A Transient UWB Antenna Array Used with Complex Impedance Surfaces
Author(s) -
Adrien Godard,
Laurent Desrumaux,
V. Bertrand,
J. Andrieu,
M. Lalande,
B. Jecko,
Vincent Couderc,
M. Brishoual,
R. Guillerey
Publication year - 2010
Publication title -
international journal of antennas and propagation
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.282
H-Index - 37
eISSN - 1687-5877
pISSN - 1687-5869
DOI - 10.1155/2010/243145
Subject(s) - antenna (radio) , transient (computer programming) , antenna array , radiation pattern , dipole antenna , beam steering , ultra wideband , acoustics , radar , electronic engineering , antenna measurement , wideband , engineering , optics , physics , electrical engineering , computer science , telecommunications , operating system
The conception of a novel Ultra-Wideband (UWB) antenna array, designed especially for transient radar applications through the frequency band (300 MHz–3 GHz), is proposed in this paper. For these applications, the elementary antenna must be compact and nondispersive, and the array must be able to steer in two dimensions. The geometry of the elementary antenna and its radiation characteristics are presented. The array beam steering is analyzed and a technique making the increase of the transient front-to-back ratio possible is described
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