with a brief survey of the future directions for fault tolerance research in wireless sensor networks topics. Modeling and analysis of fault detection and fault tolerance in wireless sensor networks arslan munir, university of nevada, reno joseph antoon, national instruments ann gordonross, university of florida, gainesville technological advancements in communications and embedded systems have led to the proliferation of. Distributed faulttolerant detection via sensor fault. Firstly, we start with a short description of sensor networks, fault tolerance and its different techniques. Wireless sensor networks wsns have wide variety of applications and provide limitless future potentials. Faulttolerant anomaly detection method in wireless sensor. This work addresses the design of a distributed fault tolerant decision fusion in the presence of sensor faults when the local sensors sequentially send their decisions to a fusion center. A kfold dominating set of a graph g v,e is a subset s of v such that every node v.
In this paper, we study distributed approximation algorithms for faulttolerant clustering in wireless ad hoc and sensor networks. Fault tolerance is one of the premier system design desiderata in wireless ad hoc and sensor networks. In this paper, a fault tolerance directed diffusion protocol, termed fault tolerant algorithm with recoverable nodes ftarn, is proposed to extend the lifetime of the wireless sensor network. Fault tolerant clustering of wireless sensor networks gaurav gupta and mohamed younis dept. An autonomous selfaware and adaptive fault tolerant routing. Fault tolerant and constrained relay node placement in wireless sensor networks. The ohio state university 2004 dissertation committee. A new method to increase fault tolerance in wireless sensor. Fivenumber summary method for fault tolerance in wireless. Fault tolerant distributed estimation in wireless sensor. Nodes in wsns are prone to be failure due to energy depletion, hardware failure, communication link errors, malicious attack, and so on. Transient fault tolerant wireless sensor networks sciencedirect. Fault tolerant and storage efficient directeddiffusion for. His research interests include fault tolerant computing, distributed systems, and ad hoc and sensor networks.