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:
Sep. 09, 2025
Filed:
Jul. 11, 2023
Unimicron Technology Corp., Taoyuan, TW;
Chun Hung Kuo, Taoyuan, TW;
Kuo-Ching Chen, Taoyuan, TW;
Yu-Cheng Huang, Taoyuan, TW;
Yu-Hua Chen, Taoyuan, TW;
UNIMICRON TECHNOLOGY CORP., Taoyuan, TW;
Abstract
A circuit board structure and a manufacturing method thereof. Circuit board structure includes first circuit board, second circuit board, conductive coil, magnetic body and molding compound. First circuit board has first side surface and first cavity located on first side surface. Second circuit board has second side surface facing first side surface and being spaced apart from first side surface. Conductive coil is in a spiral shape and includes first coil pattern and second coil pattern. First coil pattern is disposed in first circuit board. Second coil pattern is disposed in second circuit board. First coil pattern is electrically connected to second coil pattern. Magnetic body is filled in first cavity of first circuit board. Conductive coil surrounds at least a part of magnetic body. Molding compound is filled in a gap between first side surface and second side surface.