The rapid growth of grid-connected photovoltaic (PV) systems has increased the demand for compact, high-efficiency, and cost-effective power conversion technologies. Transformerless solar inverters are increasingly used in modern PV systems because they eliminate bulky isolation...
Open access
Research Article10.9734/ajopacs/2026/v14i2300
5G communication demands compact, efficient antennas capable of operating in key bands like 3.5 GHz to support high data rates and reliable connectivity. Among various types, antenna design focuses on balancing performance, size, and integration for modern wireless applications....
Open access
Research Article10.9734/ajopacs/2026/v14i2301
Accurate characterisation of large-scale radio attenuation is important for fifth-generation (5G) network planning, particularly in heterogeneous urban environments. This study reports a drive-test assessment conducted in Lagos and Ibadan in southern Nigeria and Abuja and Kano in...
Open access
Research Article10.9734/ajr2p/2026/v10i4244
Osteoporotic bone fractures require safe, repeatable monitoring approaches, particularly when repeated exposure to ionising radiation is undesirable. This study presents the simulation-based design of a compact wearable microstrip patch antenna for microwave assessment of bone-fr...
Open access
Research Article10.9734/ajr2p/2026/v10i2224