Y. N. PhuaE. H. LimB. K. Chung2024-11-142024-11-142018-01-10https://doi.org/10.1002/mop.30986https://dspace-cris.utar.edu.my/handle/123456789/7136<jats:title>Abstract</jats:title><jats:p>The Vivaldi tapered slot antenna is incorporated with a dumbbell‐shaped microstrip ring resonator for designing a reflectarray that can achieve a maximum phase range of 371° and a −1‐dB gain bandwidth of 10.6%. Use of travelling‐wave radiator has made possible full phase range and low phase sensitivity.</jats:p>journal-article