1. Department of Navigation and Positioning, Finnish Geospatial Research Institute (FGI), National Land Survey of Finland (NLS), Espoo, Finland
2. Faculty of Information Technology and Communication Sciences, Electrical Engineering Unit, Tampere University, Tampere, Finland
3. Department of Radio Science and Engineering, Aalto University, Espoo, Finland
4. School of Technology and Innovation, University of Vaasa, Vaasa, Finland
5. Digital Economy Research Platform, University of Vaasa, Vaasa, Finland
6. School of Marketing and Communication, University of Vaasa, Vaasa, Finland