DocumentCode
152012
Title
Semi-blind interference alignment over correlated wireless channels
Author
Takai, Mineo ; Ishibashi, Koji ; Wada, Tomotaka
Author_Institution
Shizuoka Univ., Hamamatsu, Japan
fYear
2014
fDate
19-23 Jan. 2014
Firstpage
121
Lastpage
123
Abstract
Semi-blind interference alignment (S-BIA) is a recently proposed interference cancellation technique on multiuser channels. S-BIA aligns interference signals with a given signal space by controlling transmit weights based on partial knowledge of channel coefficients. In this paper, we mathematically analyze the impact of channel correlation and numerically show that S-BIA is more robust against the channel correlation than ordinary multiple-input multiple-output (MIMO) systems.
Keywords
interference suppression; multipath channels; multiuser channels; wireless channels; S-BIA; channel coefficient; channel correlation; correlated wireless channel; interference cancellation technique; interference channels; multiuser channels; semiblind interference alignment; Correlation; Eigenvalues and eigenfunctions; Interference; MIMO; OFDM; Receivers; Transmitters; Interference channels; channel capacity; eigenvalues and eigenfunctions; multipath channels; multiuser channels;
fLanguage
English
Publisher
ieee
Conference_Titel
Radio and Wireless Symposium (RWS), 2014 IEEE
Conference_Location
Newport Beach, CA
Print_ISBN
978-1-4799-2298-7
Type
conf
DOI
10.1109/RWS.2014.6830100
Filename
6830100
Link To Document