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Data detection method for uplink massive MIMO systems based on the long recurrence enlarged conjugate gradient
2022
International Journal of Power Electronics and Drive Systems (IJPEDS)
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With a small number of iterations, the suggested approach achieves near-optimal performance of a standard MMSE algorithm.</p> ...
The long recurrence enlarged conjugate gradient (LRE-CG) approach is proposed in this study as a way to iteratively realize the MMMS algorithm while avoiding the complications of matrix inversion. ...
When compared to level 2 in the original cell-free massive MIMO [44] , this distributed processing technique has been demonstrated to significantly enhance the SE. ...
doi:10.11591/ijece.v12i4.pp3911-3921
fatcat:jtzcoszd2zgubbsli4h3glkemy
2021 Index IEEE Transactions on Signal Processing Vol. 69
2021
IEEE Transactions on Signal Processing
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-that appeared in this periodical during 2021, and items from previous years that were commented upon or corrected in 2021. ...
The primary entry includes the coauthors' names, the title of the paper or other item, and its location, specified by the publication abbreviation, year, month, and inclusive pagination. ...
., +, TSP 2021 3541-3554 A Smart Pilot Assignment in Multi-Cell Massive MIMO Systems Using Virtual Modeling of Assigning Cost. ...
doi:10.1109/tsp.2022.3162899
fatcat:kcubj566gzb4zkj7xb5r5we3ri
Detection of Pilot-hopping Sequences for Grant-free Random Access in Massive Mimo Systems
2019
ICASSP 2019 - 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP)
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We utilize the channel hardening and favorable propagation properties of massive multiple-input multipleoutput (MIMO) to simplify the user detection. ...
In this paper, we study an active user detection problem for massive machine type communications (mMTC). ...
Related Works Related works on detecting active users in grant-free random access with massive MIMO study one coherence interval at a time. ...
doi:10.1109/icassp.2019.8682734
dblp:conf/icassp/BecirovicBL19
fatcat:akelaswkrraxlnohjcfvqg6wni
Low-Resolution ADCs for Wireless Communication: A Comprehensive Survey
2019
IEEE Access
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As a core technology of the fifth-generation (5G) mobile communication, massive multi-input multi-output (MIMO) technology can fully exploit the space resources and greatly improve the spectral and energy ...
However, massive MIMO systems are faced with the problems of mass data processing, high hardware cost, and huge total power consumption. ...
From 2018 to 2020, he will be a Visiting Scholar with the Department of Aeronautics and Astronautics, Shanghai Jiao Tong University (SJTU). ...
doi:10.1109/access.2019.2927891
fatcat:2qmas34hsrbwtilozekisqe5r4
2019 Index IEEE Transactions on Communications Vol. 67
2019
IEEE Transactions on Communications
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., +, TCOMM Oct. 2019
6766-6780
Techniques for System Information Broadcast in Cell-Free Massive MIMO. ...
Lin, T., +, TCOMM May 2019 3693-3708 Max-Min Rate of Cell-Free Massive MIMO Uplink With Optimal Uniform Quantization. ...
S
Satellite antennas On the Performance of LMS ...
doi:10.1109/tcomm.2019.2963622
fatcat:qd6so3reavde3eiukfknmpbfsu
Joint Activity Detection, Channel Estimation, and Data Decoding for Grant-free Massive Random Access
[article]
2021
arXiv
pre-print
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In the massive machine-type communication (mMTC) scenario, a large number of devices with sporadic traffic need to access the network on limited radio resources. ...
While grant-free random access has emerged as a promising mechanism for massive access, its potential has not been fully unleashed. ...
for massive multi-input multi-output (MIMO) systems in [18] . ...
arXiv:2107.05246v1
fatcat:twvrnbjysbcxbjv5pwtvnepgm4
A downlink non-orthogonal multiple access scheme having physical layer security
2018
EURASIP Journal on Wireless Communications and Networking
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As a secure wireless channel-coded communication scheme, we have proposed a chaos multiple-input multiple-output (C-MIMO) scheme using the principle of chaos communication. ...
By applying C-MIMO into a power-domain non-orthogonal multiple access transmission, we were able to demonstrate the operation and suitability of the C-NOMA configuration for handling both large capacity ...
Authors' contributions NH (first author) and EO (second author) made contributions to the project conceptualization and design, and analysis and interpretation of data, and were involved in drafting and ...
doi:10.1186/s13638-018-1156-8
fatcat:rz2zukwolnbphac7midzm7y6dq
Compensation of Phase Noise in Massive-MIMO Uplink Communications Based on Expectation-Maximization Algorithm
[article]
2024
arXiv
pre-print
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2022 pre-print arXiv:2207.08213v1 fatcat:vndb7jhnsbhizlaw74xpix4ynyOther Versions
This is even more crucial in the case of massive MIMO, since the number of PN sources may increase considerably. ...
