Articles with "rician fading" as a keyword



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User scheduling for downlink FD-MIMO systems under Rician fading exploiting statistical CSI

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Published in 2017 at "Science China Information Sciences"

DOI: 10.1007/s11432-017-9353-8

Abstract: In this paper, we consider the user scheduling algorithm for downlink full-dimension multipleinput multiple-output (FD-MIMO) system under Rician fading channels. We assume that two-dimensional (2D) large-scale antenna array is deployed at base station (BS). An… read more here.

Keywords: scheduling downlink; exploiting statistical; mimo; user scheduling ... See more keywords
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Performance Analysis of Dense Small Cell Networks With Practical Antenna Heights Under Rician Fading

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Published in 2018 at "IEEE Access"

DOI: 10.1109/access.2017.2763613

Abstract: In this paper, we examine the combined impacts of distance-dependent Rician fading channel model and the absolute difference between the heights of base station (BS) and user equipment (UE) antennas on the coverage probability and… read more here.

Keywords: performance analysis; fading; dense small; small cell ... See more keywords
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Attacker Detection in Massive MIMO Systems Over Spatially Uncorrelated Rician Fading Channels

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3225452

Abstract: Physical layer security is a promising research direction for the fifth-generation and beyond networks. This paper investigates the physical layer security of massive multiple-input multiple-output (MIMO) systems over spatially-uncorrelated Rician fading channels in time-division duplex… read more here.

Keywords: systems spatially; uncorrelated rician; spatially uncorrelated; mimo systems ... See more keywords
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Performance Analysis of Scalable User-Centric HC-RAN Over Rician Fading Channels

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Published in 2023 at "IEEE Access"

DOI: 10.1109/access.2023.3235596

Abstract: In this paper, we analyze the uplink performance of a scalable user-centric heterogeneous cloud-radio access network (HC-RAN) implemented by using dynamic cooperative clustering (DCC) framework over a Rician fading channel with phase shifts. This channel… read more here.

Keywords: user centric; scalable user; phase; rician fading ... See more keywords
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Massive Unsourced Random Access Over Rician Fading Channels: Design, Analysis, and Optimization

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Published in 2022 at "IEEE Internet of Things Journal"

DOI: 10.1109/jiot.2022.3155670

Abstract: In this article, we investigate an unsourced random access scheme for massive machine-type communications (mMTC) in the sixth-generation (6G) wireless networks with sporadic data traffic. First, we establish a general framework for massive unsourced random… read more here.

Keywords: unsourced random; detection algorithm; massive unsourced; random access ... See more keywords
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Spectral and Energy Efficiency in Cell-Free Massive MIMO Systems Over Correlated Rician Fading

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Published in 2021 at "IEEE Systems Journal"

DOI: 10.1109/jsyst.2020.2993048

Abstract: In this article, we investigate the downlink (DL) of a cell-free massive multiple-input multiple-output (MIMO) system over spatially correlated Rician fading, in which many distributed access points (APs) equipped with multiple antennas serve single-antenna users.… read more here.

Keywords: mimo; cell free; rician fading; correlated rician ... See more keywords
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Wireless Energy Harvesting Using Signals From Multiple Fading Channels

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Published in 2017 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2017.2734665

Abstract: In this paper, we study the average, the probability density function, and the cumulative distribution function of the harvested power. The signals are transmitted from multiple sources. The channels are assumed to be either Rician… read more here.

Keywords: power; wireless energy; harvester; energy harvesting ... See more keywords
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Massive MIMO With Spatially Correlated Rician Fading Channels

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Published in 2019 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2019.2893221

Abstract: This paper considers multi-cell massive multiple-input multiple-output systems, where the channels are spatially correlated Rician fading. The channel model is composed of a deterministic line-of-sight path and a stochastic non-line-of-sight component describing a practical spatially… read more here.

Keywords: mimo spatially; rician fading; correlated rician; massive mimo ... See more keywords
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Secure Transmission in Cell-Free Massive MIMO With Low-Resolution DACs Over Rician Fading Channels

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Published in 2022 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2022.3147241

Abstract: This paper investigates the secure transmission in downlink cell-free massive multiple-input multiple-output (MIMO) systems in the presence of an active multi-antenna eavesdropper (Eve) over Rician fading channels, assuming that each access point (AP) possesses multiple… read more here.

Keywords: cell free; free massive; fading channels; secure transmission ... See more keywords
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Achievable Rates of Full-Duplex Massive MIMO Relay Systems Over Rician Fading Channels

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Published in 2017 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2017.2724238

Abstract: We analytically study the achievable rates of full-duplex massive multiple-input multiple-output (MIMO) relay systems over Rician fading channels. The decode-and-forward protocol is adopted at the relay station, where the channel state information (CSI) is assumed… read more here.

Keywords: relay station; relay; achievable rates; fading channels ... See more keywords
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Opportunistic Outdated Relays Under Even-Degree-of-Freedom Generalized-Rician Fading

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Published in 2019 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2019.2893108

Abstract: Using a distribution of a non-central chi-square random variable and selection combining, statistics of wireless systems employing decode-and-forward (DF) opportunistic relays (ORs) under outdated channel state information (CSI), and independent and identically distributed (i.i.d.) generalized-Rician… read more here.

Keywords: opportunistic outdated; outdated relays; relays even; rician fading ... See more keywords