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:
Jan. 19, 2021
Filed:
Nov. 28, 2017
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;
Inventors:
Dae Hun Jeong, Suwon-si, KR;
Sang Uk Son, Suwon-si, KR;
Tae Yoon Kim, Suwon-si, KR;
Dae Ho Kim, Suwon-si, KR;
Assignee:
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/047 (2006.01); H03H 9/02 (2006.01); H01L 41/22 (2013.01); H03H 3/02 (2006.01); H03H 9/17 (2006.01); H03H 9/54 (2006.01); H01L 41/187 (2006.01);
U.S. Cl.
CPC ...
H01L 41/047 (2013.01); H01L 41/22 (2013.01); H03H 3/02 (2013.01); H03H 9/02118 (2013.01); H03H 9/174 (2013.01); H01L 41/187 (2013.01); H03H 9/54 (2013.01); H03H 2003/023 (2013.01);
Abstract
An acoustic resonator includes a resonant portion including a piezoelectric layer disposed between a first electrode and a second electrode, and a frame portion disposed along an outer edge of the second electrode. The frame portion includes three reflective portions reflecting lateral waves generated in the resonant portion.