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:
Feb. 06, 2024
Filed:
Apr. 17, 2020
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Jea Shik Shin, Hwaseong-si, KR;
Duck Hwan Kim, Goyang-si, KR;
Chul Soo Kim, Hwaseong-si, KR;
Sang Uk Son, Yongin-si, KR;
In Sang Song, Osan-si, KR;
Moon Chul Lee, Seongnam-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/17 (2006.01); H03H 9/02 (2006.01); H03H 3/02 (2006.01);
U.S. Cl.
CPC ...
H03H 9/173 (2013.01); H03H 3/02 (2013.01); H03H 9/02118 (2013.01); H03H 2003/021 (2013.01); Y10T 29/42 (2015.01);
Abstract
Disclosed is a bulk acoustic wave resonator (BAWR). The BAWR includes a bulk acoustic wave resonance unit with a first electrode, a second electrode, and a piezoelectric layer. The piezoelectric layer is disposed between the first electrode and the second electrode. An air edge is formed at a distance from a center of the bulk acoustic wave resonance unit.