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Fixed mmWave Multi-User MIMO: Performance Analysis and Proof-of-Concept Architecture [article]

Achiel Colpaert, Evgenii Vinogradov, Sofie Pollin
2020 arXiv   pre-print
In this paper, we present a fixed mmWave Multi-User Multiple-Input Multiple-Output (MIMO) system for fixed wireless access with a unique architecture.  ...  A system model of this architecture is presented and used to simulate its performance comparing to the performance of common-used patch antennas.  ...  Contributions of this paper: • A Fixed Multi-User MIMO architecture and proof-ofconcept; • Comparison of beam selection and beam precoding using both simulation and experiment; • Evaluation of fixed precoding  ... 
arXiv:2003.04193v1 fatcat:n2iplkwfhvempghrveabjrdld4

Diversity Analysis of Millimeter-Wave Massive MIMO Systems [article]

Dian-Wu Yue, Shuai Xu, Ha H. Nguyen
2018 arXiv   pre-print
First, for a single-user mmWave system employing distributed antenna subarray architecture in which the transmitter and receiver consist of Kt and Kr subarrays, respectively, a diversity gain theorem is  ...  This paper is concerned with asymptotic diversity analysis for millimeter-wave (mmWave) massive MIMO systems.  ...  For example, the authors in [4] considered single-user precoding in mmWave massive MIMO systems and established the optimality of beam steering for both single-stream and multi-stream transmission scenarios  ... 
arXiv:1801.00387v1 fatcat:ffwjka5e4jdfbhrzhbvvzjmi2y

User Association and Hybrid Beamforming Designs for Cooperative mmWave MIMO Systems

Pengfei Ni, Rang Liu, Ming Li, Qian Liu
2022 IEEE Transactions on Signal and Information Processing over Networks  
In this paper, we consider cooperative mmWave MIMO systems and propose user association and hybrid beamforming design algorithms for three typical hybrid beamforming architectures.  ...  Then, an iterative hybrid beamforming design algorithm is proposed to maximize the weighted achievable sum-rate performance of the mmWave MIMO system with fully connected hybrid beamforming architecture  ...  Our major contributions are summarized as follows: • We consider the user association between users and BSs in the cooperative mmWave MIMO system, which reduces the multi-user interference and improves  ... 
doi:10.1109/tsipn.2022.3190740 fatcat:pmfsad3o2jg7vgv27blyzt35wa

Ultra-Massive MIMO Systems at Terahertz Bands: Prospects and Challenges [article]

Alice Faisal, Hadi Sarieddeen, Hayssam Dahrouj, Tareq Y. Al-Naffouri, Mohamed-Slim Alouini
2020 arXiv   pre-print
dimensions, and system performance.  ...  Towards that end, graphene-based nano-antennas have recently been proposed, as they can be individually tuned and collectively controlled in compact UM-MIMO array-of-sub-arrays architectures.  ...  ACKNOWLEDGEMENTS An early version of this work was presented at the 43rd Wireless World Research Forum (WWRF43) meeting in London, UK, Oct. 2019 [1] .  ... 
arXiv:1902.11090v4 fatcat:bna2owmnanbfxnwjj4xf2tdtwq

SINR Maximization Beam Selection for mmWave Beamspace MIMO Systems

Igbafe Orikumhi, Jeongwan Kang, Hye-Kyung Jwa, Jee-Hyeon Na, Sunwoo Kim
2020 IEEE Access  
Beamspace multiple-input multiple-output (MIMO) systems employ beam selection algorithms based on the sparsity of the beamspace channel to reduce the number of radio-frequency chains required in multi-user  ...  The performance of the proposed scheme is verified by simulations, and the results show a near-optimal performance in terms of the achievable sum-rate.  ...  In this paper, we focus on exploiting the concept of beamspace MIMO [6] , where multi-user data are multiplexed onto orthogonal spatial beams.  ... 
doi:10.1109/access.2020.3029257 fatcat:3ia63fym55dtxmlqodmensbeaa

Precoding and Beamforming Techniques in mmWave-Massive MIMO: Performance Assessment

Tewelgn Kebede, Yihenew Wondie, Johannes Steinbrunn, Hailu Belay, Kevin Kornegay
2022 IEEE Access  
We also examine the potential of hybrid analog-digital beamforming with its fully-connected and sub-connected architecture approaches in making mmWave massive MIMO a reality.  ...  According to the analytical and simulation results, the partially-connected hybrid analog/digital beamforming architecture offers better all-over performance for mmWave-Massive MIMO communications by compromising  ...  MULTI-USER COMMUNICATION The application of mmWave communications to wireless systems implies considering multi-user communication.  ... 
doi:10.1109/access.2022.3149301 fatcat:enk4dcnzszhbzk4bawiuh4ycsu

Diversity gain of millimeter-wave massive MIMO systems with distributed antenna arrays

Dian-Wu Yue, Shuai Xu, Ha H. Nguyen
2019 EURASIP Journal on Wireless Communications and Networking  
This paper is concerned with diversity gain analysis for millimeter-wave (mmWave) massive MIMO systems employing distributed antenna subarray architecture.  ...  First, for a single-user mmWave system in which the transmitter and receiver consist of K t and K r subarrays, respectively, a diversity gain theorem is established when the numbers of subarray antennas  ...  Availability of data and materials All data generated or analysed during this study are included in this paper. Competing interests The authors declare that they have no competing interests.  ... 
doi:10.1186/s13638-019-1366-8 fatcat:gigjjgft4rcophba4lut56i5qy

Low-Complexity Reconfigurable MIMO for Millimeter Wave Communications [article]

