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Article

Hybrid Precoding Algorithm for Millimeter-Wave Massive MIMO-NOMA Systems

1
Department of Electronics and Communication Engineering, Sikkim Manipal Institute of Technology, Sikkim Manipal University, Gangtok 737136, Sikkim, India
2
Department of Information Technology, North Eastern Hill University, Shillong 793022, Meghalaya, India
3
Instituto de Telecomunicações (IT), Departamento de Eletrónica, Telecomunicações e Informática (DETI), University of Aveiro, 3810-193 Aveiro, Portugal
4
Faculty of Mechanical-Electrical and Computer Engineering, School of Engineering and Technology, Van Lang University, 69/68 Dang Thuy Tram Street, Ward 13, Binh Thanh District, Ho Chi Minh City 70000, Vietnam
5
Department of Computer Science, Indian Institute of Technology Guwahati, Guwahati 781039, Assam, India
6
Department of Computer Science and Information Engineering, College of Information and Electrical Engineering, Asia University, Taichung City 41354, Taiwan
*
Author to whom correspondence should be addressed.
Electronics 2022, 11(14), 2198; https://doi.org/10.3390/electronics11142198
Submission received: 1 June 2022 / Revised: 4 July 2022 / Accepted: 11 July 2022 / Published: 13 July 2022
(This article belongs to the Section Computer Science & Engineering)

Abstract

In this paper, the performance of the millimeter-wave (mmWave) massive multiple-input multiple-output (mMIMO) non-orthogonal multiple access (NOMA) systems is investigated under multiple user scenarios. The performance of the system has been analyzed in terms of spectral efficiency (SE), energy efficiency (EE), and computational complexity. In the case of the mMIMO system, the linear precoder with matrix inversion becomes less efficient due to its high computational complexity. Therefore, the design of a low-complex hybrid precoder (HP) is the main aim of this paper. Here, the authors have proposed a symmetric successive over-relaxation (SSOR) complex regularized zero-forcing (CRZF) linear precoder. Through simulation, this paper demonstrates that the proposed SSOR-CRZF-HP performs better than the conventional linear precoder with reduced complexity.
Keywords: hybrid precoder (HP); non-orthogonal multiple access (NOMA); massive MIMO (mMIMO); channel capacity; energy efficiency; computational complexity hybrid precoder (HP); non-orthogonal multiple access (NOMA); massive MIMO (mMIMO); channel capacity; energy efficiency; computational complexity

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MDPI and ACS Style

Sur, S.N.; Kandar, D.; Silva, A.; Nguyen, N.D.; Nandi, S.; Do, D.-T. Hybrid Precoding Algorithm for Millimeter-Wave Massive MIMO-NOMA Systems. Electronics 2022, 11, 2198. https://doi.org/10.3390/electronics11142198

AMA Style

Sur SN, Kandar D, Silva A, Nguyen ND, Nandi S, Do D-T. Hybrid Precoding Algorithm for Millimeter-Wave Massive MIMO-NOMA Systems. Electronics. 2022; 11(14):2198. https://doi.org/10.3390/electronics11142198

Chicago/Turabian Style

Sur, Samarendra Nath, Debdatta Kandar, Adão Silva, Nhan Duc Nguyen, Sukumar Nandi, and Dinh-Thuan Do. 2022. "Hybrid Precoding Algorithm for Millimeter-Wave Massive MIMO-NOMA Systems" Electronics 11, no. 14: 2198. https://doi.org/10.3390/electronics11142198

APA Style

Sur, S. N., Kandar, D., Silva, A., Nguyen, N. D., Nandi, S., & Do, D.-T. (2022). Hybrid Precoding Algorithm for Millimeter-Wave Massive MIMO-NOMA Systems. Electronics, 11(14), 2198. https://doi.org/10.3390/electronics11142198

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