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:
Apr. 14, 2020
Filed:
Feb. 02, 2019
Opple Lighting Co., Ltd., Shanghai, CN;
Wei Wen, Shanghai, CN;
Opple Lighting Co., Ltd., Shanghai, CN;
Abstract
The present disclosure provides an electronic ballast-based device for controlling an electronic control circuit and a lighting lamp. The device includes an electronic ballast and an electronic control circuit which are connected with each other, the electronic control circuit including a filament analog circuit, a rectifier bridge circuit, at least two frequency detection circuits connected in parallel, an interface logic circuit and a switching circuit; the electronic ballast is connected with the switch circuit sequentially through the filament analog circuit and the rectifier bridge circuit; the at least two frequency detection circuits connected in parallel have one end connected between the filament analog circuit and the rectifier bridge circuit, or connected between the electronic ballast and the filament analog circuit, and another end connected with the interface logic circuit; and the interface logic circuit is connected with the switching circuit.