A CMOS-Compatible Spectrum Analyzer for Cognitive Radio Exploiting Crosscorrelation to Improve Linearity and Noise Performance.
Mark S. Oude AlinkEric A. M. KlumperinkAndré B. J. KokkelerMichiel C. M. SoerGerard J. M. SmitBram NautaPublished in: IEEE Trans. Circuits Syst. I Regul. Pap. (2012)