%0 Journal Article %T FREQUENCY SCANNING ANTENNA ARRAYS WITH METAMATERIAL BASED PHASED SHIFTERS %A Branka Jokanovi£¿ %A Nikola Bo£¿kovi£¿ %A Vera Markovi£¿ %J - %D 2019 %X This paper presents a simple design of linear series-fed frequency scanning antenna arrays with: (a) identical rectangular dipoles and (b) pentagonal dipoles having different impedances to provide enhanced side lobe suppression. Phase shifters are designed as a metamaterial unit cell consisting of split-ring resonators coupled with the parallel microstrip line. Shifter models variations are described and control of phase is demonstrated. Two antenna arrays are manufactured and measure %K scanning antenna array %K linear array %K series feeding %K pentagonal dipole %K phase shifter %K split-ring resonator %U http://casopisi.junis.ni.ac.rs/index.php/FUElectEnerg/article/view/4583