A Versatile, Low Power, High Performance BiCMOS MIMO/Diversity Direct Conversion Transceiver IC for WiBro/WiMAX (802.16e). - Matthias Locher; Jeroen Kuenen; Anton Daanen; Henk Visser; Berend Hendrik Essink; Peter Paul Vervoort; Rob Kopmeiners; Wilfred Alkema; William Redman-White; Richard A. H. Balmford; Rachid El Waffaoui (IEEE J. Solid State Circuits, 2008)