Abstract: In this communication, a new sampling method called the knowledge-based sampling method (KBSM) is proposed for deep learning (DL)-assisted planar antenna array design. This approach uses ...

Abstract: This article proposes a novel calibration method for linear array antennas based on the scattering signals of a standard metal cylinder. The method sequentially activates each element of the ...

Have you heard of “purge calibration”? Purge is becoming a bad word in the 3D print industry. It’s a process required when changing colors on a multicolor FFF 3D printer: a filament is automatically ...

A view of the seized drugs after combined efforts in the first half of 2025 led to the seizure of 2,326 tons of drugs, including 327 tons of cocaine, and major financial losses for criminal ...