We consider a massive MIMO framework with a general association of oscillators to antennas, and include other channel disturbances like imperfect channel state information and Rician block fading. ...
The latter is then used in the MIMO demodulator to compute log-likelihood ratios (LLRs) for the transmitted symbols. These are converted to bit LLRs and input to the FEC decoders, one for each user. ...
arXiv:2207.08213v3
fatcat:iq244cxy75d6tjticdzyfmcbpm
A Reduced Complexity Ungerboeck Receiver for Quantized Wideband Massive SC-MIMO
[article]
2020
arXiv
pre-print
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Employing low resolution analog-to-digital converters in massive multiple-input multiple-output (MIMO) has many advantages in terms of total power consumption, cost and feasibility of such systems. ...
factorization, which avoids the use of a complex whitening filter. ...
More recently, a maximum-likelihood sequence estimator for one-bit wideband massive MIMO is proposed in [67] . ...
arXiv:2007.08467v3
fatcat:gpdyswowzjbz3lz6gq5kzqfdxe
Massive Access for 5G and Beyond
[article]
2020
arXiv
pre-print
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A typical application of massive access is the cellular Internet of Things (IoT). ...
This paper presents a comprehensive survey of aspects of massive access design for B5G wireless networks. ...
Moreover, to improve the utilization efficiency of the lowresolution ADCs in cell-free massive MIMO, a quantization bit allocation scheme was proposed in [159] .
B. ...
arXiv:2002.03491v2
fatcat:e632upafkvhwlm4m2mwhbeleam
Limited Feedback Channel Estimation in Massive MIMO With Non-Uniform Directional Dictionaries
2018
IEEE Transactions on Signal Processing
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2017 pre-print arXiv:1712.10085v1 fatcat:qwatqdg7o5aabdjxnjiqwglpvmOther Versions
massive MIMO. ...
The proposed algorithms are lightweight in terms of computation, especially on the user equipment side, making them ideal for actual deployment in 5G systems. ...
the DFT matrix were chosen for the Beamforming gain as a function of M T in the massive MIMO regime. ...
doi:10.1109/tsp.2018.2865412
fatcat:lfgvhankarfbvhuxs73qvhtb3y
Fifty Years of MIMO Detection: The Road to Large-Scale MIMOs
2015
IEEE Communications Surveys and Tutorials
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The emerging massive/large-scale MIMO (LS-MIMO) systems relying on very large antenna arrays have become a hot topic of wireless communications. ...
In this paper, we provide a recital on the historic heritages and novel challenges facing LS-MIMOs from a detection perspective. ...
Hamid Jafarkhani (University of California, Irvine), Prof. Arogyaswami Paulraj (Stanford University) and anonymous reviewers for their insightful comments and suggestions. ...
doi:10.1109/comst.2015.2475242
fatcat:ppgqyvdlu5bsvk34n4e3dfog2u
Multi-Static Target Detection and Power Allocation for Integrated Sensing and Communication in Cell-Free Massive MIMO
[article]
2024
arXiv
pre-print
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A maximum a posteriori ratio test detector is developed for target detection in the presence of clutter, so-called target-free signals. ...
This paper studies an integrated sensing and communication (ISAC) system within a centralized cell-free massive MIMO (multiple-input multiple-output) network for target detection. ...
To the best of our knowledge, there is limited research on ISAC in cell-free massive MIMO systems. ...
arXiv:2305.12523v2
fatcat:t4s7nr4ut5gyrnappz2cvzobru
CMDNet: Learning a Probabilistic Relaxation of Discrete Variables for Soft Detection with Low Complexity
[article]
2021
arXiv
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linear problems, e.g., massive MIMO systems. ...
Numerical simulation results in MIMO systems reveal CMDNet to feature a promising accuracy complexity trade-off compared to State of the Art. ...
perfectly for application in massive MIMO. ...
arXiv:2102.12756v3
fatcat:4nsl6kt3wnfzbfond2acent2te
Cooperative non-orthogonal multiple access for wireless communication networks by exploiting the EXIT chart analysis
2021
EURASIP Journal on Wireless Communications and Networking
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In this paper, we aim to exploit an aspect of SIC, namely the availability of other users' data to realize a cooperative NOMA system. ...
A salient feature of NOMA is its use of successive interference cancellation (SIC) to decode users' information when multiple users are allowed to transmit in same time/frequency/code domain. ...
Author's contributions The research presented in this paper is mainly formulated, analyzed, simulated and authored by ZE as a part of his PhD work. ...
doi:10.1186/s13638-021-01961-z
fatcat:hd4xp32k7zeh3mzxq5hfckmvbm
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