3 papers
eess.SP2026
Joint User Association and Pilot Assignment via Phase-Shifted Pilots for Scalable Cell-Free mMIMO
Mumtaz Ozlen, Ahmet Sacid Sumer, Ahmed Naeem +1
Cell-free massive multiple-input multiple-output (CF-mMIMO) promises uniform service across the coverage area, and this service relies on accurate channel estimation for every user…
eess.SP2025
Adaptive Phase-Shifted Pilot Design for Uplink Multiple Access in ISAC Systems
Ahmet Sacid Sümer, Ebubekir Memişoğlu, Hüseyin Arslan
In uplink integrated sensing and communication (ISAC) systems, pilot signal design is crucial for enabling accurate channel estimation and reliable radar sensing. In orthogonal fre…
eess.SP2024
An Efficient Low-Complexity RSMA Scheme for Multi-User Decode-and-Forward Relay Systems
Ahmet Sacid Sümer, Mehmet Mert Şahin, Hüseyin Arslan
Rate-Splitting Multiple Access (RSMA) is a promising strategy for ensuring robust transmission in multi-antenna wireless systems. In this paper, we investigate the performance of R…