The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 04, 2022

Filed:

May. 20, 2019
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Ryan M. Hatcher, Austin, TX (US);

Titash Rakshit, Austin, TX (US);

Jorge A. Kittl, Austin, TX (US);

Joon Goo Hong, Austin, TX (US);

Dharmendar Palle, Austin, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 41/083 (2006.01); H01G 4/12 (2006.01); H01L 29/51 (2006.01); H01L 29/78 (2006.01); H01G 4/008 (2006.01);
U.S. Cl.
CPC ...
H01G 4/1245 (2013.01); H01L 29/513 (2013.01); H01L 29/516 (2013.01); H01L 29/517 (2013.01); H01L 29/78391 (2014.09); H01G 4/008 (2013.01);
Abstract

A circuit element. In some embodiments, the circuit element includes a first terminal, a second terminal, and a layered structure. The layered structure may include a first conductive layer connected to the first terminal, a first piezoelectric layer on the first conductive layer, a second piezoelectric layer on the first piezoelectric layer, and a second conductive layer connected to the second terminal. The first piezoelectric layer may have a first piezoelectric tensor and a first permittivity tensor, and the second piezoelectric layer may have a second piezoelectric tensor and a second permittivity tensor, one or both of the second piezoelectric tensor and a second permittivity tensor differing, respectively, from the first piezoelectric tensor and the first permittivity tensor.


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