Biao He, Hamid Jafarkhani
2018 arXiv   pre-print
The performance of millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems is limited by the sparse nature of propagation channels and the restricted number of radio frequency (RF) chains  ...  Based on the virtual channel model, we present an architecture of reconfigurable mmWave MIMO with beamspace hybrid analog-digital beamformers and reconfigurable antennas at both the transmitter and the  ...  We present a practical architecture of mmWave MIMO with beamspace hybrid beamformers and reconfigurable antennas.  ... 
arXiv:1808.07139v1 fatcat:rkujfkphs5cgxovzwhrxn2is64

Ultramassive MIMO Systems at Terahertz Bands: Prospects and Challenges

Alice Faisal, Hadi Sarieddeen, Hayssam Dahrouj, Tareq Y. Al-Naffouri, Mohamed-Slim Alouini
2020 IEEE Vehicular Technology Magazine  
dimensions, and system performance.  ...  Towards that end, graphene-based nano-antennas have recently been proposed, as they can be individually tuned and collectively controlled in compact UM-MIMO array-of-sub-arrays architectures.  ...  ACKNOWLEDGEMENTS An early version of this work was presented at the 43rd Wireless World Research Forum (WWRF43) meeting in London, UK, Oct. 2019 [1] .  ... 
doi:10.1109/mvt.2020.3022998 fatcat:r3anuolbnvbf5fjdx2ueukemwq

Phase noise in modular millimeter wave massive MIMO [article]

Maryam Eslami Rasekh, Mohammed Abdelghany, Upamanyu Madhow, Mark Rodwell
2019 arXiv   pre-print
This paper investigates the effect of oscillator phase noise on a multiuser millimeter wave (mmWave) massive MIMO uplink as we scale up the number of base station antennas, fixing the load factor, defined  ...  Our analysis for the phase noise at the output of the LMMSE receiver indicates two distinct effects: self-noise for each user which is inversely proportional to the number of tiles, and cross-talk between  ...  Fig. 2: Architecture of the tiled multiuser massive MIMO receiver. Multi-User Receiver PLL … PLL RF-BB RF-BB RF-BB PLL Ref. XO Const. tracking Const. tracking Const.  ... 
arXiv:1910.09095v1 fatcat:fssgjmazgbgade5teyjbscy3la

Delay-Phase Precoding for Wideband THz Massive MIMO [article]

Linglong Dai, Jingbo Tan, H. Vincent Poor
2021 arXiv   pre-print
In this paper, we first reveal and quantify the seriousness of the beam split effect in THz massive MIMO systems by analyzing the array gain loss it causes.  ...  Furthermore, we propose a hardware structure by using true-time-delayers to realize the concept of DPP.  ...  system, mmWave MIMO system, and THz massive MIMO system.  ... 
arXiv:2102.05211v1 fatcat:ayelrkz7pfftfif2sacqwbce7e

Low-Complexity Reconfigurable MIMO for Millimeter Wave Communications

Biao He, Hamid Jafarkhani
2018 IEEE Transactions on Communications  
The performance of millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems is limited by the sparse nature of propagation channels and the restricted number of radio frequency (RF) chains  ...  Based on the virtual channel model, we present an architecture of reconfigurable mmWave MIMO with beamspace hybrid analog-digital beamformers and reconfigurable antennas at both the transmitter and the  ...  We present a practical architecture of mmWave MIMO with beamspace hybrid beamformers and reconfigurable antennas.  ... 
doi:10.1109/tcomm.2018.2860003 fatcat:lnl7npdyqzeutek75znjh6g7hq

Sum-Rate Performance of Millimeter Wave MIMO Shared Spectrum Systems [article]

Abhishek Agrahari, Aditya K. Jagannatham
2018 arXiv   pre-print
This paper study the effect of interference management arising due to millimeter wave (mmWave) communication on the performance of multiple input multiple output (MIMO) based spectrum sharing cognitive  ...  The derived power allocation is a solution to the rate maximization problem of mmWave MIMO cognitive radio (CR) systems.  ...  . , K represents the mmWave MIMO channel matrix from the CBS to the kth secondary user and G 0 ∈ C Nr0×Nt denotes the mmWave MIMO channel matrix from the CBS to the primary user.  ... 
arXiv:1806.09012v1 fatcat:aq6nlniyp5dp5kqj6z3gxwfrjq

Weighted Sum Rate Maximization of the mmWave Cell-Free MIMO Downlink Relying on Hybrid Precoding [article]

Chenghao Feng, Wenqian Shen, Jianping An, Lajos Hanzo
2022 arXiv   pre-print
The cell-free MIMO concept relying on hybrid precoding constitutes an innovative technique capable of dramatically increasing the network capacity of millimeter-wave (mmWave) communication systems.  ...  Moreover, we present the convergency analysis and complexity analysis of our proposed method.  ...  The cell-free multi-input multi-output (MIMO) concept constitutes a promising technique [2] of enhancing the capacity of wireless communication systems due to its capability of supporting a large number  ... 
arXiv:2201.04332v1 fatcat:dxqu4m2hgjaoni22ruzy23ehye

High Throughput Line-of-Sight MIMO Systems for Next Generation Backhaul Applications

Xiaohang Song, Darko Cvetkovski, Tim Hälsig, Wolfgang Rave, Gerhard Fettweis, Eckhard Grass, Berthold Lankl
2017 Frequenz  
In this work we present an approach for a millimeter wave line-of-sight MIMO backhaul design, targeting transmission rates in the order of 100 Gbit/s.  ...  Implementation in a 60 GHz demonstrator setup proves the feasibility of the system concept for high throughput backhauling in next generation networks.  ...  We would also like to thank Lukas Landau, Christoph Jans, and the IHP system design department for their valuable contribution to this work.  ... 
doi:10.1515/freq-2017-0149 fatcat:fslpicldzbczxax3guztalphea
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