Articles with "time line" as a keyword



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Exact solution of axial liquid-pipe vibration with time-line interpolation

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Published in 2017 at "Journal of Fluids and Structures"

DOI: 10.1016/j.jfluidstructs.2016.12.011

Abstract: Abstract The axial vibration of liquid-pipes, considering the fluid-structure interaction (FSI), can be described by a four-equation model consisting of two equations for the fluid and the other two for the pipe wall. When distributed… read more here.

Keywords: accuracy; exact solution; solution; interpolation ... See more keywords
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Full-Rate Space-Time Line Code With Asymptotic SNR Gain

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Published in 2023 at "IEEE Communications Letters"

DOI: 10.1109/lcomm.2023.3257410

Abstract: In this letter, we introduce a novel quasi-orthogonal full-rate space-time line code (FR-QSTLC) for an arbitrary number of transmit antennas and four receiver antennas. Its fully analytical examination and the benchmark of full-rate STLCs are… read more here.

Keywords: rate space; full rate; gain; rate ... See more keywords
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Intelligent Reflecting Surface-Aided Space–Time Line Coded Systems

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Published in 2022 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2021.3124916

Abstract: In this study, an intelligent reflecting surface (IRS)-aided space–time line code (STLC) system is examined to efficiently extend its coverage area. The IRS phase-shift values of each element can be designed using a semidefinite relaxation… read more here.

Keywords: reflecting surface; intelligent reflecting; space time; time line ... See more keywords
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Full-Rate Space–Time Line Code for Four Receive Antennas

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Published in 2022 at "IEEE Wireless Communications Letters"

DOI: 10.1109/lwc.2021.3137796

Abstract: For multiple-input multiple-output systems with four receive antennas, conventional space–time line codes (STLCs) have supported code rates of 3/4, 4/7, and 1/2. To provide a wider range of transmission rates, we herein propose a rate-1… read more here.

Keywords: four receive; full rate; rate; time line ... See more keywords
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Uplink NOMA Random Access Systems With Space–Time Line Code

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Published in 2020 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2020.2974460

Abstract: This work proposes a random access system with uplink non-orthogonal multiple access (NOMA), where users transmit their packets by using the space-time line code (STLC) to fully exploit the spatial diversity without channel state information… read more here.

Keywords: random access; access; line code; time line ... See more keywords
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Performance Analysis of Space-Time Line Code in Correlated Fading Channels

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Published in 2021 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2021.3078328

Abstract: Recently, the idea of space-time line code (STLC) was developed in [1] as an efficient way to increase the diversity of multiple-input multiple-output (MIMO) communications, with a special code structure that exploits the channel state… read more here.

Keywords: performance; line code; time line; space time ... See more keywords
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Ergodic Capacity of Space-Time Line Code Systems with Transmit Antenna Selection

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Published in 2022 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2022.3177453

Abstract: Since a novel diversity technique called a space-time line code (STLC) was invented, previous studies have focused on the analysis of a rate-1 STLC assuming two receive antennas. For the state-of-the-art STLCs with transmit antenna… read more here.

Keywords: antenna selection; transmit antenna; time line; line code ... See more keywords
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Robust finite-time line-of-sight angular rate estimation in missile guidance

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Published in 2017 at "Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering"

DOI: 10.1177/0954410016654178

Abstract: This paper documents a robust finite-time line-of-sight angular rate estimation in missile guidance. Through geometric homogeneity and Lyapunov theories, it is shown that the observer estimation errors can converge into a bounded nonzero residual set… read more here.

Keywords: finite time; estimation; time; line sight ... See more keywords