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Antenna Count for Massive MIMO: 1.9 GHz vs. 60 GHz
2018
IEEE Communications Magazine
Preserved Fulltext
We quantify the number of mmWave (60 GHz) service antennas that are needed to duplicate the performance of a specified number of PCS (1.9 GHz) service antennas. ...
If we assume line-of-sight propagation and perfect channel state information at the base station -consistent with slow moving terminals -then a direct performance comparison between Massive MIMO at PCS ...
Acknowledgements The authors thank the Swedish research council (VR) and ELLIIT for funding parts of this work. ...
doi:10.1109/mcom.2018.1700526
fatcat:wzsvq3s5rzf6roeqlmhivd3xbe
Radio Communications: Components, Systems, and Networks
2018
IEEE Communications Magazine
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The first, "Antenna Count for Massive MIMO: 1.9 GHz vs. 60 GHz," is "traditional RF." ...
to achieve at 60 GHz than 1.9 GHz. ...
doi:10.1109/mcom.2018.8466368
fatcat:bk5t5exrazbufmb62e2wulnrgq
Favorable Propagation for Massive MIMO with Circular and Cylindrical Antenna Arrays
[article]
2021
arXiv
pre-print
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Massive MIMO systems with uniform circular and cylindrical antenna arrays are studied. ...
Favorable propagation property is rigorously shown to hold asymptotically in LOS environment for a fixed antenna spacing and under some mild conditions. ...
Larsson et al, Antenna Count for Massive MIMO: 1.9 GHz vs.
60 GHz, IEEE Comm. Mag., vol. 56, no. 9, pp. 132-–137, Sep. 2018.
[13] S. Rangan, T. S. Rappaport, and E. ...
arXiv:2112.02404v1
fatcat:sc2owryvvzdgzpgi5pgxfqnijq
Joint Channel Estimation and Data Detection in Cell-Free Massive MU-MIMO Systems
[article]
2021
arXiv
pre-print
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We propose a joint channel estimation and data detection (JED) algorithm for densely-populated cell-free massive multiuser (MU) multiple-input multiple-output (MIMO) systems, which reduces the channel ...
Our algorithm iteratively solves a relaxed version of a maximum a-posteriori JED problem and simultaneously exploits the sparsity of cell-free massive MU-MIMO channels as well as the boundedness of QAM ...
The carrier frequency is 1.9 GHz and the bandwidth 20 MHz. The receive and UE antennas are at a height of 15 m and 1.65 m, respectively. ...
arXiv:2110.15928v1
fatcat:7a3awggdhvfxfnpuqa7kgmedru
Performance Evaluation of NL-BMD Precoding over Analog-Digital Hybrid Beamforming for High SHF Wide-Band Massive MIMO in 5G
2017
International Journal of Wireless Information Networks
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A configuration combining analog beamforming and digital MIMO signal processing for multi-beam multiplexing, i.e. analog-digital hybrid beamforming, is one of the promising approaches of massive MIMO. ...
Massive multiple-input multiple-output (MIMO) technology is a key enabler in 5G. ...
Acknowledgements The work includes a part of the results of ''The research and development project for realization of the fifth-generation mobile communications system'' commissioned by Japan's Ministry ...
doi:10.1007/s10776-017-0364-1
fatcat:7nyrok7ioba6nhqoo26mmhzd2q
Scoring the Terabit/s Goal:Broadband Connectivity in 6G
[article]
2021
arXiv
pre-print
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2020 pre-print arXiv:2008.07220v1 fatcat:a54s7we4qfdl7hcc4iasrjqkci
At the spectrum level, the network must seamlessly utilize sub-6 GHz bands for coverage and spatial multiplexing of many devices, while higher bands will be mainly used for pushing the peak rates of point-to-point ...
At the infrastructure level, we consider ultra-massive MIMO technology (possibly implemented using holographic radio), intelligent reflecting surfaces, user-centric cell-free networking, integrated access ...
While academia is often regarding 64 antenna ports has the minimum number that constitutes massive MIMO [13] , 3GPP defines massive MIMO as having more than eight ports, so massive MIMO is already widely ...
arXiv:2008.07220v2
fatcat:k4yyvxjguzeqtgewy4bxmnmuo4
Nanomaterial Fabricated Patch Antenna for Super High Frequency Applications
2021
Zenodo
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Nanomaterial Fabricated Patch Antenna for Super High Frequency Applications: D.Sc. Thesis. ...
Marzouk et.al.,[165] introduced new 28 GHz and 38 GHz lightweight microstrip line-fed dual-band MIMO resonant antennas suitable for 5G mobile communications. ...
multiple-output (MIMO) antenna spanning 2.2-2.7GHz and 4.9-5.9 GHz frequency bands for wireless local area network (WLAN) applications. ...
doi:10.5281/zenodo.5148488
fatcat:cdoqxf3odzgozgpd65fnx7wexm
Contents
2020
2020 International Workshop on Electromagnetics: Applications and Student Innovation Competition (iWEM)
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ideas, and also a good venue for young scholars and research students to demonstrate their innovative works and results on electromagnetic field, antennas, RF and microwave circuit, and measurement technology ...
