DocumentCode :
1419278
Title :
In Situ Optimization of Metamaterial-Inspired Loop Antennas
Author :
Ouedraogo, Raoul O. ; Rothwell, Edward J. ; Diaz, Alejandro ; Chen, Shih-Yuan ; Temme, Andrew ; Fuchi, Kazuko
Author_Institution :
Dept. of Electr. & Comput. Eng., Michigan State Univ., East Lansing, MI, USA
Volume :
9
fYear :
2010
fDate :
7/2/1905 12:00:00 AM
Firstpage :
75
Lastpage :
78
Abstract :
A new methodology for designing metamaterial-inspired antennas using an in situ optimization technique is introduced. Through this approach, an optimization tool such as a genetic algorithm is used to design a metamaterial pattern adjacent to an antenna to enhance the antenna´s performance. As an example, the technique is used for miniaturization purposes where a loop antenna initially resonant at 2.45 GHz is made resonant at 960 MHz, providing a sevenfold reduction in antenna area over a conventional loop designed to operate at 960 MHz.
Keywords :
UHF antennas; loop antennas; metamaterials; optimisation; frequency 2.45 GHz; frequency 960 MHz; genetic algorithm; in situ optimization technique; metamaterial pattern design; metamaterial-inspired loop antennas; sevenfold reduction; Genetic algorithm; loop antenna; metamaterial; optimization;
fLanguage :
English
Journal_Title :
Antennas and Wireless Propagation Letters, IEEE
Publisher :
ieee
ISSN :
1536-1225
Type :
jour
DOI :
10.1109/LAWP.2010.2043409
Filename :
5415634
Link To Document :
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