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  • S. M. Riazul Islam, Nurilla Avazov, Octavia A. Dobre, Kyung-Sup Kwak
  • Computer Science, Mathematics
  • IEEE Communications Surveys & Tutorials
  • 2017 (First Publication: 20 September 2016)
  • Non-orthogonal multiple access (NOMA) is one of the promising radio access techniques for performance enhancement in next-generation cellular communications. Compared to orthogonal frequency divisionExpand
  • Ming Zeng, Animesh Yadav, Octavia A. Dobre, Georgios I. Tsiropoulos, H. Vincent Poor
  • Computer Science, Mathematics
  • IEEE Journal on Selected Areas in Communications
  • 2017 (First Publication: 8 June 2017)
  • In this paper, the performance of multiple-input multiple-output non-orthogonal multiple access (MIMO-NOMA) is investigated, when multiple users are grouped into a cluster. The superiority ofExpand
  • Georgios I. Tsiropoulos, Octavia A. Dobre, Mohamed Hossam Ahmed, Kareem E. Baddour
  • Computer Science
  • IEEE Communications Surveys & Tutorials
  • 2016 (First Publication: 21 January 2016)
  • This paper provides an overview of cognitive radio (CR) networks, with focus on the recent advances in resource allocation techniques and the CR networks architectural design. The contribution ofExpand