Results 81 to 90 of about 48,136 (224)

MAX-SLNR Precoding Algorithm for Massive MIMO System

open access: yesMATEC Web of Conferences, 2016
Pilot Contamination obviously degrades the system performance of Massive MIMO systems. In this paper, a downlink precoding algorithm based on the Signal-to- Leakage-plus-Noise-Ratio (SLNR) criterion is put forward.
Jiang Jing   +3 more
doaj   +1 more source

A Novel Photonic-Based MIMO Radar Architecture With All Channels Sharing a Single Transceiver

open access: yesIEEE Access, 2019
A novel photonic-based multiple-input multiple-output (MIMO) radar architecture is reported based on optical frequency combs and dispersion induced wavelength-dependent time delay.
Yang Chen, Beiyue Weng, Jialin Liu
doaj   +1 more source

An Efficient Dynamic Engineering Implementation Architecture for MIMO Radar System

open access: yesRemote Sensing
Multiple-input multiple-output (MIMO) technology can significantly improve radar system resolution and target detection ability and become the core technology in millimeter-wave radar systems. Each antenna of a MIMO radar system generates a separate data
Ruyue Wen, Hua Zhang, Luping Xu
doaj   +1 more source

Large-scale MIMO textile technology for enhanced terminals

open access: yes, 2019
Mención Internacional en el título de doctor The increasing demand for higher data rates imposed by the next generation of wireless communication networks has postulated Multiple-Input Multiple-Output (MIMO) systems as one of the main technological solutions.
openaire   +3 more sources

Large-Scale Beamforming for Massive MIMO via Randomized Sketching

open access: yes, 2019
Massive MIMO system yields significant improvements in spectral and energy efficiency for future wireless communication systems. The regularized zero-forcing (RZF) beamforming is able to provide good performance with the capability of achieving numerical stability and robustness to the channel uncertainty.
Choi, Hayoung   +4 more
openaire   +2 more sources

A Low Complexity Near-Optimal Detector Based on Teaching-Learning Algorithm for Massive MIMO [PDF]

open access: yesمدیریت مهندسی و رایانش نرم
Despite the advantages of massive multi-input multi-output (MIMO) technology, traditional multi-antenna detection algorithms are not suitable for systems with large-scale antennas, and the use of this technology requires a significant increase in ...
Hamid Amiriara, Mohammadreza Zahabi
doaj   +1 more source

Approximation Algorithm Based Channel Estimation for Massive MIMO Antenna Array Systems

open access: yesIEEE Access, 2019
This paper presents a three-dimensional (3D) massive multiple-input and multiple-output (MIMO) antenna array model, which includes the spherical array assumption and geometric properties for future fifth generation (5G) wireless communications.
Hao Jiang   +6 more
doaj   +1 more source

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