Articles with "subarray" as a keyword



Optimization by Excitation Shaping of a Transmitting Subarray Radiation Parameters With a Constrained Receiver Leakage

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Published in 2019 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2019.2927675

Abstract: This paper describes a method of finding a constrained optimum excitation of a generic transmitting antenna subarray. Constraint of a maximum power coupled from the transmitting to the receiving subarray is discussed. Optimum realized gain,… read more here.

Keywords: optimization excitation; excitation; transmitting subarray; shaping transmitting ... See more keywords
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An Active Antenna Subarray for the Low-Frequency Radio Telescope GURT—Part II: Numerical Analysis and Experiment

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Published in 2019 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2019.2929322

Abstract: This second part of two articles’ sequence presents the detailed numerical analysis of electrical and noise parameters of a subarray of the Giant Ukrainian Radio Telescope (GURT) designed for operation in the frequency range of… read more here.

Keywords: part; radio telescope; telescope gurt; frequency ... See more keywords
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An Effective Hybrid Synthesis Strategy of Multibeam Subarray

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Published in 2022 at "IEEE Transactions on Antennas and Propagation"

DOI: 10.1109/tap.2021.3118710

Abstract: In this article, an effective hybrid method is proposed to design the subarrays generating multiple functional beams. In the process of synthesis, one of the target patterns is selected as the primary pattern which is… read more here.

Keywords: synthesis; hybrid synthesis; effective hybrid; subarray ... See more keywords
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Nearly Optimal Robust Positioning Patterns

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Published in 2022 at "IEEE Transactions on Information Theory"

DOI: 10.1109/tit.2021.3118905

Abstract: A robust positioning pattern is a large array in which the contents of any subarray of given dimension can determine the subarray’s position, even if they are corrupted by errors. In this paper, we propose… read more here.

Keywords: nearly optimal; positioning; positioning patterns; optimal robust ... See more keywords
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An Irregular Tiled Array Technique for Microwave Wireless Power Transmission

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Published in 2023 at "IEEE Transactions on Vehicular Technology"

DOI: 10.1109/tvt.2022.3227264

Abstract: An irregular tiled array technique with the maximization of beam collection efficiency (BCE) for microwave wireless power transmission (WPT) is addressed in this paper, where the radiating elements are irregularly partitioned into multiple subarrays for… read more here.

Keywords: irregular tiled; wireless power; microwave wireless; array technique ... See more keywords
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Randomly overlap subarray feeding network to reduce number of phase shifter in 28GHz

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Published in 2022 at "PLOS ONE"

DOI: 10.1371/journal.pone.0277404

Abstract: Synthesizing antenna arrays for fifth-generation communication technology is the most significant issue in the electromagnetic industry and academia. This paper focused on a comprehensive algorithm for developing a 5G base station antenna array. The suggested… read more here.

Keywords: subarray; number phase; feeding network; array ... See more keywords

Robust Adaptive Beamforming Algorithm for Sparse Subarray Antenna Array Based on Hierarchical Weighting

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Published in 2022 at "Micromachines"

DOI: 10.3390/mi13060859

Abstract: Sparse antenna arrays based on subarrays have more and more broad application prospects for the limitation of array space, real-time algorithm and hardware costs. Aiming at the beamforming technology of sparse antenna arrays based on… read more here.

Keywords: sparse; antenna; robust adaptive; subarray ... See more keywords