Interference alignment with asymmetric complex signaling—Settling the Høst-Madsen–Nosratinia conjecture

VR Cadambe, SA Jafar, C Wang - IEEE Transactions on …, 2010 - ieeexplore.ieee.org
It has been conjectured by Hø-Madsen and Nosratinia that complex Gaussian interference
channels with constant channel coefficients have only one degree-of-freedom regardless of …

Interference alignment for uplink cellular systems with limited feedback

S Cho, K Huang, D Kim, H Seo - IEEE communications letters, 2012 - ieeexplore.ieee.org
Assuming perfect channel state information, the existing interference alignment (IA)
algorithm proposed in [2] suppresses inter-cell interference (ICI) by aligning ICI to a …

Feasibility of interference alignment for the MIMO interference channel: The symmetric square case

G Bresler, D Cartwright, D Tse - 2011 IEEE Information Theory …, 2011 - ieeexplore.ieee.org
Determining the feasibility conditions for vector space interference alignment in the K-user
MIMO interference channel with constant channel coefficients has attracted much recent …

A new channel quantization strategy for MIMO interference alignment with limited feedback

JS Kim, SH Moon, SR Lee, I Lee - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
In K-user multiple-input multiple-output (MIMO) interference channels, it was shown that
interference alignment (IA) achieves a full spatial multiplexing gain when perfect channel …

Interference alignment feasibility in constant coefficient MIMO interference channels

F Negro, SP Shenoy, I Ghauri… - 2010 IEEE 11th …, 2010 - ieeexplore.ieee.org
We consider the K-link constant coefficient multiple-input-multiple-output interference
channel (MIMO IFC) where inter-link interference is treated as Gaussian noise (Noisy MIMO …

Adaptive modulation and coding for interference alignment with imperfect CSIT

M Taki, M Rezaee, M Guillaud - IEEE Transactions on Wireless …, 2014 - ieeexplore.ieee.org
In this paper, interference alignment (IA) based on imperfect channel state information (CSI)
is investigated. As the accuracy of the CSI at the transmitter side is crucial for IA, we analyze …

Performance analysis and optimization for interference alignment over MIMO interference channels with limited feedback

X Chen, C Yuen - IEEE Transactions on Signal Processing, 2014 - ieeexplore.ieee.org
In this paper, we address the problem of interference alignment (IA) over MIMO interference
channels with limited channel state information (CSI) feedback based on quantization …

Capacity analysis of interference alignment with bounded CSI uncertainty

RF Guiazon, KK Wong, D Wisely - IEEE Wireless …, 2014 - ieeexplore.ieee.org
Interference alignment (IA) has been demonstrated to achieve the degree-of-freedom (DoF)
of an interference channel given perfect global channel state information (CSI). In this letter …

Unitary beamformer designs for MIMO interference broadcast channels

SM Razavi - IEEE Transactions on Signal Processing, 2015 - ieeexplore.ieee.org
Interference broadcast channel (IBC) is a generalized scenario for interference channel (IC)
where each base station (BS) transmits to multiple users in its own cell while sharing same …

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 …