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:
Sep. 05, 2023
Filed:
Oct. 16, 2018
Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd., Foshan, CN;
Lutian Zeng, Foshan, CN;
Jun Lei, Foshan, CN;
Wei Zou, Foshan, CN;
Yunfeng Wang, Foshan, CN;
Fenglei Xing, Foshan, CN;
Abstract
An electromagnetically heated cooking utensil, and a heating control circuit and method therefor. The heating control circuit includes a first resonance device; a second resonance device; a first power switch; a second power switch; a first synchronization device that detects voltages of both ends of the first resonance device to output a first synchronization signal; a second synchronization device that detects voltages of both ends of the second resonance device to output a second synchronization signal; and a control device that selects, according to the heating mode of the electromagnetically heated cooking utensil, the first synchronization signal to generate a driving signal for driving the first power switch, a second synchronization signal to generate a driving signal for driving the second power switch.