[Herb Peyerl] is part of a robotics team, and in his robotics endeavours, learned about AprilTags; small QR-code-like printable patterns that are easily recognizable by even primitive machine vision.

Viscount Systems has been awarded U.S. Patent 8941465 B2, outlining a system and method for physical access control using QR codes and mobile devices, as part of its Freedom Access Control Solution.

Dave Carlin has covered major national news stories and events in the past four decades including Superstorm Sandy and its tri-state impacts, Hurricane Hugo in South Carolina and Iniki on Kauai, ...

Going digital: QR codes have seen a sharp increase in usage over the past two years. The popularity of QR codes have seen many ups and downs over the course of its almost 30-year existence, but with ...