Hackaday

Accurately Aiming Audio With An Ultrasonic Array

When [Electron Impressions] used a powerful ultrasonic array to project a narrow beam of sound toward a target, he described ...
IEEE

Curvature Variance Method for Indoor Human Localization Using MIMO FMCW Radar

Abstract: Indoor human localization (IHL) using radar is an essential technology for various applications. However, accurately identifying human presence indoors is complicated by strong reflections ...
GamesRadar+

The Duffer Brothers tease a secret Stranger Things project as they confirm the universe will be "very different" from Game of Thrones and Star Wars: "We're just not like that"

Sci-Fi Shows Stranger Things documentary director suggests season 5 theory is "wishful thinking," and no secret episode 9 is coming Sci-Fi Shows New Stranger Things documentary confirms season 5 could ...
IEEE

Sparsity-Driven Radar Imaging Using Two-Step OMP With a Unified Rectangular Plate Model

Abstract: Traditional radar imaging methods based on point target models fail to achieve ideal results for extended targets, while simultaneously using multiple models introduces redundancy. This ...