Tong Zhang, Mazhareddin Taghivand, Jacques C. Rudell. A 55-70GHz two-stage tunable polyphase filter with feedback control for quadrature generation with <2° and <0.32dB phase/amplitude imbalance in 28nm CMOS process. In Wolfgang Pribyl, Franz Dielacher, Gernot Hueber, editors, st European Solid-State Circuits Conference, Graz, Austria, September 14-18, 2015. pages 60-63, IEEE, 2015. [doi]
Abstract is missing.