2019 8th Asia-Pacific Conference on Antennas and Propagation (APCAP) - IEEE 2019 Proceeding ISSN: 978-1-6654-0054-1 978-1-6654-0055-8 Subjects--Topical Terms: CircuitsComponentsDevices and SystemsDielectrics and PlasmasEngineered MaterialsFieldsWaves and Electromagnetics