Patent ID: 8330333
Filing Date: 2012-12-11
Classification: B06B,H01L,Y10T

Abstract:
1. An ultrasound transducer comprising: a layer of insulating material, the layer having an upper face; a backing layer disposed beneath the layer of insulating material; a plurality of conductive traces disposed on the upper face of the layer of insulating material, each of the conductive traces having an upper face; a plurality of transducer elements, each of the transducer elements having (a) a core of piezoelectric material and (b) a conductive coating disposed beneath the core, the conductive coating having a lower face; and a matching layer disposed on top of the transducer elements, wherein the lower face of each of the transducer elements is bonded directly to the upper face of a respective one of the plurality of conductive traces, and wherein the layer of insulating material is substantially flat.