ALEXANDRIA, Va., July 3 -- United States Patent no. 12,346,121, issued on July 1, was assigned to HEXAGON GEOSYSTEMS SERVICES AG (Heerbrugg, Switzerland).
"System for 3D surveying by a UGV and a UAV with automatic provision of referencing of UGV lidar data and UAV lidar data" was invented by Lukas Heinzle (Wadenswil, Switzerland), Pascal Gohl (Winterhur, Switzerland), Andreas Gerster (Eutingen, Germany) and Pascal Strupler (Ennetbaden, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for 3D surveying of an environment by an unmanned ground vehicle (UGV) and an unmanned aerial vehicle (UAV) has two lidar devices. A reference unit has a first and a second marker in a spatially fixed arrangem...