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Power allocation optimization for oam-mimo systems with unaligned antennas


Citation

Xiong, Xusheng and Li, Qiang and Ge, Xiaohu and Sali, Aduwati and Mohd Ali, Borhanuddin (2022) Power allocation optimization for oam-mimo systems with unaligned antennas. IEEE Wireless Communications Letters, 11 (7). pp. 1523-1527. ISSN 2162-2337; ESSN: 2162-2345

Abstract

Crosstalk among different orbital angular momentum (OAM) states, mainly caused by the atmospheric turbulence and the misalignment between the transmitting and receiving antennas, leads to the increase of error probability of OAM transmission systems. Considering the OAM-based multiple-input multiple-output (OAM-MIMO) transmission system with unaligned antennas, the error probability model is derived under the non-Kolmogorov turbulence. Furthermore, a power allocation optimization algorithm is proposed to alleviate the crosstalk among different OAM states, thus effectively decreasing the error probability of the OAM-MIMO transmission system. Numerical results show that the error probability reduction of the OAM-MIMO transmission system by using the proposed optimization algorithm is up to 26.1 dB.


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Official URL or Download Paper: https://ieeexplore.ieee.org/document/9784914/

Additional Metadata

Item Type: Article
Divisions: Faculty of Engineering
DOI Number: https://doi.org/10.1109/lwc.2022.3178809
Publisher: Institute of Electrical and Electronics Engineers
Keywords: Transmitting antennas; Receiving antennas; Error probability; Atmospheric modeling; Crosstalk; Optimization; Wireless communication
Depositing User: Mr. Mohamad Syahrul Nizam Md Ishak
Date Deposited: 30 Jun 2024 02:17
Last Modified: 30 Jun 2024 02:17
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1109/lwc.2022.3178809
URI: http://psasir.upm.edu.my/id/eprint/102824
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