A 3.5-mW, 2.5-GHz diversity receiver and a 1.2-mW, 3.6-GHz VCO in silicon on anything. - Peter G. M. Baltus; Anthony G. Wagemans; Ronald Dekker; Anton Hoogstraate; H. Maas; A. Tombeur; Jan van Sinderen (IEEE J. Solid State Circuits, 1998)