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Subarrays in linear array configurations, an effective instrument for scan loss compensation. / Akbar, Fannush Shofi; Ligthart, Leonardus P.; Lager, Ioan E.; Hendrantoro, Gamantyo.

2016 Loughborough Antennas and Propagation Conference, LAPC 2016. Piscataway, NJ : IEEE, 2017. p. 1-5 7807488.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Harvard

Akbar, FS, Ligthart, LP, Lager, IE & Hendrantoro, G 2017, Subarrays in linear array configurations, an effective instrument for scan loss compensation. in 2016 Loughborough Antennas and Propagation Conference, LAPC 2016., 7807488, IEEE, Piscataway, NJ, pp. 1-5, 2016 Loughborough Antennas and Propagation Conference, Loughborough, United Kingdom, 14/11/16. https://doi.org/10.1109/LAPC.2016.7807488

APA

Akbar, F. S., Ligthart, L. P., Lager, I. E., & Hendrantoro, G. (2017). Subarrays in linear array configurations, an effective instrument for scan loss compensation. In 2016 Loughborough Antennas and Propagation Conference, LAPC 2016 (pp. 1-5). [7807488] Piscataway, NJ: IEEE. https://doi.org/10.1109/LAPC.2016.7807488

Vancouver

Akbar FS, Ligthart LP, Lager IE, Hendrantoro G. Subarrays in linear array configurations, an effective instrument for scan loss compensation. In 2016 Loughborough Antennas and Propagation Conference, LAPC 2016. Piscataway, NJ: IEEE. 2017. p. 1-5. 7807488 https://doi.org/10.1109/LAPC.2016.7807488

Author

Akbar, Fannush Shofi ; Ligthart, Leonardus P. ; Lager, Ioan E. ; Hendrantoro, Gamantyo. / Subarrays in linear array configurations, an effective instrument for scan loss compensation. 2016 Loughborough Antennas and Propagation Conference, LAPC 2016. Piscataway, NJ : IEEE, 2017. pp. 1-5

BibTeX

@inproceedings{eeb68a491d13424eae506425663bbca4,
title = "Subarrays in linear array configurations, an effective instrument for scan loss compensation",
abstract = "A novel approach is proposed for compensating the scan loss in wide-angular scanning array antennas due to the pattern falloff of physical radiators. The method is based on replacing elements in (linear) arrays with sub arrays with enhanced radiation intensity at large angles. This strategy is best applicable in the case of sparse arrays that intrinsically provide the space for accommodating sub arrays. An optimised linear sub array, with 5 dB radiation intensity enhancement at 60° is designed. This sub array is then incorporated in linear array antennas with (approximately) 50{\%} thinning factors. An up to 1.2 dB improvement of the maximum directivity at 60° beam scanning is obtained. The obtained results allow conjecturing that a similar strategy, when applied to planar arrays, will lead to an even more significant scan-loss reduction, this yielding a substantial performance enhancement for wide-angular scanning radar array antennas.",
keywords = "Antenna radiation patterns, Radar antennas, Linear antenna arrays, Planar arrays, Measurement, Radar applications",
author = "Akbar, {Fannush Shofi} and Ligthart, {Leonardus P.} and Lager, {Ioan E.} and Gamantyo Hendrantoro",
year = "2017",
doi = "10.1109/LAPC.2016.7807488",
language = "English",
pages = "1--5",
booktitle = "2016 Loughborough Antennas and Propagation Conference, LAPC 2016",
publisher = "IEEE",
address = "United States",

}

RIS

TY - GEN

T1 - Subarrays in linear array configurations, an effective instrument for scan loss compensation

AU - Akbar, Fannush Shofi

AU - Ligthart, Leonardus P.

AU - Lager, Ioan E.

AU - Hendrantoro, Gamantyo

PY - 2017

Y1 - 2017

N2 - A novel approach is proposed for compensating the scan loss in wide-angular scanning array antennas due to the pattern falloff of physical radiators. The method is based on replacing elements in (linear) arrays with sub arrays with enhanced radiation intensity at large angles. This strategy is best applicable in the case of sparse arrays that intrinsically provide the space for accommodating sub arrays. An optimised linear sub array, with 5 dB radiation intensity enhancement at 60° is designed. This sub array is then incorporated in linear array antennas with (approximately) 50% thinning factors. An up to 1.2 dB improvement of the maximum directivity at 60° beam scanning is obtained. The obtained results allow conjecturing that a similar strategy, when applied to planar arrays, will lead to an even more significant scan-loss reduction, this yielding a substantial performance enhancement for wide-angular scanning radar array antennas.

AB - A novel approach is proposed for compensating the scan loss in wide-angular scanning array antennas due to the pattern falloff of physical radiators. The method is based on replacing elements in (linear) arrays with sub arrays with enhanced radiation intensity at large angles. This strategy is best applicable in the case of sparse arrays that intrinsically provide the space for accommodating sub arrays. An optimised linear sub array, with 5 dB radiation intensity enhancement at 60° is designed. This sub array is then incorporated in linear array antennas with (approximately) 50% thinning factors. An up to 1.2 dB improvement of the maximum directivity at 60° beam scanning is obtained. The obtained results allow conjecturing that a similar strategy, when applied to planar arrays, will lead to an even more significant scan-loss reduction, this yielding a substantial performance enhancement for wide-angular scanning radar array antennas.

KW - Antenna radiation patterns

KW - Radar antennas

KW - Linear antenna arrays

KW - Planar arrays

KW - Measurement

KW - Radar applications

UR - http://www.scopus.com/inward/record.url?scp=85014077949&partnerID=8YFLogxK

U2 - 10.1109/LAPC.2016.7807488

DO - 10.1109/LAPC.2016.7807488

M3 - Conference contribution

SP - 1

EP - 5

BT - 2016 Loughborough Antennas and Propagation Conference, LAPC 2016

PB - IEEE

CY - Piscataway, NJ

ER -

ID: 44921726