Title :
An iterative singular vectors estimation scheme for beamforming transmission and detection in MIMO systems
Author :
Tang, Yang ; Vucetic, Branka ; Li, Yonghui
Author_Institution :
Telecommun. Lab., Univ. of Sydney, Australia
fDate :
6/1/2005 12:00:00 AM
Abstract :
A novel iterative singular vector estimation scheme has been proposed for a beamforming transmission and detection in wireless multiple input multiple output (MIMO) systems. Two singular channel matrix vectors, which correspond to the largest singular value, are iteratively obtained at the transmitter and the receiver without estimating the channel coefficients. The proposed singular vectors estimation strategy has advantages over the conventional MIMO channel estimation schemes in terms of both frame-error-rate performance, bandwidth efficiency and computation complexity.
Keywords :
MIMO systems; Rayleigh channels; array signal processing; channel estimation; error statistics; iterative methods; protocols; signal detection; singular value decomposition; time division multiplexing; MIMO; TDD; beamforming transmission; channel estimation; frame-error-rate performance; iterative singular vector estimation scheme; multiple input multiple output systems; singular channel matrix vectors; time division duplex protocol; Array signal processing; Bandwidth; Channel estimation; MIMO; Matrix decomposition; Multiaccess communication; Receiving antennas; Singular value decomposition; Transmitters; Transmitting antennas;
Journal_Title :
Communications Letters, IEEE
DOI :
10.1109/LCOMM.2005.06006