Feb 28, 2018 · In this context, this letter introduces a novel joint channel estimation (CE) and multiuser detection (MUD) framework for the frame based multi- ...

Abstract—Grant-free non-orthogonal multiple access is an emerging research topic in machine-type communications, which is used to reduce signaling overhead.

This letter introduces a novel joint channel estimation (CE) and multiuser detection (MUD) framework for the frame based multi-user transmission scenario ...

Grant-free non-orthogonal multiple access (NOMA) is an emerging research topic in machine-type communications, which is used to reduce signaling overhead.

Feb 18, 2021 · The proposed DeepMuD improves the error performance of the uplink NOMA significantly and outperforms the conventional detectors (even with ...

Aug 3, 2021 · In this paper, a new non-orthogonal multiple-access (NOMA) transmission pro- tocol that incorporates orthogonal time frequency space (OTFS).

This paper focuses on uplink grant- free NOMA systems where multiple users communicate by sharing limited system resources in a non-orthogonal way and with no ...

Oct 22, 2024 · Grant-free non-orthogonal multiple access (GF-NOMA) has been recognized as a suitable multiple access technique for mMTC scenarios. Leveraging ...

Dec 1, 2024 · Joint Sparse Channel Estimation and Multiuser Detection Using Spike and Slab Prior-Based Gibbs Sampling for Uplink Grant-Free NOMA.

Side-Information Aided Compressed Multi-User Detection for Up-Link Grant-Free NOMA · Joint Channel Estimation and Multiuser Detection for Uplink Grant-Free NOMA.