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:
Jan. 05, 2021
Filed:
Feb. 15, 2018
Epistar Corporation, Hsinchu, TW;
Shu-Han Yang, Hsinchu, TW;
Sheng-Che Chiou, Hsinchu, TW;
Jai-Tai Kuo, Hsinchu, TW;
Po-Chang Chen, Hsinchu, TW;
EPISTAR CORPORATION, Hsinchu, TW;
Abstract
A substrate includes a first metal layer, a second metal layer, a third metal layer and an insulation layer surrounding the first metal layer, the second metal layer and the third metal layer. The first power component is electrically connected to the first metal layer. The second power component is electrically connected to the second metal layer. The shortest distance between the first metal layer exposed to a second surface of the insulation layer and the second metal layer exposed to the second surface is a first distance, the shortest distance between a first metal layer of the insulation layer exposed to the first surface and the second metal layer exposed to the first surface is a second distance, and a ratio value of the first distance to the second distance ranges between 1.25 and 1.4.