DocumentCode
845945
Title
Simplifying the beamforming optimality region for practical mimo scenarios
Author
Sánchez-Fernández, Matilde ; Zazo, Santiago ; Valenzuela, Reinaldo
Author_Institution
Dept. de Teoria de la Senal y Comunicaciones, Univ. Carlos III de Madrid
Volume
10
Issue
11
fYear
2006
fDate
11/1/2006 12:00:00 AM
Firstpage
751
Lastpage
753
Abstract
The optimality region for beamforming is redefined in terms of two parameters, the signal to noise ratio and the product of the antenna separation and the angular spread in the transmitter. This is possible by finding an interesting univocal relationship between the two main eigenvalues of the transmitter correlation in terms of this product. This relationship holds for many realistic scenarios, particularly in those where beamforming is a transmission alternative
Keywords
MIMO systems; antenna arrays; array signal processing; correlation methods; eigenvalues and eigenfunctions; transmitters; MIMO scenario; angular spread; antenna separation; beamforming; eigenvalues; multiple input multiple output; transmitter correlation; Array signal processing; Channel state information; Eigenvalues and eigenfunctions; Fading; Geometry; Helium; MIMO; Signal to noise ratio; Transmitters; Transmitting antennas;
fLanguage
English
Journal_Title
Communications Letters, IEEE
Publisher
ieee
ISSN
1089-7798
Type
jour
DOI
10.1109/LCOMM.2006.060911
Filename
4020530
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