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:
Oct. 20, 2020
Filed:
May. 21, 2019
Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;
Je Hong Kyoung, Suwon-si, KR;
Tae Kyung Lee, Suwon-si, KR;
Sung Sun Kim, Suwon-si, KR;
Jin Suk Son, Suwon-si, KR;
Ran Hee Shin, Suwon-si, KR;
Hwa Sun Lee, Suwon-si, KR;
Samsung Electro-Mechanics Co., Ltd., Suwon-si, KR;
Abstract
A bulk acoustic wave resonator includes: a substrate; a first electrode disposed on the substrate; a piezoelectric layer at least partially disposed on the first electrode; and a second electrode disposed on the piezoelectric layer; wherein the first electrode includes an aluminum alloy layer containing scandium (Sc), and has a surface roughness of 2.4 nm or less, based on an arithmetic mean roughness.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile