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. 13, 2020
Filed:
Dec. 09, 2019
Jinsheng Deng, Rancho Dominguez, CA (US);
Jinsheng Deng, Rancho Dominguez, CA (US);
EPC PRODUCT LLC, Rancho Dominguez, CA (US);
Abstract
A dial segmented dimming circuit, comprising an AC input terminal, an EMI module, a rectifying module, an input filter module, a transformer, an output filter module and a DC output terminal, and a PWM main control module; the DC output terminal is connected to a LED lamp array module; the AC input terminal is connected to a wall switch, the dial segmented dimming circuit includes a dial segmented dimming module, a rotary switch dimming module and a regulated power supply module; the rotary switch dimming module is connected to the PWM main control module via a photoelectric coupling feedback module; the dial segmented dimming module includes a dial switch control chip and a light intensity dial switch and a power dial switch; the light intensity dial switch and power dial switch are interconnected.