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Density Evolution Analysis of the Iterative Joint Ordered-Statistics Decoding for NOMA [article]

Chentao Yue, Mahyar Shirvanimoghaddam, Alva Kosasih, Giyoon Park, Ok-Sun Park, Wibowo Hardjawana, Branka Vucetic, Yonghui Li
2021 arXiv   pre-print
In this paper, we develop a density evolution (DE) framework for analyzing the iterative joint decoding (JD) for non-orthogonal multiple access (NOMA) systems, where the ordered-statistics decoding (OSD  ...  Numerical examples show that the proposed DE framework accurately tracks the evolution of LLRs during the iterative decoding, especially at moderate-to-high SNRs.  ...  Evolution Analysis of the Iterative Joint Ordered-Statistics Decoding for NOMA Chentao Yue, Member  ... 
arXiv:2112.12378v1 fatcat:6brfy5lfgbcm3ba75ixq34bhem

Performance Improvement of Iterative Demodulation and Decoding for Spatially Coupling Data Transmission by Joint Sparse Graph

2016 KSII Transactions on Internet and Information Systems  
Based on the JSG, an approach for iterative joint demodulation and decoding by belief propagation (BP) is presented as an exploration of the flooding schedule, and based on BP, density evolution equations  ...  To improve the performance of iterative demodulation and decoding for SCDT, a novel joint sparse graph (JSG) with SCDT and LDPC codes is constructed.  ...  Performance Evaluation For simplicity's sake, a half-rate (3, 6)-regular LDPC code and ( ) Density Evolution Analysis Fig. 4 shows the evolution of 2 ( ) t i σ based on Theorem 1.  ... 
doi:10.3837/tiis.2016.12.015 fatcat:nvykuckl6bfqvet6wv26gbppiu

A Joint Optimization Scheme of Resource Allocation in Downlink NOMA with Statistical Channel State Information

Yijing Yao, Jing Cai, Lei Xu, Hongyu Fang, Xiaohui Li
2020 2020 IEEE 20th International Conference on Communication Technology (ICCT)  
In order to maximize the throughput of the downlink Non-Orthogonal Multiple Access (NOMA) system with statistical CSI, the formula of system throughput is derived at first.  ...  By comparing the ergodic date rate of NOMA users with statistical CSI and perfect CSI, the effectiveness of the statistical CSI sorting is verified.  ...  According to the optimal SIC decoding order under the statistical CSI proposed in [10] , the decoding order of the SIC within the group is (1, 2, • • •, K l ) , which is the increasing order of channel  ... 
doi:10.1109/icct50939.2020.9295858 fatcat:hjkc7dpawrfvzkknyyzd2s5e2u

Zero-forcing Oriented Power Minimization for Multi-cell MISO-NOMA Systems: A Joint User Grouping, Beamforming and Power Control Perspective

Yaru Fu, Mingshan Zhang, Lou Salaun, Chi Wan Sung, Chung Shue Chen
2020 IEEE Journal on Selected Areas in Communications  
The associated joint user grouping, beamforming (BF) and power control problem is a mixed integer non-convex programming problem, which is tackled by an iterative distributed methodology.  ...  This is conducted independently of the power control part and has low computational complexity.  ...  m (i) represents the decoding order of user i inπ j,m .  ... 
doi:10.1109/jsac.2020.3000825 fatcat:wmrj4osadfampmqwpv4djf2h3e

Nonorthogonal Multiple Access for Next-Generation Mobile Networks: A Technical Aspect for Research Direction

Muhammad Hussain, Haroon Rasheed, Farman Ullah
2020 Wireless Communications and Mobile Computing  
Nonorthogonal multiple access (NOMA) is one of the capable contenders to achieve the vision of 5G wireless communications.  ...  Supporting a higher number of users than available orthogonal resources is the key feather of NOMA.  ...  In [15] , to find the effect of user pairing for the two-user model of the NOMA system, the authors employed statistically allocated transmit powers among NOMA users.  ... 
doi:10.1155/2020/8845371 fatcat:psel5uq32zayjizarbn432g5ci

Grant-Free Massive NOMA: Outage Probability and Throughput [article]

Rana Abbas, Mahyar Shirvanimoghaddam, Yonghui Li, Branka Vucetic
2017 arXiv   pre-print
We consider successive joint decoding (SJD) and successive interference cancellation (SIC) under a Rayleigh fading and path loss channel model.  ...  For low data rate transmissions, results show that SIC performs close to that of SJD in terms of outage probability for packet arrival rates up to 10 packets per slot.  ...  ACKNOWLEDGEMENT The authors would like to thank Dr. Wei Bao and Dr. Matthias Wildemeersch on their valuable feedback on this work.  ... 
arXiv:1707.07401v1 fatcat:2fhdlcuvg5cz5i56il2baxcs4e

Performance Analysis and Design of Non-orthogonal Multiple Access for Wireless Communications [article]

Zhiqiang Wei
2019 arXiv   pre-print
In this thesis, we study performance analysis and resource allocation designs for non-orthogonal multiple access (NOMA) in wireless communication systems.  ...  (SIC) decoding.  ...  decoding order, which undermining the benefits of NOMA.  ... 
arXiv:1910.00946v1 fatcat:p25bht4j2vaynfdj3xxi7hl3du

Investigation on Evolving Single-carrier NOMA into Multi-carrier NOMA in 5G

Jie Zeng, Tiejun Lv, Ren Ping Liu, Xin Su, Mingyao Peng, Chang Wang, Jiajia Mei
2018 IEEE Access  
of SC-NOMA.  ...  Meanwhile, we consider that the research challenges of SCMA and PDMA might be addressed with the stimulation of the advanced and matured progress in SC-NOMA.  ...  Furthermore, the SIC receiver and the joint decoding receiver are compared in [68] for uplink grant-free NOMA in machine-to-machine communications.  ... 
doi:10.1109/access.2018.2868093 fatcat:xelry2vjgzdwhp3lj42xm4xfua

