Invention Grant
US09536511B2 Ultrasound transducer stack 有权
超声波换能器组

Ultrasound transducer stack
Abstract:
Certain embodiments provide an ultrasound transducer stack. The ultrasound transducer stack includes a backing layer, an active layer overlying the backing layer, and a matching layer overlying the active layer. The active layer has a surface comprising a plurality of textures. The matching layer has a first thickness region and a second thickness region, wherein the first thickness region has a larger thickness than a thickness of the second thickness region, wherein the first thickness region extends into the plurality of textures and the second thickness region does not extend into the plurality of textures.
Public/Granted literature
Information query
Patent Agency Ranking
0/0