Feedback can increase the degrees of freedom of the rank-deficient interference channel.

Sung Ho Chae Changho Suh Sae-Young Chung Feedback can increase the degrees of freedom of the rank-deficient interference channel. 36-40 2013 ISIT https://doi.org/10.1109/ISIT.2013.6620183 conf/isit/2013 db/conf/isit/isit2013.html#ChaeSC13