… A novel constructive method for finding the interference alignment solution is proposed for
the … interference alignment with one degree of freedom per user is not achievable in this case. …

… and improper, where interference alignment is and is not achievable, respectively. An …
determining the feasibility of interference alignment for K-user MIMO interference networks. First, …

… implies the feasibility of interference alignment for generic choice … our results imply that
interference alignment is achievable if and … for interference alignment and sum-rate maximization. …

… In this section, we give criteria for ensuring the achievability of interference alignment. We
have already seen the necessary direction of Theorem 5, and here we prove the sufficient …

… alignment but yield better performance. This article provides an overview of the concept of
interference alignment as … , and the practicality of interference alignment in large networks. …

… Interference alignment (IA) is an emerging interference … it can approach the capacity of
interference network at very high signal… dom achievable through interference alignment in a MIMO …

… interference alignment for MIMO interference networks - that we address in this paper. In this
paper, our approach is to consider the signal space interference alignment … the achievable …

… interference channel almost surely has K=2 degrees of freedom. Achievability is based on
the idea of interference alignment. … achievable schemes are based on interference alignment …

… The key to this achievability, as suggested in [8] is interference alignment at Receiver 1. A
constructive proof follows next. Proof: Our goal is for User 1 to achieve 2 DoF and for User 2 to …

… Abstract—Interference alignment (IA) has been shown to achieve the maximum achievable
degrees … Linear scaling is achieved by precoding the transmitted signals to align interference …