%0 Journal Article %T A 4.3GHz BiCMOS VCO with multiple 360° variable phase outputs using the vector sum method %A Opperman, Tjaart %A Sinha, Saurabh %J Analog Integrated Circuits and Signal Processing %V 72 %N 2 %P 375-381 %@ 0925-1030 %D 2012-06-09 %I Springer US %~ DeepDyve