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eess.SP2022
Random Access with Massive MIMO-OTFS in LEO Satellite Communications
Boxiao Shen, Yongpeng Wu, Jianping An +3
This paper considers the joint channel estimation and device activity detection in the grant-free random access systems, where a large number of Internet-of-Things devices intend t…
eess.SP2022★ 4 cited
Low Earth Orbit Satellite Security and Reliability: Issues, Solutions, and the Road Ahead
Pingyue Yue, Jianping An, Jiankang Zhang +5
Low Earth Orbit (LEO) satellites undergo a period of rapid development driven by ever-increasing user demands, reduced costs, and technological progress. Since there is a paucity o…