Abstract: A multiple-input–multiple-output (MIMO) antenna system for a 4G/5G full-screen metal-frame smartphone with a narrow ground clearance of 2 mm is presented in this letter. The long-term ...

Abstract: A dual-feed shared-radiator metal-frame full-screen mobile phone antenna is proposed for the global positioning system (GPS) L5 band and the long-term evolution (LTE) bands in this ...