An ultrasound imaging system (100). An exemplary system (100) includes a plurality of transducer elements (136) formed in subarrays (140) and a plurality of subarray circuit units (160′), with each circuit unit (160′) connected to a subarray (140) of the transducer elements (136). The circuitry in...http://www.google.fr/patents/US7687976?utm_source=gb-gplus-shareBrevet US7687976 - Ultrasound imaging system