In order to realize the miniature and low cost requirement for passive millimeter wave(MMW)imaging guid- ance technology in practical application.A novel miniaturized(MMW)imaging technology is introduced.Through pas- sive MMW imaging guidance technology principle's introduction,radiometer antenna temperature's calculation,alterna- ting current total-power MMW radiometer principle's introduction,output signal characteristics' analyst,radiometer output signal sampling system principle's introduction,this pass...