Colour Doppler ultrasound hangata e sebelisa theknoloji ea autocorrelation bakeng sa ts'ebetso ea matšoao a Doppler.Letšoao la phallo ea mali le fumanoang ke theknoloji ea autocorrelation le na le mebala-bala 'me le behiloe holim'a setšoantšo sa mahlakore a mabeli ka nako ea sebele ho theha mmala setšoantšo sa phallo ea mali ea Doppler ultrasound .Hangata e na le li-probes (li-arrays, linear array, convex array, mechanical fan scan, 4D probe, endoscopic probe, joalo-joalo), ultrasonic transmitter/receiver circuit, matshwao a tshebetso le pontsho ya setshwantsho.Ho sebelisa theknoloji ea ultrasound Doppler le molao-motheo oa ultrasound echo, rona Mochine oa ultrasound oa Color Doppler ka nako e le 'ngoe o bokella motsamao oa phallo ea mali, tlhaiso-leseling ea motsamao oa lisele le litšoantšo tsa litho tsa motho.