WULANDARI, Dina Puspa; WIJAYANTO, Heroe; EDWAR, Edwar. An Investigation of Defected Ground Structure Effect on Bandwidth Enhancement of U-Shape Microstrip Antenna for Small Ultra Wide-Band Radar Device. JMECS (Journal of Measurements, Electronics, Communications, and Systems), [S. l.], v. 5, n. 1, p. 20–25, 2019. DOI: 10.25124/jmecs.v5i1.2018. Disponível em: https://journals.telkomuniversity.ac.id/jmecs/article/view/2018. Acesso em: 10 sep. 2025.