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research article
An invariant matrix structure in multiantenna communications
This letter shows that the matrix structure with 2/spl times/2 Alamouti sub-blocks remains invariant under several nontrivial matrix operations, including matrix inversion, Schur complementation, Riccati recursion, triangular factorization, and QR factorization.
Type
research article
Authors
Publication date
2005
Publisher
Published in
Volume
12
Issue
11
Start page
749
End page
752
Peer reviewed
REVIEWED
EPFL units
Available on Infoscience
December 19, 2017
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