DocumentCode
1316844
Title
Beam steerable IR-UWB antenna array with FCC-compliant impulse generators
Author
Schleicher, Bernd ; Leib, M. ; Menzel, Wolfgang ; Schumacher, Hermann
Author_Institution
Inst. of Electron Devices & Circuits, Ulm Univ., Ulm, Germany
Volume
46
Issue
18
fYear
2010
fDate
9/1/2010 12:00:00 AM
Firstpage
1245
Lastpage
1246
Abstract
A novel method for beam steering with an active ultra-wideband antenna array is presented for impulse-radio ultra-wideband. The antenna array consists of four planar Vivaldi antennas in a collinear arrangement with an impulse generator circuit mounted chip-on-board on each antenna element. The beam steering is done by shifting the phase of the control signals triggering the impulse generators. In the array arrangement a measured beamwidth of 16° is achieved for an antenna spacing of 4°cm compared to 80° for a single Vivaldi antenna. Beam steering is experimentally demonstrated for a steering angle of 30°.
Keywords
antenna arrays; beam steering; pulse generators; ultra wideband antennas; ultra wideband communication; FCC-compliant impulse generators; active ultra-wideband antenna array; beam steerable IR-UWB antenna array; beam steering; impulse generator circuit; impulse-radio ultra-wideband; planar Vivaldi antennas;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el.2010.1625
Filename
5567036
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