3 papers
eess.SP2026
Random Access for LEO Satellite Communication Systems via Deep Learning
Hyunwoo Lee, Ian P. Roberts, Jinkyo Jeong +1
Integrating contention-based random access procedures into low Earth orbit (LEO) satellite communication (SatCom) systems poses new challenges, including long propagation delays, l…
eess.SP2026
Timing-Aware Satellite Association for Multi-LEO Direct-to-Handset Communications
Hyunwoo Lee, Incheol Hwang, Daesik Hong
The rapid deployment of large-scale low Earth orbit (LEO) satellite constellations has positioned direct-to-handset (D2H) communications as a key enabler of future non-terrestrial…
eess.SP2025
Can TDD Be Employed in LEO SatCom Systems? Challenges and Potential Approaches
Hyunwoo Lee, Ian P. Roberts, Jehyun Heo +4
Frequency-division duplexing (FDD) remains the de facto standard in modern low Earth orbit (LEO) satellite communication (SatCom) systems, such as SpaceX's Starlink, OneWeb, and Am…