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Rafaa TAHAR
Associate Professor

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Biography

Rafaa TAHAR is currently an assistant professor at the Tunisian Naval Academy (Ministry of Defense) since 2004. He received his Master of Science and the Main Engeneering Diploma both in computer science from the National School of Computer Sciences (Ecole Nationale des Sciences de l’Informatique, ENSI), University of Manouba, respectively in 2003 and 1999.
He is currently a Ph.D. candidate in Computer Science at the HANA Research Group (ENSI). His research focus on Mesh Networks, Cross-Layering interaction and design and QoS provisionning.
His teaching interests focus on Information Theory, Operating Systems, Networking and Software Developement.

Education

Year : 2003
Diploma : Master of Science in Computer Science, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie, July 2003.
Under the co-supervision of :
  • Pr. Rafik BRAHAM, Institut Supérieur d'Informatique et des Technologies de Communication de Hammam Sousse (ISITC ou Infcom), Tunisie
  • Pr. Abdelfettah BELGHITH, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie
Thesis Title : A Study of Quality of Service Protocols for Distant Learning Application
Composition of the Jury :
  • Pr. Farouk Kammoun, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie
  • Pr. Henda HAJJAMI BEN GHEZALA, Centre de Calcul KHAWAREZMI (CCK), Tunisie
  • Pr. Rafik BRAHAM, Institut Supérieur d'Informatique et des Technologies de Communication de Hammam Sousse (ISITC ou Infcom), Tunisie
  • Pr. Abdelfettah BELGHITH, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie
Year : 1999
Diploma : Main Engineering in computer Science, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie, June 1999.
Under the supervision of :
  • M.Mohammed MNIF, Institut Régional des Sciences Informatiques et des Télécommunications (IRSIT)
  • Mme, Fatma FEKIH-AHMED KILANI, Anthrasite, SARL
  • M. Abdelkader IMEKRAZ, TUNISYS
Thesis Title : Réalisation d’un système d’accès au service Vidéotex à partir du Web
Composition of the Jury :
  • Pr. Farouk Kammoun, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie
  • Dr. Said OUERGHUI, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie
  • Dr. Ahmed ELLEUCH, Ecole Nationale des Sciences de l'Informatique (ENSI), Tunisie
Year : 1996
Diploma : Higher studies University Diploma in Technologies (a 2 years University Diploma after the baccalaureate), IPEIN.

Publication

  1. Rafaa Tahar, Amine Dhraief, Abdelfettah Belghith, Hassan Mathkour and Rafik Braham, "Autonomous and adaptive beaconing strategy for multi-interfaced wireless mobile nodes", Wireless Communications and Mobile Computing, Wiley, Article first published online: 1 OCT 2015 | DOI: 10.1002/wcm.2638, 2015.Rafaa Tahar,
  2. Amine Dhraief and Abdelfettah Belghith, "TCP Performance Evaluation over Multihomed Networks", International Conference on Computer Applications Technology (ICCAT 2013), Sousse, Tunisia, January 20-22, 2013.
  3. Rafaa TAHAR, Abdelfettah Belghith and Rafik Braham, "A Generic Mobile Node Architecture for Multi-Interface Heterogenous Wireless Link Layer", International Conference on Networks of the Future (NoF 2012), Tunis, Tunisia, November 21-23, 2012.
  4. Rafaa TAHAR, Abdelfettah BELGHITH, Rafik BRAHAM, Amine DHRAIEF and Aymen BELGHITH, "Simulation des réseaux IEEE 802.11 : lacunes et améliorations du mode infrastructure dans les simulateurs NS-2 et J-Sim", Septièmes Journées Scientifique en Génie Electrique et Informatique (GEI'07), Monastir, Tunisie, 26-28 Mars 2007.
  5. Abdelfettah Belghith, Tahar Rafaa and Rafik Braham, “Enhancing QoS parameters using an IEEE 802.11 multi-interface based wireless distribution system (MI-WDS)“, The IEEE Global Information Infrastructure Symposium, IEEE-GIIS 2009, Hammamet, Tunisia, June 23-25, 2009.
  6. Rafaa TAHAR, Abdelfettah BELGHITH and Rafik BRAHAM, "Les systèmes de distribution sans fil (WDS) : Approche multi canaux et approche multi interfaces", 4ème Symposium International en EAD : Technologies pédagogiques, Web et Réseaux, Hammam Sousse, Tunisie, 31 Mai - 02 Juin 2007.
  7. Rafaa TAHAR, Abdelfettah BELGHITH and Rafik BRAHAM, "Performance evaluation of IEEE 802.11 multi-interface based wireless distribution system 'MI-WDS'", The 7th ACS/IEEE International Conference on Computer Systems and Applications (AICCSA 2009), Rabat, Maroc, May, 10 - 13, 2009.

Research

  • Mesh Networking
  • Cross-Layering interaction and design
  • QoS provisionning
  • Performance evaluation

 
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