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Xavier Lagrange

5
Documents
Identifiants chercheurs

Présentation

Xavier Lagrange received the Engineering Degree from [Ecole Centrale des Arts et Manufactures](http://www.ecp.fr/index_html_en), Paris, France, in 1984 and the Ph.D. degree from [TELECOM Paristech](http://www.telecom-paristech.fr/en/) in 1998. He was the head of the ["**Networks, Security and Multimedia**" Departement](http://international.telecom-bretagne.eu/welcome/research/departments/networks-security-multimedia/index.php) of TELECOM Bretagne at Rennes from 2003 till 2009. Xavier Lagrange joined Alcatel Radiotelephone in 1985, then Ecole Nationale Supérieure des Télécommunications (Télécom Paris). Since 2000, he has been professor at IMT Atlantique (formely known as Telecom Bretagne) at "Network Systems, Cybersecurity and Digital Law" in the Rennes Campus. Xavier Lagrange is the head of research group [ADOPNET](https://www-adopnet.irisa.fr) of [IRISA](http://www.irisa.fr). Xavier Lagrange is the first co-autor of a book on GSM and GPRS published by Hermes Science Publications (translated in Chinese and Published by PHEI) and of several international publications. His domain of interest includes resource allocation, medium access control and performance analysis for 3rd and 4th generation cellular networks, wireless systems, ad-hoc networks and WPAN (Wireless Personal Area Network). He is a senior member of IEEE.

Publications

"alberto-blanc"
Image document

Application-Layer Redundancy for the EVS Codec

Najmeddine Majed , Stéphane Ragot , Laetitia Gros , Xavier Lagrange , Alberto Blanc
EUSIPCO 2018: 26th European Signal Processing Conference, Sep 2018, Rome, Italy. ⟨10.23919/EUSIPCO.2018.8553183⟩
Communication dans un congrès hal-01971759v1

Delay and quality metrics in Voice over LTE (VoLTE) networks: An end-terminal perspective

Najmeddine Majed , Stéphane Ragot , Xavier Lagrange , Alberto Blanc
ICNC 2017 : International Conference on Computing, Networking and Communications : Communications QoS and System Modeling, Jan 2017, Santa Clara, Ca, United States. pp.643 - 648, ⟨10.1109/ICCNC.2017.7876205⟩
Communication dans un congrès hal-01574769v1

Experimental evaluation of WebRTC voice quality in LTE coverage tests

Najmeddine Majed , Stéphane Ragot , Xavier Lagrange , Alberto Blanc , Jérôme Dufour
QoMEX 2017 : 9th International Conference on Quality of Multimedia Experience , May 2017, Erfurt, Germany. pp.1 - 6, ⟨10.1109/QoMEX.2017.7965649⟩
Communication dans un congrès hal-01574796v1

Toward Energy Proportional Networks

Nicolas Montavont , Dareen Shehadeh , Jacques Palicot , Xavier Lagrange , Alberto Blanc
Journées scientifiques, URSI 2016, Mar 2016, Rennes, France
Communication dans un congrès hal-01297894v1