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High-gain multilayer 2×2 antenna array for wireless applications

✍ Scribed by R. K. Gupta; G. Kumar


Publisher
John Wiley and Sons
Year
2008
Tongue
English
Weight
778 KB
Volume
50
Category
Article
ISSN
0895-2477

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✦ Synopsis


Abstract

This article proposes an efficient high‐gain multilayer 2×2 antenna array for wireless applications. The prototype antenna consists of a microstrip antenna which feeds 2×2 array of square parasitic patches fabricated on a low‐cost easily available FR4 superstrate. The patches on superstrate are suspended in air at λ~0~/2. The structure is designed, fabricated, and tested. The measured VSWR is < 2 over 5.725–5.875 GHz frequency band. The proposed antenna with 2×2 array of square parasitic patches provides 80% efficiency and SLL of −24 dB with an associated gain of 14.9 dB. The proposed structure can be packaged inside an application platform. © 2008 Wiley Periodicals, Inc. Microwave Opt Technol Lett 50: 2911–2917, 2008; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.23835


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