8 papers
Fluid Antennas Assisted RIS-NOMA Communication Networks
Xinwei Yue, He Geng, Jingjing Zhao +3
This paper introduces a fluid antenna system (FAS) into reconfigurable intelligent surface (RIS) assisted non-orthogonal multiple access (NOMA) communication networks, where the no…
Space-Time Rate-Splitting Multiple Access for Multibeam LEO Satellite Networks
Jaehyup Seong, Byungju Lee, Aryan Kaushik +1
This paper proposes a novel space-time rate-splitting multiple access (ST-RSMA) framework for multibeam low Earth orbit (LEO) satellite communications (SATCOM) systems, where space…
Towards 6G Evolution: Three Enhancements, Three Innovations, and Three Major Challenges
Rohit Singh, Aryan Kaushik, Wonjae Shin +6
Over the past few decades, wireless communication has witnessed remarkable growth, experiencing several transformative changes. This article aims to provide a comprehensive overvie…
A Tutorial on Non-Terrestrial Networks: Towards Global and Ubiquitous 6G Connectivity
Muhammad Ali Jamshed, Aryan Kaushik, Sanaullah Manzoor +5
The International Mobile Telecommunications (IMT)-2030 framework recently adopted by the International Telecommunication Union Radiocommunication Sector (ITU-R) envisions 6G networ…
Rate-Splitting Multiple Access for GEO-LEO Coexisting Satellite Systems: A Traffic-Aware Throughput Maximization Precoder Design
Jaehak Ryu, Aryan Kaushik, Byungju Lee +1
The frequency coexistence between geostationary orbit (GEO) and low earth orbit (LEO) satellite systems is expected to be a promising approach for relieving spectrum scarcity. Howe…
Non-Terrestrial Networks for 6G: Integrated, Intelligent and Ubiquitous Connectivity
Muhammad Ali Jamshed, Aryan Kaushik, Miguel Dajer +6
Universal connectivity has been part of past and current generations of wireless systems, but as we approach 6G, the subject of social responsibility is being built as a core compo…