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. 21, 2020
Filed:
Apr. 13, 2017
Applicant:
Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;
Inventors:
Tae Kyung Lee, Suwon-si, KR;
Hwa Sun Lee, Suwon-si, KR;
Hyun Min Hwang, Suwon-si, KR;
Moon Chul Lee, Suwon-si, KR;
Sung Sun Kim, Suwon-si, KR;
Tae Yoon Kim, Suwon-si, KR;
Assignee:
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/17 (2006.01); H01L 41/047 (2006.01); H01L 41/18 (2006.01);
U.S. Cl.
CPC ...
H03H 9/177 (2013.01); H01L 41/0477 (2013.01); H01L 41/18 (2013.01); H03H 9/171 (2013.01);
Abstract
A bulk acoustic resonator may include a substrate; a resonating portion including a first electrode layer, a piezoelectric layer, and a second electrode layer which are sequentially stacked on the substrate, and partitioned into an active region and a non-active region; and a frame electrode layer including frame electrodes disposed within the active region to be spaced apart from each other along an outer circumference portion of the active region.