User activity detection and channel estimation for grant-free random access in LEO satellite-enab...

[Free GPT-4]
[PDF] arxiv.org

LEO satellite access network (LEO-SAN) towards 6G: Challenges and approaches

Z ** an …
Guardar Citar Citado por 24 Artículos relacionados Las 2 versiones
[Free GPT-4]
[PDF] arxiv.org

Dense small satellite networks for modern terrestrial communication systems: Benefits, infrastructure, and technologies

NUL Hassan, C Huang, C Yuen… - IEEE Wireless …, 2020 - ieeexplore.ieee.org
Dense small satellite networks (DSSN) in low earth orbits (LEO) can benefit several mobile
terrestrial communication systems (MTCS). However, the potential benefits can only be …
Guardar Citar Citado por 114 Artículos relacionados Las 4 versiones

Joint activity and channel estimation for extra-large MIMO systems

H Iimori, T Takahashi, K Ishibashi… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
Extra large MIMO (XL-MIMO) systems are subject to spatial non-stationarity forming visibility
regions (VRs), which leads to a sub-array-wise sparse structure of the channel matrix. When …
Guardar Citar Citado por 46 Artículos relacionados Las 2 versiones