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   Articles with "mmwave massive" as a keyword



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Multi-User Hybrid Precoding for Dynamic Subarrays in mmWave Massive MIMO Systems

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recommendations! Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2929927

Abstract: Dynamic subarray achieves a compromise between the sum rate and hardware complexity of millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems, in which antenna elements are dynamically partitioned to radio frequency (RF) chain according to… read more here.

Keywords: mimo systems; mmwave massive; user hybrid; architecture ... See more keywords
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Near-Optimal Design for Hybrid Beamforming in mmWave Massive Multi-User MIMO Systems

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3009238

Abstract: Millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems can obtain sufficient beamforming gains to combat severe path loss in signal propagation. The hybrid (analog/digital) beamforming with multiple data streams can be utilized to further improve… read more here.

Keywords: mimo systems; mmwave massive; beamforming; hybrid beamforming ... See more keywords
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CSI Calibration for Precoding in mmWave Massive MIMO Downlink Transmission Using Sparse Channel Prediction

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.3017787

Abstract: The channel state information (CSI) obtained from channel estimation will be outdated quickly in the millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems employing time-division duplex (TDD) setting, which results in significant performance degradation for… read more here.

Keywords: mmwave massive; downlink transmission; csi; massive mimo ... See more keywords
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Precoding and Beamforming Techniques in mmWave-Massive MIMO: Performance Assessment

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recommendations! Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3149301

Abstract: Massive MIMO and mmWave communication are the technologies for achieving 5G design goals. Fortunately, these two technologies share a symbiotic integration. As a result, amalgamating mmWave communications with massive MIMO forms,mmWave-massive MIMO,” which significantly improves… read more here.

Keywords: precoding beamforming; mimo; massive mimo; beamforming techniques ... See more keywords
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Decoupling Energy Efficient Approach for Hybrid Precoding-Based mmWave Massive MIMO-NOMA with SWIPT

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recommendations! Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3155485

Abstract: In this paper, we address the problem of energy consumption associated with mixed signal components such as analog-to-digital components in millimeter-wave (mmWave) massive MIMO systems. We employ non-orthogonal multiple access (NOMA) in millimeter-wave (mmWave) massive… read more here.

Keywords: problem; noma; energy; massive mimo ... See more keywords
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Design of an Intelligent Reflecting Surface aided mmWave Massive MIMO using X-Precoding

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recommendations! Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3187171

Abstract: In this paper, we consider an intelligent reflecting surface (IRS) aided millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) system using hybrid beamforming/combining. To enhance error performance, we adopt X-code (or X-precoder), a low-complexity precoding technique… read more here.

Keywords: reflecting surface; code precoder; intelligent reflecting; mimo ... See more keywords
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Deep Learning-Based Hybrid Analog-Digital Signal Processing in mmWave Massive-MIMO Systems

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recommendations! Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3188644

Abstract: Hybrid analog-digital signal processing (HSP) is an enabling technology to harvest the potential of millimeter-wave (mmWave) massive-MIMO communications. In this paper, we present a general deep learning (DL) framework for efficient design and implementation of… read more here.

Keywords: mimo; mimo systems; massive mimo; hybrid analog ... See more keywords
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Capacity Analysis of NOMA With mmWave Massive MIMO Systems

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recommendations! Published in 2017 at "IEEE Journal on Selected Areas in Communications"

DOI: 10.1109/jsac.2017.2699059

Abstract: Non-orthogonal multiple access (NOMA), millimeter wave (mmWave), and massive multiple-input-multiple-output (MIMO) have been emerging as key technologies for fifth generation mobile communications. However, less studies have been done on combining the three technologies into the… read more here.

Keywords: capacity analysis; capacity; noma mmwave; analysis ... See more keywords
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Spatial Multiplexing With Limited RF Chains: Generalized Beamspace Modulation (GBM) for mmWave Massive MIMO

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recommendations! Published in 2019 at "IEEE Journal on Selected Areas in Communications"

DOI: 10.1109/jsac.2019.2929400

Abstract: Millimeter wave (mmWave) massive multiple-input multiple-output (mMIMO) has been recognized as a promising candidate for 5G communications for its capability of supporting Gb/s transmission. However, it is a common exercise to deploy a limited number… read more here.

Keywords: multiplexing; generalized beamspace; mmwave massive; modulation ... See more keywords
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Generalized Spatial Modulation Aided mmWave Massive MIMO Systems With Switch-and-Inverter Hybrid Precoding Design

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recommendations! Published in 2023 at "IEEE Systems Journal"

DOI: 10.1109/jsyst.2022.3179867

Abstract: This article concentrates on the generalized spatial modulation (GenSM) aided millimeter-wave (mmWave) massive multiple-input and multiple-output (MIMO) switch-and-inverter (SI) based hybrid precoding design technology. As the technological advancements, the great demands for the scales of… read more here.

Keywords: generalized spatial; spatial modulation; precoding design; design ... See more keywords
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Optimal Channel Equalizer for mmWave Massive MIMO Using 1-bit ADCs in Frequency-Selective Channels

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recommendations! Published in 2020 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2020.2966477

Abstract: Millimeter wave (mmWave) massive multiple-input and multiple-output (mMIMO) is a key technology for increasing the capacity of the future wireless communication systems. However, high-resolution ADCs are costly and infeasible for mmWave mMIMO systems due to… read more here.

Keywords: mmwave massive; using bit; bit adcs; channel equalizer ... See more keywords