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:
Aug. 22, 2023
Filed:
Jul. 03, 2022
Zhangzhou Go Win Lighting Co., Ltd, Zhangzhou, CN;
ZHANGZHOU GO WIN LIGHTING CO., LTD, Zhangzhou, CN;
Abstract
An LED bulb control device includes a rectifier unit, connected to an external power supply to convert an alternating current into a direct current; a DC-DC unit, connected to the rectifier unit; a signal sampling unit, connected to the rectifier unit or the external power supply for counting a number of changes in a cycle and a cycle length of the alternating current or a control signal pulse to provide a synchronization signal and acquire a control signal input by an external controller; a control unit, connected to the signal sampling unit for receiving the synchronization signal and/or the control signal output by the signal sampling unit; a MCU power supply unit, connected to the DC-DC unit and the control unit respectively for supplying power to the control unit; and an LED assembly connected to the DC-DC unit and the control unit respectively.