A D-Band Low-Power and High-Efficiency Frequency Multiply-by-9 FMCW Radar Transmitter in 28-nm CMOS Interuniversitair Micro-Electronica Centrum vzw Vrije Universiteit Brussel
This article presents a 135-155-GHz low-power and high-efficiency frequency multiply-by-9 (x9) frequency-modulated continuous-wave (FMCW) radar transmitter (TX). Starting from a 16-GHz frequency-chirping input signal, cascaded frequency triplers at V-band (40-75 GHz) and D-band (110-170 GHz) bring the signal to the D-band, subsequently amplified and radiated via a power amplifier (PA) and an on-chip antenna at D-band. The D-band PA with a ...