All Outputs (55)

Fast distributed multi-hop relative time synchronization protocol and estimators for wireless sensor networks (2013)
Journal Article
Djenouri, D., Merabtine, N., Mekahlia, F. Z., & Doudou, M. (2013). Fast distributed multi-hop relative time synchronization protocol and estimators for wireless sensor networks. Ad Hoc Networks, 11(8), 2329-2344. https://doi.org/10.1016/j.adhoc.2013.06.001

The challenging problem of time synchronization in wireless sensor networks is considered in this paper, where a new distributed protocol is proposed for both local and multi-hop synchronization. The receiver-to-receiver paradigm is used, which has t... Read More about Fast distributed multi-hop relative time synchronization protocol and estimators for wireless sensor networks.

A study of wireless sensor networks for urban traffic monitoring: Applications and architectures (2013)
Journal Article
Kafi, M. A., Challal, Y., Djenouri, D., Doudou, M., Bouabdallah, A., & Badache, N. (2013). A study of wireless sensor networks for urban traffic monitoring: Applications and architectures. Procedia Computer Science, 19, 617-626. https://doi.org/10.1016/j.procs.2013.06.082

With the constant increasing of vehicular traffic around the world, especially in urban areas, existing traffic management solutions become inefficient. This can be clearly seen in our life through persistent traffic jam and rising number of accident... Read More about A study of wireless sensor networks for urban traffic monitoring: Applications and architectures.

Synchronous contention-based MAC protocols for delay-sensitive wireless sensor networks: A review and taxonomy (2013)
Journal Article
Doudou, M., Djenouri, D., Badache, N., & Bouabdallah, A. (2014). Synchronous contention-based MAC protocols for delay-sensitive wireless sensor networks: A review and taxonomy. Journal of Network and Computer Applications, 38(1), 172-184. https://doi.org/10.1016/j.jnca.2013.03.012

Duty-cycling allows obtaining significant energy saving compared to full duty cycle (sleepless) random access MAC protocols. However, it may result in significant latency. In slotted duty-cycled medium access control (MAC) protocols, sensor nodes per... Read More about Synchronous contention-based MAC protocols for delay-sensitive wireless sensor networks: A review and taxonomy.

A study of wireless sensor network architectures and projects for traffic light monitoring (2012)
Journal Article
Kafi, M. A., Challal, Y., Djenouri, D., Bouabdallah, A., Khelladi, L., & Badache, N. (2012). A study of wireless sensor network architectures and projects for traffic light monitoring. Procedia Computer Science, 10, 543-552. https://doi.org/10.1016/j.procs.2012.06.069

Vehicular traffic is increasing around the world, especially in urban areas. This increase results in a huge traffic congestion, which has dramatic consequences on economy, human health, and environment. Traditional methods used for traffic managemen... Read More about A study of wireless sensor network architectures and projects for traffic light monitoring.

Survey on latency issues of asynchronous MAC protocols in delay-sensitive wireless sensor networks (2012)
Journal Article
Doudou, M., Djenouri, D., & Badache, N. (2012). Survey on latency issues of asynchronous MAC protocols in delay-sensitive wireless sensor networks. Communications Surveys and Tutorials, IEEE Communications Society, 15(2), 528-550. https://doi.org/10.1109/surv.2012.040412.00075

Energy-efficiency is the main concern in most Wireless Sensor Network (WSN) applications. For this purpose, current WSN MAC (Medium Access Control) protocols use duty-cycling schemes, where they consciously switch a node's radio between active and sl... Read More about Survey on latency issues of asynchronous MAC protocols in delay-sensitive wireless sensor networks.

R^{4}Syn: Relative referenceless receiver/receiver time synchronization in wireless sensor networks (2012)
Journal Article
Djenouri, D. (2012). R^{4}Syn: Relative referenceless receiver/receiver time synchronization in wireless sensor networks. IEEE Signal Processing Letters, 19(4), 175-178. https://doi.org/10.1109/lsp.2012.2185491

A new time synchronization protocol for wireless sensor networks (WSN) is proposed. It uses the receiver-to-receiver principle introduced by the Reference Broadcast Synchronization (RBS), which reduces the time-critical path compared to the sender-to... Read More about R^{4}Syn: Relative referenceless receiver/receiver time synchronization in wireless sensor networks.

Distributed receiver/receiver synchronization in wireless sensor networks: New solution and joint offset/skew estimators for Gaussian delays (2011)
Journal Article
Djenouri, D. (2011). Distributed receiver/receiver synchronization in wireless sensor networks: New solution and joint offset/skew estimators for Gaussian delays. Lecture Notes in Artificial Intelligence, 6843 LNCS, 13-24. https://doi.org/10.1007/978-3-642-23490-3_2

This paper proposes a new synchronization protocol for wireless sensor networks (WSN). The proposed protocols is based on the receive/reieve approach, which was introduced by the Reference Broadcast Synchronization (RBS). This approach has been chose... Read More about Distributed receiver/receiver synchronization in wireless sensor networks: New solution and joint offset/skew estimators for Gaussian delays.

