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eess.SP2023
Grant-free Massive Random Access with Retransmission: Receiver Optimization and Performance Analysis
Xinyu Bian, Yuyi Mao, Jun Zhang
There is an increasing demand of massive machine-type communication (mMTC) to provide scalable access for a large number of devices, which has prompted extensive investigation on g…
cs.IT2023
Message Passing Meets Graph Neural Networks: A New Paradigm for Massive MIMO Systems
Hengtao He, Xianghao Yu, Jun Zhang +2
As one of the core technologies for 5G systems, massive multiple-input multiple-output (MIMO) introduces dramatic capacity improvements along with very high beamforming and spatial…