Ultrasound transducer and manufacturing method thereof

US10658563B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-10658563-B2
Application numberUS-201715643226-A
CountryUS
Kind codeB2
Filing dateJul 6, 2017
Priority dateJul 26, 2016
Publication dateMay 19, 2020
Grant dateMay 19, 2020

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  1. Title

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  2. Abstract

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  3. Assignees and inventors

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  4. Key dates

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  5. First independent claim

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  6. CPC / IPC classifications

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  7. Citations and related patents

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Abstract

Official abstract text for this publication.

An ultrasound transducer used in an ultrasound system and a manufacturing method thereof includes: a backing block; a piezoelectric layer placed on the backing block; a matching layer placed on the piezoelectric layer; and a ground layer placed between the piezoelectric layer and the matching layer. The backing layer includes a connector that connects a transmitting unit and a receiving unit of an ultrasound system, and a wiring area that connects the piezoelectric layer and the connector. The wiring area is formed by etching and filling with metal material.

First claim

Opening claim text (preview).

We claim: 1. An ultrasound transducer comprising: a backing block; a piezoelectric layer placed on the backing block; a matching layer placed on the piezoelectric layer; and a ground layer placed between the piezoelectric layer and the matching layer, wherein the backing layer comprises a connector that connects to a transmitting unit and a receiving unit of an ultrasound system, and a wiring area that connects the piezoelectric layer and the connector, the wiring area comprising conductors filling etched portions of the backing material of the backing layer. 2. The ultrasound transducer of claim 1 , wherein the backing block further comprises a ground area for connecting with the ground layer. 3. The ultrasound transducer of claim 2 , wherein the ground layer is connected to the ground area by using a flexible printed circuit board. 4. The ultrasound transducer of claim 1 , wherein the wiring area is formed by being etched by laser processing and by being filled with metal material as the conductors. 5. The ultrasound transducer of claim 1 , wherein the backing block comprises a predetermined ratio of oxide of metal of at least one of Cr, Fe, and Cu. 6. The ultrasound transducer of claim 5 , wherein the predetermined ratio is in a range of more than 0% to less than 21%.

Assignees

Inventors

Classifications

  • Application to multi-element transducer · CPC title

  • using a single piezoelectric element (B06B1/0688 takes precedence) · CPC title

  • on the back only of piezoelectric elements · CPC title

  • Electricity · mapped topic

  • Electricity · mapped topic

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Frequently asked questions

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What does patent US10658563B2 cover?
An ultrasound transducer used in an ultrasound system and a manufacturing method thereof includes: a backing block; a piezoelectric layer placed on the backing block; a matching layer placed on the piezoelectric layer; and a ground layer placed between the piezoelectric layer and the matching layer. The backing layer includes a connector that connects a transmitting unit and a receiving unit of…
Who is the assignee on this patent?
Siemens Medical Solutions Usa Inc
What technology area does this patent fall under?
Primary CPC classification H01L41/047. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue May 19 2020 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 3 related publications on this page (citations in our corpus or others sharing the same primary CPC).