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.
Patent No.:
Date of Patent:
Mar. 04, 2025
Filed:
Oct. 12, 2022
Applicant:
Skyworks Global Pte. Ltd., Singapore, SG;
Inventors:
Kwang Jae Shin, Yongin, KR;
Renfeng Jin, Irvine, CA (US);
Benjamin Paul Abbott, Irvine, CA (US);
Jong Duk Han, Yongin, KR;
Myung Hyun Park, Seongnam-si, KR;
Myeong Gweon Gu, Seoul, KR;
Assignee:
SKYWORKS GLOBAL PTE. LTD., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/17 (2006.01); H03H 3/02 (2006.01); H03H 9/02 (2006.01); H03H 9/13 (2006.01); H03H 9/56 (2006.01);
U.S. Cl.
CPC ...
H03H 9/17 (2013.01); H03H 3/02 (2013.01); H03H 9/02157 (2013.01); H03H 9/133 (2013.01); H03H 9/568 (2013.01); H03H 2003/023 (2013.01);
Abstract
A bulk acoustic resonator comprises a membrane including a piezoelectric film having multiple layers of piezoelectric material. At least one of the multiple layers of piezoelectric material has a different dopant concentration than another of the multiple layers of piezoelectric material.