Articles with "mimo array" as a keyword



3.6-GHz eight-antenna MIMO array for mobile terminal applications

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Published in 2018 at "AEU - International Journal of Electronics and Communications"

DOI: 10.1016/j.aeue.2018.09.008

Abstract: Abstract This paper studies an eight-antenna multiple input and multiple output (MIMO) array owning a wide bandwidth to cover the 3.6-GHz (3400–3800 MHz) band for modern mobile terminal applications. The developed eight-antenna array consists of two… read more here.

Keywords: terminal applications; eight antenna; mimo array; mobile terminal ... See more keywords

Efficient 3-D Imaging Algorithm for Layered Structures Based on Scanning 1-D MIMO Array

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Published in 2022 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"

DOI: 10.1109/jstars.2022.3207063

Abstract: Since its unique advantages in the tradeoff between data acquisition rate and hardware cost, the scanning 1-D multiple-input-multiple-output (MIMO) array setup has been widely used in nondestructive testing applications, especially for product quality control on… read more here.

Keywords: scanning mimo; mimo array; imaging algorithm; efficient imaging ... See more keywords

A Compact Broadband Self-Decoupled MIMO Array Based on Dual Transmission Path Cancellation

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Published in 2024 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2024.3449707

Abstract: A compact broadband multiple-input–multiple-output (MIMO) array consisting of four identical self-decoupled antenna pairs (SDAPs) is proposed in this letter. The SDAP, which has two feeding ports and a shared radiator, is first introduced. A dual… read more here.

Keywords: transmission; mimo array; tex math; inline formula ... See more keywords

Low-Bandwidth mmW Grating Lobes Suppression Method for 2-D Sparse MIMO Array Imaging

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Published in 2025 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2025.3556188

Abstract: In millimeter-wave (mmW) sparse multiple-input–multiple-output (MIMO) array imaging, excessive element spacing produces grating lobes, resulting in ghost artifacts, especially in low-bandwidth conditions. In this letter, by transforming the point spread function of a 2-D boundary… read more here.

Keywords: array imaging; low bandwidth; sparse; grating lobes ... See more keywords

ULA Fitting for MIMO Radar

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Published in 2022 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3182060

Abstract: Uniform linear array (ULA) fitting (UF) principle is a newly proposed sparse array (SA) design scheme that aims to design SAs using cascaded ULAs, based on which a number of SAs with desired capacity are… read more here.

Keywords: mimo array; sparse mimo; ula fitting; mimo ... See more keywords

MIMO Array-Radiation-Pattern Optimization for Effective-Field-of-View Enhancement in MMW Short-Range Imaging

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Published in 2022 at "IEEE Transactions on Aerospace and Electronic Systems"

DOI: 10.1109/taes.2021.3131924

Abstract: Insufficient effective-field-of-view caused by narrow-beam antennas in millimeter-wave (MMW) multi-input multi-output (MIMO) short-range imaging greatly reduces the synthesis efficiency of the MIMO array, resulting in a severe degradation of imaging performance. Therefore, in this article,… read more here.

Keywords: mimo array; array; radiation pattern; short range ... See more keywords

A Compact Triple-Band Antenna With a Notched Ultra-Wideband and Its MIMO Array

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Published in 2018 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2018.2869246

Abstract: In this paper, a compact antenna with three operational bands, including a (notched) ultra-wideband (UWB), and its array for multiple-in multiple-out (MIMO) applications are reported. The antenna is composed of a folded patch with a… read more here.

Keywords: tex math; mimo array; inline formula;

A Compact Building Block With Two Shared-Aperture Antennas for Eight-Antenna MIMO Array in Metal-Rimmed Smartphone

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Published in 2019 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2019.2920306

Abstract: In this paper, a compact building block composed of a slot antenna and a loop antenna is proposed. The slot antenna and the loop antenna share a rectangular clearance, which improves the compactness of the… read more here.

Keywords: building block; array; metal rimmed; mimo array ... See more keywords

A Fast Wavenumber Domain 3-D Near-Field Imaging Algorithm for Cross MIMO Array

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Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2024.3360041

Abstract: Two-dimensional (2-D) large-plane multiple-input-multiple-output (MIMO) array antennas with wide coverage can obtain high-resolution three-dimensional (3-D) images, which have great potential for applications in security surveillance, medical diagnostics, and nondestructive evaluation. Cross MIMO arrays with low… read more here.

Keywords: wavenumber domain; mimo; cross mimo; mimo array ... See more keywords

A Fast Fourier-Based Near-Field 3-D Imaging Algorithm for MIMO Array

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Published in 2024 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2024.3429558

Abstract: Multiple-input–multiple-output (MIMO) array near-field imaging technology, due to its high resolution, has great potential for development in the fields of nondestructive testing, medical imaging, and security inspection. However, currently available imaging algorithms present challenges, as… read more here.

Keywords: data corresponding; field imaging; near field; mimo array ... See more keywords

An Efficient mmW Frequency-Domain Imaging Algorithm for Near-Field Scanning 1-D SIMO/MIMO Array

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Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2022.3189631

Abstract: In recent years, millimeter-wave (mmW) 3-D imaging technology for scanning 1-D single-input–multiple-output (SIMO) or multiple-input–multiple-output (MIMO) array has been extensively studied due to its unique advantages in near-field applications. However, current imaging algorithms for this… read more here.

Keywords: mimo array; frequency domain; imaging algorithm; near field ... See more keywords