Gain and Bandwidth Considerations for Microstrip Patch Antenna Employing U and Quad L shaped Slots with DGS and Parasitic Elements for WiMax / WiFi Applications. EJENG [Internet]. 2020 Mar. 19 [cited 2025 Nov. 23];5(3):327-30. Available from: https://ej-eng.org/index.php/ejeng/article/view/1834