Abstract: This letter presents three downlink transmission and user cooperation (UC) methods for visible light communication (VLC)/ radio frequency (RF) systems with non-orthogonal multiple access ...

Abstract: The assessment of maximum exposure levels generated by 5G base stations (BSs) via the maximum-power extrapolation (MPE) procedure defined in international standards is challenged by the ...

This system uses AI agents to automatically detect revenue leakage in billing systems by analyzing billing data, service provisioning records, usage logs, and contracts. The system employs three ...

File photo shows a visitor has her blood pressure measured by a smart sphygmomanometer during an "Internet plus healthcare" exhibition of the ongoing fourth China-Arab States Expo in Yinchuan, ...