Maha Alodeh, Danilo Spano, Ashkan Kalantari, Christos G. Tsinos, Dimitrios Christopoulos, Symeon Chatzinotas, Björn E. Ottersten. Symbol-Level and Multicast Precoding for Multiuser Multiantenna Downlink: A State-of-the-Art, Classification, and Challenges. IEEE Communications Surveys and Tutorials, 20(3):1733-1757, 2018. [doi]
Abstract is missing.