DocumentCode
1480401
Title
Designing Good Multi-Dimensional Constellations
Author
Beko, Marko ; Dinis, Rui
Volume
1
Issue
3
fYear
2012
fDate
6/1/2012 12:00:00 AM
Firstpage
221
Lastpage
224
Abstract
In this letter we consider the design of multi-dimensional compact constellations that minimize the average symbol energy for a given minimum Euclidian distance between constellation points. We formulate the constellation design as a non-convex quadratically constrained quadratic programming. We propose a simple and efficient optimization method, which offers good solutions for small to medium sized constellations.
Keywords
concave programming; quadratic programming; quadrature amplitude modulation; QAM constellation; average symbol energy minimization; constellation point; minimum Euclidian distance; multidimensional compact constellation design; nonconvex quadratically constrained quadratic programming; optimization method; small to medium sized constellation; Constellation diagram; Gain; Lattices; Quadratic programming; Quadrature amplitude modulation; Signal to noise ratio; M-ary constellations; optimization;
fLanguage
English
Journal_Title
Wireless Communications Letters, IEEE
Publisher
ieee
ISSN
2162-2337
Type
jour
DOI
10.1109/WCL.2012.032312.120203
Filename
6176012
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