The Europeans are stepping up pleas to Trump over Ukraine while he’s ‘mocked’ by Putin. World affairs editor Sam Kiley explains how the US is no longer seen as a European ally ...

Due to the unpredictable wireless power transfer (WPT) path losses and the unknown location of RF sources, the received RF power is distributed with unknown power levels in WPT scenarios. Therefore, ...

Recently, there has been a major shift in advanced driver assistance systems (ADAS) from the camera and LiDAR-oriented systems to mmWave radar-based systems. Such high-frequency band radars currently ...