Tall buildings block GNSS signals, making satellite navigation in urban canyons very challenging. (Photo: RoschetzkyIstockPhoto/iStock/Getty Images Plus/Getty Images) GPS positioning for navigation and mapping is challenging in urban environments, where GPS signals often are blocked by tall buildings. The following…
The ZED-F9K module is designed to keep cars in their lanes. (Photo: u-blox) The new u‑blox ZED-F9K GNSS and dead-reckoning module is designed to bring continuous lane accurate positioning to challenging urban environments. The module offers both high-precision multi-band GNSS and inertial sensors.…
Spry Drone briefly submerges under water to flip on its belly then fly in the air like a bird (PRNewsfoto/Urban Drones) SwellPro USA and Urban Drones have released a waterproof drone, the Spry, that can briefly submerge like a submarine,…
Above: The constructed 3D model for 26 buildings; below: illustration of the direction of recording of surfaces. Click to enlarge. By Nesreen I. Ziedan, Zagazig University, Egypt / Presented at ION GNSS+ 2017, September 2017 Multipath is a major source…
