DocumentCode
3096488
Title
Directivity enhancement based on anisotropic zero refraction index metamaterials
Author
Qiang Cheng ; Bin Zhou ; Hui Feng Ma ; Wei Xiang Jiang
Author_Institution
Dept. of Radio Eng., Southeast Univ., Nanjing, China
fYear
2012
fDate
4-7 Dec. 2012
Firstpage
553
Lastpage
555
Abstract
In this paper, we have reviewed some recent works about the anisotropic zero refraction index metamaterials, which has been proved to be helpful to enhance the directivity of microwave antennas. An improved Vivaldi antenna with metamaterial loadings has been discussed and simulated. Simulation results show that anisotropic zero refraction index metamaterials can be utilized to improve the antenna performance efficiently, which is important for practical antenna designs.
Keywords
directive antennas; metamaterial antennas; microwave antennas; microwave metamaterials; refractive index; anisotropic zero refraction index metamaterials; antenna performance improvement; directivity enhancement; improved Vivaldi antenna; metamaterial loadings; microwave antennas; Electromagnetics; Indexes; Metamaterials; Permittivity; Vivaldi antennas;
fLanguage
English
Publisher
ieee
Conference_Titel
Microwave Conference Proceedings (APMC), 2012 Asia-Pacific
Conference_Location
Kaohsiung
Print_ISBN
978-1-4577-1330-9
Electronic_ISBN
978-1-4577-1331-6
Type
conf
DOI
10.1109/APMC.2012.6421661
Filename
6421661
Link To Document