On the degrees of freedom for opportunistic interference alignment with 1-bit feedback: The 3 cell case

Z Xu, M Gan, T Zemen - arXiv preprint arXiv:1501.04312, 2015 - arxiv.org
Opportunistic interference alignment (OIA) exploits channel randomness and multiuser
diversity by user selection. For OIA the transmitter needs channel state information (CSI) …

Opportunistic interference alignment with 1-bit feedback in 3-cell interference channels

Z Xu, M Gan, T Zemen - … on Personal, Indoor, and Mobile Radio …, 2015 - ieeexplore.ieee.org
Opportunistic interference alignment (OIA) exploits channel randomness and multiuser
diversity by user selection. The transmitter needs channel state information (CSI), which is …

[PDF][PDF] On the optimality of opportunistic interference alignment in 3-transmitter MIMO interference channels

JH Lee, W Choi, DJ Love - arXiv preprint arXiv:1109.6541, 2011 - Citeseer
In this paper, we propose opportunistic interference alignment (OIA) for three-transmitter
multiple-input multipleoutput (MIMO) interference channels (ICs). In the proposed OIA …

On the achievable DoF and user scaling law of opportunistic interference alignment in 3-transmitter MIMO interference channels

JH Lee, W Choi - IEEE transactions on wireless …, 2013 - ieeexplore.ieee.org
In this paper, we propose opportunistic interference alignment (OIA) for three-transmitter
multiple-input multiple-output interference channels. In the proposed OIA, each transmitter …

[PDF][PDF] Achievable dof and its user scaling law for opportunistic user selection in a k-transmitter simo interference channel

JH Lee, W Choi, DJ Love - arXiv preprint arXiv:1111.1051, 2011 - Citeseer
In this paper, we consider a K-transmitter single-input multiple-output (SIMO) interference
channel (IC) where each transmitter has its own user group and serves one of the users in …

Threshold-based selective feedback for opportunistic interference alignment

Z Xu, M Gan, T Zemen - 2015 IEEE Wireless Communications …, 2015 - ieeexplore.ieee.org
Opportunistic interference alignment (OIA) exploits channel randomness and multiuser
diversity by user selection. In this paper, we address the major disadvantage of OIA which …

A new opportunistic interference alignment scheme and performance comparison of MIMO interference alignment with limited feedback

J Leithon, C Yuen, HA Suraweera… - 2012 IEEE Globecom …, 2012 - ieeexplore.ieee.org
We investigate the performance of several interference alignment (IA) schemes for a three-
user MIMO channel with limited feedback. In our study, we consider traditional IA with …

Opportunistic interference alignment by receiver selection in a K-User 1x3 SIMO interference channel

JH Lee, W Choi - 2011 IEEE Global Telecommunications …, 2011 - ieeexplore.ieee.org
In this paper, we show that opportunistic interference alignment (OIA) by receiver selection
achieves a total K degrees of freedom (DoF) in a K-user 1× 3 single-input multiple-output …

Low complexity opportunistic interference alignment in k-transmitter MIMO interference channels

AK Sinha, AK Chaturvedi - 2016 IEEE Wireless …, 2016 - ieeexplore.ieee.org
In this paper, we propose low complexity opportunistic methods for interference alignment in
K-transmitter MIMO interference channels by exploiting multiuser diversity. We do not …

Retrospective interference alignment for interference channels with delayed feedback

L Maggi, L Cottatellucci - 2012 IEEE wireless communications …, 2012 - ieeexplore.ieee.org
We deal with interference channels with (i) delayed channel state information at the
transmitter (CSIT), and (ii) delayed output feedback at the receiver and no CSIT. We extend …