DocumentCode
782525
Title
Tapering of Multitransmit Digital Beamforming Arrays
Author
Schuler, Karin ; Wiesbeck, Werner
Author_Institution
Inst. fur Hochstfrequenztechnik und Elektron. (IHE), Univ. Karlsruhe (TH), Karlsruhe
Volume
56
Issue
7
fYear
2008
fDate
7/1/2008 12:00:00 AM
Firstpage
2125
Lastpage
2127
Abstract
Various taper functions are well known to suppress side lobes in antenna array factors. These tapers are limited to either transmit or receive arrays and are mostly restricted to arrays with a high number of elements. This paper presents an approach for applying taper functions also to digital beamforming (DBF) arrays with transmitter multiplexing. For such DBF configurations, taper functions have not been known yet. An example for a multiple transmit DBF taper will be given which is dedicated for low number of elements.
Keywords
antenna arrays; array signal processing; multibeam antennas; multiplexing; transmitting antennas; antenna array factors; multitransmit digital beamforming arrays; side lobe suppression; taper function; transmitter multiplexing; Antenna arrays; Array signal processing; Azimuth; Costs; Focusing; Phased arrays; Receiving antennas; Signal processing; Transmitters; Transmitting antennas; Digital beamforming (DBF); multitransmit digital beamforming; taper function;
fLanguage
English
Journal_Title
Antennas and Propagation, IEEE Transactions on
Publisher
ieee
ISSN
0018-926X
Type
jour
DOI
10.1109/TAP.2008.924774
Filename
4558316
Link To Document