<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Bourmada, Amal</style></author><author><style face="normal" font="default" size="100%">Azeddine Bilami</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Cross-layer energy efficient protocol for QoS provisioning in wireless sensor network</style></title><secondary-title><style face="normal" font="default" size="100%">International Journal of Systems, Control and CommunicationsInternational Journal of Systems, Control and Communications</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2017</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2017</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">3</style></number><volume><style face="normal" font="default" size="100%">8</style></volume><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">Ensuring (QoS) in wireless sensor networks (WSNs) is a challenging issue due to the lack of resources and energy exhausting of sensor nodes. In this paper we propose a new QoS aware routing protocol for multi-hop wireless sensor networks based on cross-layer interaction between the network, MAC and physical layers. At physical layer, a link quality estimator is studied for the purpose of evaluating link quality. At MAC layer, a differentiated services mechanism is used to distinguish between real time and non-real time packets and to allocate more channel resources for real time traffic; TDMA slots also have been modified to allocate more and earlier slots to real time packets. At network layer, a routing path selection algorithm is introduced for QoS optimisation. Simulation results show that our proposed protocol improves network’s performances in terms of energy efficiency and QoS.</style></abstract></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Djebaili, Yasmine</style></author><author><style face="normal" font="default" size="100%">Bourmada, Amal</style></author><author><style face="normal" font="default" size="100%">Azeddine Bilami</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">A Hierarchical Fault Tolerant Routing Protocol for WSNs</style></title><secondary-title><style face="normal" font="default" size="100%">on Networking and Advanced Systemson Networking and Advanced Systems</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2015</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2015</style></date></pub-dates></dates><pages><style face="normal" font="default" size="100%">56</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Bourmada, Amal</style></author><author><style face="normal" font="default" size="100%">Azeddine Bilami</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Hybrid Energy Efficient Protocol with Service Differentiation for QoS Provisions in Multi-Hop WSNs</style></title><secondary-title><style face="normal" font="default" size="100%">International Journal of Embedded and Real-Time Communication Systems (IJERTCS)International Journal of Embedded and Real-Time Communication Systems (IJERTCS)</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2015</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2015</style></date></pub-dates></dates><number><style face="normal" font="default" size="100%">2</style></number><volume><style face="normal" font="default" size="100%">6</style></volume><pages><style face="normal" font="default" size="100%">27-47</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>