Patent ID: 9419203
Filing Date: 2016-08-16
CPC Classification: H01L

Claim Text:
1. A piezoelectronic transistor (PET) device, comprising: a first metal layer; a layer of piezoelectric (PE) element formed on the first metal layer; a second metal layer on the PE element; piezoresistive (PR) material formed in a well above the second metal layer and above the well, sides of the well being lined with a passivation film and a diameter of the PR material formed above the well being greater than a diameter of the well; a passivation layer and a top metal layer formed above the PR material at the diameter of the PR material above the well, a cross sectional shape of the well, the PR material above the well, the passivation layer, and the top metal layer being a T-shaped structure; and a metal clamp layer as a top layer of the PET device.