Feedback capacity of the Gaussian interference channel to within 2 bits

C Suh, NC David - IEEE Transactions on Information Theory, 2011 - ieeexplore.ieee.org
We characterize the capacity region to within 2 bits/s/Hz and the symmetric capacity to within
1 bit/s/Hz for the two-user Gaussian interference channel (IC) with feedback. We develop …

Interference channels with rate-limited feedback

A Vahid, C Suh, AS Avestimehr - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
We consider the two-user interference channel with rate-limited feedback. Related prior
works focus on the case where feedback links have infinite capacity, while no research has …

Interference channel with generalized feedback (aka with source cooperation): Part I: Achievable region

S Yang, D Tuninetti - IEEE Transactions on Information Theory, 2011 - ieeexplore.ieee.org
An Interference Channel with Generalized Feedback (IFC-GF) models a wireless network
where the sources can sense the channel activity. The signal overheard from the channel …

Approximate capacity region for the symmetric Gaussian interference channel with noisy feedback

SQ Le, R Tandon, M Motani… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Recent results have shown that feedback can significantly increase the capacity of
interference networks. This paper considers the impact of noise on such gains due to …

On channel output feedback in deterministic interference channels

A Sahai, V Aggarwal, M Yüksel… - 2009 IEEE Information …, 2009 - ieeexplore.ieee.org
In this paper, we study the effect of channel output feedback on the sum capacity in a two-
user symmetric deterministic interference channel. We find that having a single feedback link …

Capacity of all nine models of channel output feedback for the two-user interference channel

A Sahai, V Aggarwal, M Yuksel… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
In this paper, we study the impact of different channel output feedback architectures on the
capacity of the two-user interference channel. For a two-user interference channel, a …

Feedback capacity of the Gaussian interference channel to within 1.7075 bits: the symmetric case

C Suh, D Tse - arXiv preprint arXiv:0901.3580, 2009 - arxiv.org
We characterize the symmetric capacity to within 1.7075 bits/s/Hz for the two-user Gaussian
interference channel with feedback. The result makes use of a deterministic model to …

Symmetric feedback capacity of the Gaussian interference channel to within one bit

C Suh, D Tse - 2009 IEEE International Symposium on …, 2009 - ieeexplore.ieee.org
We characterize the symmetric capacity of the two-user Gaussian interference channel with
feedback to within 1 bit/s/Hz. The result makes use of a deterministic model to provide …

The capacity region of the symmetric linear deterministic interference channel with partial feedback

SQ Le, R Tandon, M Motani… - 2012 50th Annual Allerton …, 2012 - ieeexplore.ieee.org
The linear deterministic interference channel (LD-IC) with partial feedback is considered.
Partial feedback for the LD-IC models a scenario in which the top l most-significant-bits of …

The two-user deterministic interference channel with rate-limited feedback

A Vahid, AS Avestimehr - 2010 IEEE International Symposium …, 2010 - ieeexplore.ieee.org
In this paper we study the effect of rate-limited feedback on the sum-rate capacity of the
deterministic interference channel. We characterize the sum-rate capacity of this channel in …