A 21.5/43-GHz dual-frequency balanced Colpitts VCO in SiGe technology. - Mingquan Bao; Yinggang Li; Harald Jacobsson (IEEE J. Solid State Circuits, 2004)

A 9-31-GHz Subharmonic Passive Mixer in 90-nm CMOS Technology. - Mingquan Bao; Harald Jacobsson; Lars Aspemyr; Geert Carchon; Xiao Sun (IEEE J. Solid State Circuits, 2006)