Waze seems to have started testing support for traffic lights on its navigation maps. The feature is reportedly being tested only in one country for now. Waze users have been wanting the traffic light ...

Abstract: Light-based communications offer a promising alternative to alleviate congestion in crowded radio frequency bands and extend communication frequencies towards the THz range. This paper ...

Abstract: Phonocardiogram (PCG) signal quality is influenced by the contact force between the PCG sensor and the skin, but the optimal contact force range has not yet been precisely and fully ...

While we may be used to seeing cameras on top of traffic lights at major intersections, they're used for more than simply watching out for red-light runners. In fact, there are two main types of ...