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Iterative Receivers for Downlink MIMO-SCMA: Message Passing and Distributed Cooperative Detection
[article]
2017
arXiv
pre-print
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In this paper, we consider a downlink MIMO-SCMA system over frequency selective fading channels. ...
We further consider cooperative network and propose two distributed cooperative detection schemes to exploit the diversity gain, namely, belief consensus-based algorithm and Bregman alternative direction ...
The results demonstrate the superior performance of the proposed message passing receivers for MIMO-SCMA system and also show the great potentials of using cooperative detection. ...
arXiv:1710.08590v1
fatcat:3ocidpbu4jeixii42ufmor43gy
Iterative Receivers for Downlink MIMO-SCMA: Message Passing and Distributed Cooperative Detection
2018
IEEE Transactions on Wireless Communications
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In this paper, we consider a downlink MIMO-SCMA system over frequency selective fading channels. ...
By introducing auxiliary variables, a stretched factor graph is constructed and a hybrid belief propagation (BP) We further consider cooperative network and propose two distributed cooperative detection ...
The results demonstrate the superior performance of the proposed message passing receivers for MIMO-SCMA system and also show the great potentials of using cooperative detection. ...
doi:10.1109/twc.2018.2813378
fatcat:4jonk73dqrgopjbsoijgx4batm
Energy-Efficient User Clustering and Downlink Beamforming for MIMO-SCMA in C-RAN
2021
IEEE Access
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In [11] , a joint sparse graph is constructed for a MIMO-SCMA system model, and the corresponding virtual SCMA codebooks are designed for the detector, wherein the message passing algorithm (MPA) is employed ...
The authors in [14] propose near-optimal lowcomplexity iterative receivers based on factor graph for a downlink MIMO-SCMA system over frequency selective fading channels. ...
doi:10.1109/access.2021.3104259
fatcat:24q57cfg25du7dkyxtgthz3x7y
Table of contents
2018
IEEE Transactions on Wireless Communications
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Difan Zou, Chen Gong, and Zhengyuan Xu Iterative Receivers for Downlink MIMO-SCMA: Message Passing and Distributed Cooperative Detection ............ .............................. ...
Chen Gong, Zhengyuan Xu, and Jinkang Zhu Downlink Beamforming for Energy-Efficient Heterogeneous Networks With Massive MIMO and Small Cells ....... ................... Long D. ...
doi:10.1109/twc.2018.2819524
fatcat:dus4juudgbe4zihwxbvuulstpy
Sparse Code Multiple Access: Potentials and Challenges
2021
IEEE Open Journal of the Communications Society
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are expected to be assigned, and how SCMA can be combined with other existing and emerging technologies. ...
Then, its system architecture is highlighted and its basic principles are presented, afterwards a review of exiting codebook designs and available SCMA detectors is provided, before showing how resources ...
for MIMO-SCMA systems. ...
doi:10.1109/ojcoms.2021.3081166
fatcat:asq4vwdswzh37imgpdku7ipkiq
2018 IndexIEEE Wireless Communications LettersVol. 7
2018
IEEE Wireless Communications Letters
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., +, LWC Feb. 2018 46-49 Partially Active Message Passing Receiver for MIMO-SCMA Systems. ...
., +, LWC Dec. 2018 926-929 Partially Active Message Passing Receiver for MIMO-SCMA Systems. ...
doi:10.1109/lwc.2018.2888676
fatcat:olfvetmkt5bt3c572e5y76b5pm
2020 Index IEEE Transactions on Wireless Communications Vol. 19
2020
IEEE Transactions on Wireless Communications
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Identification for MIMO Systems in Dynamic Environments; TWC June 2020 3643-3657 Huang, C., see Yang, M., TWC Sept. 2020 5860-5874 Huang, D., Tao, X., Jiang, C., Cui, S., and Lu, J ...
., and Saad, W., Joint Access and Backhaul Resource Management in Satellite-Drone Networks: A Competitive Market Approach; TWC June 2020 3908-3923 Hu, Y.H., see Xia, M., TWC June 2020 3769-3781 Hua, ...
., +, TWC Aug. 2020 5420-5432 Message passing Iterative Receiver Design for FTN Signaling Aided Sparse Code Multiple Access. ...
doi:10.1109/twc.2020.3044507
fatcat:ie4rwz4dgvaqbaxf3idysubc54
An Efficient Code-Domain NOMA Transceiver for mm-Wave Hybrid Massive MIMO Architectures
[article]
2020
arXiv
pre-print
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Additionally, a novel receiver architecture which is an improvement over classical one is proposed for uplink MUSA. ...
It is shown that classical receivers of sparse code multiple access (SCMA) and multi-user shared access (MUSA) can be directly adapted. ...
In [13] , graph based iterative receivers for downlink MIMO-SCMA system with cooperation is proposed and performance comparison with existing receivers is provided where number of antennas is equal to ...
arXiv:2007.04056v2
fatcat:4bmehbgyajcrpbbccnvockfxvq
Multiple Access Techniques for Next Generation Wireless: Recent Advances and Future Perspectives
2016
EAI Endorsed Transactions on Wireless Spectrum
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Starting from the first generation, several multiple access techniques have been explored in different generations and various emerging multiplexing/multiple access techniques are being investigated for ...
Subsequently, it highlights the main features and the drawbacks of various existing and emerging multiplexing/multiple access techniques. ...
However, the sparsity feature of SCMA codewords allows to utilize low complexity detection algorithms such as message passing algorithm [62] . ...
doi:10.4108/eai.19-1-2016.151002
fatcat:7yxosuz675efvpme6b47bm5idu
Multidimensional Constellations for Uplink SCMA Systems --- A Comparative Study
[article]
2018
arXiv
pre-print
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All turbo-coded comparisons are performed for bit-interleaved coded modulation, with a concatenated detection and decoding scheme. ...
The performance of some of those constellations are evaluated for uncoded, high-rate, and low-rate LTE turbo-coded SCMA systems under different channel conditions through extensive simulations. ...
At the receiver, due to the sparseness of LDS, the widely used message passing algorithm (MPA) [23] can be used for detection. ...
arXiv:1804.05814v2
fatcat:3lnow44cvvdpxin5e4baas44rm