Articles with "antenna selection" as a keyword



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Antenna Selection in TDD Massive MIMO Systems

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Published in 2019 at "Mobile Networks and Applications"

DOI: 10.1007/s11036-019-01297-5

Abstract: Massive multiple-input multiple-output (MIMO) system installs a large number of antennas on base station, it requires one radio frequency (RF) chain for each antenna. When the number of antennas is small, the power consumption of the… read more here.

Keywords: system; mimo; massive mimo; number ... See more keywords
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A projected fast ISTA algorithm for joint beam forming and antenna selection in massive MIMO

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Published in 2020 at "Wireless Networks"

DOI: 10.1007/s11276-018-1786-0

Abstract: The joint beam-forming and antenna selection problem encountered in modern multi-user massive multiple input multiple output (MIMO) communication systems is solved using the projected fast iterative shrinkage–thresholding algorithm (ISTA). The algorithm aim is to find… read more here.

Keywords: forming antenna; fast ista; beam forming; projected fast ... See more keywords
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A Novel Low-Complex Antenna Selection Scheme for Beyond 4G (B4G) Systems

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Published in 2017 at "Wireless Personal Communications"

DOI: 10.1007/s11277-017-4005-x

Abstract: Multi input multi output (MIMO) based transmission modes are very popular in 4G and beyond wireless standards. It offers high quality services at the cost of increased hardware and signal processing complexity. Antenna selection is… read more here.

Keywords: selection schemes; selection; scheme; antenna selection ... See more keywords
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Performance of Two-Way Relay Networks with Generalized Transmit and Receive Antenna Selection over Rayleigh Fading Channels

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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
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Antenna selection with improved group based particle swarm optimization (IGPSO) and joint adaptive beam forming for wideband millimeter wave communication

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Published in 2021 at "Journal of Ambient Intelligence and Humanized Computing"

DOI: 10.1007/s12652-020-01828-z

Abstract: In general, realization of large array communication for mm Wave systems is non-vital. Radio Traditional digital antenna array that comprises of one Radio Frequency (RF) chain for every antenna leads to high consumption of energy,… read more here.

Keywords: selection; antenna; igpso; antenna selection ... See more keywords
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Antenna selection for MIMO system based on pattern recognition

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Published in 2019 at "Digital Communications and Networks"

DOI: 10.1016/j.dcan.2018.10.001

Abstract: Abstract This paper proposes a novel Multiple-Input Multiple-Output (MIMO) transmission scheme based on Pattern Recognition (PR), which is termed as the PR aided Transmission Antenna Selection MIMO (PR-TAS aided MIMO). As the conventional TAS algorithms… read more here.

Keywords: selection mimo; recognition; based pattern; antenna selection ... See more keywords
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Massive MIMO antenna selection algorithms based on iterative swapping

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Published in 2017 at "Electronics Letters"

DOI: 10.1049/el.2017.4346

Abstract: Based on capacity maximisation metric, an iterative swapping antenna selection method is proposed for massive multiple-input multiple-output (MIMO). Then a ‘local’ swapping algorithm is proposed for massive MIMO antenna selection, which swaps the target antennas… read more here.

Keywords: iterative swapping; mimo antenna; selection; massive mimo ... See more keywords
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On Secure NOMA Systems With Transmit Antenna Selection Schemes

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Published in 2017 at "IEEE Access"

DOI: 10.1109/access.2017.2737330

Abstract: This paper investigates the secrecy performance of a two-user downlink non-orthogonal multiple access systems. Both single-input and single-output and multiple-input and single-output systems with different transmit antenna selection (TAS) strategies are considered. Depending on whether… read more here.

Keywords: selection schemes; noma systems; transmit antenna; secure noma ... See more keywords
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Reduced Feedback Rate Schemes for Transmit Antenna Selection With Alamouti Coding

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Published in 2018 at "IEEE Access"

DOI: 10.1109/access.2018.2806375

Abstract: In this paper, we propose and analyze two novel reduced feedback rate schemes for transmit antenna selection (TAS) for multiple-input multiple-output systems. A detailed analysis and comparison of bit error performance, outage probability, and the… read more here.

Keywords: transmit antenna; feedback rate; rate; performance ... See more keywords
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Joint Quantized Constant Envelope Precoding and Antenna Selection for Massive MU-MIMO Downlink Systems Using Higher-Order QAM

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Published in 2019 at "IEEE Access"

DOI: 10.1109/access.2019.2923202

Abstract: This paper introduces the antenna selection (AS) mechanism into the quantized constant envelope (CE) precoding in massive multiuser multiple-input multiple-output systems to simultaneously reduce multiuser interference and hardware power consumption. However, this joint design problem… read more here.

Keywords: problem; envelope precoding; constant envelope; quantized constant ... See more keywords
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Joint Design of Beamforming and Antenna Selection in Short Blocklength Regime for URLLC in Cognitive Radio Networks

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2021.3119318

Abstract: This paper considers the short blocklength regime for cognitive radio networks (CRNs) to deliver ultra-reliable and low-latency communications (URLLCs) promised for beyond 5G networks. The secondary system consists of a secondary transmitter (ST) and multiple… read more here.

Keywords: short blocklength; blocklength regime; antenna selection;