Guest Editorial Special Issue on Multiple Antenna Technologies for Beyond 5G-Part—I

Jiayi Zhang, Emil Bjornson, Michail Matthaiou, Derrick Wing Kwan Ng, Hong Yang, David J. Love
2020 IEEE Journal on Selected Areas in Communications  
systems when the density of BSs is not large.  ...  The authors analyze the bit error rate of the proposed detector for several scenarios using state evolution equations.  ...  He is a member of the Executive Committee for the National Spectrum Consortium. He is a fellow of the Royal Statistical Society and has been inducted into the Tau  ... 
doi:10.1109/jsac.2020.3001817 fatcat:dr4wt6znafak3jax2nm6z4oooy

Evolution of NOMA Toward Next Generation Multiple Access (NGMA) for 6G [article]

Yuanwei Liu and Shuowen Zhang and Xidong Mu and Zhiguo Ding and Robert Schober and Naofal Al-Dhahir and Ekram Hossain and Xuemin Shen
2022 arXiv   pre-print
As the research on NGMA is in a very early stage, in this paper, we explore the evolution of NGMA with a particular focus on non-orthogonal multiple access (NOMA), i.e., the transition from NOMA to NGMA  ...  Moreover, given the high compatibility and flexibility of NOMA, we provide an overview of current research efforts on multi-antenna techniques for NOMA, promising future application scenarios of NOMA,  ...  At the BS, the two users' signals are successively decoded for a given decoding order via SIC.  ... 
arXiv:2108.04561v2 fatcat:yy2wmlweffft5b2wzefkrde6za

Secrecy Enhancement of Cooperative NOMA Networks with Two-Way Untrusted Relaying

Mona Awad, Shady M. Ibraheem, Sameh A. Napoleon, Waleed Saad, Mona Shokair, Mohamed E. Nasr
2020 IEEE Access  
gain over the other conventional NOMA uplink/downlink schemes in two time slots of communication.  ...  The system parameters have been carefully studied to maitain the desired ESSR performance where we obtain an optimal value for the uplink power sharing coefficient with an arbitrary known value of the  ...  evolution (3GPP-LTE) to minimize large interuser interference and complex analysis inherent to multi-user NOMA model for practical implementation of cooperative NOMA networks, e.g., see [3] . transmission  ... 
doi:10.1109/access.2020.3040951 fatcat:bj2z2fzxnfbozotbzyyfg4xaem

Optimal Design and Orchestration of Mobile Edge Computing with Energy Awareness

Panagiotis Diamantoulakis, Pavlos Bouzinis, Panagiotis Sarigiannidis, Zhiguo Ding, George G.Karagiannidis
2021 IEEE Transactions on Sustainable Computing  
In more detail, the proposed scheme is based on the joint utilization of dynamic user scheduling among OMA/NOMA phases and variable decoding order during the successive interference cancellation in NOMA  ...  In this work, we propose the use of an advanced multiple access technique and its joint design with adaptive task offloading, in order to reduce delay and energy consumption.  ...  the order of decoding for the users can change for specific fractions of the 1-st phase duration.  ... 
doi:10.1109/tsusc.2021.3103476 fatcat:myeqp65kxvapxdhzn32ax6p2ua

A Survey of Non-Orthogonal Multiple Access for 5G

Linglong Dai, Bichai Wang, Zhiguo Ding, Zhaocheng Wang, Sheng Chen, Lajos Hanzo
2018 IEEE Communications Surveys and Tutorials  
Specifically, the basic principle of NOMA will be introduced at first, with the comparison between NOMA and OMA especially from the perspective of information theory.  ...  Finally, we will highlight a range of challenging open problems that should be solved for NOMA, along with corresponding opportunities and future research trends to address these challenges.  ...  By contrast, in [86] , a low-complexity turbolike combination of iterative detection and iterative decoding was conceived for striking a compelling performance versus complexity balance.  ... 
doi:10.1109/comst.2018.2835558 fatcat:ycxmkfe3rjet7eikctqijc554m

Nonorthogonal Multiple Access for 5G and Beyond

Yuanwei Liu, Zhijin Qin, Maged Elkashlan, Zhiguo Ding, Arumugam Nallanathan, Lajos Hanzo
2017 Proceedings of the IEEE  
Non-orthogonal multiple access (NOMA), which has been recently proposed for the 3rd generation partnership projects long-term evolution advanced (3GPP-LTE-A), constitutes a promising technology of addressing  ...  demand for user access required for the Internet of Things (IoT), the fifth generation (5G) networks face challenges in terms of supporting largescale heterogeneous data traffic.  ...  Order statistics [116] can be a helpful tool to assist the associated performance analysis for the sake of obtaining insightful guidelines.  ... 
doi:10.1109/jproc.2017.2768666 fatcat:kpplouvkwbfurhitb3plb3y73m

2018 IndexIEEE Wireless Communications LettersVol. 7

2018 IEEE Wireless Communications Letters  
Lee, S., +, LWC Feb. 2018 54-57 Information analysis Extrinsic Information Analysis of a New Iterative Method Using the Stair Matrix for Massive MIMO Uplink Signal Detection.  ...  ., LWC Dec. 2018 982-985 Extrinsic Information Analysis of a New Iterative Method Using the Stair Matrix for Massive MIMO Uplink Signal Detection.  ... 
doi:10.1109/lwc.2018.2888676 fatcat:olfvetmkt5bt3c572e5y76b5pm
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