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. 20, 2018
Filed:
Nov. 27, 2012
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;
Ho Soo Park, Wando-gun, KR;
Sang Uk Son, Yongin-si, KR;
In Sang Song, Osan-si, KR;
Moon Chul Lee, Seongnam-si, KR;
Cui Jing, Yongin-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/107 (2006.01); H03H 9/17 (2006.01); H03H 9/02 (2006.01);
U.S. Cl.
CPC ...
H01L 41/107 (2013.01); H03H 9/0211 (2013.01); H03H 9/02102 (2013.01); H03H 9/173 (2013.01); H03H 9/175 (2013.01); H03H 9/174 (2013.01);
Abstract
Provided is a bulk acoustic wave resonator (BAWR). The BAWR may include an air cavity disposed on a substrate, a bulk acoustic wave resonant unit including a piezoelectric layer, and a reflective layer to reflect a wave of a resonant frequency that is generated from the piezoelectric layer.