After ten years of continuous holding, as a conference focusing on electromagnetics related topics, the iWEM becomes a small-scaled but international platform for scientists and engineers to exchange their ...
We also thank the National Center for High-speed Computing (NCHC), Taiwan for software support. ...
doi:10.1109/iwem49354.2020.9237401
fatcat:soy4ile3tnaqdjgnvkm27dy4dq
Map-Based Channel Model for Evaluation of 5G Wireless Communication Systems
2017
IEEE Transactions on Antennas and Propagation
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The model enables assessment of single radio links with, e.g., the massive multiple-input-multipleoutput (MIMO) and very large antenna arrays, device-to-device (D2D) links with both link ends moving, up ...
This paper presents a channel model for the fifth generation (5G) air interface evaluations. ...
ACKNOWLEDGMENT The part of this research performed at University of Oulu has been supported by Finnish Funding Agency for Technology and Innovation (Tekes), Huawei Technologies, Nokia and Anite Telecoms ...
doi:10.1109/tap.2017.2754443
fatcat:cfl7xg2pqnbt7l34xqkfph5jy4
Rapid Prototyping for Evaluating Vehicular Communications
[chapter]
2011
Advanced Applications of Rapid Prototyping Technology in Modern Engineering
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The vehicles conformed a MIMO 2 × 2 system that used 2.4 GHz co-located dual-
polarized antennas. ...
In regard to empirical vehicular models, it can be observed that most of them have
been obtained for the 5 GHz band (60, 119, 120, 121, 122, 127, 128), although there are
also models for the 2.4 GHz band ...
doi:10.5772/21251
fatcat:ggrgcu44jrfnfe5ra4d5eob4y4
Experimental Analysis of 60-GHz VCSEL and ECL Photonic Generation and Transmission of Impulse-Radio Ultra-Wideband Signals
2011
IEEE Photonics Technology Letters
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Furthermore, small 60 GHz antennas makes it possible to have very small radios with multiple antennas solutions, enabling multiple-input multiple-output (MIMO), beam forming and beam steering, which enhances ...
It is expected that when 60 GHz technology became mature, radio-over-fibre cost will drop substantially, making the radioover-fibre approach especially interesting for large count deployments. ...
doi:10.1109/lpt.2011.2153841
fatcat:7tt6y5jcgfe4led42pdd5lvfre
5G AND BEYOND: THE FUTURE OF CONNECTIVITY
[article]
2024
Zenodo
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Massive Multiple-Input Multiple-Output (MIMO) Antennas Massively multiple input multiple output (MIMO) systems are characterized by the utilization of antenna arrays in macro base stations. ...
It is possible to employ massive MIMO antennas in base stations; however, these antennas are not the most suitable choice for mobile devices such as smartphones. ...
A row of antenna elements that each have separate transmit/receive (T/R) modules installed on them are fed by each card via the antenna elements. ...
doi:10.5281/zenodo.10829838
fatcat:ldbgwwr4lvfqxgugpui2ijomge
LSTM-Based Distributed Conditional Generative Adversarial Network For Data-Driven 5G-Enabled Maritime UAV Communications
[article]
2022
arXiv
pre-print
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(LSTM-DCGAN) for each beamforming direction. ...
Secondly, to enhance the applications for the proposed trained channel model for the spatial domain, we have designed an LSTM-DCGAN based UAV network, where each one will learn mmWave CSI for all the distributions ...
Previously the wireless communication spectrum was aimed at the utilizing the spectrum between 1.9 GHz to 2.2 GHz. ...
arXiv:2205.04196v1
fatcat:spfctbvfcbdbrkeus36kqxpmji
D1.2 Channel and Propagation Models
2021
Zenodo
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As a whole, D1.2 gives the most of the channel models required for subsequent modelling and analysis in other tasks of ARIADNE project. ...
The results herein comprise two years of work on channel measurement setups, channel measurements, subsequent channel models, line-of-sight channel models for gas and rain attenuation, reconfigurable intelligent ...
Massive multiple-input multiple-output (MIMO) base stations (BSs) with full-digital transceivers are being commercially deployed and tested in several countries [60] . ...
doi:10.5281/zenodo.5704667
fatcat:qiy7lpxmtrah7kfacpnyqle4n4
60- and 122-GHz SiGe BiCMOS transceivers for FMCW radar applications
[article]
2020
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- and 122-GHz. ...
und 122 GHz arbeiten. ...
These chips include 60-/ 122-GHz TRM with and without integrated antenna, 60-/ 122-GHz TR2 and 60-GHz MIMO TRx. ...
doi:10.14279/depositonce-10125
fatcat:7qwd2o4v3zf5zlc75o6catmx7y
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