Thomas Michel, Gerhard Wunder. Nonlinear Downlink Beamforming Under QOS Constraints: Optimum Precoding Order and the Need for Time-Sharing. In Proceedings of the IEEE 18th International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2007, 3-7 September 2007, Athens, Greece. pages 1-5, IEEE, 2007. [doi]
Abstract is missing.