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.

Date of Patent:
May. 30, 2023

Filed:

Oct. 15, 2019
Applicant:

Delta Electronics (Shanghai) Co., Ltd., Shanghai, CN;

Inventors:

Shouyu Hong, Shanghai, CN;

Jianping Ying, Shanghai, CN;

Jianhong Zeng, Shanghai, CN;

Chaofeng Cai, Shanghai, CN;

Ganyu Zhou, Shanghai, CN;

Pengkai Ji, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 41/04 (2006.01); H01F 27/28 (2006.01); H01F 27/24 (2006.01);
U.S. Cl.
CPC ...
H01F 41/041 (2013.01); H01F 27/24 (2013.01); H01F 27/2804 (2013.01);
Abstract

The present disclosure provides a magnetic element and a method for manufacturing same. The method includes: forming a first metal wiring layer on a surface of at least one segment of a magnetic core; forming a first metal protection layer on the first metal wiring layer; removing a portion of the first metal protection layer with a direct writing technique to expose a portion of the first metal wiring layer; and etching the exposed first metal wiring layer in such a manner that the first metal wiring layer forms at least one first pattern to function as a winding, where at least one turn of the first pattern surrounds the magnetic core. The magnetic element and the method for manufacturing the magnetic element provided in the present disclosure can improve space utilization of the magnetic element.


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