Precoder design for multi-antenna systems with temporally and spatially correlated fading channels
Nguyen, Van Khanh and Xiang, Yong 2005, Precoder design for multi-antenna systems with temporally and spatially correlated fading channels, in Proceedings of the IEEE International Conference on Industrial Technology (IEEE ICIT2005), IEEE Computer Society, Los Alamitos, Calif., pp. 1141-1146.
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Title
Precoder design for multi-antenna systems with temporally and spatially correlated fading channels
Proceedings of the IEEE International Conference on Industrial Technology (IEEE ICIT2005)
Editor(s)
Hung, J. C.
Publication date
2005
Conference series
IEEE/ACIS International Conference on Computer and Information Science
Start page
1141
End page
1146
Publisher
IEEE Computer Society
Place of publication
Los Alamitos, Calif.
Summary
This paper addresses the problem of the design of a precoder for multiple transmit antenna communication systems with spatially and temporally correlated fading channels. Using the theories of matrix differential calculus, the paper derives a precoder for unitary space-time codes that can exploit the spatio-temporal correlation in the time-varying fading channels. The design criterion is based on minimizing the mean square error of the channel estimates. Computer simulation results show that a significant performance gain can be achieved by using the designed precoder.