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. 24, 2017
Filed:
Jun. 24, 2014
General Luminaire Co., Ltd., Taipei, TW;
Yung-Hong Wang, Taipei, TW;
Zhi-Jian Fan, Shanghai, CN;
Other;
Abstract
Disclosed are a power factor correction circuit and a power adapter, and the power factor correction circuit includes a sampler, a controller and a current limiter, and the controller includes an error amplification unit, a peak value adjusting unit, an ON/OFF computing unit and a phase lock unit. The sampler is coupled to the phase lock unit, and the current limiter is coupled to the error amplification unit and the ON/OFF computing unit, so as to achieve the effects of enhancing the power factor property of the power factor correction circuit, lowering the manufacturing cost, and improving the electric power utilization.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile