Interference Alignment with Diversity for the $2\times 2$ $X$ Network with four antennas

Abhinav Ganesan, B. Sundar Rajan

A transmission scheme based on the Alamouti code, which we call the Li-Jafarkhani-Jafar (LJJ) scheme, was recently proposed for the $2\times 2$ $X$ Network (i.e., two-transmitter…