Articles with "mimo system" as a keyword



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Channel Estimation for Finite Scatterers Massive Multi-User MIMO System

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Published in 2017 at "Circuits, Systems, and Signal Processing"

DOI: 10.1007/s00034-016-0489-y

Abstract: In finite scattering propagation environment, when the number of scatterers is very small compared to the number of base station antennas and users in the cell and if the same scatterers are shared by all… read more here.

Keywords: mimo system; estimation; user mimo; method ... See more keywords

Random network coding in MIMO system

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Published in 2018 at "Wireless Networks"

DOI: 10.1007/s11276-016-1430-9

Abstract: Random network coding (RNC) has emerged as a promising technology. In this paper, we seek to answer the question that how RNC benefits cellular systems. A novel RNC-based space–time code (STC) scheme is proposed for… read more here.

Keywords: mimo system; system; random network; rnc ... See more keywords

Effective SINR for MIMO System with Decorrelation Based Receive Transformation Under Multi-user Interference

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-3997-6

Abstract: We study the effective signal to interference-plus-noise ratio (SINR) of the MIMO detector (or decoder) for the MIMO system with decorrelation based receive transformation (MIMO-DRT), in which the decorrelation based transformation is employed on the… read more here.

Keywords: mimo system; mimo; interference; transformation ... See more keywords

Characterising an In-Room MIMO System Employing Elevation-Directional Access Point Antennas

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-4356-3

Abstract: The performance of an in-room MIMO system is investigated with the use of elevation-directional access point (AP) antennas which emphasize wall-reflected NLOS components instead of non-directional antennas. Simulation results suggest that the mean MIMO capacity… read more here.

Keywords: mimo; mimo system; room mimo; elevation directional ... See more keywords

3D nested distributed massive MIMO: Modeling and performance analysis

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Published in 2017 at "Ad Hoc Networks"

DOI: 10.1016/j.adhoc.2016.12.007

Abstract: The Large Scale Multiple-input-multiple-output (MIMO) system, also called Massive MIMO in past researches, are considering the azimuth angle only. However, in a 3D distributed antenna system, the elevation angle cannot be ignored. Nested array as… read more here.

Keywords: mimo system; mimo; massive mimo; performance ... See more keywords

An Optimized Sequence for Sparse Channel Estimation in a 5G MIMO System

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Published in 2024 at "International Journal of Electronics"

DOI: 10.1080/00207217.2024.2302341

Abstract: ABSTRACT Recently, the massive Multiple-Input Multiple-Output (MIMO) system has been integrated with machine learning approaches to realise automatic channel state information detection. These methods need high computational complexity due to the lack of optimal training… read more here.

Keywords: channel; mimo system; mimo; sequence sparse ... See more keywords

General configuration MIMO system with arbitrary OAM

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Published in 2020 at "Electromagnetics"

DOI: 10.1080/02726343.2020.1780378

Abstract: ABSTRACT As the traditional resources (such as frequency, time, and space) are efficiently utilized, it becomes more and more challenging to satisfy the ever-lasting, capacity-growing, and users-boosting demand for wireless networks. Recently, the orthogonal Orbital… read more here.

Keywords: mimo system; oam; system arbitrary; size ... See more keywords
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Enhancing isolation features in a broadband MIMO system for IoT communications

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Published in 2025 at "Physica Scripta"

DOI: 10.1088/1402-4896/ae1554

Abstract: The performance analysis and design of an innovative MIMO antenna system in Eagle’s head-shaped patch were presented in this paper to address the requirements of contemporary wireless applications. The patch shape and novel semi-pistol shaped… read more here.

Keywords: system; unit cell; mimo system; mimo ... See more keywords

Achievable Rate Optimization for Aerial Intelligent Reflecting Surface-Aided Cell-Free Massive MIMO System

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2020.3047450

Abstract: The intelligent reflecting surface (IRS) is considered a core technology of next-generation mobile communication. It has significant advantages in enhancing network coverage, spectrum efficiency, energy efficiency, and deployment cost. Compared with the conventional massive multiple-input-multiple-output… read more here.

Keywords: mimo; system; mimo system; cell free ... See more keywords

BER analysis and CS-based channel estimation and HPA nonlinearities compensation technique for massive MIMO system

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3147353

Abstract: Massive Multiple Input Multiple Output (MIMO) system has gathered lately a huge interest from researchers and it has been known as a backbone technology for the 5th generation because it can greatly improve the capacity… read more here.

Keywords: system; mimo; massive mimo; compensation technique ... See more keywords

Low SAR Multi-Coupling Feed Antenna and Multi-Device MIMO System Design: Suitable for Multi-Band Wireless Communications

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Published in 2025 at "IEEE Access"

DOI: 10.1109/access.2025.3565750

Abstract: This article introduces the design of a multi-coupling feed antenna (MCFA) appropriate for 4G LTE, 5G NR (sub-6 GHz), and WLAN frequency bands. Most antenna designs used in different consumer electronic products only include specific… read more here.

Keywords: mimo system; multi; multi coupling; feed ... See more keywords