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   Articles with "rayleigh fading" as a keyword



Performance of Two-Way Relay Networks with Generalized Transmit and Receive Antenna Selection over Rayleigh Fading Channels

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recommendations! Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-4124-4

Abstract: In this work, we study a generalized antenna selection strategy in two way relay networks over Rayleigh fading channels where multi antennas are selected in sources for both transmission and reception and relay is equipped… read more here.

Keywords: way relay; two way; relay; relay networks ... See more keywords

Secrecy Analysis of Cooperative Vehicular Relaying Networks over Double-Rayleigh Fading Channels

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recommendations! Published in 2020 at "Wireless Personal Communications"

DOI: 10.1007/s11277-020-07500-1

Abstract: In this paper, we investigate physical-layer security performance of the cooperative vehicular relaying networks, wherein the communication from a source vehicle to the destination vehicle is assisted by an amplify-and-forward (AF) relay vehicle in the… read more here.

Keywords: double rayleigh; rayleigh fading; vehicular relaying; relaying networks ... See more keywords

Performance Analysis of Beamforming in MU-MIMO Systems for Rayleigh Fading Channels

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recommendations! Published in 2017 at "IEEE Access"

DOI: 10.1109/access.2017.2682791

Abstract: This paper characterizes the performance metrics of MU-MIMO systems under Rayleigh fading channels in the presence of both cochannel interference and additive noise with unknown channel state information and known correlation matrices. In the first… read more here.

Keywords: capacity; rayleigh fading; fading channels; systems rayleigh ... See more keywords

Simple and Accurate Polynomial Formulas for Error Rates of High-Order EGC in iid Rayleigh Fading

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recommendations! Published in 2022 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2022.3166750

Abstract: No simple error-rate formula is available to high-order equal-gain combining (EGC) although it is an open issue traceable to Lord Rayleigh. In this letter, we derive a polynomial error-rate formula for 4~8th EGC in independent… read more here.

Keywords: rayleigh fading; iid rayleigh; high order; formula ... See more keywords

A Novel DCMA Codebook Design Scheme Over Downlink Rayleigh Fading Channels

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recommendations! Published in 2025 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2025.3592682

Abstract: Dense Code Multiple Access (DCMA) is a variant of sparse code multiple access (SCMA) that replaces sparse codewords with dense ones, enhancing diversity gain. In this letter, we propose a novel approach to DCMA codebook… read more here.

Keywords: fading channels; downlink rayleigh; rayleigh fading; codebook design ... See more keywords

Secure Performance of RIS-Aided NOMA in Cognitive V2X Networks With Imperfect CSI Over Double Rayleigh Fading

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recommendations! Published in 2024 at "IEEE Transactions on Cognitive Communications and Networking"

DOI: 10.1109/tccn.2024.3365704

Abstract: Cognitive non-orthogonal multiple access (NOMA) and reconfigurable intelligent surface (RIS) have been envisioned as two promising technologies for vehicle to everything (V2X) networks. This paper considers an RIS-aided V2X network with cognitive NOMA in the… read more here.

Keywords: v2x; double rayleigh; ris aided; performance ... See more keywords

Channel Magnitude Based Energy Detection With Receive Diversity for Multi-Level Amplitude-Shift Keying in Rayleigh Fading

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recommendations! Published in 2017 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2017.2690289

Abstract: A novel low complexity energy detection receiver, which utilizes knowledge of the magnitudes of the fading gains of the receive diversity branches, is presented. Its error performance in flat Rayleigh fading with multi-level amplitude-shift keying… read more here.

Keywords: detection; energy detection; diversity; energy ... See more keywords

A Coded DCSK Modulation System Over Rayleigh Fading Channels

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recommendations! Published in 2018 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2018.2827032

Abstract: Coded modulation (CM) is a bandwidth efficient framework to approach the capacity limit of the differential chaos shift keying (DCSK) systems. In this paper, we propose an ${M}$ -ary DCSK system operated with CM based… read more here.

Keywords: modulation; coded dcsk; bicm dcsk; rayleigh fading ... See more keywords

Optimal ASK Levels for Channel Magnitude Based Diversity Reception in Rayleigh Fading

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recommendations! Published in 2018 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2018.2829872

Abstract: We consider two low-complexity receivers, namely, the energy detection (ED) receiver and the weighted envelope detection (WENVD) receiver, employing receive diversity, operating in flat Rayleigh fading with multi-level amplitude-shift keying, and having only channel magnitude… read more here.

Keywords: receive diversity; optimal ask; diversity; channel magnitude ... See more keywords

Rayleigh Fading Channel Capacity for Coherent Signaling With Asymmetric Constellations

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recommendations! Published in 2022 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2022.3153474

Abstract: This paper investigates the channel capacity of coherent reception with antenna diversity in Rayleigh fading using asymmetric constellations, such as nonbinary two-sided amplitude-shift keying (ASK) and quadrature amplitude modulation (QAM) with ≥ 8 levels. Due… read more here.

Keywords: input; rayleigh fading; capacity coherent; capacity ... See more keywords

Ergodic Capacity of MIMO Faster-Than-Nyquist Transmission Over Triply-Selective Rayleigh Fading Channels

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recommendations! Published in 2022 at "IEEE Transactions on Communications"

DOI: 10.1109/tcomm.2022.3185291

Abstract: Faster-than-Nyquist signaling (FTNS) has already been shown to increase the communication capacity on certain channels such as additive white Gaussian noise and block flat multiple-input multiple-output (MIMO) Rayleigh fading channels. The following issues, however, remain… read more here.

Keywords: rayleigh fading; capacity; triply selective; fading channels ... See more keywords