volume 7 issue 4 pages 381-385

A broadband helical loaded square cavity back antenna array

B. K. Mishra 1
Vinitkumar Jayaprakash Dongre 1
Megha Gupta 1
1
 
Thakur College of Engineering and Technology, Mumbai, India
Publication typeJournal Article
Publication date2012-12-01
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ISSN20952732, 20952740
Abstract
In this paper, a fundamental advancement of the basic helix design which expands to array having good bandwidth is proposed. The helix is inserted in a cavity. The result is a new antenna design that offers the performance characteristics and advantages of the conventional helix but in a much more compact physical size envelope. A 4-element rectangular helical array has been designed. For miniaturization and impedance matching, the helical wire is replaced by a rectangular cross sectioned strip. It has been observed that when the helix is inserted in a cavity, it behaves differently from a normal helical antenna. The effects of the cavity on the number of turns, the impedance of total antenna, and the reflection coefficient have been analyzed. The array is designed for 2.4 GHz. The return loss obtained is less than − 10 dB and the bandwidth is more than 1.3 GHz for the array.
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Mishra B. K., Dongre V. J., Gupta M. A broadband helical loaded square cavity back antenna array // Frontiers of Electrical and Electronic Engineering. 2012. Vol. 7. No. 4. pp. 381-385.
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Mishra B. K., Dongre V. J., Gupta M. A broadband helical loaded square cavity back antenna array // Frontiers of Electrical and Electronic Engineering. 2012. Vol. 7. No. 4. pp. 381-385.
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TY - JOUR
DO - 10.1007/s11460-012-0218-7
UR - https://doi.org/10.1007/s11460-012-0218-7
TI - A broadband helical loaded square cavity back antenna array
T2 - Frontiers of Electrical and Electronic Engineering
AU - Mishra, B. K.
AU - Dongre, Vinitkumar Jayaprakash
AU - Gupta, Megha
PY - 2012
DA - 2012/12/01
PB - Springer Nature
SP - 381-385
IS - 4
VL - 7
SN - 2095-2732
SN - 2095-2740
ER -
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@article{2012_Mishra,
author = {B. K. Mishra and Vinitkumar Jayaprakash Dongre and Megha Gupta},
title = {A broadband helical loaded square cavity back antenna array},
journal = {Frontiers of Electrical and Electronic Engineering},
year = {2012},
volume = {7},
publisher = {Springer Nature},
month = {dec},
url = {https://doi.org/10.1007/s11460-012-0218-7},
number = {4},
pages = {381--385},
doi = {10.1007/s11460-012-0218-7}
}
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Mishra, B. K., et al. “A broadband helical loaded square cavity back antenna array.” Frontiers of Electrical and Electronic Engineering, vol. 7, no. 4, Dec. 2012, pp. 381-385. https://doi.org/10.1007/s11460-012-0218-7.