Nature

The surprising science behind red-light therapy — and how it really works

People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some ...
IEEE

An 80×60 Flash LiDAR Sensor with In-Pixel Histogramming TDC Based on Quaternary Search and Time-Gated Δ-Intensity Phase Detection for 45m Detectable Range and Background ...

Abstract: Light detection and ranging (LiDAR) sensors have become one of the key building blocks to realize metaverse applications with VR/AR in mobile devices and level-5 automotive vehicles. In ...
IEEE

Filtering Visible Light Reflections with a Single-Pixel Photodetector

Abstract: Light-based positioning systems (LPS) are gaining significant attention as a means to provide localization with cm accuracy. Many of these systems estimate the object position based on the ...