Traffic-differentiation-based modular QoS localized routing for wireless sensor networks (2010)
Journal Article
Djenouri, D., & Balasingham, I. (2011). Traffic-differentiation-based modular QoS localized routing for wireless sensor networks. IEEE Transactions on Mobile Computing, 10(6), 797-809. https://doi.org/10.1109/tmc.2010.212

A new localized quality of service (QoS) routing protocol for wireless sensor networks (WSN) is proposed in this paper. The proposed protocol targets WSN's applications having different types of data traffic. It is based on differentiating QoS requir... Read More about Traffic-differentiation-based modular QoS localized routing for wireless sensor networks.

A gradual solution to detect selfish nodes in mobile ad hoc networks (2010)
Journal Article
Djenouri, D., & Badache, N. (2010). A gradual solution to detect selfish nodes in mobile ad hoc networks. International Journal of Wireless and Mobile Computing, 4(4), 264-274. https://doi.org/10.1504/ijwmc.2010.035886

The resource limitation of nodes forming ad hoc networks along with the multi-hop nature of these networks rise a new problem. To preserve its energy a node may behave selfishly and would not forward packets for others, while using their services and... Read More about A gradual solution to detect selfish nodes in mobile ad hoc networks.

Towards immunizing MANET's source routing protocols against packet droppers (2009)
Journal Article
Djenouri, D., Bouamama, M., & Mahmoudi, O. (2009). Towards immunizing MANET's source routing protocols against packet droppers. Journal of Interconnection Networks, 10(1-2), 59-91. https://doi.org/10.1142/s0219265909002443

This paper deals with security of routing protocols of Mobile Ad hoc Networks (MANETs), and proposes a solution to immunize such protocols against packet dropping misbehavior. Most of the current secure protocols are vulnerable to packet dropping mis... Read More about Towards immunizing MANET's source routing protocols against packet droppers.

On eliminating packet droppers in MANET: A modular solution (2008)
Journal Article
Djenouri, D., & Badache, N. (2009). On eliminating packet droppers in MANET: A modular solution. Ad Hoc Networks, 7(6), 1243-1258. https://doi.org/10.1016/j.adhoc.2008.11.003

In this paper we deal with misbehaving nodes in mobile ad hoc networks (MANETs) that drop packets supposed to be relayed, whose purpose may be either saving their resources or launching a DoS attack. We propose a new solution to monitor, detect, and... Read More about On eliminating packet droppers in MANET: A modular solution.

Struggling against selfishness and black hole attacks in MANETs (2007)
Journal Article
Djenouri, D., & Badache, N. (2008). Struggling against selfishness and black hole attacks in MANETs. Wireless Communications and Mobile Computing, 8(6), 689-704. https://doi.org/10.1002/wcm.493

Since mobile ad hoc networks (MANETs) are infrastructureless and multi-hop by nature, transmitting packets from any node to another usually relies on services provided by intermediate nodes. This reliance introduces a new vulnerability; one node coul... Read More about Struggling against selfishness and black hole attacks in MANETs.

Ad hoc networks routing protocols and mobility (2006)
Journal Article
Djenouri, D., Derhab, A., & Badache, N. (2006). Ad hoc networks routing protocols and mobility. International Arab Journal of Information Technology, 3(2), 126-133

New power-aware routing protocol for mobile ad hoc networks (2006)
Journal Article
Djenouri, D., & Badache, N. (2006). New power-aware routing protocol for mobile ad hoc networks. International Journal of Ad Hoc and Ubiquitous Computing, 1(3), 126-136. https://doi.org/10.1504/ijahuc.2006.009882

Since devices used in wireless mobile ad hoc networks are generally supplied with limited autonomous resources, energy conservation is one of the most significant aspects in these networks. Recent studies show that the energy consumed for routing dat... Read More about New power-aware routing protocol for mobile ad hoc networks.

A survey of security issues in mobile ad hoc and sensor networks (2004)
Journal Article
Djenouri, D., Khelladi, L., & Badache, A. N. (2005). A survey of security issues in mobile ad hoc and sensor networks. Communications Surveys and Tutorials, IEEE Communications Society, 7(4), 2-28. https://doi.org/10.1109/comst.2005.1593277

Security in mobile ad hoc networks is difficult to achieve, notably because of the vulnerability of wireless links, the limited physical protection of nodes, the dynamically changing topology, the absence of a certification authority, and the lack of... Read More about A survey of security issues in mobile ad hoc and sensor networks.