IEEE 802.11ac is the second generation of 802.11n wireless LAN technical standard. The paper mainly introduces the features in new technical aspect and highlights the MU-MIMO system in the application of 802.11ac including the solution of multi-user scheduling fairness problem in MU-MIMO and the latest SLNR beam-forming techniques for multi-user interference.
Aggregation with fragment retransmission for very high-speed WLANs [J] . Tianji Li,Qiang Ni,David Malone,Douglas Leith,Yang Xiao,Thierry Turletti. IEEE/ACM Transactions on Networking (TON) . 2009 (2)