IIDRE, recognized as a UWB expert thanks to its 4 years of R&D, is highlighted by the French Association of Topography, in the last issue of its quarterly magazine « XYZ« : « The Ultra wideband, a topographic positioning system without satellite ». This publication, written by Joël Van Cranenbroeck, founder of CGEOS, a Belgian company with expertise in GNSS positioning and navigation and partner of IIDRE, highlights the precision provided by the UWB and its possible coupling with GNSS to ensure continuity of location, a numerous application with high potential.