A millimeter-wave imaging system employing a focal plane imaging array of this type is disclosed in U.S. Pat. No. 5,438,336 issued to Lee et al., titled “Focal Plane Imaging Array with Internal Calibration Source,” assigned to the Assignee this application, and herein incorporated by ref...
At the tag side, the FMCW is first amplified by a W-band power amplifier (QuinStar QPI-W01128, Torrance, CA, USA). An arbitrary wave generator (AWG, Keysight M8195A, Santa Rosa, CA, USA) is used to generate the baseband I/Q signal. The amplified FMCW signal is mixed with the ...