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:
Dec. 27, 2022
Filed:
Apr. 30, 2019
Samsung Electro-mechanics Co., Ltd., Suwon-si, KR;
Kyung Lock Kim, Suwon-si, KR;
Byeong Cheol Moon, Suwon-si, KR;
Chang Hak Choi, Suwon-si, KR;
Jeong Gu Yeo, Suwon-si, KR;
Young Il Lee, Suwon-si, KR;
SAMSUNG ELECTRO-MECHANICS CO., LTD., Suwon-si, KR;
Abstract
A coil electronic component includes a body, in which a coil portion is embedded, including a plurality of magnetic particles, and an external electrode connected to the coil portion. Among the plurality of magnetic particles, at least a portion of magnetic particles include a first layer, disposed on a surface of a magnetic particle among the magnetic particles, and a second layer disposed on a surface of the first layer. The first layer is an inorganic coating layer containing a phosphorus (P) component, and the second layer is an atomic layer deposition layer.