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. 18, 2022
Filed:
Jul. 31, 2020
Epistar Corporation, Hsinchu OT, TW;
Sheng-Bo Wang, Hsinchu, TW;
Chiao Fu, Hsinchu, TW;
Chang-Hsieh Wu, Hsinchu, TW;
Jai-Tai Kuo, Hsinchu, TW;
Chao-Kai Chang, Hsinchu, TW;
Yao-Zhong Liu, Hsinchu, TW;
Yi-Ru Shen, Hsinchu, TW;
Chen-Yu Wang, Hsinchu, TW;
EPISTAR CORPORATION, Hsinchu, TW;
Abstract
A voltage converter circuit, comprising: a bridge rectifier; a first transistor, having a first end, a second end and a third end; a second transistor, having a first end and a second end; wherein the first end of the first transistor and the first end of second transistor are electrically connected to bridge rectifier, and the second end of the first transistor is electrically connected to the first end of the second transistor; and a Zener diode, connected between the third end of the first transistor and the second end of the second transistor.