Rajiv Agarwal, Vineet Abhishek, Rath Vannithamby, John M. Cioffi. Opportunistic Feedback in OFDMA Downlink. In Proceedings of the Global Communications Conference, 2007. GLOBECOM 07, Washington, DC, USA, 26-30 November 2007. pages 3220-3224, IEEE, 2007. [doi]
Abstract is missing.