Interference alignment and its applications: A survey, research issues, and challenges

N Zhao, FR Yu, M Jin, Q Yan… - … Surveys & Tutorials, 2016 - ieeexplore.ieee.org
The capacity of interference network is a fundamental issue that eludes the researchers for
decades. Interference alignment (IA) is an emerging interference management technique …

Cooperative algorithms for MIMO interference channels

SW Peters, RW Heath - IEEE Transactions on Vehicular …, 2010 - ieeexplore.ieee.org
Interference alignment (IA) is a transmission technique for exploiting all available degrees of
freedom in the frequency-or time-selective interference channel with an arbitrary number of …

Interference alignment under limited feedback for MIMO interference channels

RT Krishnamachari, MK Varanasi - IEEE Transactions on Signal …, 2013 - ieeexplore.ieee.org
This paper analyzes multiple-input, multiple-output interference channels where each
receiver knows its channels from all the transmitters and feeds back this information using a …

Interference alignment with analog channel state feedback

O El Ayach, RW Heath - IEEE Transactions on Wireless …, 2011 - ieeexplore.ieee.org
Interference alignment (IA) is a multiplexing gain optimal transmission strategy for the
interference channel. While the achieved sum rate with IA is much higher than previously …

The feasibility of interference alignment over measured MIMO-OFDM channels

O El Ayach, SW Peters… - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
Interference alignment (IA) has been shown to achieve the maximum achievable degrees of
freedom in the interference channel. This results in sum rate scaling linearly with the number …

Constrained interference alignment and the spatial degrees of freedom of MIMO cognitive networks

M Amir, A El-Keyi, M Nafie - IEEE Transactions on Information …, 2011 - ieeexplore.ieee.org
An interference alignment (IA) scheme is presented that allows multiple opportunistic
transmitters (secondary users) to use the same frequency band of a pre-existing primary link …

A survey on interference networks: Interference alignment and neutralization

SW Jeon, M Gastpar - Entropy, 2012 - mdpi.com
In recent years, there has been rapid progress on understanding Gaussian networks with
multiple unicast connections, and new coding techniques have emerged. The essence of …

A general algorithm for interference alignment and cancellation in wireless networks

LE Li, R Alimi, D Shen, H Viswanathan… - 2010 Proceedings …, 2010 - ieeexplore.ieee.org
Physical layer techniques have come a long way and can achieve very close to Shannon
capacity for point-to-pint links. It is apparent that, to further improve network capacity …

Grassmannian differential limited feedback for interference alignment

O El Ayach, RW Heath - IEEE Transactions on Signal …, 2012 - ieeexplore.ieee.org
Channel state information (CSI) in the interference channel can be used to reduce the
dimension of received interference and helps achieve the channel's maximum multiplexing …

Feedback-topology designs for interference alignment in MIMO interference channels

S Cho, K Huang, DK Kim, VKN Lau… - IEEE transactions on …, 2012 - ieeexplore.ieee.org
Interference alignment (IA) is a joint-transmission technique for the interference channel that
achieves the maximum degrees-of-freedom and provides linear scaling of the capacity with …