240 GHz transmitter and receiver for 3D imaging system in SiGe BiCMOS technology

240 GHz transmitter and receiver ICs for a 3D imaging system operating are presented. The transmitter exhibits 0.75 dBm output power at 220 GHz, and features a bandwidth of more than 60 GHz while consuming 55 mA from 3 V supply. The receiver features 14 dB of conversion gain at 220 GHz while consuming 81 mA from a 3 V supply. The circuits were implemented in 0.13μm SiGe:C BiCMOS technology with f
_T
/f
_max
of 300GHz/500GHz.