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Energy Efficiency Multi-Channel Coordination Routing Algorithm Based On3D Cell Space

Posted on:2015-01-28Degree:MasterType:Thesis
Country:ChinaCandidate:J Y LiuFull Text:PDF
GTID:2268330425996819Subject:Electrical theory and new technology
Abstract/Summary:PDF Full Text Request
Wireless Sensor Networks (WSNs) is considered to be one of the most important technologies of the21st century. In recent years, with the continuous development of sensor technology, wireless communication technology, distributed information processing technology, microelectronics and embedded systems technology and other related technologies, WSNs is widely used inintelligent transportation,agricultural monitoring, military systems,intelligent home, industrial control, environmental protection, health care and other fields. Compared with the traditional networks, WSNs has the characteristics of self-organization, dynamic network topology, large network scale, data-centric, but the storage capacity, energy and computing capacity of sensor nodes are usually limited, which brings a certain degree of difficulty for the design of WSNs routing algorithm.WSNs routing algorithms are usually divided into energy-aware routing, query-based routing, location-based routing and reliability-based routing.According to the different application environments the most suitable routing protocol is usually selected to build the networks. Compared with other routing algorithms, through the positioning method,location-based routing accesses node location information to pass packets, thus the need for additional energy consumption and storage space to build and maintain the routing list is eliminated.Its storage capacity, energy of sensor nodes and computing power requirements are relatively low, soit is generally more consistent WSNs routing designin some environments.For the degradation of wireless sensor network routing efficiency caused by voids, Energy Efficiency Multi-Channel Coordination Routing Algorithm Based on3D Cell Space is presented in this paper. According to the energy consumption model, the algorithm balances residual energy and location information of the nodes to complete the election of the cell leader node, so as to balance the energy consumption of network. And it also adopts perimeter routing mode which uses the mutual assistance of the main channel and the assistant channels to route around void areas. The simulation results show that3D-EEMCR can effectively improve the message packet delivery rate, reduce the average energy consumption of the network, and extend the network lifetime in comparison with3D-GPR and3D-CSR.
Keywords/Search Tags:Wireless Sensor Networks (WSNs), Routing algorithm, Geographicrouting, Routing Efficiency, Void area, Energy Efficiency, Coordination Routing, Assistant Channel
PDF Full Text Request
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