P. Bosshard, Thales Alenia Space HTS/VHTS Multiple beam antennas sub-systems on the right track, Proc. 10th Eur. Conf. Antennas Propag. (EUCAP), pp.1-5, 2016.

B. Palacin, Multibeam antennas for very high throuput satellites in Europe: Technologies and trends, Proc. 11th Eur. Conf. Antennas Propag. (EUCAP), pp.2413-2417, 2017.

W. Rotman, Wide-angle scanning with microwave double-layer pillboxes, IRE Trans. Antennas Propag, vol.6, issue.1, pp.96-105, 1958.

E. L. Holzman, Pillbox antenna design for millimeter-wave base-station applications, IEEE Antennas Propag. Mag, vol.45, issue.1, pp.27-37, 2003.

M. Ettorre, R. Sauleau, and L. L. Coq, Multi-beam multi-layer leakywave SIW pillbox antenna for millimeter-wave applications, IEEE Trans. Antennas Propag, vol.59, issue.4, pp.1093-1100, 2011.
URL : https://hal.archives-ouvertes.fr/hal-00658909

M. Ettorre, F. F. Manzillo, M. Casaletti, R. Sauleau, L. L. Coq et al., Continuous transverse stub array for Ka-band applications, IEEE Trans. Antennas Propag, vol.63, issue.11, pp.4792-4800, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01234327

J. Ruze, Wide-angle metal-plate optics, IRE Proc, vol.38, issue.1, pp.53-59, 1950.

W. Rotman and R. Turner, Wide-angle microwave lens for line source applications, IEEE Trans. Antennas Propag, vol.11, issue.6, pp.623-632, 1963.

A. F. Peterson and E. O. Rausch, Scattering matrix integral equation analysis for the design of a waveguide Rotman lens, IEEE Trans. Antennas Propag, vol.47, issue.5, pp.870-878, 1999.

R. Luneberg, Mathematical theory of optics, Providence, vol.1, 1944.

C. D. Diallo, E. Girard, H. Legay, and R. Sauleau, All-metal Ku-band Luneburg lens antenna based on variable parallel plate spacing fakir bed of nails, Proc. 11 th Eur. Conf. Antennas Propag. (EUCAP), pp.1401-1404, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01622653

O. Quevedo-teruel, J. Miao, M. Mattsson, A. Algaba-brazalez, M. Johansson et al., Glide-symmetric fully metallic Luneburg lens for 5G communications at Ka-Band, IEEE Antennas and Wireless Propag. Lett, vol.17, issue.9, pp.1588-1592, 2018.

R. F. Rinehart, A solution of the problem of rapid scanning for radar antennas, Journal of Applied Physics, vol.19, pp.860-862, 1948.

Q. Liao, N. J. Fonseca, and O. Quevedo-teruel, Compact multibeam fully metallic geodesic Luneberg lens based on non-euclidian transformation optics, IEEE Trans. Antennas Propag, vol.66, issue.12, pp.7383-7388, 2018.

H. Legay, S. Tubau, E. Girard, J. Ph, R. Fraysse et al., Multiple beam antenna based on a parallel plate waveguide continuous delay lens beamformer, Proc. Int. Symp. Antennas Propag, pp.118-119, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01484538

F. Doucet, N. J. Fonseca, E. Girard, H. Legay, and R. Sauleau, Analysis and design of a continuous parallel plate waveguide multiple beam lens antenna at Ku-band, Proc. 11h Eur. Conf. Antennas Propag. (EUCAP), pp.3631-3635, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01622656

F. Doucet, N. J. Fonseca, E. Girard, H. Legay, and R. Sauleau, Analytical model and study of continuous parallel plate waveguide lens-like multiple beam antennas, IEEE Trans. Antennas Propag, vol.66, issue.9, pp.4426-4436, 2018.
URL : https://hal.archives-ouvertes.fr/hal-01881031

F. Doucet, N. J. Fonseca, E. Girard, H. Legay, and R. Sauleau, Comparison of optimization procedures for the design of continuous parallel plate waveguide multiple beam lens antennas, Proc. 10th
URL : https://hal.archives-ouvertes.fr/hal-02042758

. Eur and . Conf, Antennas Propag. (EUCAP), pp.1-5, 2018.

N. J. Fonseca, H. Legay, S. Tubau, J. P. Fraysse, E. Girard et al., Continuous parallel plate waveguide beamformer based on a bifocal constrained lens design, Proc. IEEE Int. Symp. Antennas Propag, pp.1347-1348, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01416328

D. S. Weile and E. Michielssen, Genetic algorithm optimization applied to electromagnetics : a review, IEEE Trans. Antennas Propag, vol.45, issue.3, pp.343-353, 1997.

G. Godi, R. Sauleau, L. L. Coq, and D. Thouroude, Design and optimization of three-dimensional integrated lens antennas with genetic algorithm, IEEE Trans. Antennas Propag, vol.55, issue.3, pp.770-775, 2007.
URL : https://hal.archives-ouvertes.fr/hal-00143612

M. J. Maybell and G. S. Hardie, EHF waveguide Rotman lens for reconfigurable SATCOM, Proc. 39th ESA Antenna Workshop on Multibeam and Reconfigurable Antennas for Space Applications, 2018.

, Ansoft HFSS version 18, vol.0, 1984.