scholarly journals The Novel Block Encryption Scheme Based on Hybrid Chaotic Maps for the Wireless Sensor Networks

2012 ◽  
Vol 61 (3) ◽  
pp. 030502
Author(s):  
Tong Xiao-Jun ◽  
Zuo Ke ◽  
Wang Zhu
2014 ◽  
Vol 681 ◽  
pp. 235-238
Author(s):  
Xin Xin Zhou ◽  
Yan Zhao

Wireless sensor networks (WSNs) is taking an increasing role in our lives. Because the energy of the sensors is limited how to efficiently use the energy to prolong the lifecycle of the sensor networks is very important. In this paper, a novel energy-balanced dynamic routing algorithm based on ACO is proposed. The novel routing algorithm can dynamically choose routing according to the residual energy of the sensors and the sensors with more power is taken more data transfer tasks. The simulation results show that the proposed routing algorithm can effectively balance energy consumption and prolong the lifecycle of the networks.


Author(s):  
Hugo Rodriguez ◽  
Ruben Carvajal ◽  
Beatriz Ontiveros ◽  
Ismael Soto ◽  
Rolando Carrasco

Author(s):  
Eduardo M. D. Marques ◽  
Lina M. P. L. de Brito ◽  
Paulo N. M. Sampaio ◽  
Laura M. Rodríguez Peralta

During the last years Internet evolution demanded for new and richer applications. To fulfill the novel and more complex application requirements, new solutions in many domains were required. One of these domains is the network support, assuring, into some extend, a specific or predictable treatment to traffic; therefore, in this chapter, we present a broad view of the main efforts available on the literature in order to provide Quality of Service (QoS) in both wired networks and wireless sensor networks (WSNs). For this purpose, the authors present: (1) the more relevant QoS architectures and technologies along with some of its recent improvements; (2) the different perspectives that combine some of those architectures and technologies into more complex solutions, in order to achieve stronger QoS and/or performance; (3) the most relevant QoS issues in WSNs environments; and (4) through the comparison of the several solutions, they list the advantages and limitations and reveal some relations among the existing QoS solutions.


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