4 papers
Beam scheduling policy for communications and PNT services from LEO satellites
Alejandro Gonzalez-Garrido, Francesco Menzione, Ottavio M. Picchi +1
Future low Earth orbit (LEO) constellations are expected to provide positioning, navigation, and timing (PNT) as a native service alongside broadband, removing the GNSS dependency…
5G Positioning Reference Signal impact assessment in Non-Terrestrial Networks communication service
Alejandro Gonzalez-Garrido, Ottavio M. Picchi, Francesco Menzione
5G New Radio (NR) Non-Terrestrial Networks (NTNs) extend cellular connectivity through Low Earth Orbit (LEO) and Medium Earth Orbit (MEO) satellite constellations while enabling th…
When 5G NTN Meets GNSS: Tracking GNSS Signals under Overlaid 5G Waveforms
Idir Edjekouane, Alejandro González Garrido, Jorge Querol +1
Global Navigation Satellite Systems (GNSS) provide the backbone of Positioning, Navigation, and Timing (PNT) but remain vulnerable to interference. Low Earth Orbit (LEO) constellat…
Joint Communications, Sensing, and Positioning in 6G Multi-Functional Satellite Systems: Survey and Open Challenges
Chandan Kumar Sheemar, Jorge Querol, Wali Ullah Khan +7
Satellite systems are expected to be a cornerstone of sixth-generation (6G) networks, providing ubiquitous coverage and supporting a wide range of services across communications, s…