Non-uniform Metasurface Luneburg Lens Antenna Design (CROSBI ID 185850)
Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija
Podaci o odgovornosti
Bosiljevac, Marko ; Casaletti, Massimiliano ; Caminita, Francesco ; Šipuš, Zvonimir ; Maci, Stefano
engleski
Non-uniform Metasurface Luneburg Lens Antenna Design
A metasurfing concept is demonstrated and applied in the design of Luneburg lens antennas. Using an array of sizevarying circular patches on a dielectric substrate inside a parallel-plate waveguide (PPW) structure variable surface impedance is obtained, which realizes an equivalent refraction index as that of a Luneburg lens. The obtained lens has good bandwidth characteristics and significant fabrication advantages with respect to conventional dielectric lenses. Based on this PPW lens, an H-plane antenna has been designed and simulated.
Luneburg lens antennas; directive antennas; metamaterial surfaces; periodic surfaces
nije evidentirano
nije evidentirano
nije evidentirano
nije evidentirano
nije evidentirano
nije evidentirano
Podaci o izdanju
60 (9)
2012.
4065-4073
objavljeno
0018-926X
10.1109/TAP.2012.2207047