Transparent ultrasound sensor and method for manufacturing the same
AssigneePostech Academy-Industry Foundation
InventorsChulhong Kim, Hyung Ham Kim, Byullee Park, Jeongwoo Park
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Abstract
Disclosed herein is a transparent ultrasonic sensor including a matching unit configured to perform optical impedance matching and formed of a transparent material, a piezoelectric layer positioned behind the matching unit and formed of a transparent material, a first electrode layer and a second electrode layer positioned on a rear surface and a front surface of the piezoelectric layer, respectively, the first electrode layer and the second electrode layer being formed of a transparent conductive material, a first housing connected to the first electrode layer, and a second housing connected to the second electrode layer.
Claims20
A transparent ultrasonic sensor comprising:
- a matching unit configured to perform optical impedance matching and formed of a transparent material;
- a piezoelectric layer positioned behind the matching unit and formed of a transparent material;
- a first electrode layer and a second electrode layer positioned on a rear surface and a front surface of the piezoelectric layer, respectively, the first electrode layer and the second electrode layer being formed of a transparent conductive material;
- a first housing connected to the first electrode layer;
- a second housing connected to the second electrode layer;
- and
- a correction lens positioned behind the matching unit, controlling a focus of light passing through the matching unit, and formed of a transparent material.
A transparent ultrasonic sensor comprising:
- a matching unit configured to perform optical impedance matching and formed of a transparent material;
- a piezoelectric layer positioned behind the matching unit and formed of a transparent material;
- a first electrode layer and a second electrode layer positioned on a rear surface and a front surface of the piezoelectric layer, respectively, the first electrode layer and the second electrode layer being formed of a transparent conductive material;
- a first housing connected to the first electrode layer;
- a second housing connected to the second electrode layer;
- and
- a correction lens positioned behind the matching unit, controlling a focus of light passing through the matching unit, and formed of a transparent material,
- wherein each of the first housing and the second housing is formed in a ring shape having an empty space in a middle of the ring shape.
Dependencies are inferred from the claim text.