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cs.IT2022
A Novel K-Repetition Design for SCMA
Ke Lai, Zilong Liu, Jing Lei +3
This work presents a novel K-Repetition based HARQ scheme for LDPC coded uplink SCMA by employing a network coding (NC) principle to encode different packets, where K-Repetition is…
cs.IT2021★ 1 cited
Analyzing Uplink Grant-free Sparse Code Multiple Access System in Massive IoT Networks
Ke Lai, Jing Lei, Yansha Deng +2
Grant-free sparse code multiple access (GF-SCMA) is considered to be a promising multiple access candidate for future wireless networks. In this paper, we focus on characterizing t…