Adaptive interference alignment with CSI uncertainty

B Xie, Y Li, H Minn, A Nosratinia - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Interference alignment (IA) is known to significantly increase sum-throughput at high SNR in
the presence of multiple interfering nodes, however, the reliability of IA is little known, which …

On the degrees of freedom achievable through interference alignment in a MIMO interference channel

M Razaviyayn, G Lyubeznik… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
Consider a K-user flat fading MIMO interference channel where the kth transmitter (or
receiver) is equipped with M k (respectively N k) antennas. If an exponential (in K) number of …

Interference subspace tracking for network interference alignment in cellular systems

B Niu, AM Haimovich - GLOBECOM 2009-2009 IEEE Global …, 2009 - ieeexplore.ieee.org
In this paper, a practical solution to implement the distributed interference alignment (IA)
algorithm of [1] in a cellular communication system is proposed. In the training period of the …

Beamformer design for the MIMO interference channels under limited channel feedback

K Anand, E Gunawan, YL Guan - IEEE transactions on …, 2013 - ieeexplore.ieee.org
In this paper, beamforming design is considered for a K-user multiple-input-multiple-output
interference channel (MIMO-IC) under limited channel feedback budget at the users. Using a …

Overhead and spectral efficiency of pilot-assisted interference alignment in time-selective fading channels

RK Mungara, G George… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
The spectral efficiency achievable by interference alignment (IA) in a K-user multiple-input-
multiple-output interference channel is studied in the face of time-selective continuous …