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
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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
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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
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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
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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
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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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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
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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
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Spectral efficiency and power allocation for mixed-ADC massive MIMO system

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Published in 2018 at "China Communications"

DOI: 10.1109/cc.2018.8331995

Abstract: This paper investigates the achievable uplink spectral efficiency (SE) of a massive multi-input multi-output (MIMO) system with a mixed analog-to-digital converter (ADC) receiver architecture, in which some antennas are equipped with full-resolution ADCs while others… read more here.

Keywords: mimo system; resolution adcs; power; spectral efficiency ... See more keywords
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Error Vector Magnitude-Based Low Complexity Adaptive Power Allocation in SM-MIMO System

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Published in 2022 at "IEEE Systems Journal"

DOI: 10.1109/jsyst.2022.3149868

Abstract: In this article, we propose the error vector magnitude (EVM)-based adaptive power allocation (PA) for spatial modulation (SM) multiple-input-multiple-output (MIMO) system to optimize the minimum squared Euclidean distance and reduce the system complexity. We first… read more here.

Keywords: system; power; error vector; mimo system ... See more keywords
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Co-Design of Transmit-Receive Weights for MIMO System With LPI and Multi-Targets

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Published in 2022 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2022.3176011

Abstract: This letter deals with the co-design of transmit and receive beamforming weights for the multiple-input multiple-output (MIMO) array with a low probability of interception (LPI) in the presence of multiple targets. Based on that, we… read more here.

Keywords: system lpi; weights mimo; mimo system; transmit receive ... See more keywords