3 papers
eess.SP2025
Uplink SCMA-empowered Uncoordinated Random Access for Future mMTC
Pengyu Gao, Qu Luo, Jing Zhu +3
In this paper, a novel uncoordinated random access (URA) protocol is presented to address the pressing demand for massive connectivity with low access latency in future massive mac…
cs.IT2023
Index Modulation for Fluid Antenna-Assisted MIMO Communications: System Design and Performance Analysis
Jing Zhu, Gaojie Chen, Pengyu Gao +3
In this paper, we propose a transmission mechanism for fluid antennas (FAs) enabled multiple-input multiple-output (MIMO) communication systems based on index modulation (IM), name…
cs.IT2022
Low-Complexity Block Coordinate Descend Based Multiuser Detection for Uplink Grant-Free NOMA
Pengyu Gao, Zilong Liu, Pei Xiao +2
Grant-free non-orthogonal multiple access (NOMA) scheme is considered as a promising candidate for the enabling of massive connectivity and reduced signalling overhead for Internet…