Maryline Hélard (born 1958) is a French research engineer specializing in wireless networks. Her research interests include wired and

wireless Wireless communication (or just wireless, when the context allows) is the transfer of information (''telecommunication'') between two or more points without the use of an electrical conductor, optical fiber or other continuous guided transm ...

communications and multiple-input multiple-output (

MIMO In radio, multiple-input and multiple-output (MIMO) () is a method for multiplying the capacity of a radio link using multiple transmission and receiving antennas to exploit multipath propagation. MIMO has become an essential element of wirel ...

) techniques.

Life and work

Maryline Hélard (also known as Maryline Le Guyader) received her engineering degree (1981) and her Ph.D. degree (1984) from the National Institute of Applied Sciences (INSA) (now called

Supélec École supérieure d'électricité (, ), commonly known as Supélec (), was a French graduate school of engineering. It was one of the most prestigious grande écoles in France in the field of electrical engineering, energy and information scien ...

) in

Rennes Rennes (; ; Gallo language, Gallo: ''Resnn''; ) is a city in the east of Brittany in Northwestern France at the confluence of the rivers Ille and Vilaine. Rennes is the prefecture of the Brittany (administrative region), Brittany Regions of F ...

, France, as well as her post-doc

habilitation Habilitation is the highest university degree, or the procedure by which it is achieved, in Germany, France, Italy, Poland and some other European and non-English-speaking countries. The candidate fulfills a university's set criteria of excelle ...

degree in 2004. Hélard worked for France Telecom (1985–2007), now known as

Orange Orange most often refers to: *Orange (fruit), the fruit of the tree species '' Citrus'' × ''sinensis'' ** Orange blossom, its fragrant flower ** Orange juice *Orange (colour), the color of an orange fruit, occurs between red and yellow in the vi ...

Labs Networks, in Châtillon, France, as a research engineer. In 2007 she returned to INSA Rennes as a full professor and led the IETR (Institut d’Electronique et de Télécommunications de Rennes) Department, located on the Rennes campus of

CentraleSupélec CentraleSupélec (, CS) is one of the most prestigious and selective grandes écoles in France and is a member of the graduate engineering school of Paris-Saclay University in Gif-sur-Yvette, France. It was established on 1 January 2015, as a ...

. Presently, she is a full professor at INSA Rennes in the Communication Systems and Networks department. Her PhD students have included the engineer Dinh Thuy Phan Huy (2015). She has been involved in several collaborative research projects.

Selected memberships

* IEEE, an international society of electrical engineers

Selected publications

Hélard has published more than 260 professional papers and has been granted numerous patents. * Helard, Maryline, Jacques Citerne, Odile Picon, and V. Fouad Hanna. "Theoretical of and Experimental Investigation Finline Discontinuities." ''IEEE transactions on microwave theory and techniques'' 33, no. 10 (1985): 994-1003. * Helard, Maryline, Rodolphe Le Gouable, Jean-Francois Helard, and Jean-Yves Baudais. "Multicarrier CDMA techniques for future wideband wireless networks." In ''Annales des télécommunications'', vol. 56, no. 5, pp. 260-274. Springer-Verlag, 2001. * Boher, Laurent, Rodrigue Rabineau, and Maryline Helard. "FPGA implementation of an iterative receiver for MIMO-OFDM systems." ''IEEE Journal on Selected Areas in Communications'' 26, no. 6 (2008): 857-866. * Phan-Huy, Dinh-Thuy, and Maryline Hélard. "Receive antenna shift keying for time reversal wireless communications." In ''2012 IEEE International Conference on Communications (ICC)'', pp. 4852-4856. IEEE, 2012. * Peng, Linning, Maryline Hélard, and Sylvain Haese. "On bit-loading for discrete multi-tone transmission over short range POF systems." ''Journal of lightwave technology'' 31, no. 24 (2013): 4155-4165. * Maaz, Mohamad, Maryline Hélard, Philippe Mary, and Ming Liu. "Performance analysis of time-reversal based precoding schemes in MISO-OFDM systems." In ''2015 IEEE 81st Vehicular Technology Conference (VTC Spring)'', pp. 1-6. IEEE, 2015. * Mohamed Shehata, Matthieu Crussière, and Maryline Hélard. On the Theoretical Limits of Beam Steering in mmWave Massive MIMO Channels. In ''2019 IEEE 30th Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC)''. IEEE Press, 1–6. 2019. DOI:https://doi.org/10.1109/PIMRC.2019.8904228

References

{{DEFAULTSORT:Helard, Maryline Living people 1958 births 20th-century French engineers 21st-century French engineers 20th-century French scientists Supélec alumni