Patent ID: 6126602
Filing Date: 2000-10-03
Classification: A61B,G01S,G10K

Abstract:
A phased array acoustic apparatus for imaging a region of interest comprising:a transmit array including a multiplicity of transducer elements allocated into several transmit sub-arrays;several intra-group transmit processors, connected to said several transmit sub-arrays, constructed and arranged to generate a transmit acoustic beam directed into a region of interest;a receive array including a multiplicity of transducer elements;a receive beamformer includinga multiplicity of processing channels connected to said transducer elements, each said processing channel including a beamformer delay constructed and arranged to synthesize receive beams from said echos by delaying signals received from said transducer elements, anda beamformer summer constructed and arranged to receive and sum signals from said processing channels; andan image generator constructed and arranged to form an image of said region based on signals received from said receive beamformer.